ruminant restraint dr. dipa brahmbhatt vmd, mph, ms "i think using animals for food is an...
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Ruminant Restraint Ruminant Restraint Dr. Dipa Brahmbhatt VMD, MPH, Dr. Dipa Brahmbhatt VMD, MPH,
MSMS
"I think using animals for food is an ethical thing to do, but we've got to do it right. We've got to give those animals a decent life and we've got to give them a painless death. We owe the animal respect."
—Temple Grandin
QuestionQuestion
Livestock husbandry practices are dictated Livestock husbandry practices are dictated by the intended use of the animal. by the intended use of the animal.
Even though all cattle have similar Even though all cattle have similar instincts, husbandry practices can have a instincts, husbandry practices can have a significant effect on an animal’s behavior.significant effect on an animal’s behavior.
What are some of the basic behavioral What are some of the basic behavioral differences of beef cattle and dairy cattle differences of beef cattle and dairy cattle that affect the way that they are handled that affect the way that they are handled and restrained?and restrained?
Beef Cattle – Cow/Calf ProducersNE,TX, KS
Before the feedlot, spend most of their time in open range or field settings. Handled and restrained only
occasionally: vaccination and deworming.
Suspicious of humans and enclosures (pens and chutes), and are usually more difficult to segregate and restrain.
Caution: Beef bulls and cows Caution: Beef bulls and cows with calveswith calves
Dairy cattleDairy cattle
TemperamentTemperament nervous cownervous cow the docile cowthe docile cow the balker the balker
(obstinate)(obstinate) the chronic kickerthe chronic kicker
Dairy bulls should Dairy bulls should never by trustednever by trusted
Cows with calvesCows with calves
FacilityFacility dark barns are apt dark barns are apt
to be nervous.to be nervous. Better in a well Better in a well
lighted, well lighted, well ventilated oneventilated one
sedative or sedative or anesthetic anesthetic
Ferocious BullFerocious Bull
Dairy Cattle Dairy cattle are handled more
frequently and spend much less time in open settings. Dairy cows are milked twice
daily while lactating, and the lactation cycle lasts on average 8-10 months of the year.
Breeding is done by artificial insemination.
Calves are often reared in enclosures with frequent human contact.
In generaL, dairy cattle tend to be much easier to handle and restrain. (Caution on dairy bulls and mums)
Most veterinarian procedures required Most veterinarian procedures required two stages of animal handling:two stages of animal handling:
1.1. The individual most be separate from the The individual most be separate from the herd (herding instinct)herd (herding instinct)
2.2. The individual must then be restrained The individual must then be restrained appropriately for the procedure appropriately for the procedure
• Drive animals to pen/corral
/“tub”• Tub to
alleyway to working
chute
Moving and Herding CattleMoving and Herding Cattle CALMCALM Should not move faster Should not move faster
than a walkthan a walk SHOULDERSHOULDER
Aka: point of balanceAka: point of balance Behind > forwardBehind > forward Front > backwardsFront > backwards
Ask the farmer Cattle move toward lightCattle move toward light STRESS > DISEASE AND STRESS > DISEASE AND
LOW PERFORMANCELOW PERFORMANCETailing
BackstopsBackstops
Spring loaded panels pushed forward as animal moves through than popped back in place
The working The working chute is chute is designed to designed to hold one hold one animal at the animal at the
timetime Silencer ch
ute
Chute RestraintChute Restraint
Chute RestraintChute Restraint
Self closing head catch or manually
““Posting”Posting”
Use both hands
• Fully restrain head before working with animal
• Head first squeeze later
Nose lead
ChallengesChallenges
Cow is downCow is down Occlude trachea or Occlude trachea or
blood flow to the blood flow to the craniumcranium
Handle calmlyHandle calmly Only 1 hand inside Only 1 hand inside
chutechute
Head restraint may may be applied to be applied to cooperative cooperative animals, without animals, without use of a chute, but use of a chute, but most individuals most individuals must be placed in a must be placed in a chute first.chute first.
