1. Specialized Surgical Instruments & Techniques Endoscopy and Laparoscopy CTVT pages 1154-55
Objective: Properly identify specialized instruments and all of their parts, and understand the set up, care, and maintenance of each.

2. Endoscopy
The technique of examining internal anatomy using fiber optic instrumentation
View internal body structures via an orifice ; not an incision
Use: examine tissues directly; remove foreign bodies; biopsy organs
Usually under
general anesthesia

3. Common Endoscopic Procedures

4. Types of Endoscopes 1. Flexible Fiber-optic Endoscope
Eyepiece for direct viewing by the operator OR screen
only
Can attach a camera to eyepiece for
others to observe

5. Types of Endoscopes
Flexible

7. Endoscope Capabilities
4 way distal tip deflection
Water flushing channel
Air insufflation channel
Suction power
Accessory channel

8. Types of Endoscopes 2. Rigid Endoscope
For procedures involving a direct pathway that are better viewed with a straight line of sight
Otoscopy, rhinoscopy, cystoscopy, *arthroscopy, *laparoscopy

9. Endoscopy Preparation
Veterinary technician is responsible for prep:
Hook up endoscope properly
Attach to power/water source
Enter patient data on computer
Turn on machine and check light source
Test the camera (if you have one)
Set up ___________ water for flushing
Test machine
Press the water valve
Submerge tip, cover the air valve, check for bubbles
Leave tip submerged in water and press suction valve

10. Endoscopy Room Store endoscopes in a designated
area in a hanging position
Safe keeping; longer life; allows
proper drying
Do not store in
original padded
case

11. Endoscopy Room

12. Endoscopy Room

14. Handling the Endoscope

15. Biopsy Sampling Flexible biopsy forceps obtain the sample
1.8- to 2.4-mm cup for specimens
Use 25-27g needle to gently get sample out of the cups
Sample storage?

16. Endoscopy Accessories
Biopsy forceps, wired snares,
wire baskets, pronged grasping
forceps, cytology brushes

17. Colonoscopy Patient preparation:
Perform fecal sampling before beginning procedure
Fast for _______ hours; NPO for 4 hours
Remove fecal material
Lavage solutions given orally
Lavage colon (enema)

18. Endoscope Cleaning Clean immediately with an enzymatic solution
*Never submerge hand piece!

19. Endoscope Cleaning All channels must be cleaned and then sterilized!
Flexible scopes: liquid sterilization
Rigid: Liquid or gas sterilization