Oxygen mask

• US 4,201,205 A
• Filed: 01/20/1978
• Issued: 05/06/1980
• Est. Priority Date: 01/20/1978
• Status: Expired due to Term

• Current Assignee: Creditanstalt Corporate Finance, Inc. (Unicredit SPA)
• Original Assignee: Hudson Oxygen Therapy Sales Company
• Inventors: Bartholomew, Victor L.
• Primary Examiner(s): Recla, Henry J.
• Application Number:
  US05/871,151
• Time in Patent Office: 837 Days
• Field of Search: 128/205, 128/206, 128/207, 128/208, 128/212, 128/185, 128/195, 128/198, 128/146, 128/146.2, 128/146.6, 128/146.7, 128/140 N, 128/203, 2/206, 2/9, D29/8, D29/9, D24/2
• US Class Current: 128/205.25
• CPC Class Codes: A61M 16/06 Respiratory or anaesthetic masks
• CPC Class Codes: A61M 16/0683 Holding devices therefor
• CPC Class Codes: A61M 2016/0661 with customised shape
• CPC Class Codes: A61M 2202/0208 Oxygen

Abstract

In an oxygen mask for being secured over the nose and mouth of a user or patient, an improved means for securing the mask comprises a non-elastic flexible tubing adapted for extending over both ears of the user, ends, and two lengths of elastic flexible tubing, each length having one end secured to the non-elastic tubing, and the other end secured to or adjacent the mask.

Claims

1. An oxygen mask having improved means for being secured over the nose and mouth of a user, the improvement comprising;

non-elastic flexible tubing means adapted for extending over and behind both ears of the user and downwardly beneath the user'"'"'s chin and having two ends, and two lengths of elastic flexible tubing, each length having a first and second end, each first end being secured to a different one of said non-elastic tubing ends, and means securing each second end of said elastic flexible tubing to said mask and wherein said non-elastic tubing ends and said first elastic tubing ends are adapted to be joined between said mask and the user'"'"'s ears.

2. The mask of claim 1 wherein said non-elastic tubing comprises polyvinyl chloride.

3. The mask of claim 2 wherein said elastic tubing comprises a synthetic elastomer or natural rubber.

4. The mask of claim 3 wherein said mask comprises polyvinyl chloride.

5. The mask of claim 1 wherein said means securing said second ends to said mask comprises first and second tab members integral with and each extending from an opposite side of said mask, said second ends being secured to said first and second tab members, respectively.

6. The mask of claim 5 wherein said non-elastic flexible tubing comprises a single length of tubing.

7. The mask of claim 5 wherein said mask and said non-elastic tubing comprise polyvinyl chloride.

8. The mask of claim 7 wherein said elastic tubing comprises a synthetic elastomer or natural rubber.

9. The mask of claim 1 wherein said means securing said second ends to said mask comprises first and second pin members each secured along an opposite side of said mask, said second ends being secured to first and second pin members, respectively.

10. The mask of claim 6 wherein said non-elastic flexible tubing comprises a single length of tubing.

11. The mask of claim 6 wherein said mask and said non-elastic tubing comprise polyvinyl chloride.

12. The mask of claim 1 wherein said elastic tubing comprises a synthetic elastomer or natural rubber.