Page 1082 - The Veterinary Care of the Horse
P. 1082

A twitch can be made from a piece of cotton rope or plaited baler twine looped through the

        end of a length of broom handle. Stand to one side of the horse and put your hand halfway
  VetBooks.ir  through the loop of rope and grasp the horse’s upper lip gently and firmly. Slide the loop
        forwards over your fingers so it is positioned around the grasped lip (Figure 24.16a). Twist

        the  handle  so  the  rope  tightens  around  the  muzzle.  Continue  twisting  until  the  rope  is
        sufficiently tight that it does not slip off if the horse moves its head (Figure  24.16b). The

        handle should then be held by an assistant as a twitched horse may suddenly take exception
        to it, necessitating prompt removal.





























        Figure 24.16a and b Applying a rope twitch: a) the rope loop is placed over the horse’s lip; b) the rope is tightened around
        the lip and muzzle



             Application of the twitch usually causes the horse to go into a sleepy, trance-like state.
        The head drops and the eyes may close. The horse becomes less sensitive to painful stimuli.
        This is due to the release of neurotransmitters including endorphins from the brain or because

        the twitch is painful. The twitch should not be left on for more than 15 minutes. Twitches
        have a place in equine management eg

        •    to restrain a needle-sky horse for vaccination or sedation

        •    cleaning a sore wound



        The important thing is to prepare everything in advance so the twich is applied for the least
        time possible.




              Warning

              Some horses will not tolerate the twitch at all and others will only stay calm for a
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