Patent ID: 11896775
Assignee: AUTOMATIONSPARTNER I HELSINBORG AB
Field: Machine tools (Mechanical engineering)
Classification: CPC A  B | IPC A  B

Claim 12:
13. A catheter comprising tubing having at least one lumen being enclosed by at least one tubing wall and having at least one radially extending opening through the at least one tubing wall, wherein the at least one radially extending opening in the tubing is obtained by the process of:
placing tubing in a fixture,
applying force to the tubing and thereby fixing the tubing in the fixture in a position for making an opening,
pressing a heated depression tool against the surface of the tubing creating a depression area in the at least one tubing wall, and
punching an opening cutting tool through the at least one tubing wall within the depression area creating an opening in the depression area of the at least one tubing wall, the opening extending from the exterior of the tubing to the lumen of the tubing.