Patent ID: 8870902
Filing Date: 2014-10-28
Classification: A61B

Abstract:
1. An apparatus comprising: first, second, third, and fourth jaw elements, each of the first, second, third, and fourth jaw elements comprising a serrated surface, an extension, and a depression; a shifter shaft coupled to the second and fourth jaw elements at a distal end of the shifter shaft, there being a longitudinal axis defined by opposite ends of the shifter shaft; the serrated surfaces of the first and second jaw elements being configured to engage each other; the serrated surfaces of the third and fourth jaw elements being configured to engage each other; the shifter shaft being in a first position along the longitudinal axis causing the first and second jaw elements to be coupled to each other by the depression of the second jaw element receiving the extension of the first jaw element, and further causing the third and fourth jaw elements to be coupled to each other by the depression of the fourth jaw element receiving the extension of the third jaw element; the shifter shaft being in a second position along the longitudinal axis causing the first and fourth jaw elements to be coupled to each other by the depression of the fourth jaw element receiving the extension of the first jaw element, and further causing the second and third jaw elements to be coupled to each other by the depression of the second jaw element receiving the extension of the third jaw element, the second position being different from the first position.