Specialized Surgical Instruments

& TechniquesEndoscopy and Laparoscopy

CTVT 1154-55

Objective: Properly identify specialized instruments and all of their parts, and understand the set up, care, and

maintenance of each.

Endoscopy

The technique of examining internal anatomy using optical instrumentation View internal body structures via an orifice ; not an incision Examine tissues directly; remove foreign bodies; biopsy organs General anesthesia needed; intubation required for oral procedures

Types of Endoscopes

Flexible

Endoscope Capabilities

4 way distal tip deflection

Water flushing channel

Air insufflation channel

Suction power

Accessory channel

Common Endoscopic Procedures

Types of Endoscopes

Flexible Fiber optic Endoscope

Eyepiece for direct viewingCan attach a camera

Types of Endoscopes

Flexible Video Endoscope

Do not have a direct viewing lens and eye piece

All images are seen on a monitor

Can take photos or video

Types of Endoscopes

Rigid Endoscope

For procedures involving a direct pathway that are better viewed with a straight or direct line of sight Otoscopy, rhinoscopy, cystoscopy, arthroscopy, laparoscopy

Endoscopy Preparation

Veterinary technician is responsible for prep:Hook up endoscopeEnter patient data on computerTurn on machine and check light sourceSet up distilled water for flushingTest machine

Press the water valveSubmerge tip, cover the air valve, check for bubblesLeave tip submerged in water and press suction valve

Endoscopy Room

Endoscopy Room

Endoscopy Cabinet

Store endoscopes in a designated cabinet in a hanging position

Safe keeping; longer life;allows proper drying

Do not store in original padded case

Handling the Endoscope

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?

Endoscopy Accessories

Biopsy forceps, wired snares, wire baskets, pronged grasping forceps, cytology brushes

Colonoscopy

Patient preparation: Perform fecal sampling before beginning procedureFast for 24 to 36 hours; NPO for 4 hoursRemove fecal material

Lavage solutions given orally Lavage colon (enema)

Endoscope Cleaning

Clean immediately with an enzymatic solutionMay use soapy distilled water

Endoscope Cleaning

All channels must be cleaned and sterilized!