A measuring device for measuring a depth of a tear of a tissue is disclosed. The measuring device comprises a member having a shaft and a distal tip, a plurality of indicia on the shaft of the member for measuring the depth of the tear, and a cannulated member into which the member is disposed. In an example, the measuring device is used to measure the depth of a tear of the rotator cuff tendon. A method of measuring a tear of a tissue using the measuring device is also disclosed.