Medical Device

MeSH ID: T074

Related Concepts:

  • Absorbable Implants [M0029978]
    Implants constructed of materials designed to be absorbed by the body without producing an immune response. They are usually composed of plastics and are frequently used in orthopedics and orthodontics.
  • Absorbent Pads [M0025190]
    Pads made of various materials used for personal hygiene usually for absorbing URINE or FECES. They can be worn as underpants or pants liners by various age groups, from NEWBORNS to the ELDERLY. Absorbent pads can be made of fluff wood pulp and HYDROGEL absorbent covered with viscose rayon, polyester, polypropylene, or POLYETHYLENE coverstock.
  • Activator Appliances [M0000306]
    Loose-fitting removable orthodontic appliances which redirect the pressures of the facial and masticatory muscles onto the teeth and their supporting structures to produce improvements in tooth arrangements and occlusal relations.
  • Adhesive Surgical Tape [M0496722]
  • Amnioscopes [M0328923]
  • Amniotic Membrane Dressings [M0002525]
  • Andresen Appliance [M0000307]
  • Anesthetic Gas Scavengers [M0024362]
  • Angioscopes [M0328002]
    Endoscopes used for viewing the interior of blood vessels.
  • Anti-Shock Trousers [M0008922]
  • Arthroscopes [M0328003]
    Endoscopes for visualizing the interior of a joint.
  • Articulators [M0005844]
  • Artificial Arm [M0001769]
  • Artificial Limbs [M0001770]
    Prosthetic replacements for arms, legs, and parts thereof.
  • Artificial Organs [M0001772]
    Devices intended to replace non-functioning organs. They may be temporary or permanent. Since they are intended always to function as the natural organs they are replacing, they should be differentiated from PROSTHESES AND IMPLANTS and specific types of prostheses which, though also replacements for body parts, are frequently cosmetic (EYE, ARTIFICIAL) as well as functional (ARTIFICIAL LIMBS).
  • Artificial Ventricle [M0009977]
  • Atmosphere Exposure Chambers [M0001916]
  • Atomizers [M0014533]
  • Auditory Brain Stem Implants [M0415671]
    Multi-channel hearing devices typically used for patients who have tumors on the COCHLEAR NERVE and are unable to benefit from COCHLEAR IMPLANTS after tumor surgery that severs the cochlear nerve. The device electrically stimulates the nerves of cochlea nucleus in the BRAIN STEM rather than the inner ear as in cochlear implants.
  • Automated External Defibrillators [M0457901]
  • Baerveldt Implants [M0029972]
  • Ballobes Balloon [M0024339]
  • Bandages [M0002168]
    Material used for wrapping or binding any part of the body.
  • Bandages, Occlusive [M0015183]
  • beta Cell, Artificial [M0011428]
  • Bimler Appliance [M0026243]
  • Bioartificial Organs [M0353909]
    Artificial organs that are composites of biomaterials and cells. The biomaterial can act as a membrane (container) as in BIOARTIFICIAL LIVER or a scaffold as in bioartificial skin.
  • Bioelectric Energy Sources [M0002511]
    Implantable devices which convert biological energy (chemical energy of the metabolism of continuously regenerating body fluids or mechanical energy of periodic movements) to electrical energy. The sources include biogalvanic cells, biofuel cells, and ionic concentration cells.
  • Biological Dressings [M0002526]
    Human or animal tissue used as temporary wound coverings.
  • Bionator [M0000308]
  • Bioprobes [M0023680]
  • Bioprosthesis [M0002554]
    Prosthesis, usually heart valve, composed of biological material and whose durability depends upon the stability of the material after pretreatment, rather than regeneration by host cell ingrowth. Durability is achieved 1, mechanically by the interposition of a cloth, usually polytetrafluoroethylene, between the host and the graft, and 2, chemically by stabilization of the tissue by intermolecular linking, usually with glutaraldehyde, after removal of antigenic components, or the use of reconstituted and restructured biopolymers.
  • Biosensors [M0023681]
  • Blood Pressure Monitors [M0024368]
    Devices for continuously measuring and displaying the arterial blood pressure.
  • Blood Vessel Prosthesis [M0002725]
    Prosthesis, constructed of either synthetic or biological material, which is used for the repair of injured or diseased blood vessels.
  • Bone Anchors [M0493119]
  • Bone Nails [M0002791]
    Rods of bone, metal, or other material used for fixation of the fragments or ends of fractured bones.
  • Bone Plates [M0002793]
    Implantable fracture fixation devices attached to bone fragments with screws to bridge the fracture gap and shield the fracture site from stress as bone heals. (UMDNS, 1999)
  • Bone Screws [M0002796]
  • Bone Wires [M0002797]
    Steel wires, often threaded through the skin, soft tissues, and bone, used to fix broken bones. Kirschner wires or apparatus also includes the application of traction to the healing bones through the wires.
  • Braces [M0002854]
    Orthopedic appliances used to support, align, or hold parts of the body in correct position. (Dorland, 28th ed)
  • Breast Implants [M0027652]
    Implants used to reconstruct and/or cosmetically enhance the female breast. They have an outer shell or envelope of silicone elastomer and are filled with either saline or silicone gel. The outer shell may be either smooth or textured.
  • Bronchoscopes [M0328005]
    Endoscopes for the visualization of the interior of the bronchi.
  • Buddhist Ethics [M0002998]
  • Canes [M0003264]
    Sticks used as walking aids. The canes may have three or four prongs at the end of the shaft.
  • Cannula [M0003664]
  • Capsule Endoscopes [M0495690]
    A pill sized videocamera encased in a capsule. It is designed to be swallowed and subsequently traverse the gastrointestinal tract while transmitting diagnostic images along the way.
  • Cardioscope [M0447817]
  • Casts, Surgical [M0003606]
    Dressings made of fiberglass, plastic, or bandage impregnated with plaster of paris used for immobilization of various parts of the body in cases of fractures, dislocations, and infected wounds. In comparison with plaster casts, casts made of fiberglass or plastic are lightweight, radiolucent, able to withstand moisture, and less rigid.
