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 Title: |
US5429683:
Face mask for breathing
[ Derwent Title ]
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| Country: |
US United States of America
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| Inventor: |
Le Mitouard, Anne; 75013 Paris, France
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| Assignee: |
None
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| Published / Filed: |
1995-07-04
/ 1993-11-22
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| Application Number: |
US1993000150073
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| IPC Code: |
Advanced:
A61M 16/06;
A62B 18/02;
Core:
A62B 18/00;
more...
IPC-7:
A62B 7/00;
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| ECLA Code: |
A61M16/06; A62B18/02A; K61M16/06S;
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| U.S. Class: |
Current:
128/206.24;
128/205.25;
128/206.26;
128/207.11;
Original:
128/206.24;
128/205.25;
128/206.26;
128/207.11;
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| Field of Search: |
128/205.25,206.24,206.25,206.26,203.22,207.13,206.28,206.29,206.27,207.11
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| Priority Number: |
| 1991-05-22 |
FR1991000006153 |
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| Abstract: |
PCT No. PCT/FR92/00448 Sec. 371 Date Nov. 22, 1993 Sec. 102(e) Date Nov. 22, 1993 PCT Filed May 20, 1992 PCT Pub. No. WO92/20395 PCT Pub. Date Nov. 26, 1992.A face mask, in particular for mechanically ventilating a patient, the mask comprising means interposed between a breathe-in/breathe-out pipe (10) and at least one of the nose and mouth orifices of the patient (5) to provide a sealed connection between the pipe and the respiratory tract of the patient, wherein said means comprise a thin shell (1) delimited by a substantially ovoid concave inside surface (7) whose apex is provided with an opening (2), a thick and flexible lining (6) suitable for engaging inside the shell (1) and projecting beyond said shell in the form of a sealing rim that deforms to match the shape of the portion of the face (5) that surrounds the opening to the respiratory tract, the lining having a tubular endpiece (8) suitable for being snap-fastened in the opening (2) of said shell (1) and forming a sleeve for connection to the pipe (10), the mask also having a harness (3, 4) for fixing it to the head of the user (5) and including straps that are fixed to the shell.
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| Attorney, Agent or Firm: |
Sixbey, Friedman, Leedom & Ferguson ;
Ferguson, Jr., Gerald J. ;
Brackett, Tim L. ;
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| Primary / Asst. Examiners: |
Burr, Edgar S.; Deane, Jr., William J.
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| Maintenance Status: |
E1 Expired Check current status
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| INPADOC Legal Status: |
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Family Legal Status Report
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| Designated Country: |
AT BE CH DE DK ES FR GB GR IT LI LU MC NL SE CA EP JP US
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| Family: |
Show 7 known family members
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First Claim:
Show all 9 claims |
I claim:
1. A face mask, in particular for mechanically ventilating a patient, the mask comprising means interposed between a breath-in/breath-out pipe and at least one of the nose and mouth orifices of the patient to provide a sealed connection between a breath-in/breath-out pipe and the respiratory tract of the patient, said means having a thin shell delimited by a substantially ovoid concave inside surface whose apex is provided with an opening, a thick and flexible lining engaging the inside of the shell and projecting beyond said shell to form a sealing rim that deforms to match the shape of the portion of the face that surrounds the opening to the respiratory tract and a harness for fixing said face mask to the head of the user and including straps that are fixed to the shell, wherein said lining has a tubular endpiece projecting through the opening of said shell and forming a sleeve for connection to a breath-in/breath-out pipe.
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| Background / Summary: |
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| Drawing Descriptions: |
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| Description: |
Show description
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| PCT Number: |
PCT/FR92/00448
WO9220395
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| PCT Pub./Filed Dates: |
1992-11-26 / 1992-05-20
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| § 371 / 102(e) Dates: |
1993-11-22 / 1993-11-22
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| Forward References: |
Show 108 U.S. patent(s) that reference this one
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