Sterile instruments Flashcards
What are instruments typically made out of?
titanium or steel
What are the 3 finishes of stainless steel?
- anodized plating
- ebony plating
- mirror plating
What are characteristics of anodized plating?
- satin finish
- Dull, glare-proof quality
- prone to corrosion
What is ebony plating?
- black finish
2. eliminates glare and prevents laser beam reflection
What is mirror plating?
- shiny finish
2. can impede visibility and create a distraction to the user
What is the term used for titanium that means it does not interact with other substances
inert
What is titanium compared to stainless steel?
lighter, stronger, and harder
What kind of instruments are made out of titanium?
generally microsurgical
Is titanium magnetic or nonmagnetic?
nonmagnetic
What kind of finish does titanium have?
blue, anodized finish to reduce glare
What can be applied to any metal surface?
plating
What can plate application do?
chip, peel, rupture, and corrosion
What is used to signify plating?
gold color
What are the 4 classifications of instruments?
- cutters
- clamps
- retractors
- other
What are types of cutters?
- scalpel blades
- scissors
- rongeurs
- osteotomes
- adenotomes
- dermatomes
What are types of clamps?
- hemostats
2. graspers/holders
What are the 4 types of graspers/holders?
- kosher clamp
- allis clamp - little teeth
- adson forceps - fat normal looking
- Babcock forceps - straight with hole
What are 2 categories of retractors?
- hand held
2. self-retaining
What are the 4 types of instruments in the OTHER category?
- probes
- suction tips
- smoke evacuation devices
- mallets
What are the 4 parts of a needle holder from left to right?
- jaws
- joint
- shank
- ratchet
- ring
What is the most common joint type?
box lock
What are the 3 different types of joints?
- aseptic - semi box
- box lock
- screw
What is aseptic joint?
2 halves that compromise the instrument can be separated with dislocation of this joint type
What is box joint?
most common joint type. One arm is passed through a slot in the other arm and the two halves are secured with a pin or rivet