Patent ID: 11925778
Assignee: VASCULAR PATHWAYS, INC.
Field: Medical technology (Instruments)
Classification: CPC A | IPC A

Claim 0:
1. A method for treating a patient, comprising:
holding a catheter insertion device comprising:
a housing;
a catheter including a catheter hub;
a needle extending through the catheter, the needle having a distal end extending distal of a distal end of the catheter; and
a guidewire coupled to a thumbwheel, the thumbwheel rotatably fastened at a front end of the housing, the thumbwheel extending through an opening in the housing, wherein rotation of the thumbwheel advances a distal end of the guidewire through a lumen of the needle;

inserting the distal end of the needle and the distal end of the catheter into a blood vessel of the patient;
rotating the thumbwheel to advance the distal end of the guidewire out of the lumen of the needle into the blood vessel without moving the catheter and the needle;
extending the distal end of the catheter further into the blood vessel by moving the catheter over the guidewire in the blood vessel; and
removing the needle and the guidewire from the catheter.