Rodent Basic Training
Restraint of the Rodent
- Lift Rodent by base of tail to move animal quickly to
table top or another cage.
- If tail is grasped near the tip, the skin of the tail
can be easily torn off the tail, leaving exposed spine. This is referred to
- Lift near base of tail, no further distally than
- Lifting by tail tip will result in injury to skin.
- If rodent tries to climb and bite, gently and slowly
turn tail, rotating the animal to keep it off balance.
- Transfer to desired location.
Tail Hold with Hand Support
- Lift near base of tail using thumb and forefinger.
- Support body with other hand or on sleeve and transfer
it to desired location.
- Scruff only if doing other examination procedures.
- Scruffing is not necessary for transfer to another
- Restrain by grasping skin between its ears and along
- Hold tail between 4th and 5th fingers against palm of
- The rodent can turn around and bite if insufficient
skin is held
Cautions for restraint
- Observe the animal's breathing pattern
- The rodent can suffocate if the skin is held too
tightly over its neck
Use of Restraining Device
- The rodent can be placed in a small commercial
restraining device that is designed for its species.
- A rat or a mouse can be kept in the restrainer long
enough for tail vein intravenous injections.
- Seek assistance from Animal Care training coordinator
if unsure how to use restraining device.
Additional Information on Restraint of Rodents
University of Rochester Medical Center: http://www.urmc.rochester.edu/ucar/manual/handle.htm