  • Catheter [M0003663]
  • Catheters, Indwelling [M0003674]
    Catheters designed to be left within an organ or passage for an extended period of time.
  • Cavity Liner, Dental [M0005863]
  • cDNA Microarrays [M0351362]
  • Cervical Cap [M0005106]
  • Chest Tubes [M0023867]
    Plastic tubes used for drainage of air or fluid from the pleural space. Their surgical insertion is called tube thoracostomy.
  • Chincap, Orthodontic [M0008067]
  • Cleft Palate Prosthesis [M0015763]
  • Clips [M0020899]
  • Clips, Tantalum [M0020888]
  • Cochlear Implants [M0004686]
    Electronic hearing devices typically used for patients with normal outer and middle ear function, but defective inner ear function. In the COCHLEA, the hair cells (HAIR CELLS, VESTIBULAR) may be absent or damaged but there are residual nerve fibers. The device electrically stimulates the COCHLEAR NERVE to create sound sensation.
  • Coiled Spring [M0005107]
  • Colonoscopes [M0328007]
    Specially designed endoscopes for visualizing the interior surface of the colon.
  • Colposcopes [M0328008]
    Instruments inserted into the vagina for examination of the tissues of the vagina and cervix by means of a magnifying lens.
  • Condoms [M0026232]
    A sheath that is worn over the penis during sexual behavior in order to prevent pregnancy or spread of sexually transmitted disease.
  • Condoms, Female [M0028520]
    A soft, loose-fitting polyurethane sheath, closed at one end, with flexible rings at both ends. The device is inserted into the vagina by compressing the inner ring and pushing it in. Properly positioned, the ring at the closed end covers the cervix, and the sheath lines the walls of the vagina. The outer ring remains outside the vagina, covering the labia. (Med Lett Drugs Ther 1993 Dec 24;35(12):123)
  • Contact Lenses [M0005066]
    Lenses designed to be worn on the front surface of the eyeball. (UMDNS, 1999)
  • Contact Lenses, Extended-Wear [M0005067]
    Hydrophilic contact lenses worn for an extended period or permanently.
  • Contact Lenses, Hydrophilic [M0005068]
    Soft, supple contact lenses made of plastic polymers which interact readily with water molecules. Many types are available, including continuous and extended-wear versions, which are gas-permeable and easily sterilized.
  • Contraceptive Devices [M0005105]
    Devices that diminish the likelihood of or prevent conception. (From Dorland, 28th ed)
  • Contraceptive Devices, Female [M0005108]
    Contraceptive devices used by females.
  • Contraceptive Devices, Male [M0005113]
    Contraceptive devices used by males.
  • Cribs [M0023664]
  • Crowns [M0005368]
    A prosthetic restoration that reproduces the entire surface anatomy of the visible natural crown of a tooth. It may be partial (covering three or more surfaces of a tooth) or complete (covering all surfaces). It is made of gold or other metal, porcelain, or resin.
  • Crutches [M0005374]
    Wooden or metal staffs designed to aid a person in walking. (UMDNS,1999)
  • Culdoscopes [M0328011]
    Endoscopic instruments used for viewing the rectovaginal pouch and pelvic viscera.
  • Cystoscopes [M0328012]
    Endoscopes for visual examination of the urinary bladder.
  • Defibrillators [M0457899]
    Cardiac electrical stimulators that apply brief high-voltage electroshocks to the HEART. These stimulators are used to restore normal rhythm and contractile function in hearts of patients who are experiencing VENTRICULAR FIBRILLATION or ventricular tachycardia (TACHYCARDIA, VENTRICULAR) that is not accompanied by a palpable PULSE. Some defibrillators may also be used to correct certain noncritical dysrhythmias (called synchronized defibrillation or CARDIOVERSION), using relatively low-level discharges synchronized to the patient's ECG waveform. (UMDNS, 2003)
  • Defibrillators, External [M0457902]
  • Defibrillators, Implantable [M0026044]
    Implantable devices which continuously monitor the electrical activity of the heart and automatically detect and terminate ventricular tachycardia (TACHYCARDIA, VENTRICULAR) and VENTRICULAR FIBRILLATION. They consist of an impulse generator, batteries, and electrodes.
  • Dental Abutments [M0000067]
    Natural teeth or teeth roots used as anchorage for a fixed or removable denture or other prosthesis (such as an implant) serving the same purpose.
  • Dental Articulators [M0005845]
    Mechanical devices that simulate the temporomandibular joints and jaws to which maxillary and mandibular casts are attached. The entire assembly attempts to reproduce the movements of the mandible and the various tooth-to-tooth relationships that accompany those movements.
  • Dental Clasps [M0025482]
    Metal devices for fastening together two or more parts of dental prostheses for stabilizing or retaining them by attachment to abutment teeth. For a precision attachment for a partial denture DENTURE PRECISION ATTACHMENT is available.
  • Dental Dowel [M0017350]
  • Dental Equipment [M0005879]
    The nonexpendable items used by the dentist or dental staff in the performance of professional duties. (From Boucher's Clinical Dental Terminology, 4th ed, p106)
  • Dental High-Speed Equipment [M0005885]
  • Dental Implants [M0024364]
    Biocompatible materials placed into (endosseous) or onto (subperiosteal) the jawbone to support a crown, bridge, or artificial tooth, or to stabilize a diseased tooth.
  • Dental Implants, Single-Tooth [M0028664]
    Devices, usually alloplastic, surgically inserted into or onto the jawbone, which support a single prosthetic tooth and serve either as abutments or as cosmetic replacements for missing teeth.
  • Dental Instruments [M0005896]
    Hand-held tools or implements especially used by dental professionals for the performance of clinical tasks.
  • Dental Models [M0005899]
  • Dental Pins [M0005909]
    Small cylindrical pieces of metal used to enhance retention.
