DEVICES AND METHODS FOR DISPENSING A CRYOGENIC FLUID

Title:

DEVICES AND METHODS FOR DISPENSING A CRYOGENIC FLUID

Document Type and Number:

WIPO Patent Application WO/2011/005495

Kind Code:

A3

Abstract:

A dispensing head for dispensing a cryogenic fluid may compose a flow passage configured to be placed in flow communication with a reservoir containing a cryogenic fluid, the flow passage defining a flow passage inlet opening configured to receive the cryogenic fluid from the reservoir, and a flow passage outlet opening opposite the flow passage inlet opening. The dispensing head may further comprise a dispensing member configured to dispense the cryogenic fluid, the dispensing member defining a lumen having a lumen inlet opening and a lumen outlet opening, and at least one porous member disposed in the flow passage, the at least one porous member being configured as a primary flow regulation mechanism to limit a flow rate of the cryogenic fluid as it flows from the reservoir to the lumen outlet opening.

Inventors:

NIEDBALA R SAM (US)
YOUNG LINCOLN C (US)
ZHOU PENG (US)

Application Number:

PCT/US2010/039423

Publication Date:

March 31, 2011

Filing Date:

June 22, 2010

Export Citation:

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Assignee:

STC CONSULTING LLC (US)
NIEDBALA R SAM (US)
YOUNG LINCOLN C (US)
ZHOU PENG (US)

International Classes:

A61B18/02; A61F7/12; A61H39/06; A61M11/00; A61M35/00

Foreign References:

US20080208183A1	2008-08-28
US20060116670A1	2006-06-01
US20040102768A1	2004-05-27
US20050043723A1	2005-02-24
US20080221561A1	2008-09-11

Other References: