Cynthia Xing Xian Zhang

US Patent:

7744568, Jun 29, 2010

Filed:

Mar 26, 2007

Appl. No.:

11/691059

Inventors:

Joel S. Douglas - Groton CT, US
Robert L. Hugo - Gilroy CA, US
Cynthia Zhang - Saratoga CA, US

Assignee:

ICU Medical, Inc. - San Clemente CA

International Classification:

A61M 5/178

US Classification:

60416701, 60416401, 60416702, 60416703, 604533, 604539

Abstract:

An infusion hub assembly, comprising: a hub received in a hole in a wing, the hub having a bore passing therethrough, with an upper portion of the circular hub having an attachment surface thereon; an infusion cannula extending downwardly away from the wing, the infusion cannula being in fluid communication with the bore passing through the hub; a cover having a bore passing therethrough and having an inner attachment surface adapted to mate with the attachment surface on the upper portion of the hub; and a septum positioned in alignment with the bore passing through the cover. An infusion connector set comprising: a first connector; a septum received in the first connector; a second connector; a septum received in the second connector; and a flanged needle which penetrates both the septums in the first and second connectors when the first and second connectors are connected together.

US Patent:

8152769, Apr 10, 2012

Filed:

Jun 28, 2010

Appl. No.:

12/825228

Inventors:

Joel S. Douglas - Groton CT, US
Robert L. Hugo - Gilroy CA, US
Cynthia Zhang - Saratoga CA, US

Assignee:

Tecpharma Licensing AG

International Classification:

A61M 5/178

US Classification:

60416401, 60416701, 60416702, 604539

Abstract:

An infusion set comprising a base and a cap. The base can comprise a portion to be placed against skin, a first cannula extending downwardly below the portion to be placed against skin, and a septum. The cap can comprise a tube and a second cannula. The cap can be configured for removable attachment to the base such that the cap is rotatable with respect to the base while the first cannula, the second cannula, and the tube are in fluid communication.

US Patent:

20020120231, Aug 29, 2002

Filed:

Feb 13, 2002

Appl. No.:

10/076907

Inventors:

Joel Douglas - Groton CT, US
Robert Hugo - Gilroy CA, US
Cynthia Zhang - Saratoga CA, US

International Classification:

A61M037/00

US Classification:

604/082000, 604/284000

Abstract:

An infusion system, comprising a housing; and a connecting hub which is attachable to the housing, the connecting hub having an internal Y-shaped flow channel structure which comprises a first flow channel exiting the distal end of the connecting hub; a second flow channel exiting the proximal end of the connecting hub; and a third flow channel exiting the proximal end of the connecting hub, the first, second and third flow channels all intersecting within the connecting hub.

US Patent:

20020123724, Sep 5, 2002

Filed:

Mar 4, 2002

Appl. No.:

10/091123

Inventors:

Joel Douglas - Groton CT, US
Robert Hugo - Gilroy CA, US
Cynthia Zhang - Saratoga CA, US

International Classification:

A61M005/178

US Classification:

604/177000, 604/167060, 604/533000

Abstract:

An infusion hub assembly, comprising: a hub received in a hole in a wing, the hub having a bore passing therethrough, with an upper portion of the circular hub having an attachment surface thereon; an infusion cannula extending downwardly away from the wing, the infusion cannula being in fluid communication with the bore passing through the hub; a cover having a bore passing therethrough and having an inner attachment surface adapted to mate with the attachment surface on the upper portion of the hub; and a septum positioned in alignment with the bore passing through the cover. An infusion connector set comprising: a first connector; a septum received in the first connector; a second connector; a septum received in the second connector; and a flanged needle which penetrates both the septums in the first and second connectors when the first and second connectors are connected together.

US Patent:

20040138620, Jul 15, 2004

Filed:

Dec 22, 2003

Appl. No.:

10/744862

Inventors:

Joel Douglas - Groton CT, US
Robert Hugo - Gilroy CA, US
Cynthia Zhang - Saratoga CA, US

International Classification:

A61M005/178

US Classification:

604/167050

Abstract:

An infusion hub assembly, comprising: a hub received in a hole in a wing, the hub having a bore passing therethrough, with an upper portion of the circular hub having an attachment surface thereon; an infusion cannula extending downwardly away from the wing, the infusion cannula being in fluid communication with the bore passing through the hub; a cover having a bore passing therethrough and having an inner attachment surface adapted to mate with the attachment surface on the upper portion of the hub; and a septum positioned in alignment with the bore passing through the cover. An infusion connector set comprising: a first connector; a septum received in the first connector; a second connector; a septum received in the second connector; and a flanged needle which penetrates both the septums in the first and second connectors when the first and second connectors are connected together.

US Patent:

20060204562, Sep 14, 2006

Filed:

Feb 15, 2006

Appl. No.:

11/355729

Inventors:

Michel Cormier - Mountain View CA, US
WeiQi Lin - Palo Alto CA, US
Cynthia Zhang - Saratoga CA, US
Ahmad Samiee - Fremont CA, US
Rolfe Anderson - Saratoga CA, US

International Classification:

A61F 13/02
A61M 31/00
A61L 15/16

US Classification:

424448000, 604500000

Abstract:

A transdermal delivery member having a plurality of microprojections adapted to pierce the stratum corneum of a subject, each of the microprojection having a length less than 145 microns. In a preferred embodiment, each microprojection has a length in the range of approximately 50-145 microns.