Efficient Spay Neuter Techniques

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Efficient Spay Neuter Techniques :

Efficient Spay Neuter Techniques Phil Bushby, DVM, MS, ACVS Marcia Lane Endowed Professor of Humane Ethics and Animal Welfare College of Veterinary Medicine Mississippi State University

Introduction :

Introduction Surgical techniques used in high volume spay neuter clinics are: Efficient Safe Fundamentally different from those taught in veterinary school

We will look at: :

We will look at: Helpful hints Where does the surgeon stand? Positioning of the patient Placement of the incision Ligation techniques Hand ties Pedicle ties Millers knot Pediatric techniques

Where does the surgeon stand? :

Where does the surgeon stand?

Where does the surgeon stand? :

Where does the surgeon stand? The surgeon should stand with the animal’s head on the side of their dominant hand. So if you are right-handed stand with the cat’s head to your right. If you are left-handed stand with the cat’s head to your left.

A Hint :

A Hint

Patient Positioning :

Patient Positioning

Patient Positioning :

Patient Positioning

Patient Positioning :

Patient Positioning

Patient Positioning :

Patient Positioning

Placement of Incision for spays :

Placement of Incision for spays

Placement of Incision: Cat spay :

Placement of Incision: Cat spay Midpoint between umbilicus and anterior brim of the pubis

Placement of Incision: Adult dog spay :

Placement of Incision: Adult dog spay Cranial third of the space between umbilicus and anterior brim of the pubis.

But :

But Enter abdominal cavity slightly right paramedian.

Placement of Incision: Adult spay :

Placement of Incision: Adult spay Second fourth of the space between umbilicus and anterior brim of the pubis

Placement of Incision: Cat spay :

Placement of Incision: Cat spay Second fourth of the space between umbilicus and anterior brim of the pubis

Placement of Incision: Puppy spay :

Placement of Incision: Puppy spay Second fourth of the space between umbilicus and anterior brim of the pubis

Castration incisions :

Castration incisions Scrotal Cats Puppies Adult dogs

Ligation techniques :

Ligation techniques Single ligatures Transect the tissue first

Finding uterus / Expose 1st ovary :

Finding uterus / Expose 1st ovary Once you have the uterus (or broad ligament) Grasp with fingers and gentle tension exteriorizes 1st ovary

Exteriorize ovary :

Exteriorize ovary Cut suspensory ligament with scissors and Tear a hole in the broad ligament. Further exteriorizing ovary

3 Clamp Technique :

3 Clamp Technique Place 1st hemostat proximal. Close 1 click. Place 2nd hemostat between 1st and ovary. 2 clicks.

3 Clamp Technique / Transect ovarian pedicle :

3 Clamp Technique / Transect ovarian pedicle And 3rd hemostat between ovary and uterine horn. 3 clicks Place gauze sponge behind pedicle. Cut on top of # 2.

Ligate ovarian pedicle :

Ligate ovarian pedicle Reflect uterine horn & ovary caudally Ligate in crushed area from 1st hemostat. HAND TIE!

Hand tie-Square Knot :

Hand tie-Square Knot

Hand tie-Surgeon’s Knot :

Hand tie-Surgeon’s Knot

Pedicle Tie :

Pedicle Tie

Miller’s Knot – Instrument tie :

Miller’s Knot – Instrument tie

Miller’s Knot – Hand tie :

Miller’s Knot – Hand tie

Pediatric Surgeries :

Pediatric Surgeries As young as 6 to 8 weeks in the Shelter environment More realistically 4 to 5 months in practice Allows animals to receive full vaccination series prior to surgery. Still sterilize prior to sexual maturity Easier Faster Quicker recovery

So lets put these all together: :

So lets put these all together:

Cat castration :

Cat castration

Cat spay :

Cat spay

Puppy Castration :

Puppy Castration

Puppy Spay :

Puppy Spay

Adult dog castration :

Adult dog castration

Adult dog spay :

Adult dog spay

Adult dog spay :

Adult dog spay

Questions :

Questions