  • Dental Prostheses, Surgical [M0024365]
  • Dental Prosthesis [M0026208]
    An artificial replacement for one or more natural teeth or part of a tooth, or associated structures, ranging from a portion of a tooth to a complete denture. The dental prosthesis is used for cosmetic or functional reasons, or both. DENTURES and specific types of dentures are also available. (From Boucher's Clinical Dental Terminology, 4th ed, p244 & Jablonski, Dictionary of Dentistry, 1992, p643)
  • Dental Prosthesis, Implant-Supported [M0028500]
    A prosthesis that gains its support, stability, and retention from a substructure that is implanted under the soft tissues of the basal seat of the device and is in contact with bone. (From Boucher's Clinical Dental Terminology, 4th ed)
  • Denture Bases [M0005967]
    The part of a denture that overlies the soft tissue and supports the supplied teeth and is supported in turn by abutment teeth or the residual alveolar ridge. It is usually made of resins or metal or their combination.
  • Denture Liners [M0005970]
    Material applied to the tissue side of a denture to provide a soft lining to the parts of a denture coming in contact with soft tissue. It cushions contact of the denture with the tissues.
  • Denture Precision Attachment [M0005985]
    A precision device used for attaching a fixed or removable partial denture to the crown of an abutment tooth or a restoration. One type is the intracoronal attachment and the other type is the extracoronal attachment. It consists of a female portion within the coronal portion of the crown of an abutment and a fitted male portion attached to the denture proper. (Jablonski, Dictionary of Dentistry, 1992, p85; from Boucher's Clinical Dental Terminology, 4th ed, p264)
  • Denture, Complete [M0005973]
    A denture replacing all natural teeth and associated structures in both the maxilla and mandible.
  • Denture, Complete, Immediate [M0005974]
    A complete denture constructed for replacement of natural teeth immediately after their removal. It does not fit the mouth perfectly and is intended only for functional and cosmetic purposes during the healing process after total extraction. It is to be replaced by the fitted permanent denture.
  • Denture, Complete, Lower [M0005975]
    A complete denture replacing all the natural mandibular teeth and associated structures. It is completely supported by the oral tissue and underlying mandibular bone.
  • Denture, Complete, Upper [M0005976]
    A complete denture replacing all the natural maxillary teeth and associated maxillary structures. It is completely supported by the oral tissue and underlying maxillary bone.
  • Denture, Overlay [M0005977]
    Removable prosthesis constructed over natural teeth or implanted studs.
  • Denture, Partial [M0005978]
    A denture replacing one or more (but not all) natural teeth. It is supported and retained by underlying tissue and some or all of the remaining teeth.
  • Denture, Partial, Fixed [M0005979]
    A partial denture attached to prepared natural teeth, roots, or implants by cementation.
  • Denture, Partial, Fixed, Resin-Bonded [M0025058]
    A commonly used prosthesis that results in a strong, permanent restoration. It consists of an electrolytically etched cast-metal retainer that is cemented (bonded), using resins, to adjacent teeth whose enamel was previously acid-treated (acid-etched). This type of bridgework is sometimes referred to as a Maryland bridge.
  • Denture, Partial, Immediate [M0005981]
    A partial denture constructed before the teeth it replaces are removed. It is then inserted immediately after the removal of the natural teeth for functional and cosmetic reasons during the healing process. It is to be replaced later by the fitted partial denture.
  • Denture, Partial, Removable [M0005982]
    A partial denture designed and constructed to be removed readily from the mouth.
  • Denture, Partial, Temporary [M0005983]
    A partial denture intended for short-term use in a temporary or emergency situation.
  • Dentures [M0005917]
    An appliance used as an artificial or prosthetic replacement for missing teeth and adjacent tissues. It does not include CROWNS; DENTAL ABUTMENTS; nor TOOTH, ARTIFICIAL.
  • Diagnostic Equipment [M0029276]
    Nonexpendable items used in examination.
  • Diapers, Adult [M0427010]
    Absorbent pads designed to be worn as underpants or pants liners by adults.
  • DNA Microarrays [M0030064]
  • Dressings [M0002169]
  • Dressings, Spray-On [M0015184]
  • Drug Delivery Systems [M0025197]
    Systems for the delivery of drugs to target sites of pharmacological actions. Technologies employed include those concerning drug preparation, route of administration, site targeting, metabolism, and toxicity.
  • Drug Infusion Systems [M0011328]
  • Duodenoscopes [M0328013]
    Endoscopes for examining the interior of the duodenum.
  • Durable Medical Equipment [M0006893]
    Devices which are very resistant to wear and may be used over a long period of time. They include items such as wheelchairs, hospital beds, artificial limbs, etc.
  • Ear Molds [M0009924]
  • Ear Protective Devices [M0006944]
    Personal devices for protection of the ears from loud or high intensity noise, water, or cold. These include earmuffs and earplugs.
  • Earmuffs [M0402566]
  • Earplugs [M0402565]
  • Embryoscopes [M0328924]
  • Emergency Medical Tags [M0007273]
  • Endoscopes [M0029280]
    Instruments for the visual examination of interior structures of the body. There are rigid endoscopes and flexible fiberoptic endoscopes for various types of viewing in ENDOSCOPY.
  • Endoscopes, Gastrointestinal [M0328016]
    Instruments for the visual examination of the interior of the gastrointestinal tract.
  • Esophagoscopes [M0328020]
    Endoscopes for examining the interior of the esophagus.
  • External Fixators [M0024861]
    External devices which hold wires or pins that are placed through one or both cortices of bone in order to hold the position of a fracture in proper alignment. These devices allow easy access to wounds, adjustment during the course of healing, and more functional use of the limbs involved.
  • Extraoral Traction Appliances [M0008068]
    Extraoral devices for applying force to the dentition in order to avoid some of the problems in anchorage control met with in intermaxillary traction and to apply force in directions not otherwise possible.
  • Eye, Artificial [M0008100]
    A ready-made or custom-made prosthesis of glass or plastic shaped and colored to resemble the anterior portion of a normal eye and used for cosmetic reasons. It is attached to the anterior portion of an orbital implant (ORBITAL IMPLANTS) which is placed in the socket of an enucleated or eviscerated eye. (From Dorland, 28th ed)
  • Eyeglasses [M0008102]
    A pair of ophthalmic lenses in a frame or mounting which is supported by the nose and ears. The purpose is to aid or improve vision. It does not include goggles or nonprescription sun glasses for which EYE PROTECTIVE DEVICES is available.
