Surgical Instruments 1
Card Set Information
Surgical Instruments 1
What is the goal of surgery?
to correct disease state or tissue abnormality by physical intervention
Surgery is traumatic. How do we minimize trauma?
select proper instruments, sutures, suture materials
What are the purposes to surgical instruments?
What are the LVT's responsibilities for instruments?
order, clean, care for, packs, passes, and uses
What kind of finish are on surgical instruments?
dull finish to reduce glare off of them from under the lights
What kind of protective coating is put on the instruments and why is it put on them?
chromium oxide coating
prevents corrosion of stainless steel
Which kind of instruments are the best? Okay? Worst?
: German instruments
: Pakistani or Polish
What is a box lock?
holds two pieces together
one shank passes through a slot in the other shank
What are the different types of surgery?
What is elecrosurgery?
cuts or coagulates by passage of electrical current through a small point of contact with tissue
What is radiosurgery?
simialr to electrosurgery
uses radiowaves instead of electricity to cut
What is cryosurgery?
removal of tissue masses by rapid freezing or slow thawing
When does the tissue slough during cryosurgery?
7 - 10 days
What is a scapel?
primary cutting tool
What are the two scapels we mainly use?
#3 for small animal
#4 for large animal
How do we use a scalpel?
draw across tissue with one long controlled stroke
avoid stabs or making a series of short strokes
What are the different types of point classifications?
sharp - sharp
sharp - blunt
blunt - blunt
What is sharp dissection?
cutting tissue with scissors
What is blunt dissection?
insert points into tissue, spread jaws apart
How do you hold scissors?
thumb and middle finger through rings to first joint
index finger on shaft
How do we know if scissors are sharp enough?
should be able to cut through 4 layers of gauze
Describe general operating scissors.
sharp-sharp, sharp-blunt, blunt-blunt
straight or curved
Describe metzenbaum scissors.
long shanks, short blades
Describe mayo scissors
heavier than metzenbaum
Describe wire cutting scissors
not the same as wire cutters
short, heavy, serrated
Describe suture removal scissors.
Littauer suture removal scissors
"hooked" - thin point to pass under sutures
for removing sutures
Describe bandage scissors.
Lister bandage scissors
"knobbed" - flat, blunt tip on lower blade
What are thumb forceps?
similar to tweezers
What are the two types of tips for thumb forceps?
: large teeth
: small teeth
How do you hold a thumb forcep?
like a pencil
What are the different type of thumb forceps?
What are hemostat used for?
clamp blood vessels
Describe a mosquito hemostat.
small and delicate
about 3 inches long
Describe kelly hemostat.
tips halfway grooved
"kelly is a nice girl, she doesn't go all the way"
Describe crile hemostats.
smaller than kelly hemostat
tips fully grooved
"crile goes the extra mile"
Describe carmalt hemostats.
longitudinal grooves on tips
Describe angiotribe hemostats.
long, strong, evil looking
deep longitudinal grooves with opposing ridge
for crushing tissue and blood vessels
What are the different types of tissue forceps?
Describe allis forceps.
can be traumatic
not used on skin
Describe alligator forceps
for grasping through narrow openings
Describe sponge forceps
open grooved rings at tips
Describe towel clamps
holds drapes onto patient
curved tips that join at points
clamp minimum skin at 45 degree angle to incision
What are the different type of towel clamps?
What are needle holders for?
for ligating and suturing
What are the different types of needle holders?
Mayo-Hegar - plain
Olsen-Hegar - scissors
What are rectractors used for?
used to improve exposure of surgical field with minimual trauma
What are the different retractors?
What are the different orthopedic instruments?
chuck and key
: for intramedullary pinning
: look like wire cutters
: forceps with heavy, sharp, cupped tips for cutting bone
: cylindrical blade, T handle, used for drilling out bone
osteotome and mallet
: double beveled chisel
Gigli wire saw:
: scrape bone
pins, screws, plates:
allis tissue forceps
baby jones towel clamp
backhaus towel clamp
bone cutting forceps
general operating scissors
Name the parts from top to bottom
lister bandage scissors
littauer suture removal scissors
mayo-hegar needle holders
olsen-hegar needle holders
self retaining retractors
wire cutting scissors