Medical Glossary
R
radiant warmer
Also known as an infant warmer, a radiant warmer is a medical apparatus which consists of an open bed with an overhead warmer which is used to keep an infant warm.
See images and products related to this entryradiation oncology
Radiation oncology is the branch of radiology that uses radiant energy and isotopes in the study and treatment of diseases, especially malignant cancer.
See images and products related to this entryradiology
Concerned with the use of radiation (such as x-rays) or other imaging technologies (such as ultrasound and magnetic resonance imaging) to diagnose or treat disease.
See images and products related to this entryradiolucent
Radiodensity is the property of relative transparency to the passage of X-rays through a material. Radiolucent indicates greater transparency to X-ray photons. For example, a radiolucent table permits the passage of x-rays without leaving a shadow on the film. Soft tissues are radiolucent; bones are not.
See images and products related to this entryradiometry
The measurement of radiation by photography, as in x-ray film and film badge, by Geiger-Mueller tube, and by scintillation counting.
See images and products related to this entryrebreathing circuit
Breathing circuits used during the administration of anesthesia in which the exhaled gas is recirculated to the patient with CO2 removed.
See images and products related to this entryreconstructive surgery
A surgical procedure which is performed to correct or repair abnormalities caused by injury, birth defects, disease, infections, or other surgeries. The goal of reconstructive surgery is to restore function and/or appearance to the body.
See images and products related to this entryreduction mammoplasty
more commonly known as “breast reduction,” a reduction mammoplasty is normally performed as an outpatient procedure. This surgical procedure involves the removal of fat, excess breast tissue, and skin, resulting in a smaller breast size. This procedure is normally performed in women who are experiencing back pain or self-esteen issues due to the size of their breasts.
See images and products related to this entryreproductive endocrinology
Concerned with the problems related to endocrinology and infertility.
See images and products related to this entryrespiration rate
The number of breaths (inspirations and expirations) in one minute.
See images and products related to this entryretinoscope
Instruments for retinoscopy that determines the refractive state of the eye. 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.
See images and products related to this entryretractor
A surgical instrument used to hold back organs or the edges of an incision.
See images and products related to this entryreverse trendelenburg
A position in which the lower extremities are lower than the body and head, which are elevated on an inclined plane.
See images and products related to this entryrheology
The study of the deformation and flow of matter, usually liquids or fluids, and of the plastic flow of solids. The concept covers consistency, dilatancy, liquefaction, resistance to flow, shearing, and viscosity
See images and products related to this entryrheumatology
Concerned with the diseases of the joints, muscles, bones, and tendons, including arthritis, back pain, and muscle strains.
See images and products related to this entryrhinolaryngoscope
A rigid medical device used in the examination of the upper respiratory tract. The instrument includes a lamp at the tip for illumination and a built-in optical system.
See images and products related to this entryrhinoplasty
Often referred to as a nose job, rhinoplasty is a type of plastic surgery which is performed to change the structure of the nose either to improve the appearance or to correct a deformity or injury. This procedure can performed to reshape or resize the nose, remove a bump, reshape the tip, improve the angle between the nose and the upper lip, etc.
See images and products related to this entryRussian forceps
Used for handling tissue. Features broad, spoon-shaped tips, serrated around the edge.
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