WO2007123571A1 - Ensemble d'ancrage pour civière d'ambulance et accessoires d'articulation de support du patient - Google Patents

Ensemble d'ancrage pour civière d'ambulance et accessoires d'articulation de support du patient Download PDF

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Publication number
WO2007123571A1
WO2007123571A1 PCT/US2006/038404 US2006038404W WO2007123571A1 WO 2007123571 A1 WO2007123571 A1 WO 2007123571A1 US 2006038404 W US2006038404 W US 2006038404W WO 2007123571 A1 WO2007123571 A1 WO 2007123571A1
Authority
WO
WIPO (PCT)
Prior art keywords
frame
ambulance cot
litter
patient
ambulance
Prior art date
Application number
PCT/US2006/038404
Other languages
English (en)
Inventor
Clifford E. Lambarth
Adam D. Kammers
Joshua Colvin
Daniel K. Kruse
Kurosh Nahavandi
Steve Knipfel
Maxwell Petersen
Michael W. Steffler
Christopher B. Way
Original Assignee
Stryker Corporation
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 Corporation filed Critical Stryker Corporation
Priority to GB0820976A priority Critical patent/GB2451045A/en
Publication of WO2007123571A1 publication Critical patent/WO2007123571A1/fr

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
    • A61G1/00—Stretchers
    • 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
    • A61G1/00—Stretchers
    • A61G1/02—Stretchers with wheels
    • 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
    • A61G1/00—Stretchers
    • A61G1/02—Stretchers with wheels
    • A61G1/0206—Stretchers with wheels characterised by the number of supporting wheels if stretcher is extended
    • A61G1/0212—2 pairs having wheels within a pair on the same position in longitudinal direction, e.g. on the same axis
    • 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
    • A61G1/00—Stretchers
    • A61G1/02—Stretchers with wheels
    • A61G1/0237—Stretchers with wheels having at least one swivelling wheel, e.g. castors
    • A61G1/0243—Stretchers with wheels having at least one swivelling wheel, e.g. castors with lockable swivel action, e.g. fixing castor in certain direction
    • 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
    • A61G1/00—Stretchers
    • A61G1/02—Stretchers with wheels
    • A61G1/025—Stretchers with wheels having auxiliary wheels, e.g. wheels not touching the ground in extended position
    • A61G1/0262—Stretchers with wheels having auxiliary wheels, e.g. wheels not touching the ground in extended position having loading wheels situated in the front during loading
    • 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
    • A61G1/00—Stretchers
    • A61G1/02—Stretchers with wheels
    • A61G1/0293—Stretchers with wheels stretcher supports with wheels, e.g. used for stretchers without wheels
    • 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
    • A61G1/00—Stretchers
    • A61G1/04—Parts, details or accessories, e.g. head-, foot-, or like rests specially adapted for stretchers
    • 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
    • A61G1/00—Stretchers
    • A61G1/04—Parts, details or accessories, e.g. head-, foot-, or like rests specially adapted for stretchers
    • A61G1/052—Struts, spars or legs
    • A61G1/056—Swivelling legs
    • A61G1/0565—Swivelling legs simultaneously folding, e.g. parallelogram structures
    • A61G1/0567—Swivelling legs simultaneously folding, e.g. parallelogram structures folding in x-shape
    • 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
    • A61G1/00—Stretchers
    • A61G1/06—Supports for stretchers, e.g. to be placed in or on vehicles
    • 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
    • A61G7/0507—Side-rails
    • 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
    • A61G7/0507—Side-rails
    • A61G7/0508—Side-rails characterised by a particular connection mechanism
    • A61G7/0509—Side-rails characterised by a particular connection mechanism sliding or pivoting downwards
    • 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
    • A61G7/0507—Side-rails
    • A61G7/0512—Side-rails characterised by customised length
    • A61G7/0513—Side-rails characterised by customised length covering particular sections of the bed, e.g. one or more partial side-rail sections along the bed
    • 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
    • A61G11/00—Baby-incubators; Couveuses

Definitions

  • This invention relates to,,an ambulance cot and, more particularly, to an ambulance cot having enhanced patient support deck features, docking features for docking the ambulance cot into the cargo area of an ambulance and other accessories facilitating an ease of handling of the ambulance cot by an attendant.
