CA2513360A1 - Foot end latch mechanism - Google Patents

Foot end latch mechanism Download PDF

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Publication number
CA2513360A1
CA2513360A1 CA002513360A CA2513360A CA2513360A1 CA 2513360 A1 CA2513360 A1 CA 2513360A1 CA 002513360 A CA002513360 A CA 002513360A CA 2513360 A CA2513360 A CA 2513360A CA 2513360 A1 CA2513360 A1 CA 2513360A1
Authority
CA
Canada
Prior art keywords
section
patient support
articulatable
latch
movement
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CA002513360A
Other languages
French (fr)
Other versions
CA2513360C (en
Inventor
Patrick Lafleche
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Stryker Corp
Original Assignee
Stryker Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Stryker Corp filed Critical Stryker Corp
Publication of CA2513360A1 publication Critical patent/CA2513360A1/en
Application granted granted Critical
Publication of CA2513360C publication Critical patent/CA2513360C/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
    • A61G7/00—Beds specially adapted for nursing; Devices for lifting patients or disabled persons
    • A61G7/002—Beds specially adapted for nursing; Devices for lifting patients or disabled persons having adjustable mattress frame
    • A61G7/018—Control or drive mechanisms
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
    • A61G7/00—Beds specially adapted for nursing; Devices for lifting patients or disabled persons
    • A61G7/002—Beds specially adapted for nursing; Devices for lifting patients or disabled persons having adjustable mattress frame
    • A61G7/015—Beds specially adapted for nursing; Devices for lifting patients or disabled persons having adjustable mattress frame divided into different adjustable sections, e.g. for Gatch position
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
    • A61G7/00—Beds specially adapted for nursing; Devices for lifting patients or disabled persons
    • A61G7/05—Parts, details or accessories of beds

Abstract

A patient support apparatus which includes an elongate frame on which is reciprocally mounted a patient support deck that includes a head section, a seat section and a foot section. The foot section includes first and second sections. A hinge assembly is provided for pivotally supporting the first section for movement to and between a generally horizontal position and a generally vertical position. An extendable and retractable track assembly is provided on the first section for supporting the second section for movement between an extended position wherein said foot section has a longest dimension and retracted position wherein the foot section has a shortest dimension. A latch mechanism is configured to latch the second section to the first section and includes a floor engaging latch release mechanism configured to effect an unlatching of the latch mechanism in response to an engagement thereof with a floor surface. The latch mechanism also includes a handle mechanism configured to facilitate a manual release of the latch mechanism.

Claims (16)