  • Face Bow, Orthodontic [M0008069]
  • Femoral Head Prosthesis [M0010371]
  • Fetoscopes [M0328021]
    Endoscopes for viewing the embryo, fetus and amniotic cavity.
  • Fiberglass Casts [M0003608]
  • Film Badge [M0008477]
  • Flowmeters [M0019005]
    Devices used to measure the flow of fluids (see RHEOLOGY) or the AIR to measure RESPIRATION.
  • Forceps [M0020889]
  • Frankel Function Regulator [M0026244]
  • Gamma Cameras [M0024334]
    Electronic instruments that produce photographs or cathode-ray tube images of the gamma-ray emissions from organs containing radionuclide tracers.
  • Garren-Edwards Gastric Bubble [M0024340]
  • Gas Scavengers [M0024363]
    Apparatus for removing exhaled or leaked anesthetic gases or other volatile agents, thus reducing the exposure of operating room personnel to such agents, as well as preventing the buildup of potentially explosive mixtures in operating rooms or laboratories.
  • Gastric Balloon [M0024341]
    An inflatable device implanted in the stomach as an adjunct to therapy of morbid obesity. Specific types include the silicone Garren-Edwards Gastric Bubble (GEGB), approved by the FDA in 1985, and the Ballobes Balloon.
  • Gastric Feeding Tubes [M0007464]
  • Gastroscopes [M0328022]
    Endoscopes used for examining the interior of the stomach.
  • Geiger-Mueller Counters [M0018435]
  • Gelaspon [M0372999]
  • Gelatin Sponge, Absorbable [M0009054]
    Sterile, gelatin-base surgical sponge applied topically as an adjunct to hemostasis when the control of bleeding by conventional procedures is ineffective to reduce capillary ooze or is impractical. (From AMA Drug Evaluations Annual, 1994, p797)
  • Gelfoam [M0372998]
  • Gene Delivery Systems [M0495387]
  • Gene Expression Chips [M0351361]
  • Glaucoma Drainage Implants [M0029971]
    Devices, usually incorporating unidirectional valves, which are surgically inserted in the sclera to maintain normal intraocular pressure.
  • Glutaraldehyde-Stabilized Grafts [M0002555]
  • Handpieces, Dental [M0005886]
  • Harvold Activator [M0000311]
  • Headgear, Orthodontic [M0008070]
  • Hearing Aids [M0009925]
    Wearable sound-amplifying devices that are intended to compensate for impaired hearing. These generic devices include air-conduction hearing aids and bone-conduction hearing aids. (UMDNS, 1999)
  • Hearing Protective Devices [M0006945]
  • Heart Valve Prosthesis [M0009973]
    A device that substitutes for a heart valve. It may be composed of biological material (BIOPROSTHESIS) and/or synthetic material.
  • Heart, Artificial [M0009978]
    A pumping mechanism that duplicates the output, rate, and blood pressure of the natural heart. It may replace the function of the entire heart or a portion of it, and may be an intracorporeal, extracorporeal, or paracorporeal heart. (Dorland, 28th ed)
  • Heart-Assist Devices [M0009976]
    Small pumps, often implantable, designed for temporarily assisting the heart, usually the left ventricle, to pump blood; they consist of a pumping chamber and a power source, which may be partially or totally external to the body and activated by electromagnetic motors; the devices are used after myocardial infarction or to wean the repaired heart from the heart-lung machine after open-heart surgery.
  • Heart-Lung Machine [M0009979]
    Apparatus that provides mechanical circulatory support during open-heart surgery, by passing the heart to facilitate surgery on the organ. The basic function of the machine is to oxygenate the body's venous supply of blood and then pump it back into the arterial system. The machine also provides intracardiac suction, filtration, and temperature control. Some of the more important components of these machines include pumps, oxygenators, temperature regulators, and filters. (UMDNS, 1999)
  • Herbst Appliance [M0026245]
  • Heterograft Bioprosthesis [M0002557]
  • Heterograft Dressings [M0002529]
  • Hip Prosthesis [M0010372]
    Replacement for a hip joint.
  • Homograft Dressings [M0002527]
  • Hysteroscopes [M0328029]
    Endoscopes for examining the interior of the uterus.
  • Implant, Middle Ear [M0015504]
  • Implantable Contact Lens [M0477909]
    An intraocular lens permanently implanted behind the IRIS and in front of the natural EYE LENS.
  • Implantable Programmable Insulin Pump [M0011431]
  • Implants, Artificial [M0029297]
  • Implants, Experimental [M0029711]
    Artificial substitutes for body parts and materials inserted into organisms during experimental studies.
  • Incontinence Pads [M0025189]
    Absorbent pads used for URINARY INCONTINENCE and usually worn as underpants or pants liners by the ELDERLY.
  • Incubators [M0011201]
    Insulated enclosures in which temperature, humidity, and other environmental conditions can be regulated at levels optimal for growth, hatching, reproduction, or metabolic reactions.
  • Incubators, Infant [M0011202]
    Electrically powered devices that are intended to assist in the maintenance of the thermal balance of infants, principally by controlling the air temperature and humidity in an enclosure. (from UMDNS, 1999)
  • Infant Radiant Warmers [M0011203]
  • Infusion Pumps [M0011329]
    Fluid propulsion systems driven mechanically, electrically, or osmotically that are used to inject (or infuse) over time agents into a patient or experimental animal; used routinely in hospitals to maintain a patent intravenous line, to administer antineoplastic agents and other drugs in thromboembolism, heart disease, diabetes mellitus (INSULIN INFUSION SYSTEMS is also available), and other disorders.
  • Infusion Pumps, External [M0011330]
  • Infusion Pumps, Implantable [M0024357]
    Implanted fluid propulsion systems with self-contained power source for providing long-term controlled-rate delivery of drugs such as chemotherapeutic agents or analgesics. Delivery rate may be externally controlled or osmotically or peristatically controlled with the aid of transcutaneous monitoring.
  • Inhalation Devices [M0014534]
  • Inhalation Spacers [M0410033]
    A variety of devices used in conjunction with METERED DOSE INHALERS. Their purpose is to hold the released medication for inhalation and make it easy for the patients to inhale the metered dose of medication into their lungs.