  • This invention also relates to a patient litter configured for support of an incubator assembly.
  • EMS Emergency medical service
  • EMS emergency medical service
  • This cot manipulation often requires that the patient supported on the litter be lifted to various elevated heights above the floor.
  • the weight factor can cause EMS personnel injury that requires medical treatment.
  • the ambulance cot has been placed into the cargo area of an ambulance, it is essential that the ambulance cot be appropriately anchored into place to prevent movement of the ambulance cot when the ambulance is negotiating traffic conditions in an emergency-type environment.
  • an ambulance cot with enhanced docking features for facilitating a docking of the ambulance cot into the cargo area of an ambulance and facilitating a locking of the litter frame to the floor of the cargo area. Furthermore, it is advantageous to provide patient support deck enhancements to improve the comfort of the patient supported on the patient support deck as well as enhancing maneuverability of the ambulance cot. [0004] It is a further object of the invention to provide a patient litter configured for support of an incubator assembly.
  • This invention relates to an ambulance cot and accessories. More specifically, this invention relates to an ambulance cot having a docking mechanism for facilitating an anchoring of the litter frame to the floor of the cargo area of an ambulance.
  • This invention also relates to an articulated patient support deck on the litter frame capable of raising and lowering a head section while simultaneously- raising and lowering a foot section or orienting the foot section to form an inverted V-shaped gatch supporting the knees at a position elevated with respect to the patient's hip.
  • This invention also relates to the provision of a pair of handles at opposite ends of the ambulance cot to facilitate an ease of manipulation .of the ambulance cot while the wheels are engaged with the floor for transport of the patient from one location to another.
  • This invention also relates to the provision of a patient litter being configured for support of an incubator assembly.
  • Figure 1 is an isometric view of an ambulance cot embodying the invention, which ambulance cot is in the fully raised position;
  • Figure 2 is an isometric view of an ambulance cot similar to Figure 1, except that the ambulance cot is viewed from the foot end;
  • Figure 3 is a side elevational view of the ambulance cot embodying the invention.
  • Figure 4 is an isometric view of the foot section portion of the patient support deck
  • Figure 5 is a partially sectioned side view of the foot section portion of the patient support deck;
  • Figure 6 is a partially sectioned side view of the foot section portion of the patient support deck raised to the Trendelenberg position;
  • Figure 7 is an enlarged fragment of the encircled part VII of Figure 6;
  • Figure 8 is a partially sectioned side view of the foot section portion of the patient support deck oriented into the gatch configuration
  • Figure 9 is an enlarged fragment of the encircled part IX of Figure 8.
  • Figure 10 is a partially sectioned side view of the foot section portion of the patient support deck in an extended position
  • Figure 11 is a partially sectioned side view of the foot section portion of the patient support deck in a retracted position
  • Figure 12 is an enlarged fragment of the encircled part XII of Figure 10;
  • Figure 13 is an enlarged fragment of the encircled part XIII of Figure 11;
  • Figure 14 is an enlargement of the encircled part XIV of the corner section of the litter frame illustrated in Figure 1;
  • Figure 15 is an isometric view of a latch system for an extendable and retractable head section and foot section of the litter frame
  • Figure 16 is an isometric view similar to Figure 15, except that the latch mechanism has been changed from a latched condition to an unlatched condition;
  • Figure 17 is an enlarged sectional view through the latch mechanism illustrated in Figure 15;
  • Figure 18 is a sectional view similar to Figure 17, except that the latch mechanism has been shifted to the position illustrated in Figure 16;
  • Figure 19 is an isometric view of a swivel locking mechanism for a caster wheel embodying the invention.
