AI Equipment and Semen

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Artificial Insemination Equipment and Semen Collection: 

Artificial Insemination Equipment and Semen Collection Bruce Olcott DVM,MS,MBA Winrock 2007

Equipment List: 

Equipment List

Cito Automatic Thaw: 

Cito Automatic Thaw

Temperature: 

Temperature Cito thaw bath has a red light/green light that monitors temperature. Thermos thaw jars require warm water.

Cito Thaw Bath: 

Cito Thaw Bath Green light means good to go. Red light means not warm enough. Check water temperature monthly and recalibrate if necessary.

Straw Thermos: 

Straw Thermos Warm water is added to the thermos. Temperature must be monitored.

Storage: 

Storage Sheaths and guns must be kept clean at all times. Store in an airtight canister. Alcohol disinfect the gun after use. Discard sheaths.

Storage: 

Storage Stainless steel case can be disinfected between farms. Air tight to keep dust out.

‘O’ Ring guns: 

‘O’ Ring guns Uses a non-split sheath. “O” ring holds the sheath on to the gun.

Loading the gun: 

Loading the gun Straw Sheath Gun

Loading the gun: 

Loading the gun Straw goes into the sheath and locks in the adapter.

Loading the Gun: 

Loading the Gun Gun goes inside sheath. To the tip of the straw.

Semen Handling: 

Semen Handling Frozen straws are removed from the tank with tweezers. This protects you and the straw.

Sleeves: 

Sleeves Disposable sleeves. Sleeves are discarded after every cow.

Scissors and Tweezers: 

Scissors and Tweezers Tweezers to get straw from the tank. Scissors to cut straw.

Disinfecting: 

Disinfecting Clean equipment with water. Disinfect with alcohol. Do not use disinfectants. They will kill sperm.

Semen Collection and Processing: 

Semen Collection and Processing

Slide18: 

Live mount with ejaculation into an artificial vagina. Dummies available for: Stallions Boars Bulls Electro – ejaculation Manual massage Epididymal semen

Semen Collection: 

Artificial Vagina Temperature Bull, stallion, ram at 45°C Pressure Friction Lubrication essential Semen Collection

Slide20: 

Electro-ejaculation Useful if male won’t or can’t mount Poorer quality ejaculate Used in rams and beef bulls Massage Method Stimulate by rectal massage Seminal vesicles Vas deferens

Slide21: 

Extenders include: Nutrients Glucose, fructose Volume expansion Milk, skim-milk, egg yolk Tris Buffers Citrate, Tris Inhibit bacterial growth Antibiotics Cryoprotectant Glycerol Extend then Freeze!

Slide22: 

After collection and extention, semen is loaded into a straw. The straw is placed into a Liquid Nitrogen Tank. Each tank contains a Cane, which consists of Goblets containing the semen straws themselves. Make sure that the correct procedure for freezing semen in a liquid nitrogen is followed.

The Semen Tank: 

The Semen Tank

Storing semen: 

Storing semen

Frozen Pellets: 

Frozen Pellets

Ampules: 

Ampules

Slide27: 

Use the procedures recommended by the semen supplier!!! 35°C water for 30 - 60 seconds Ice water for 3 minutes Pocket thaw Be very careful when removing straw from Nitrogen Tank Thawing