Surgical lighting fixture cover

• US 5,604,955 A
• Filed: 09/05/1995
• Issued: 02/25/1997
• Est. Priority Date: 06/10/1994
• Status: Expired due to Term

• Current Assignee: Devon Industries, Inc. (Nissha Co., Ltd.)
• Original Assignee: Graphic Controls Corporation (Nissha Co., Ltd.)
• Inventors: Horan, Robert T.
• Primary Examiner(s): Foster, Jimmy G.
• Application Number:
  US08/523,259
• Time in Patent Office: 539 Days
• Field of Search: 16/111 R, 16/114 R, 150/155, 206/223, 206/438, 362/399, 362/804
• US Class Current: 16/422
• CPC Class Codes: A61B 2017/0023 disposable
• CPC Class Codes: A61B 2090/308 Lamp handles
• CPC Class Codes: A61B 46/10 specially adapted for instruments, e.g. microscopes
• CPC Class Codes: F21V 21/403 for operation or dentist lamps
• CPC Class Codes: F21W 2131/205 for operating theatres
• CPC Class Codes: Y10S 16/906 Light handle cover
• CPC Class Codes: Y10S 362/804 Surgical or dental spotlight

Abstract

A disposable cover for an operating room lighting fixture handle comprises a sheath attached to a generally flat flange. At least one tab is integrally formed projecting from the flange, to provide a snap fit between the flange and a recessed area on the light fixture handle. Two covers may be conveniently packaged within a compact envelope by engaging the locking tabs of each cover with those of the other.

Claims

1. A cover for a surgical lighting fixture handle, comprising:

a generally flat disc having an outer perimeter, a top surface, and a bottom surface, and a central opening;

a tubular and collapsible sheath having a closed bottom end and an open top end, with the open top end attached substantially perpendicularly to the bottom surface of the disc, around the central opening;

a first holding tab on and projecting outwardly from the top surface of the disc; and

a second holding tab on and projecting outwardly from the bottom surface of the disc.

2. The cover of claim 1, wherein the first and second holding tabs are cylindrical.

3. The cover of claim 1, wherein the first and second holding tabs are substantially identical.

4. The cover of claim 1, wherein the first and second holding tabs are equally spaced apart from the central opening.

5. The cover of claim 1, wherein the first and second holding tabs are substantially aligned on opposite sides of the central opening.

6. The cover of claim 1 further comprising a step around the outer perimeter of the disc.

7. The cover of claim 1 further comprising a vent notch on the first holding tab.