David A Eldridge

US Patent:

20120095281, Apr 19, 2012

Filed:

Oct 13, 2011

Appl. No.:

13/273185

Inventors:

Steven H. Reichenbach - Pleasanton CA, US
Pieter W.C.J. le Blanc - Rancho Cordova CA, US
Yi-Ren Woo - Livermore CA, US
David Gary Eldridge - Dublin CA, US

International Classification:

A61M 1/10
F04B 35/04

US Classification:

600 16, 4174101

Abstract:

A blood pump includes a rotor having a flared portion downstream proximate a downstream bearing that supports the rotor. The flared portion of the rotor includes a width greater than a width of an upstream portion of the rotor. A blood pump also includes a housing having an internal wall with a flared portion downstream of a motor stator and proximate a transverse outlet.

US Patent:

20130096364, Apr 18, 2013

Filed:

Oct 12, 2012

Appl. No.:

13/650874

Inventors:

Steven H. Reichenbach - Pleasanton CA, US
Pieter W.C.J. le Blanc - Rancho Cordova CA, US
Yi-Ren Woo - Livermore CA, US
David Gary Eldridge - Dublin CA, US
Stephen G. Briana - Pleasanton CA, US
William V. Hodges - Tracy CA, US
Ethan Petersen - Oakland CA, US
Peter Andriola - Alamo CA, US

International Classification:

A61M 1/10
A61F 2/07
F04D 29/046
F04D 29/22
F04D 17/08

US Classification:

600 16, 416223 A, 417353, 416174, 2988802

Abstract:

A blood pump includes a hub having an axis of rotation and a generally cylindrical shape. The hub has an upstream end region, a central region, and a downstream end region, and the hub includes a magnetic material. Blades that are disposed on the downstream end region of the hub extend downstream of the hub.

US Patent:

20200397964, Dec 24, 2020

Filed:

Sep 3, 2020

Appl. No.:

17/011481

Inventors:

- St. Paul MN, US
John Donald Hill - San Francisco CA, US
Fabian Franco - Livermore CA, US
Chris Eskildsen - Pleasant Hill CA, US
David Gary Eldridge - Brentwood CA, US
Carine Hoarau - Pleasant Hill CA, US
Yi-Ren Woo - Livermore CA, US
Pete Cardamone - Brentwood CA, US

Assignee:

TC1 LLC - St. Paul MN

International Classification:

A61M 1/12
A61M 39/02

Abstract:

Systems, methods, and devices for securing a driveline to a portion of skin are disclosed herein. The driveline can connect an external controller to an implantable blood pump. The skin anchor can include a driveline capture portion. The driveline capture portion can receive the driveline and fix a position of the driveline with respect to the driveline capture portion. The driveline capture portion includes: a driveline receiver that can receive the driveline; and a driveline anchor that can engage the driveline to fix the position of the driveline with respect to the driveline receiver. The skin anchor can include a force distribution portion. The force distribution portion can engage a portion of skin and fix a position of the portion of skin with respect to the force distribution portion.

US Patent:

20180200422, Jul 19, 2018

Filed:

Jan 12, 2018

Appl. No.:

15/870051

Inventors:

- St. Paul MN, US
John Donald Hill - San Francisco CA, US
Fabian Franco - Livermore CA, US
Chris Eskildsen - Pleasant Hill CA, US
David Gary Eldridge - Brentwood CA, US
Carine Hoarau - Pleasant Hill CA, US
Yi-Ren Woo - Livermore CA, US
John J. Hagerty - Livermore CA, US
Pete Cardamone - Brentwood CA, US

International Classification:

A61M 1/12
A61M 1/10
A61M 39/02

Abstract:

Systems, methods, and devices for securing a driveline to a portion of skin are disclosed herein. The driveline can connect an external controller to an implantable blood pump. The skin anchor can include a driveline capture portion. The driveline capture portion can receive the driveline and fix a position of the driveline with respect to the driveline capture portion. The driveline capture portion includes: a driveline receiver that can receive the driveline; and a driveline anchor that can engage the driveline to fix the position of the driveline with respect to the driveline receiver. The skin anchor can include a force distribution portion. The force distribution portion can engage a portion of skin and fix a position of the portion of skin with respect to the force distribution portion.

US Patent:

20170232168, Aug 17, 2017

Filed:

Nov 22, 2016

Appl. No.:

15/359231

Inventors:

- St. Paul MN, US
Stephen G. Briana - Pleasanton CA, US
William V. Hodges - Tracy CA, US
Eric Lee - Oakland CA, US
Yi-Ren Woo - Livermore CA, US
Onur Dur - Milpitas CA, US
David Gary Eldridge - Dublin CA, US
Pieter W.C.J le Blanc - Rancho Cordova CA, US

International Classification:

A61M 1/12
F04D 15/00
F04D 13/06
A61M 1/10
A61F 2/07

Abstract:

A blood pump includes a hub having an axis of rotation and a generally cylindrical shape. The hub has an upstream end region, a central region, and a downstream end region, and the hub includes a magnetic material. Blades that are disposed on the downstream end region of the hub extend downstream of the hub.