MEDICAL DEVICE WITH RETRACTABLE NEEDLE

摘要

A medical device having an automatically retractable needle (15) is provided with a safety latch (47) for preventing premature or inadvertent retraction of the needle (15). In a preferred embodiment, the medical device comprises an intravenous catheter or guide wire (611) insertion device having a nose portion that is axially adjustable during assembly to provide a uniform needle length projection from the forward end of the device.