초록 ▼

A trocar obturator having a removable replaceable tip includes an obturator tip having a sharpened distal end and a first engagement device on its proximal end; an obturator shaft having a second engagement device on its distal end for lockingly engaging the first engagement device and securing the

A trocar obturator having a removable replaceable tip includes an obturator tip having a sharpened distal end and a first engagement device on its proximal end; an obturator shaft having a second engagement device on its distal end for lockingly engaging the first engagement device and securing the tip and shaft together; one of the engagement devices borne by one of the tips and shafts includes a flexible member biased to engage the engagement devices; there are access means for flexing the flexible member against its bias to disengage the engagement devices to release the tip and shaft.

대표청구항 ▼

[ What is claimed is:] [26.] An obturator having a removable, replaceable tip comprising:an obturator tip having a sharpened distal end;an tubular, hollow bodied obturator shaftengaging means for releasably securing said tip and shaft including a flexible leg having a detent on one of said tip and s

[ What is claimed is:] [26.] An obturator having a removable, replaceable tip comprising:an obturator tip having a sharpened distal end;an tubular, hollow bodied obturator shaftengaging means for releasably securing said tip and shaft including a flexible leg having a detent on one of said tip and shaft and stop means on the other for engagement with said detent; said flexible leg being biased to engage said detent with said stop means and secure said tip and shaft; andaccess means for enabling the user to directly access and move said leg inward toward the radial center of said shaft to overcome its bias, disengage said detent and stop means and release said tip from said shaft.