Yuji Nakagawa,Yasushi Kinoshita,Yuichi Tada,Suguru Hata
申请号：
US13414024
公开号：
US20120232557A1
申请日:
2012.03.07
申请国别(地区):
US
年份:
2012
代理人:
摘要：
A method for improving the blood flow in the bone head, the method including the steps of extending a long tubular body, which has a cutting tool at its foreend, close to the entrance of the retinaculum artery and performing drilling on the bone head by using the cutting tool. This method makes it possible to improve the blood flow in the bone head with a minimum of burden on the patient.
