Jean-Pierre Mobasser Mobasser,Y. Raja Rampersaud,Joshua W. Simpson,Nicholas Benson,William Alan Rezach
申请号：
US13827096
公开号：
US09387026B2
申请日:
2013.03.14
申请国别(地区):
US
年份:
2016
代理人:
摘要：
A bone fastener comprises a first end and a second end defining a longitudinal axis and being configured to penetrate tissue. The second end has a first portion having a thread diameter and a core diameter. The second portion has a core diameter less than the core diameter of the first portion. The second portion includes a threaded surface and a substantially even surface. Systems and methods are disclosed.
