Polycarbonate Polyurethane Venous Access Devices Having Enhanced Strength

• US 20100256546A1
• Filed: 04/03/2009
• Published: 10/07/2010
• Est. Priority Date: 04/03/2009
• Status: Abandoned Application

• Current Assignee: Navilyst Medical Incorporated (AngioDynamics, Inc.)
• Original Assignee: Navilyst Medical Incorporated (AngioDynamics, Inc.)
• Inventors: Davis, Scott A., Lareau, Raymond
• Application Number:
  US12/418,048
• Publication Number:
  US 20100256546A1
• Time in Patent Office: Days
• US Class Current: 604/6.160
• CPC Class Codes: A61L 29/126 having a macromolecular matrix
• CPC Class Codes: A61L 29/18 Materials at least partially X-ray or laser opaque
• CPC Class Codes: C08L 75/04 Polyurethanes

Abstract

Vascular catheters are provided that comprise a catheter shaft having one or more lumens. The catheter shaft comprises a polycarbonate polyurethane and bismuth oxychloride.

Claims

1. A central venous access device comprising a catheter shaft that comprises polycarbonate polyurethane and bismuth oxychloride.

2. The central venous access device of claim 1, wherein the catheter shaft comprises 60 to 90 wt % polycarbonate polyurethane and 10 to 40 wt % bismuth oxychloride.

3. The central venous access device of claim 1, wherein the polycarbonate polyurethane is an aliphatic polycarbonate polyurethane.

4. The central venous access device of claim 1, wherein the catheter shaft comprises a single lumen.

5. The central venous access device of claim 1, wherein the catheter shaft comprises multiple lumens.

6. The central venous access device of claim 1, wherein the device is a central catheter.

7. The central venous access device of claim 1, wherein the device is a peripheral catheter.

8. The central venous access device of claim 1, wherein the device is a midline catheter.

9. The central venous access device of claim 1, wherein the device is a hemodialysis catheter.

10. The central venous access device of claim 1, wherein the device is a peripherally inserted central catheter.

11. The central venous access device of claim 10, wherein the catheter shaft has a diameter between 2 and 20 F.

12. The central venous access device of claim 1, wherein the device is a venous access port.

13. The central venous access device of claim 1, wherein the catheter shaft is an extruded catheter shaft.

14. The central venous access device of claim 1, wherein the catheter shaft has a durometer value between 65A and 72D.