  • Inhalers [M0014535]
  • Inlays [M0011364]
    Restorations of metal, porcelain, or plastic made to fit a cavity preparation, then cemented into the tooth. Onlays are restorations which fit into cavity preparations and overlay the occlusal surface of a tooth or teeth. Onlays are retained by frictional or mechanical factors.
  • Insulin Infusion Systems [M0011429]
    Portable or implantable devices for infusion of insulin. Includes open-loop systems which may be patient-operated or controlled by a pre-set program and are designed for constant delivery of small quantities of insulin, increased during food ingestion, and closed-loop systems which deliver quantities of insulin automatically based on an electronic glucose sensor.
  • Interim Dental Prosthesis [M0005984]
  • Intermittent Pneumatic Compression Devices [M0460952]
    Instruments that generate intermittent forces, uniformed or graduated, to facilitate the emptying of VEINS. These devices are used to reduce limb EDEMA and prevent venous THROMBOEMBOLISM, such as deep vein thrombosis in the legs.
  • Internal Fixators [M0024862]
    Internal devices used in osteosynthesis to hold the position of the fracture in proper alignment. By applying the principles of biomedical engineering, the surgeon uses metal plates, nails, rods, etc., for the correction of skeletal defects.
  • Intra-Arterial Lines [M0003673]
  • Intracoronal Attachment [M0337347]
  • Intrauterine Devices [M0011603]
    Contraceptive devices placed high in the uterine fundus with a string extending from the device through the cervical as into the vagina. (UMDNS, 1999)
  • Intrauterine Devices, Copper [M0011608]
    Intrauterine contraceptive devices that depend on the release of metallic copper.
  • Intrauterine Devices, Medicated [M0011609]
    Intrauterine devices that release contraceptive agents.
  • Intrauterine Devices, Progesterone-Releasing [M0011610]
  • Intravasal Thread [M0022542]
  • Intravenous Drug Delivery Systems [M0011331]
  • Ion-Selective Electrodes [M0026803]
    Electrodes which can be used to measure the concentration of particular ions in cells, tissues, or solutions.
  • Jasper Jumper [M0000312]
  • Joint Prosthesis [M0011864]
    Prostheses used to partially or totally replace a human or animal joint. (from UMDNS, 1999)
  • Kidney, Artificial [M0012029]
    Device(s) which can substitute for normally functioning kidneys in cleansing the blood.
  • Kinetor [M0026246]
  • Kirschner Wires [M0002798]
  • Knee Prosthesis [M0012069]
    Replacement for a knee joint.
  • Krupin Valves [M0029973]
  • Laparoscopes [M0328031]
    ENDOSCOPES for examining the abdominal and pelvic organs in the peritoneal cavity.
  • Laryngeal Masks [M0026124]
    A type of oropharyngeal airway that provides an alternative to endotracheal intubation and standard mask anesthesia in certain patients. It is introduced into the hypopharynx to form a seal around the larynx thus permitting spontaneous or positive pressure ventilation without penetration of the larynx or esophagus. It is used in place of a facemask in routine anesthesia. The advantages over standard mask anesthesia are better airway control, minimal anesthetic gas leakage, a secure airway during patient transport to the recovery area, and minimal postoperative problems.
  • Laryngoscopes [M0328032]
    Endoscopes for examining the interior of the larynx.
  • Larynx, Artificial [M0012240]
    A device, activated electronically or by expired pulmonary air, which simulates laryngeal activity and enables a laryngectomized person to speak. Examples of the pneumatic mechanical device are the Tokyo and Van Hunen artificial larynges. Electronic devices include the Western Electric electrolarynx, Tait oral vibrator, Cooper-Rand electrolarynx and the Ticchioni pipe.
  • Laser Scalpel [M0012244]
  • Leg Prosthesis [M0001771]
  • Lenses, Intraocular [M0012353]
    Artificial implanted lenses.
  • Life Islands [M0016060]
  • Ligature [M0012511]
  • Liver, Artificial [M0028570]
    Devices for simulating the activities of the liver. They often consist of a hybrid between both biological and artificial materials.
  • Long Sleeper Syndrome [M0334650]
  • Mandibular Prosthesis [M0012983]
    A prosthetic appliance for the replacement of areas of the mandible missing or defective as a result of deformity, disease, injury, or surgery.
  • Masks [M0013072]
    Devices that cover the nose and mouth to maintain aseptic conditions or to administer inhaled anesthetics or other gases. (UMDNS, 1999)
  • Matrix Bands [M0013126]
    Devices which provide an artificial temporary wall, or matrix, used in filling a prepared cavity.
  • Maxillary Prosthesis [M0013142]
  • Maxillofacial Prosthesis [M0013141]
    A prosthetic appliance for the replacement of areas of the maxilla, mandible, and face, missing as a result of deformity, disease, injury, or surgery. When the prosthesis replaces portions of the mandible only, it is referred to as MANDIBULAR PROSTHESIS.
  • Mediastinoscopes [M0328036]
    Endoscopes for examining tissue of the anterior superior mediastinum.
  • Medical Devices [M0007628]
  • Medication Systems, Hospital [M0013249]
    Overall systems, traditional or automated, to provide medication to patients in hospitals. Elements of the system are: handling the physician's order, transcription of the order by nurse and/or pharmacist, filling the medication order, transfer to the nursing unit, and administration to the patient.
  • Medication Systems, Programmable Implantable [M0024359]
  • Metered Dose Inhalers [M0410012]
    A medical device used to ensure the proper amount of medication is delivered for inhalation. Usually, it is a small aerosol canister placed in a plastic holder. When the canister is pressed, a calibrated amount of drug is released.
  • Microbubbles [M0448195]
    Very small encapsulated gas bubbles (diameters of micrometers) that can be used in diagnostic and therapeutic applications. Upon exposure to sufficiently intense ultrasound, microbubbles will cavitate, rupture, disappear, release gas content, etc. Such characteristics of the microbubbles can be used to enhance diagnostic tests, dissolve blood clots, and deliver drugs or genes for therapy.
