Expandable width bed

• US 20060059624A1
• Filed: 09/12/2005
• Published: 03/23/2006
• Est. Priority Date: 09/13/2004
• Status: Active Grant

• Current Assignee: Kreg Medical, Inc.
• Original Assignee: Kreg Therapeutics, Inc.
• Inventors: Soltani, Sohrab, Poulos, Craig, Harris, Patrick
• Granted Patent: US 7,743,441 B2
• Time in Patent Office: Days
• US Class Current: 5/618
• CPC Class Codes: A61G 7/002 having adjustable mattress frame
• CPC Class Codes: A61G 7/005 tiltable around transverse horizontal axis, e.g. for Trendelenburg position rocking beds for physical therapy A61H1/003; hanging patient inclined downwardly for drawing him out A61H2203/0493
• CPC Class Codes: A61G 7/0507 Side-rails
• CPC Class Codes: A61G 7/0509 sliding or pivoting downwards
• CPC Class Codes: A61G 7/0514 mounted to individual mattress supporting frame sections

Abstract

A variable width bed is provided. In one embodiment the bed has a frame, a deck supported on the frame, and a mattress on the deck. A portion of the mattress on one of head and seat deck sections expands to have an increased width. In an alternate embodiment, deck extender assemblies are provided at the sides of the bed. Each of the deck extender assemblies have supplemental mattresses connected thereto.

Claims

1. A variable width chair bed having a head end and a foot end opposing the head end, and a first side and a second side opposing the first side, the chair bed comprising:

a frame;

a main deck supported on the frame, the main deck having a first deck section, a second deck section and a third deck section, the first deck section located adjacent the head end, the third deck section located adjacent the foot end, and the second deck section between the first deck section and the third deck section, wherein the first deck section is moveable from a generally horizontal position to a more vertical back-support position, and wherein the third deck section is moveable from a generally horizontal position to a substantially vertical position;

a first deck extender section extending from the first side of one of the first deck section and the second deck section, and a second deck extender section extending from the second side of one of the first deck section and the second deck section, wherein the first and second deck extender sections are each independently moveable from a first retracted position located a first distance from a centerline of the main deck to a second expanded position located a second distance from the centerline of the main deck, the second distance being greater than the first distance; and

a first supplemental mattress connected to the first deck extender section in the first and second position, and a second supplemental mattress connected to the second deck extender section in the first and second position.

2. The chair bed of claim 1, further comprising a first supplemental deck rotatably connected to the first deck extender section, and a second supplemental deck rotatably connected to the second deck extender section, the first supplemental mattress being connected to the first supplemental deck and the second supplemental mattress being connected to the second supplemental deck.

3. The chair bed of claim 1, further comprising a first side rail connected to the first deck extender section and a second side rail connected to the second deck extender section.

4. The chair bed of claim 3, the first and second side rails movably connected to the respective deck extender sections to allow the first and second side rails to move between a raised position and a lowered position.

5. The chair bed of claim 1, wherein a plurality of the supplemental mattresses are moveable from a first position wherein a portion of the supplemental mattresses are under a plane of the main deck to a second position wherein a portion of the supplemental mattresses are over the plane of the main deck.

6. The chair bed of claim 5, wherein the supplemental mattresses are rotatably connected to their respective deck extender sections, the supplemental mattresses rotatably moving from the first position to the second position.

7. The chair bed of claim 1, further comprising a third deck extender section extending from the first side of the other of the first deck section and the second deck section, and a fourth deck extender section extending from the second side of the other of the first deck section and the second deck section, wherein the third and fourth deck extender sections are each independently moveable from a first retracted position located a distance from a centerline of the main deck to a second expanded position located a greater distance from the centerline of the main deck.

8. The chair bed of claim 7, further comprising a first supplemental mattress connected to the first deck extender section, a second supplemental mattress connected to the second deck extender section, a third supplemental mattress connected to the third deck extender section, and a fourth supplemental mattress connected to the fourth deck extender section.

9. The chair bed of claim 1, wherein the first deck extender section slidably engages the main deck to move from the first retracted position to the second expanded position, and wherein the second deck extender section slidably engages the main deck to move from the first retracted position to the second expanded position.

10. The chair bed of claim 9, further comprising a handle connected to the deck extender sections, the handle having a release member to release the deck extenders from securement in the first retracted position.

11. The chair bed of claim 1, wherein the first and second deck extender sections are connected to the main deck at a position below a deck surface of the main deck.

12. The chair bed of claim 1, further comprising a siderail connected to the bed adjacent the third deck section.

13. A variable width bed having a head end and a foot end opposing the head end, and a first side and a second side opposing the first side, the bed comprising:

a frame;

a deck supported on the frame;

a first deck extender section extending from the first side of the deck, and a second deck extender section extending from the second side of the deck, wherein the first and second deck extender sections are each independently moveable from a first retracted position located a first distance from a centerline of the deck to a second expanded position located a second distance from the centerline of the deck, and wherein the second distance is greater than the first distance; and

,

a first supplemental mattress connected to the first deck extender section in the first and second position, and a second supplemental mattress connected to the second deck extender section in the first and second position.

