Flashcards in Surgical Techniques - Intrumentation 3-C Deck (50)
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1
unreactive, exhibiting no chemical or biological reaction
inert
2
an abnormal narrowing of a bodily passage
stricture
3
having one or more openings
fenestrated
4
are subjected to greater strain and damage than instruments used for soft tissue; may be ratcheted or have a spring action, locking or non-locking design
needle holders
5
unlikely to cause tissue damage
atraumatic
6
used to view tissue, as a diagnostic tool for tissue sampling, and as curative for removing tissue
endoscope
7
to tie with a ligature
ligate
8
to connect or join
anastomoses
9
provides better visualization of the operative site by washing out a body cavity or wound with fluid
irrigation
10
an agent used to burn, sear, or destroy tissue
cautery
11
makes steel resistant to corrosion
chromium
12
an alloy of cobalt, chromium, and molybdenum that is strong and resists corrosion
vitallium
13
makes steel hard to give the instrument strength
carbon
14
glare proof, more susceptible to corrosion
dulled or satin finish
15
extremely hard, used for laminating cutting blades
tungsten carbide
16
excellent for microsurgical instruments, since it is stronger and harder, lighter in weight, non-magnetic and inert
titanium
17
used for flash plating or coatings
cadmium, silver, copper, and nickel
18
finish resists corrosion and makes it easy to identify defects or contamination
bright, polished finish
19
variable mixture of metals means there are varying grades of metal; only the 400 series grade should be used for surgical instruments since it is highly resistant to corrosion, strong, and produces a fine point
compound
20
a compound of iron, chromium, and carbon
stainless steel
21
used in laser surgery to prevent reflection of the laser beam to collateral tissue
ebonized, black chromium finish
22
a fiberoptic bundle that attaches to a light source to provide lighting in endoscopic surgery
light source
23
each one of these has a retractable safety shield to protect abdominal organs from puncture by the point during insertion
trocars
24
captures image via the endoscope and displays the image on a monitor
video camera
25
comes in a number of sizes measured in millimeters. The most common sizes are 5mm, 10mm, 11mm, and 12mm.
cannulas
26
used for viewing the internal passages and hollow organs through the body's natural openings
flexible endoscope
27
miniaturized instruments passed through or attached to the sheath to accomplish the procedure
instrumentation
28
tubing used to deliver the CO2 gas to the operative area
insufflation tubing
29
Complete the following statement that accurately describes how to properly handle endoscopes.
Never bend any of the parts. _____ cords loosely when not in use.
Coil
30