  • Military Antishock Trousers [M0008921]
  • Molteno Implants [M0027700]
    Devices implanted to control intraocular pressure by allowing aqueous fluid to drain from the anterior chamber. (Hoffman, Pocket Glossary of Ophthalmologic Terminology, 1989)
  • Mouth Protectors [M0014135]
    Devices or pieces of equipment placed in or around the mouth or attached to instruments to protect the external or internal tissues of the mouth and the teeth.
  • Muscle Strength Dynamometer [M0494831]
    A device that measures MUSCLE STRENGTH during muscle contraction, such as gripping, pushing, and pulling. It is used to evaluate the health status of muscle in sports medicine or physical therapy.
  • Nebulizers [M0014536]
  • Nebulizers and Vaporizers [M0014537]
    Devices that cause a liquid or solid to be converted into an aerosol (spray) or a vapor. It is used in drug administration by inhalation, humidification of ambient air, and in certain analytical instruments.
  • Neuroendoscopes [M0445444]
    Instruments for the visual examination of interior structures related to NEUROSURGICAL PROCEDURES. There are two broad categories of neuroendoscopes, the rigid scope and the flexible scope, for various types of procedures.
  • Nuclear Track Detection [M0018437]
  • Obstetrical Forceps [M0015172]
    Surgical instrument designed to extract the newborn by the head from the maternal passages without injury to it or the mother.
  • Occlusal Splints [M0025967]
    Rigid or flexible appliances that overlay the occlusal surfaces of the teeth. They are used to treat clenching and bruxism and their sequelae, and to provide temporary relief from muscle or temporomandibular joint pain.
  • Occlusive Dressings [M0015182]
    Material, usually gauze or absorbent cotton, used to cover and protect wounds, to seal them from contact with air or bacteria. (From Dorland, 27th ed)
  • Oligonucleotide Arrays [M0030065]
  • Ophthalmoscopes [M0029278]
    Devices for examining the interior of the eye, permitting the clear visualization of the structures of the eye at any depth. (UMDNS, 1999)
  • Orbital Implants [M0029925]
    Rounded objects made of coral, teflon, or alloplastic polymer and covered with sclera, and which are implanted in the orbit following enucleation. An artificial eye (EYE, ARTIFICIAL) is usually attached to the anterior of the orbital implant for cosmetic purposes.
  • Orthodontic Appliances [M0015460]
    Devices used for influencing tooth position. Orthodontic appliances may be classified as fixed or removable, active or retaining, and intraoral or extraoral. (Boucher's Clinical Dental Terminology, 4th ed, p19)
  • Orthodontic Appliances, Functional [M0026247]
    Loose, usually removable intra-oral devices which alter the muscle forces against the teeth and craniofacial skeleton. These are dynamic appliances which depend on altered neuromuscular action to effect bony growth and occlusal development. They are usually used in mixed dentition to treat pediatric malocclusions. (ADA, 1992)
  • Orthodontic Appliances, Removable [M0015461]
  • Orthodontic Brackets [M0025732]
    Small metal or ceramic attachments used to fasten an arch wire. These attachments are soldered or welded to an orthodontic band or cemented directly onto the teeth. Bowles brackets, edgewise brackets, multiphase brackets, ribbon arch brackets, twin-wire brackets, and universal brackets are all types of orthodontic brackets.
  • Orthodontic Retainers [M0028018]
    Orthodontic appliances, fixed or removable, used to maintain teeth in corrected positions during the period of functional adaptation following corrective treatment. These appliances are also used to maintain the positions of the teeth and jaws gained by orthodontic procedures. (From Zwemer, Boucher's Clinical Dental Terminology, 4th ed, p263)
  • Orthodontic Wires [M0015462]
    Wires of various dimensions and grades made of stainless steel or precious metal. They are used in orthodontic treatment.
  • Orthopedic Equipment [M0015479]
    Nonexpendable items used in the performance of orthopedic surgery and related therapy. They are differentiated from ORTHOTIC DEVICES, apparatus used to prevent or correct deformities in patients.
  • Orthopedic Fixation Devices [M0015480]
    Devices which are used in the treatment of orthopedic injuries and diseases.
  • Orthotic Devices [M0015488]
    Apparatus used to support, align, prevent, or correct deformities or to improve the function of movable parts of the body.
  • Ossicular Prosthesis [M0015501]
    An implant used to replace one or more of the ear ossicles. They are usually made of plastic, Gelfoam, ceramic, or stainless steel.
  • Otoscopes [M0029277]
    Instruments designed to inspect or auscultate the ear. They are designed primarily to examine the outer ear canal and tympanic membrane by means of light and air under moderate pressure, as with a pneumatic otoscope. (UMDNS, 1999)
  • Oxygenators [M0015677]
    Devices which mechanically oxygenate venous blood extracorporeally. They are used in combination with one or more pumps for maintaining circulation during open heart surgery and for assisting the circulation in patients seriously ill with some cardiac and pulmonary disorders. (UMDNS, 1999)
  • Oxygenators, Membrane [M0015678]
    Devices in which blood and oxygen are separated by a semipermeable membrane, generally of Teflon or polypropylene, across which gas exchange occurs. The membrane may be arranged as a series of parallel plates or as a number of hollow fibers; in the latter arrangement, the blood may flow inside the fibers, which are surrounded by gas, or the blood may flow outside the fibers and the gas inside the fibers. (Dorland, 28th ed)
  • Pacemaker, Artificial [M0015732]
    A device designed to stimulate, by electric impulses, contraction of the heart muscles. It may be temporary (external) or permanent (internal or internal-external).
  • Palatal Obturators [M0015762]
    Appliances that close a cleft or fissure of the palate.
  • Pancreas, Artificial [M0028861]
    Devices for simulating the activity of the pancreas. They can be either electromechanical, consisting of a glucose sensor, computer, and insulin pump or bioartificial, consisting of isolated islets of Langerhans in an artificial membrane.
  • Pancreas, Artificial Endocrine [M0011430]
  • Pants Liners [M0025191]
  • Patient Isolators [M0016059]
    Equipment used to prevent contamination of and by patients, especially those with bacterial infections. This includes plastic surgical isolators and isolators used to protect immunocompromised patients.