1. A patient support apparatus, comprising:
an elongate frame having a head end, a foot end and lateral sides;
a patient support deck mounted on said frame, said patient support deck including a head section, a seat section and a foot section, said foot section including first and second sections;
a hinge assembly interconnecting said seat section and said first section and for pivotally supporting said first section for movement to and between a generally horizontal position and a generally vertical position;
an extendible and retractable track assembly for supporting said second section on said first section and for movement between an extended position wherein said foot section has a longest dimension and a retracted position wherein said foot section has a shortest dimension;
a latch mechanism configured to latch said second extension to said first extension; and a floor engaging latch release mechanism configured to effect an unlatching of said latch mechanism in response to an engagement thereof with a floor surface on which said patient support apparatus is supported and permit a relative movement between said first and second sections as said foot section transitions between said generally horizontal position and said generally vertical position.
2. The patient support apparatus according to Claim 1, wherein said latch mechanism further includes a handle mechanism configured to facilitate a release of said latch mechanism in response to a manual manipulation of said handle mechanism and when said floor engaging latch release mechanism is out of engagement with said floor surface.
3. The patient support apparatus according to Claim 1, wherein said floor engaging latch release mechanism includes a bracket having a section mounted on said second section and an articulatable section movable with respect thereto, a wheel rotatably mounted on said articulatable section; and a first linkage mechanism connected to and extending between said articulatable section and said latch mechanism, said articulatable section being articulatable in response to said wheel engaging the floor surface to effect said unlatching of said latch mechanism as said foot section transitions between said generally horizontal position and said generally vertical position.
4. The patient support apparatus according to Claim 1, wherein said latch mechanism further includes a handle mechanism configured to facilitate a release of said latch mechanism in response to a manual manipulation of said handle mechanism and when said floor engaging latch release mechanism is out of engagement with said floor surface; and wherein said floor engaging latch release mechanism includes a bracket having a section mounted on said second section and an articulatable section movable with respect thereto, a wheel rotatably mounted on said articulatable section; and a first linkage mechanism connected to and extending between said articulatable section and said latch mechanism, said articulatable section being articulatable in response to said wheel engaging the floor surface to effect said unlatching of said latch mechanism as said foot section transitions between said generally horizontal position and said generally vertical position, said handle mechanism including a second linkage mechanism connected to said articulatable section of said bracket.
5. The patient support apparatus according to Claim 4, wherein said second linkage mechanism includes an operator member movably mounted on said articulatable section and having a portion interfaced with said handle mechanism and configured so that a movement of said handle mechanism will effect a movement of said operator member, one end of said first linkage being fastened to said operator member and configured to operate said latch mechanism in response to said movement of said operator member.
6. The patient support apparatus according to Claim 5, wherein said first linkage further includes a link connected to and extending between said operator member and said articulatable section and configured so that a movement of said articulated section in response to said wheel engaging the floor surface will effect a movement of said operator member to operate said latch mechanism independent of a manual manipulation of said handle mechanism.
7. The patient support apparatus according to Claim 1, wherein said elongate frame includes an elongate guide assembly extending lengthwise thereof, said patient support deck including a carriage mounted on said guide assembly and supported for lengthwise movement with respect thereto, and an actuator for driving said carriage lengthwise with respect to said guide assembly.
8. The patient support apparatus according to Claim 7, wherein said frame includes plural movement limiting mechanisms for defining the terminal positions to which said patient support deck and said carriage therefor will move in response to said actuator driving movement.
9. The patient support apparatus according to Claim 8, wherein a first of said plural movement limiting mechanisms is configured to locate said carriage at a first position on said guide assembly.
10. The patient support apparatus according to Claim 9, wherein a second of said plural movement limiting mechanisms is configured to locate said carriage at a second position on said guide assembly and said foot section extends beyond said guide assembly.
11. The patient support apparatus according to Claim 10, wherein said latch mechanism further includes a handle mechanism configured to facilitate a release of said latch mechanism in response to a manual manipulation of said handle mechanism and when said floor engaging latch release mechanism is out of engagement with said floor surface.
12. The patient support apparatus according to Claim 10, wherein said floor engaging latch release mechanism includes a bracket having a section mounted on said second section and an articulatable section movable with respect thereto, a wheel rotatably mounted on said articulatable section; and a first linkage mechanism connected to and extending between said articulatable section and said latch mechanism, said articulatable section being articulatable in response to said wheel engaging the floor surface to effect said unlatching of said latch mechanism as said foot section transitions between said generally horizontal position and said generally vertical position.
13. The patient support apparatus according to Claim 10, wherein said latch mechanism further includes a handle mechanism configured to facilitate a release of said latch mechanism in response to a manual manipulation of said handle mechanism and when said floor engaging latch release mechanism is out of engagement with said floor surface; and wherein said floor engaging latch release mechanism includes a bracket having a section mounted on said second section and an articulatable section movable with respect thereto, a wheel rotatably mounted on said articulatable section; and a first linkage mechanism connected to and extending between said articulatable section and said latch mechanism, said articulatable section being articulatable in response to said wheel engaging the floor surface to effect said unlatching of said latch mechanism as said foot section transitions between said generally horizontal position and said generally vertical position, said handle mechanism including a second linkage mechanism connected to said articulatable section of said bracket.
14. The patient support apparatus according to Claim 13, wherein said second linkage mechanism includes an operator member movably mounted on said second section and having a portion interfaced with said handle mechanism and configured so that a movement of said handle mechanism will effect a movement of said operator member, one end of said first linkage being fastened to said operator member and configured to operate said latch mechanism in response to said movement of said operator member.
15. The patient support apparatus according to Claim 14, wherein said first linkage further includes a link connected to and extending between said operator member and said articulatable section and configured so that a movement of said articulated section in response to said wheel engaging the floor surface will effect a movement of said operator member to operate said latch mechanism independent of a manual manipulation of said handle mechanism.
16. The patient support apparatus according to Claim 7, wherein said patient support deck includes a further actuator for driving said foot section about said hinge assembly, a first sensor for monitoring the position of said patient support deck relative to said guide assembly, a second sensor for monitoring an angle of inclination of said foot section relative to a horizontal, and a control for coordinating signals produced by said first and second sensors to prevent structural interference as said foot section is moved between positions about said hinge assembly.
CA2513360A 2004-07-30 2005-07-26 Foot end latch mechanism Expired - Fee Related CA2513360C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/903,282 US6968584B1 (en) 2004-07-30 2004-07-30 Foot end latch mechanism
US10/903,282 2004-07-30

Publications (2)

Publication Number Publication Date
CA2513360A1 true CA2513360A1 (en) 2006-01-30
CA2513360C CA2513360C (en) 2012-01-24

Family

ID=35404985

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2513360A Expired - Fee Related CA2513360C (en) 2004-07-30 2005-07-26 Foot end latch mechanism

Country Status (2)

Country Link
US (1) US6968584B1 (en)
CA (1) CA2513360C (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USRE43155E1 (en) 1995-01-03 2012-02-07 Hill-Rom Services, Inc. Hospital bed and mattress having a retractable foot section
US6584628B1 (en) 1995-08-04 2003-07-01 Hill-Rom Services, Inc. Hospital bed having a rotational therapy device
US8104122B2 (en) 2005-12-19 2012-01-31 Hill-Rom Services, Inc. Patient support having an extendable foot section
US10426679B2 (en) 2014-08-27 2019-10-01 Umano Medical Inc. Systems for patient support surface orientation and displacement
CN106264926B (en) * 2016-11-17 2019-01-08 黄劲涛 A kind of Wheel-chair type bed
US10369063B2 (en) 2017-03-30 2019-08-06 Stryker Corporation Patient transport apparatus with adjustable handles
CZ2019546A3 (en) * 2019-08-20 2020-01-08 Linet Spol. S R.O. Extension of the bed area

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3304116A (en) 1965-03-16 1967-02-14 Stryker Corp Mechanical device
US6240579B1 (en) 1998-01-07 2001-06-05 Stryker Corporation Unitary pedal control of brake and fifth wheel deployment via side and end articulation with additional unitary pedal control of height of patient support
US6820294B2 (en) 2002-02-26 2004-11-23 Stryker Corporation Linkage for lift/lowering control for a patient supporting platform

Also Published As

Publication number Publication date
CA2513360C (en) 2012-01-24
US6968584B1 (en) 2005-11-29

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Legal Events

Date Code Title Description
EEER Examination request
MKLA Lapsed

Effective date: 20220301

MKLA Lapsed

Effective date: 20200831