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Retractor (medicine) Common handheld surgical retractors. A retractor is a surgical instrument used to separate the edges of a surgical incision / wound or to hold away certain organs and tissues (i.e. to provide tissue retraction) so that body parts underneath may be accessed during surgical operations. [ 1]
This page is dedicated specifically to listing surgical instruments used in general surgery. Instruments can be classified in many ways - but broadly speaking, there are five kinds of instruments. Cutting and dissecting instruments: Scalpels, scissors, and saws are the most traditional. Elevators can be both cutting and lifting/retracting.
Surgical instrument. A surgical instrument is a medical device for performing specific actions or carrying out desired effects during a surgery or operation, such as modifying biological tissue, or to provide access for viewing it. [ 1] Over time, many different kinds of surgical instruments and tools have been invented.
Katz extractor. to remove nasal foreign body. Bull's eye lamp. source of light; exiting lens is convex and produces a divergent beam of light. Speculum. to dilate orifices and to see inside. •Thudichum's nasal speculum. -do-; short blades ( uses: anterior rhinoscopy - to see the Little's area, ant-inferior part of nasal septum, anterior part ...
Contact lenses. to correct refractive errors of the eye; a little invasive. Phoropter. used in refraction testing. Tonometers. used to determine the intraoccular pressure (IOP) - useful in glaucoma; video link for various types of tonometers. Speculum: to keep the eyes open during any operation. Universal eye speculum.
A rib spreader, also known as Finochietto retractor, is a type of retractor specifically designed to separate ribs in thoracic surgery. Rack-and-pinion -type stainless steel rib spreaders (with a thumb-screw to lock it in place) were an innovation introduced by French surgeon Theodore Truffier in 1914. This was modified in 1936 by Argentinian ...
The following is a list of instruments that are used in modern obstetrics and gynaecology. [ 1][ 2] Instrument. Uses. Speculum. A specialized form of vaginal speculum is the weighted speculum, which consists of a broad half tube which is bent at about a 90 degree angle, with the channel of the tube on the exterior side of the angle.
Senn retractors are double-ended retractors used in surgical procedures. One end is typically L-shaped, and the other has three bent prongs. The pronged ends come in sharp and dull tips. They are regularly used in hand and foot surgeries. The Senn retractor design was first described in the literature by Dr. Nicholas Senn, head of surgery at ...
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