TALLARIDA, STEVEN J.,RODGERS, RICHARD P.,BUTZIGER, JOHN M.
申请号：
CA2944434
公开号：
CA2944434A1
申请日:
2015.03.31
申请国别(地区):
CA
年份:
2015
代理人:
摘要：
A medical device comprising a subcutaneous access port having an access port body and at least one needle having a removable needle tip and a needle shaft defining a needle lumen； the at least one needle housed within the access port body, the at least one needle extendable and retractable relative to the access port body； and a needle shift mechanism operable such that the at least one needle is extendable from and retractable into the access port body at a plurality of positions of the access port body.