"the part that "the part that draws goes under draws goes under the jaws.“the jaws.“
Not for beef
Cattle halters are Cattle halters are used to control the used to control the head by tying or head by tying or securing the head to securing the head to an immovable object an immovable object with a rope attached with a rope attached to the halterto the halter
Watch trachea and Watch trachea and eyeeye
QUICK RELEASE
Restraints that divert attentionRestraints that divert attention
Tail restraintTail restraint Nose lead/ “nose Nose lead/ “nose
tongs”tongs” IV injectionIV injection Udder surgeryUdder surgery Examine hoofExamine hoof
Restraint of the headRestraint of the head
Nose leadsNose leads They apply blunt, They apply blunt,
pinching pressure to pinching pressure to the nasal septum. the nasal septum.
Supplement with halter Supplement with halter and/or with head and/or with head restraintrestraint
Nasal septum may be Nasal septum may be torn with violent torn with violent movement movement
• Don’t use in calves• If tie knot: quick release and monitor
carefully
Nose rings Nose rings Placed through the Placed through the
nasal septum and are nasal septum and are often used in bullsoften used in bulls
Should not be used to Should not be used to tie the head for head tie the head for head restraintrestraint
Only for additional Only for additional control of the head but: control of the head but: nasal septum can be nasal septum can be torn torn
Tail Restraint
TAIL JACK
• Cattle tail not as strong as horse• Don’t include vertebrae
Leg Restraint
Over common•Calcaneal tendon, just above the hocks•Hobbels/ Hoppels – No Kicking
• Flank rope – No Kicking
Leg Restraint
Leg Restraint: Front Leg Hoppel
ASSISTANT
PE or treatment
A rope with an eye in one end is used to form a loop around the pastern. The other end of the rope passes over the withers where is should be held by an assistant so that it can be released quickly if the cow starts to go down.
Beam and Hook - HLOther method
If more than 30 min. NPO
Casting – Rope Squeeze
Casting is a method Casting is a method of forcing an animal to of forcing an animal to the ground, usually the ground, usually with ropes with ropes
Prefer R lateral Prefer R lateral recumbency: recumbency: discourages bloatdiscourages bloat
Casting - calvingCasting - calving
Casting – Burley Method
Advantages•Less time•No respiratory/ CVS pressure•No pressure in genitalia area
Dr. D. R. Burley of Georgia
Recumbent animalRecumbent animal
Stand next to spineStand next to spine Back/ Rib/ ThighBack/ Rib/ Thigh
Tap, slap or poke (blunt item) Tap, slap or poke (blunt item) KneeKnee Electric cattle prod only if necessary Electric cattle prod only if necessary
Calf restraint Separate the calf from mother firstSeparate the calf from mother first One arm around chest and other around base of tailOne arm around chest and other around base of tail Lateral recumbency: “Flanking”, slide down your legs Lateral recumbency: “Flanking”, slide down your legs
DO NOT throw calf on groundDO NOT throw calf on ground 1 knee on neck and other holding HL1 knee on neck and other holding HL
Calf restraintCalf restraint
Do not throw the calf Do not throw the calf to the groundto the ground
Do not place the Do not place the entire bodyweight on entire bodyweight on the calf and do not the calf and do not occlude the trachea occlude the trachea
Video Video
http://vetvideos.com/restraintcattle.htmhttp://vetvideos.com/restraintcattle.htmhttp://video.google.com/videoplay?docid=-http://video.google.com/videoplay?docid=-
17250269425471122541725026942547112254http://video.google.com/videoplay?http://video.google.com/videoplay?
docid=8512037042653473796docid=8512037042653473796http://video.google.com/videoplay?docid=-http://video.google.com/videoplay?docid=-
67612170488222035596761217048822203559http://video.google.com/videoplay?docid=-http://video.google.com/videoplay?docid=-
33566549133898800213356654913389880021
ReferencesReferences
http://research.vet.upenn.edu/Dairy/Restraint/http://research.vet.upenn.edu/Dairy/Restraint/RestraintsthatDivertAttention/NoseLead/tabid/RestraintsthatDivertAttention/NoseLead/tabid/3904/Default.aspx3904/Default.aspx
K Holtgrew-Bohling , Large Animal Clinical Procedures for Veterinary Technicians, 2nd Edition, Mosby, 2012, ISBN: 97803223077323
McCurnin, Dennis and Bassert, Joanna, Clinical Textbook for Veterinary Technicians, 6th Edition, W. B. Saunders, 2005, ISBN 0721606121.
EditionsEditions
Dr. MendozaDr. Mendoza Dr. BrahmbhattDr. Brahmbhatt