Steven T Walker

US Patent:

20050256458, Nov 17, 2005

Filed:

Apr 18, 2005

Appl. No.:

11/108131

Inventors:

Pamela Howard - Allentown PA, US
Eben Howard - Allentown PA, US
Steven Walker - Waxahachie TX, US
John Shepherd - San Antonio TX, US

Assignee:

Eben Howard and Pamela A. Howard - Allentown PA

International Classification:

A61M029/00

US Classification:

604174000, 604104000

Abstract:

A self-securing catheter to prevent dislodgement from skin or tissue preferably includes a hub and a cannula with at least one anchoring mechanism extending from the hub and/or the cannula. In some embodiments, the anchoring mechanisms can be flexible to allow them to protrude outwardly from the catheter. The catheter can be easily removed from the patient's tissue or skin by a medical professional with a twisting motion (e.g., clockwise or counterclockwise rotation of the catheter).

US Patent:

20050256459, Nov 17, 2005

Filed:

Apr 18, 2005

Appl. No.:

11/108132

Inventors:

Pamela Howard - Allentown PA, US
Eben Howard - Allentown PA, US
Steven Walker - Waxahachie TX, US
John Shepherd - San Antonio TX, US

Assignee:

Eben Howard and Pamela A. Howard - Allentown PA

International Classification:

A61M005/32

US Classification:

604174000

Abstract:

The invention is a hub anchor for securing a catheter to a patient's tissue or skin. The hub anchor preferably includes in at least one embodiment includes a body having a pair of walls connected by an activation mechanism having at least one leg in sliding communication with each of the walls. In an engaged state, the legs penetrate a patient's skin and cause the hub to clamp the catheter to the patient. The invention also includes a method of placing the hub over a catheter to be secured and pressing the activation mechanism to pierce the patient's skin with the legs to secure the hub and the catheter to the patient.

US Patent:

20060079845, Apr 13, 2006

Filed:

Jun 10, 2005

Appl. No.:

11/149433

Inventors:

Pamela Howard - Allentown PA, US
Eben Howard - Allentown PA, US
Steven Walker - Waxahachie TX, US

Assignee:

Eben Howard and Pamela A. Howard - Allentown PA

International Classification:

A61M 5/32

US Classification:

604175000, 604104000, 604101050

Abstract:

A medical device preferably includes a tube and at least one adjustable inflatable anchor. The anchor is capable of securing the tube to the patient to resist removal of the tube in the patient when the anchor is inflated within the patient. The anchor slidingly engages the tube such that the insertion depth can be selected by the user. In at least one embodiment, a second inflatable anchor is included for positioning outside of the patient.