Surgical Techniques - Intrumentation 3-C Flashcards Preview

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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

Complete the following statement that accurately describes how to properly handle endoscopes.
Avoid rough handling and _____.

jarring