Jacobson Micro-Coronary Bulldog Clamp adjustable tension, 21.0 mm jaws, 1-7/8″ (4.8 cm), jaws 21.0 mm long is an instrument best used for clamping of vessels in cardiothoracic surgeries. This miniature-sized clamp features 21 mm blades with a spring-loaded handle mechanism as well as adjustable tension to customize this clamp for a wide variety of scenarios and is. Additionally, this clamp is available in either a curved or straight profile for optimal fit for each patient.