  • Figure 20 is a side elevational view of the swivel locking mechanism;
  • Figure 21 is a side view similar to Figure 20, except that the swivel locking mechanism has been activated and the caster is in the locked position;
  • Figure 22 is a sectional view through the swivel locking mechanism
  • Figure 23 is an exploded isometric view of the swivel locking mechanism assembly
  • Figure 24 is a sectional view similar to Figure 22, except that the swivel locking mechanism has been activated;
  • Figure 25 is a sectional view similar to Figure 24, except that the caster wheel has been locked so that it can no longer swivel;
  • Figure 26 is a top, right, head end isometric view of an ambulance cot in the lowered position and ready to enter a docking mechanism mounted on the floor of the cargo area of an ambulance;
  • Figure 27 is a different head end isometric view of Figure 26 showing the ambulance cot entering the docking mechanism
  • Figure 28 is an isometric view of the docking mechanism oriented at the head end of the ambulance cot;
  • Figure 29 is an exploded isometric view of the docking mechanism illustrated in Figure 28;
  • Figure 30 is a side elevational view of the docking mechanism oriented at the head end of the ambulance cot and prior to the ambulance cot becoming locked into the docking mechanism;
  • Figure 31 is a side elevational view of the ambulance cot about to enter the docking system;
  • Figure 32 is a partially sectioned side view of the ambulance cot fully docked into the docking mechanism;
  • Figure 33 is an isometric view of the ambulance cot fully docked into the docking mechanism;
  • Figure 34 is a side elevational view of the ambulance cot fully docked into the docking system;
  • Figure 35 is an isometric view of a pull handle provided at the head end and foot end of the ambulance cot;
  • Figure 36 is a longitudinal sectional view through the length of the handle;
  • Figure 37 is a central longitudinal sectional view of the handle in an operative position thereof;
  • Figure 38 is a longitudinal sectional view of the handle in its folded condition;
  • Figure 39 is a central sectional view of the handle in the folded position and shifted to a stowed position;
  • Figure 40 is a longitudinal sectional view through one of the push bars spaced from a socket configuration therefor;
  • Figure 41 is an enlargement of the encircled fragment XLI in Figure 40;
  • Figure 42 is a longitudinal sectional view similar to Figure 40 except that the push bar has entered the socket;
  • Figure 43 is a longitudinal sectional view similar to Figure 42 except that the push bar is locked into the socket by a lock mechanism;
  • Figure 44 is a longitudinal sectional view similar to Figure 43, except that the lock mechanism has been moved to the unlocked position;
  • Figure 45 is an isometric view of a modified push bar having an L-shape as shown in broken lines in Figure 1;
  • Figure 46 is a longitudinal sectional view through a modified push bar locking mechanism for accommodating an L- shaped push bar;
  • Figure 47 is an isometric exploded view of a modified patient litter for an ambulance cot embodying the invention.
  • Figure 48 is an isometric view of the modified patient litter assembled to the side rails of the ambulance cot;
  • Figure 49 is a top view of the patient litter illustrated in Figure 47;
  • Figure 50 is an enlarged fragment of a fastener assembly for securing an incubator assembly to an upper surface of the patient litter
  • Figure 51 is an isometric exploded view of a stacked incubator and a housing member for holding a plurality of tanks of gaseous media for supply to the incubator;
  • Figure 52 is a side view of the ambulance cot illustrated in Figure 51 and presenting the stacked array on the patient litter;
  • Figure 53 is an isometric exploded view of a side- by-side incubator and a housing for holding a plurality of tanks of gaseous media for supply to the incubator; and [0060] Figure 54 is a side view of the ambulance cot illustrated in Figure 53 and presenting the side-by-side array on the patient litter.
  • the ambulance cot 10 embodying the invention is illustrated in the drawings.
  • the ambulance cot 10 is similar to the ambulance cots disclosed in U.S. Patent No. 5 537 700, and international patent application no. PCT/US05/034665, the subject matters thereof being incorporated herein by reference.