  • Penile Prosthesis [M0024356]
    Rigid, semi-rigid, or inflatable cylindric hydraulic devices, with either combined or separate reservoir and pumping systems, implanted for the surgical treatment of organic impotence.
  • Periodontal Dressings [M0016330]
    Surgical dressings, after periodontal surgery, applied to the necks of teeth and the adjacent tissue to cover and protect the surgical wound. (Boucher's Clinical Dental Terminology, 4th ed, p218)
  • Periodontal Prosthesis [M0016337]
    Any restorative and replacement device that is used as a therapeutic aid in the treatment of periodontal disease. It is an adjunct to other forms of periodontal therapy and does not cure periodontal disease by itself. (Boucher's Clinical Dental Terminology, 3d ed)
  • Periodontal Splints [M0016338]
  • Peristaltic Pumps, Implantable [M0024358]
  • Pessaries [M0016427]
    Devices worn in the vagina to provide support to displaced uterus or rectum. Pessaries are used in conditions such as UTERINE PROLAPSE; CYSTOCELE; or RECTOCELE.
  • Pessaries, Intracervical [M0011604]
  • Pessaries, Intrauterine [M0011605]
  • Picture Archiving and Communication Systems [M0018434]
  • Placebos [M0016932]
    Any dummy medication or treatment. Although placebos originally were medicinal preparations having no specific pharmacological activity against a targeted condition, the concept has been extended to include treatments or procedures, especially those administered to control groups in clinical trials in order to provide baseline measurements for the experimental protocol.
  • Plaster Casts [M0003607]
  • Plastic Casts [M0003609]
  • Pneumatic Compression Stockings [M0496718]
  • Pontic [M0005980]
  • Porcine Xenograft Bioprosthesis [M0002556]
  • Porcine Xenograft Dressings [M0002528]
  • PORP [M0015502]
  • Power Sources, Bioelectric [M0002512]
  • Prescriptions, Non-Drug [M0017560]
    Written directions for the preparation, administration, or application of a non-drug remedy. This includes prescriptions for corrective lenses, self-help and orthopedic devices, and physical therapy and rehabilitation measures.
  • Proctoscopes [M0017635]
    Endoscopes for visual examination of the rectum and anus.
  • Prostheses and Implants [M0029299]
    Artificial substitutes for body parts, and materials inserted into tissue for functional, cosmetic, or therapeutic purposes. Prostheses can be functional, as in the case of artificial arms and legs, or cosmetic, as in the case of an artificial eye. Implants, all surgically inserted or grafted into the body, tend to be used therapeutically. IMPLANTS, EXPERIMENTAL is available for those used experimentally.
  • Prosthesis [M0029298]
  • Protein Arrays [M0420110]
  • Protein Microarrays [M0420112]
  • Protein Profiling Chips [M0420111]
  • ProteinChip [M0471102]
  • Reagent Kits, Diagnostic [M0018544]
    Commercially prepared reagent sets, with accessory devices, containing all of the major components and literature necessary to perform one or more designated diagnostic tests or procedures. They may be for laboratory or personal use.
  • Retinoscopes [M0440753]
    Instruments for RETINOSCOPY that determines the refractive state of the EYE, such as the degree of NEARSIGHTEDNESS; FARSIGHTEDNESS; or ASTIGMATISM. In principle, a retinoscope provides a light source to illuminate the RETINA, and then locates the aerial image of the retina in space to obtain an index of the refractive quality of the patient's lens system.
  • Rubber Dams [M0025481]
    Sheets of latex rubber punched and placed over the teeth during dental procedures to isolate the field of operation from the rest of the oral cavity (Jablonski; Illustrated Dictionary of Dentistry, 1982). Rubber dams are useful in preventing the swallowing of instruments or restorations during dental work.
  • Scintillation Counters [M0019528]
  • Self-Help Devices [M0019622]
    Devices, not affixed to the body, designed to help persons having musculoskeletal or neuromuscular disabilities to perform activities involving movement.
  • Sensory Aids [M0019659]
  • Sigmoidoscopes [M0328075]
    Endoscopes for examining the interior of the sigmoid colon.
  • Skeletal Muscle Ventricle [M0029306]
    Autologous skeletal muscle that is wrapped around the heart and electrically stimulated in order to provide mechanical heart assistance. The latissimus dorsi muscle is commonly used to form this ventricle that functions to independently augment cardiac performance by pumping in series with the heart.
  • Skin Tape [M0496721]
  • Spacer Inhalers [M0417751]
    Inhalation devices with INHALATION SPACERS. They are generally used for dry powder medications.
  • Speculum [M0020890]
  • Sphygmomanometers [M0029279]
    Instruments for measuring arterial blood pressure consisting of an inflatable cuff, inflating bulb, and a gauge showing the blood pressure. (Stedman, 26th ed)
  • Splints [M0020375]
    Rigid or flexible appliances used to maintain in position a displaced or movable part or to keep in place and protect an injured part. (Dorland, 28th ed)
  • Staple, Surgical [M0020913]
  • Stents [M0023949]
    Devices that provide support for tubular structures that are being anastomosed or for body cavities during skin grafting.
  • Stethoscopes [M0028402]
    Instruments intended to detect and study sound produced by the heart, lungs, or other parts of the body. (from UMDNS, 1999)
  • Stockings, Compression [M0002171]
    Tight coverings for the foot and leg that are worn to aid circulation in the legs and prevent the formation of EDEMA and DEEP VEIN THROMBOSIS. PNEUMATIC PRESSURE STOCKINGS serve a similar purpose especially for bedridden patients and following surgery.
  • Stockings, Elastic [M0002170]
  • Suburethral Slings [M0496708]
    Support structures, made from natural or synthetic materials, that are implanted below the URETHRA to treat URINARY STRESS INCONTINENCE.
  • Sun Glasses, Prescription [M0008103]
  • Surgical Clamps [M0020891]
  • Surgical Clips [M0020892]
  • Surgical Fixation Devices [M0496719]
    Devices used to hold tissue structures together for repair, reconstruction or to close wounds. They may consist of adsorbable or non-adsorbable, natural or synthetic materials. They include tissue adhesives, skin tape, sutures, buttons, staples, clips, screws, etc., each designed to conform to various tissue geometries.
