Ch 71 - Arthroscopy

Question 1

What are the general working length of short and long arthroscopes?

Answer 1

• Short - 8.5cm
• Long 13cm

Question 2

Name the following parts

Answer 2

• A - eyepiece
• B - light post
• C - Telescope

Question 3

What are the light source options?

Answer 3

• Xenon
• Halogen
• metal halide

Xenon most common, increased intensity, higher colour temp and therefore greater visual clarity and colour rendition

Question 4

What are some research findings regarding irrigation fluid type?

Answer 4

• LRS may be more physiology for cartilage with fewer negative effects on meniscus than saline
• Isotonic solutions (300mOs/L) are actually hypotonic to joint fluid which could increase chondrocyte death. Initial evidence the hyperosmolar fluids (up to 600mOs/L) may have chondroprotective effects

Question 5

What is the recommended starting pressure for irrigation fluids?

Answer 5

60mmHg

Question 6

Name the following instrument

Answer 6

Pointed grasping forceps without end teeth

Question 7

Name the following instrument

Answer 7

Arthroscopic punch forceps

Question 8

Name the following instrument

Answer 8

Arthroscopic curettes

Question 9

Name the following instruments

Answer 9

Arthroscopic Knives
- A - Hook knife
- B - Meniscal push knife
- C - Bayonet knife
- D - Handle

Question 10

Name the following instrument

Answer 10

Arthroscopic micropick for microfracture

Question 11

Name the following instruments

Answer 11

Arthroscopic shaver tips
- A - Radial shaver
- B - Burr
- C - Aggressive cutter

Question 12

What is the post-op infection rate with arthroscopy?

Answer 12

Less than 1%

Question 13

Name the following instruments

Answer 13

Stifle distractors
- Top - Ventura Stifle Thrust Levers
- Bottom - Canine Stifle Dsitractor

Question 14

Name the following instrument

Answer 14

Leipzig stifle distractor