Catheter with retractable needle, and methods of use and manufacture

摘要

In an embodiment, a catheter apparatus includes a catheter tube having a hollow catheter interior, a proximal catheter end, and a distal catheter end. A catheter connector is coupled to the catheter tube at the proximal catheter end. The apparatus further includes a needle having a hollow interior channel, a proximal needle end, and an insertion point. A needle hub is coupled to the needle at the proximal needle end. In an embodiment, the apparatus further includes a retraction mechanism to enable the insertion point to be retracted to a position inside the catheter apparatus.