US4377161A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Surgical breathing apparatus
Assignee: Individual
•
Filing: 1981-06-15
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Granted: 1983-03-22
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Expires: 2001-06-15
Abstract
Abstract An apparatus to assist patient breathing during surgical procedures which include a patient on an operating table. The apparatus includes a member supporting a frame over an operating table. The frame is constructed and formed to support the surgical draperies and to supply oxygen-enriched air very close to the vicinity of the nose of the patient without contacting the patient.
Inventors
- 👤 Everett D. Whitt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 05:21
CPC Classifications
A; A61; A61G; A61G10/00; A61G10/04; A61G13/00; A61G13/10; A61M; A61M16/00; A61M16/06; A61M16/0666
Claims Analysis
Total Claims: 7
Claim 1
Independent Claim
147 words
An apparatus to assist patient breathing during surgical procedures on an operating table comprising: (a) a frame of hollow members having a lateral member connected to surrounding perimeter members, the perimeter members formed into a rectangle-like configuration having rounded corners with said lateral members being connected between two opposing diagonal corners and one of the remaining corners defining a head end portion adapted to overlie the nose of the patient and project generally in a plane parallel to the surface of the face and torso of the patient on the operating table, the surrounding hollow members being formed as an enclosed conduit having at least one inlet aperture for the admission of breathing gas and at least one outlet aperture in the head end portion; and (b) a support member adjustably connected to the frame and having clamping means to support the apparatus on the operating table.
Claim 2
Independent Claim
147 words
An apparatus to assist patient breathing during surgical procedures on an operating table comprising: (a) a frame of hollow members having a lateral member connected to surrounding perimeter members, the perimeter members formed into a rectangle-like configuration having rounded corners with said lateral members being connected between two opposing diagonal corners and one of the remaining corners defining a head end portion adapted to overlie the nose of the patient and project generally in a plane parallel to the surface of the face and torso of the patient on the operating table, the surrounding hollow members being formed as an enclosed conduit having at least one inlet aperture for the admission of breathing gas and at least one outlet aperture in the head end portion; and (b) a support member adjustably connected to the frame and having clamping means to support the apparatus on the operating table.
Claim 3
Dependent Claim
14 words
A breathing apparatus according to claim 1 wherein the frame is made of tubing.
Claim 4
Dependent Claim
15 words
A breathing apparatus according to claim 1 wherein the support member engages the lateral member.
Claim 5
Dependent Claim
45 words
A breathing apparatus according to claim 2 wherein the head end portion includes a hollow complementary cross frame section diagonally connected across said corner defining said head portion, and both the head end portion and the cross frame section have at least one outlet aperture.
Claim 6
Dependent Claim
14 words
A breathing apparatus according to claim 4 wherein the outlet apertures are directed downward.
Claim 7
Dependent Claim
26 words
A breathing apparatus according to claim 4 wherein the outlet apertures are convergently directed in the vicinity of the position of the nose of the patient.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1986-03-21 | 1986-09-20 | 1987-03-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1990-03-21 | 1990-09-20 | 1991-03-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1994-03-21 | 1994-09-20 | 1995-03-22 | $7700.00 | Window Closed / Lapsed |