14. A variable width patient support, comprising:

a deck supported by a frame;

a main mattress portion supported on the deck; and

,

a supplemental mattress portion positioned underneath the deck in a first position, and adjacent the main mattress portion in a second position, the supplemental mattress portion increasing the width of a surface supporting a patient in the second position.

15. The patient support of claim 14, wherein separate supplemental mattress portions are provided at opposing first and second sides of the main mattress portion, and wherein the separate supplemental mattress portions at the opposing sides are independently moveable from the first position to the second position.

16. The patient support of claim 14, wherein the main mattress portion has a head section and a seat section, and further comprising independent supplemental mattress portions at each of the head and seat sections.

17. The patient support of claim 14, wherein the supplemental mattress portion is operably rotatably connected to the deck to provide for moving from the first position to the second position.

18. A variable width patient support, comprising:

a deck supported by a frame; and

,

a mattress on the deck, the mattress having an integral width reducing member reducing a portion of the width of the mattress from an extended position to a retracted position, the width reducing member being non-inflatable.

19. The patient support of claim 18, wherein a portion of the mattress in the extended position has a width greater than the width of the deck.

20. The patient support of claim 18, wherein the width reducing member of the mattress comprises an internal telescoping mechanism.

21. The patient support of claim 20, wherein the internal telescoping mechanism is secured to a foam core of the mattress.

22. The patient support of claim 18, wherein the mattress has a first side and a second side, and wherein the mattress has independently retractable portions at the first side and the second side.

23. The patient support of claim 18, wherein the deck has a head deck section and a seat deck section adjacent thereto, and wherein the mattress has independent integral width reducing members at the head and seat sections, the independent integral width reducing members adapted to separately reduce the width of the mattress from the extended position to the retracted position at the head deck and seat deck sections.

24. The patient support of claim 18 wherein the deck has a head deck section and a seat deck section, wherein mattress sections having a first side and a second side are provided on both the head deck and seat deck sections, and wherein the mattress sections at both the head deck and the seat deck sections have independently retractable portions at the first side and the second side thereof to independently reduce the width of the mattress sections from either side of the deck sections.

25. A variable width chair bed having a head end and a foot end opposing the head end, and a first side and a second side opposing the first side, the chair bed comprising:

a frame;

a deck supported on the frame, the deck having a first deck section, a second deck section and a third deck section, the first deck section located adjacent the head end, the third deck section located adjacent the foot end, and the second deck section between the first deck section and the third deck section, wherein the first deck section is moveable from a generally horizontal position to a more vertical back-support position, and wherein the third deck section is moveable from a generally horizontal position to a substantially vertical position;

a mattress on the deck, wherein a portion of the mattress on one of first deck section and the second deck section expands to have a width variable from a first width to a second width, the second width being greater than the first width, and wherein the portion of the mattress increasing the width from the first width to the second width is non-removably connected to the bed.

26. The chair bed of claim 25, wherein a width of the deck at the portion of the mattress having the width variable from the first width to the second width is fixed.

27. The chair bed of claim 25, wherein the width of the deck at the portion of the mattress having the width variable from the first width to the second width is variable.

28. The chair bed of claim 25, wherein a portion of the mattress on the other of the first deck section and the second deck section has a width variable from a first width to a second width, the second width being greater than the first width.

29. The chair bed of claim 28, wherein second width of the first deck section is substantially equal to second width of the second deck section.

30. The chair bed of claim 25, further comprising a siderail connected to the third deck section.

31. A patient support for a chair bed having a variable width, comprising:

a deck supported by a frame, the deck having a first deck section, a second deck section and a third deck section, the first deck section located adjacent the head end, the third deck section located adjacent the foot end, and the second deck section between the first deck section and the third deck section, wherein the first deck section is moveable from a generally horizontal position to a more vertical back-support position, and wherein the third deck section is moveable from a generally horizontal position to a substantially vertical position; and

,

a mattress supported on the deck, the mattress comprising a main mattress portion and a plurality of non-inflatable supplemental mattress portions connected to the patient support in a first position wherein the width of the mattress is a reduced width, and in a second position wherein the width of the mattress is an expanded width.

32. The patient support of claim 31, wherein separate non-inflatable supplemental mattress portions are provided at opposing first and second sides of the main mattress portion, and wherein the separate supplemental mattress portions at the opposing sides are independently moveable from the first position to the second position.

33. The patient support of claim 32, further comprising separate non-inflatable supplemental mattress portions at first and second deck sections.

34. A variable width chair bed having a head end and a foot end opposing the head end, and a first side and a second side opposing the first side, the chair bed comprising:

a frame;

a deck supported on the frame, the deck having a seat deck section between a head deck section and a foot deck section, the seat deck section being pivotally connected to the frame; and

,

a mattress on the deck, wherein a portion of the mattress on one of head and seat deck sections expands to have an increased width.