Broome Style Rodent Restrainer - Ease of use and access to the rodent. Prevention of the animal's ability to turn. Safety for the animal handler. To place the animal in the Broome Style Restrainer, loosen and remove the nose piece and grasp the animal by the tail. Slide the animal's tail along the longer open groove until the animal is completely in the cylinder. Slide the nose piece into the short groove on the opposite side of the restrainer and place it up to the nose of the animal. Ensure a snug fit. This restrainer is perfect for injections or blood sampling.