Instruments, suturing & basics

Question 1

Name this surgical instrument and describe its use:

Answer 1

Adsons forceps - tissue handling forceps (teeth minimise tissue trauma)

Question 2

Name this surgical instrument and describe its use:

Answer 2

Allis tissue forceps - designed for grasping fascia and tendons

Question 3

Name this surgical instrument and describe its use:

Answer 3

Balfour self-retaining retractor - used for abdominal exposure

Question 4

Name this surgical instrument and describe its use:

Answer 4

Crile haemostat forceps - use to compress blood vessels

Question 5

Name this surgical instrument and describe its use:

Answer 5

DeBakey forceps - atraumatic tissue forceps used to grasp fine tissue (intestine, urinary bladder)

Question 6

Name this surgical instrument and describe its use:

Answer 6

Doyen intestinal forceps - non-crushing intestinal occluding forceps with longitudinal serrations. Used to temporarily occlude lumen of bowel.

Question 7

Name this surgical instrument and describe its use:

Answer 7

Dressing forceps - originally designed to pick up gause but can be used to pick up almost anything (crushing).

Question 8

Name this surgical instrument:

Answer 8

Gelpi self-retaining retractors

Question 9

Name this surgical instrument and describe its use:

Answer 9

Halstead mosquito haemostats - used to compress a blood vessel

Question 10

Name this surgical instrument and describe its use:

Answer 10

Hohman retractor - designed for retracting tissues to expose bone during orthopaedic surgery

Question 11

Name this suture:

Answer 11

Halstead transfixation ligature

Question 12

Name this surgical instrument and describe its use:

Answer 12

Kelly haemostat forceps - used to compress blood vessels

Question 13

Name this surgical instrument and describe its use:

Answer 13

Mayo scissors - used for cutting through heavy fascia

Question 14

Name this surgical instrument and describe its use:

Answer 14

Mayo-hegar needle drivers - used for driving the needle

Question 15

Name this surgical instrument and describe its use:

Answer 15

Metzenbaum scissors - used to cut delicate tissue

Question 16

Name this surgical instrument and describe its use:

Answer 16

Olsen-hegar needle holders - used for driving the needle then cutting the suture without changing instruments

Question 17

Name this suture:

Answer 17

Modified transfixation ligature

Question 18

Name this surgical instrument and describe its use:

Answer 18

Rat tooth forceps - tissue handling forceps (teeth minimise tissue trauma)

Question 19

Name this surgical instrument and describe its use:

Answer 19

Rochester carmalt forceps - clamps large tissue bundles containing blood vessels

Question 20

Name this surgical instrument and describe its use:

Answer 20

Senn retractor - used for short term displacement of soft tissue

Question 21

Name this surgical instrument and describe its use:

Answer 21

Sharp blunt scissors - used for cutting suture material or anything other than tissue

Question 22

Name this surgical instrument:

Answer 22

Weitlaner self-retaining retractors

Question 23

How do Kelly and Crile haemostats differ?

Answer 23

The serrations on the inside of the kelly haemostats only go halfway down, while the serrations inside the crile haemostats go all the way to the hinge

Question 24

Name this surgical instrument and describe its use:

Answer 24

Adson-Brown tissue forceps - used for holding and manipulating delicate tissues

Question 25

What is the difference between a Cushing and Connel suture pattern?

Answer 25

They are both inverting suture patterns BUT Connel penetrates all layers through to the lumen, while a Cushing pattern does not.

Question 26

What are Halstead’s Principles? (7)

Answer 26

1. Aseptic technique
2. Gentle tissue handling
3. Effective haemostasis
4. Close/normal approximation of tissues
5. Minimise dead space
6. Avoid tension on sutures
7. Minimise foreign bodies
8. PHONE A FRIEND!

Question 27

What are the 4 phases of wound healing?

Answer 27

1. Inflammatory phase
2. Debridement phase
3. Proliferative phase
4. Remodelling phase

Question 28

What percentage of blood loss causes haemodynamic effects in an animal vs. what percentage of loss causes shock?

Answer 28

10% = haemodynamic effects

30% = shock