A surgical instrument designed in the shape of a circular band that is set into the abdominal wall to hold open an incision during surgery on the abdominal organs. It functions as a fixed-length access retractor or wound retractor and is used in procedures ...
A self-locking, surgical instrument, used for separating the edges or drawing aside the margins of a surgical incision to permit excision of the lamina of the vertebral posterior arch; this can be necessary to expose a portion of the spinal cord for removal...
A hand-held manual surgical instrument designed to manipulate the pulmonary tissue/surfaces of the lungs during a surgical intervention in the thorax. It typically consists of a large flat blunt blade (no sharp edges) at the distal end and a strong handle a...
A self-locking, surgical instrument, used for separating the edges of the vagina and holding back the tissue allowing a surgical intervention or examination. The instrument may resemble a large pair of scissors or have an open circle design with pointed, bl...