| OR | a logical binary relation that is true if any argument is true, and false otherwise; [o]estrogen rec... |
|---|---|
| ORS | olfactory reference syndrome; oral rehydration solution; oral surgery, oral surgeon; Orthopaedic Res... |
| OS | left eye [Lat. oculus sinister]; occipitosacral; occupational safety; office surgery; Omenn syndrome... |
| OS | 1) Opening Snap 2) Orthopedic(Osteo)-Surgery; Á¤Çü ¿Ü°ú 3) Ocu... |
| AAOS | American Academy of Orthopedic Surgeons |
| activator appliances | 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. (12 Dec 1998) |
|---|---|
| manipulation, orthopedic | The planned and carefully managed manual movement of the musculoskeletal system, extremities, and spine to produce increased motion. The term is sometimes used to denote a precise sequence of movements of a joint to determine the presence of disease or to reduce a dislocation. In the case of fractures, orthopedic manipulation can produce better position and alignment of the fracture. (12 Dec 1998) |
| orthodontic appliances | 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) (12 Dec 1998) |
| orthodontic appliances, functional | 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 paediatric malocclusions. (ada, 1992) (12 Dec 1998) |
| orthopedic equipment | 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. (12 Dec 1998) |
| orthopedic fixation devices | Devices which are used in the treatment of orthopedic injuries and diseases. (12 Dec 1998) |
| orthopedic nursing | The specialty or practice of nursing in the care of the orthopedic patient. (12 Dec 1998) |
| orthopedic procedures | Procedures used to treat and correct deformities, diseases, and injuries to the skeletal system, its articulations, and associated structures. (12 Dec 1998) |
| extraoral traction appliances | 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. (12 Dec 1998) |
| lingual appliances | <dentistry> Orthodontic appliance fixed to the inside of your teeth. I.e. Lingual appliances are attached to the part of your teeth next to your tongue. (08 Jan 1998) |
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