Various Methods of Semen Collection in Animals
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5
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Stage
Semen collection
1-VAGINAL METHOD
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Semen collection from vagina after natural ejaculation.
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1-A-Siphoning M
1-A-Siphoning M
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Follows normal copulation, pipette inserted into the vagina
after ejaculation to siphon out semen
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Sponge placed in vagina before copulation
1-C-Sponge M.
1-C-Sponge M.
1-B-Spooning M.
1-B-Spooning M.
Follows normal copulation, long-handled sterile
spoon used to dip semen from floor of anterior vagina
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(IN LARGE ANIMALS),BY TRANSRECTAL
MASSAGE OF THE AMPULLA ,VESICULAR G.
AND PROSTATE G.
ADVANTAGE
:-BULL EASY TO HANDLE, NOT
EXCITED
DISADVANTAGE
:-POOR QUALITY
SEMEN,HIGHER INCEDENCE OF BACTERIA.
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Tube placed under the anus
connected to urethra ,sperm collection
at a time of copulation.
Advantage
:-experimentation ,pure
sample.
Disadvantage
:-requires exacting
surgery
.
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ADVANTAGES:
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UNCONTAMINATED AND NATURAL STAGE.
-IT IS FREE FROM THE EXTRANEOUS SECRETION.
-THE VIABILITY OF THE SPERM IS BETTER.
-NO FEMALE IS NEEDED IF DUMMY IS A SUCCESS.
DISADVANTAGES:
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MUST SIMULATE NORMAL OR BEST TEMPERATURE
,PRESSURE , LUBRICATION AND POSITION FOR
OPTIMUM MALE RESPONSE.
-ANIMAL MUST BE TREATED AS INDIVIDUALS SINCE
THEY DIFFER.
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4-Cylinder
2-Cone
3-Inner sleeve
5-Insulating protector
1-Collection tube
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Cylinder
Insulating protector
Collection tube
Cone
Inner sleeve
Water bath
Cylinder
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Electrode inserted into the rectum to stimulate ejaculation ,
not widely used with stallion .
*Advantages:
1-collect semen without sexual response from the male.
2-collect from males unable to copulate
3-female in estrus not need
*Diadvantages:
1-Equipment cost
2-contaminated with urine
3-danger for collector and male
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This informative content discusses different methods of semen collection in animals, including vaginal methods, massage techniques in large animals, urethral fistula method, and the use of artificial vagina. Each method has its advantages and disadvantages, aiming to facilitate the collection of high-quality semen for evaluation and experimentation purposes.
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Presentation Transcript
Semen collection 1 5th Stage Footer Text 9/24/2024
1-VAGINAL METHOD Semen collection from vagina after natural ejaculation. -Advantage:-semen satisfactory for evaluation. -Disadvantage:-semen contaminated with fluids from female tract. 1-A-Siphoning M. Follows normal copulation, pipette inserted into the vagina after ejaculation to siphon out semen 9/24/2024 2 Footer Text
1-B-Spooning M. Follows normal copulation, long-handled sterile spoon used to dip semen from floor of anterior vagina 1-C-Sponge M. Sponge placed in vagina before copulation 9/24/2024 3 Footer Text
2-MASSAGE M. (IN LARGE ANIMALS),BY TRANSRECTAL MASSAGE OF THE AMPULLA ,VESICULAR G. AND PROSTATE G. ADVANTAGE:-BULL EASY TO HANDLE, NOT EXCITED DISADVANTAGE :-POOR QUALITY SEMEN,HIGHER INCEDENCE OF BACTERIA. . 9/24/2024 4 Footer Text
3-URETHRAL FISTULA M. Tube placed under the anus connected to urethra ,sperm collection at a time of copulation. Advantage:-experimentation ,pure sample. Disadvantage:-requires exacting surgery. 9/24/2024 5 Footer Text
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4-ARTIFICIAL VAGINA(AV). ADVANTAGES:-- UNCONTAMINATED AND NATURAL STAGE. -IT IS FREE FROM THE EXTRANEOUS SECRETION. -THE VIABILITY OF THE SPERM IS BETTER. -NO FEMALE IS NEEDED IF DUMMY IS A SUCCESS. DISADVANTAGES:- MUST SIMULATE NORMAL OR BEST TEMPERATURE ,PRESSURE , LUBRICATION AND POSITION FOR OPTIMUM MALE RESPONSE. -ANIMAL MUST BE TREATED AS INDIVIDUALS SINCE THEY DIFFER. 9/24/2024 7 Footer Text
4-Cylinder 3-Inner sleeve 5-Insulating protector 1-Collection tube 2-Cone 9/24/2024 8 Footer Text
Cylinder Insulating protector Water bath Collection tube Cylinder Cone Inner sleeve 9/24/2024 9 Footer Text
Longitudinal section of an Artificial Vagina(AV) Longitudinal section of an Artificial Vagina(AV) 10 F OOT ER T EX T
5-Electro ejaculation :- Electrode inserted into the rectum to stimulate ejaculation , not widely used with stallion . *Advantages: 1-collect semen without sexual response from the male. 2-collect from males unable to copulate 3-female in estrus not need *Diadvantages: 1-Equipment cost 2-contaminated with urine 3-danger for collector and male 11 9/24/2024 Footer Text
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