| 摘要 |
An invention is disclosed that describes devices, kits and methods for providing percutaneous access to a surgical site. Suitable devices comprise a hollow body (110) having a distal end and a proximal end, wherein the distal end comprises one or more apertures (104); a first pivot member (122) disposed within the hollow body; and a tissue excision member (120) mounted in rotatable communication with the pivot member, wherein at least a portion of the tissue excision member is exposed through the one or more side apertures, and wherein the tissue excision member moves in a longitudinal direction around the pivot member in relation to the hollow body. |
