Stapling device with releasable knife carrier

摘要: A circular surgical stapling device includes a reload assembly that is supported on distal end of an elongate shaft the device. The housing, pusher movably within knife carrier assembly, and annular carrier. body drive member pusher. first engagement structure configured to releasably engage second formed couple insert or integrally with housing assembly. portion prevent separation structures accommodate structures. minimizes likelihood premature disengagement from while minimizing force required effect after has been fully retracted into housing.