  • Surgical Hooks [M0020893]
  • Surgical Instruments [M0020894]
    Hand-held tools or implements used by health professionals for the performance of surgical tasks.
  • Surgical Mesh [M0020900]
    Any woven or knit material of open texture used in surgery for the repair, reconstruction, or substitution of tissue. The mesh is usually a synthetic fabric made of various polymers. It is occasionally made of metal.
  • Surgical Plugs [M0020895]
  • Surgical Scissors [M0020896]
  • Surgical Sponges [M0023866]
    Gauze material used to absorb body fluids during surgery. Referred to as gossypiboma if accidentally retained in the body following surgery.
  • Surgical Staplers [M0020902]
    Fastening devices composed of steel-tantalum alloys used to close operative wounds, especially of the skin, which minimizes infection by not introducing a foreign body that would connect external and internal regions of the body. (From Segen, Current Med Talk, 1995)
  • Surgical Tape [M0496720]
    A flat, flexible strip of material used to cover or fasten together damaged tissue.
  • Suture Anchors [M0493108]
    Implants used in arthroscopic surgery and other orthopedic procedures to attach soft tissue to bone. One end of a suture is tied to soft tissue and the other end to the implant. The anchors are made of a variety of materials including titanium, stainless steel, or absorbable polymers.
  • Sutures [M0020912]
    Materials used in closing a surgical or traumatic wound. (From Dorland, 28th ed)
  • Syringe, Karman [M0020978]
  • Syringes [M0020979]
    Instruments used for injecting or withdrawing fluids. (Stedman, 25th ed)
  • Tank Ventilators [M0024360]
  • Tensionless Vaginal Tape [M0496709]
  • Thoracoscopes [M0328078]
    Endoscopes for examining the pleural cavity.
  • Tissue Expanders [M0023969]
    Inflatable reservoirs, usually made of silicone, which are implanted subcutaneously in order to generate tissue needed for surgical reconstruction. After implantation, the reservoir is inflated over several weeks by percutaneous injection of fluid. Once the tissue has grown, the expander is surgically removed and the expanded skin is used to cover the area being reconstructed.
  • Tomography Scanners, X-Ray Computed [M0024329]
    X-ray image-detecting devices that make a focused image of body structures lying in a predetermined plane from which more complex images are computed.
  • Tomography, Computed, Scanners [M0024330]
  • Tooth, Artificial [M0021698]
    A fabricated tooth substituting for a natural tooth in a prosthesis. It is usually made of porcelain or plastic.
  • TORP [M0015503]
  • Tourniquets [M0021718]
    Devices for the compression of a blood vessel by application around an extremity to control the circulation and prevent the flow of blood to or from the distal area. (From Dorland, 28th ed)
  • Transducers [M0021793]
    Any device or element which converts an input signal into an output signal of a different form. Examples include the microphone, phonographic pickup, loudspeaker, barometer, photoelectric cell, automobile horn, doorbell, and underwater sound transducer. (McGraw Hill Dictionary of Scientific and Technical Terms, 4th ed)
  • Transducers, Pressure [M0021794]
    Transducers that are activated by pressure changes, e.g., blood pressure.
  • Transobturator Tape [M0496710]
  • Trocar [M0020897]
  • Trusses [M0022053]
    A surgical device designed for retaining a hernia in a reduced state within the abdominal cavity.
  • Tubal Rings [M0020513]
  • Tube Spacers [M0410034]
    A device used to improve inhalation of drugs from pressurized aerosols (NEBULIZERS AND VAPORIZERS).
  • Umbrella Filters [M0024919]
  • Underpads [M0025192]
  • Unit Dose Drug Distribution Systems [M0013247]
  • Unmedicated IUDs [M0011606]
  • Ureteroscopes [M0328081]
    Endoscopes for examining the interior of the ureter.
  • Urinary Sphincter, Artificial [M0025496]
    An artifical implanted device, usually in the form of an inflatable silicone cuff, inserted in or around the bladder neck in the surgical treatment of urinary incontinence caused by sphincter weakness. Often it is placed around the bulbous urethra in adult males. The artificial urinary sphincter is considered an alternative to urinary diversion.
  • Uterine Aspirator [M0022465]
  • Vacuum Curettage [M0022466]
    Aspiration of the contents of the uterus with a vacuum curette.
  • Vaginal Diaphragm [M0005109]
  • Vaginal Rings [M0005110]
  • Vaginal Shield [M0005112]
  • Vaginal Sponge [M0005111]
  • Valves, Surgical [M0020898]
  • Vaporizers [M0014538]
  • Vascular Access Ports [M0003675]
  • Vena Cava Filters [M0024920]
    Mechanical devices inserted in the inferior vena cava that prevent the migration of blood clots from deep venous thrombosis of the leg.
  • Ventilators [M0018883]
  • Ventilators, Mechanical [M0018882]
    Mechanical devices used to produce or assist pulmonary ventilation.
  • Ventilators, Negative-Pressure [M0024361]
    Body ventilators that assist ventilation by applying intermittent subatmospheric pressure around the thorax, abdomen, or airway and periodically expand the chest wall and inflate the lungs. They are relatively simple to operate and do not require tracheostomy. These devices include the tank ventilators ("iron lung"), Portalung, Pneumowrap, and chest cuirass ("tortoise shell").
  • Voice Prosthesis [M0012241]
  • Walkers [M0022865]
    Walking aids generally having two handgrips and four legs.
  • Wheelchairs [M0022969]
    Chairs mounted on wheels and designed to be propelled by the occupant.
  • Whole-Body Counters [M0022974]
  • X-Ray Intensifying Screens [M0023038]
    Screens which absorb the energy in the x-ray beam that has penetrated the patient and convert this energy into a light pattern which has as nearly as possible the same information as the original x-ray beam. The more light a screen produces for a given input of x-radiation, the less x-ray exposure and thus shorter exposure time are needed to expose the film. In most film-screen systems, the film is sandwiched between two screens in a cassette so that the emulsion on each side is exposed to the light from its contiguous screen.