  • the ambulance cot 10 includes a base frame 11 composed of longitudinally extending side rails 12 and crosswise extending rails 13 interconnected by brackets 131, 132 at the respective ends thereof to the side rails 12 to form a rectangle.
  • Castered wheels 14 are operatively connected to each corner of the rectangle base frame 11 formed by the rails 12 and 13.
  • the ambulance cot 10 includes a litter 16 comprising a litter frame 17.
  • An elevating mechanism 18 is provided between the base frame 11 and the litter frame 17 in order to facilitate a lifting and lowering of the litter 16 relative to the ground. More specifically, the elevating mechanism 18 includes a pair of side-by-side oriented "X" frames 19 and 21.
  • the X frame 19 includes a pair of X frame members 22 and 23 connected together adjacent their mid-length portions by means of a pivot axle (not shown) .
  • Each of the X frame members 22 and 23 is hollow and telescopingly receives therein a further X frame member 26 and an X frame member 27, respectively.
  • the further X frame members 26 and 27 are supported for movement into and out of the respective X frame members 22 and 23.
  • the distal end of the further X frame member 26 is secured via a connection 28 to the cross rail 13 at the left end (foot end) of the base frame illustrated in • Figure 1 whereas the distal end of the further X frame member 27 is connected via a connection 29 to the cross rail 13 at the right end (head end) of the base frame 11.
  • the X frames 19 and 21 are similarly constructed.
  • the X frame 21 includes a pair of X frame members 32 and 33 which are connected together at about their mid-length portions by the aforesaid axle (not shown) that connects the X frame members 22 and 23. Due to the aforesaid similarity of the construction of the X frames 19 and 21, further details of the X frame 21 is believed to be unnecessary.
  • each of the linkage members 41 includes at the end thereof adjacent the cross rail 13 a bore which encircles the cross rail 13 to facilitate the pivotal connection of each of the linkages 41 about the longitudinal axis of the cross rail 13.
  • the ends of each of the linkages 41 remote from the cross rail 13 are connected to respective laterally spaced brackets 43 by means of a fastener 44.
  • each bracket 43 is composed of two parts 43A, 43B pivotally connected together and relatively movable about a horizontal axis.
  • Each bracket part 43A and 43B is hollow.
  • a sleeve 46 extends between the respective bracket parts 43A and receives therein the respective fastener 44 to facilitate the connection of the linkages 41 to the bracket parts 43A.
  • Each of the bracket parts 43A and 43B includes a receptacle into which is received a respective X frame member 22, 23, 32 and 33 as illustrated in Figure 1.
  • a first bracket 48 ( Figure 2) is fixedly secured to the foot end cross rail 13.
  • a second bracket (not shown) is secured to a rod 51 that is connected to and extends between the respective bracket parts 43A.
  • the rod 51 is connected to each bracket part 43A by a respective fastener 52.
  • At least one linear actuator 53 (two, if desired to provide improved stability) is connected to and extends between the respective brackets.
  • the linear actuator 53 includes a hydraulic cylinder housing 54 fastened to the not illustrated bracket on the rod 51, which cylinder housing 54 includes a reciprocal rod 56 having a piston (not illustrated) at one end thereof located within the cylinder housing 54.
  • the distal end of the reciprocal rod 56 is connected in a conventional manner by a universal-like joint to the bracket 48. That is, the universal joint allows pivotal movement about two orthogonally related axes.
  • extension and retraction of the reciprocal rod 56 will facilitate movement of the bracket parts 43A and 43B about the axis of the rod 46.
  • the end of the rod 56 is lengthwise adjustable to accommodate tolerances encountered during production.
  • An electrical motor and hydraulic pump assembly 67 is mounted to the underside of the litter as shown in Figure 3.
  • An output shaft of the electrical motor is connected to and rotatably drives the input shaft of the hydraulic pump.
  • Hydraulic fluid conduits 68 are provided for operatively connecting the inlet and outlet of the pump to the cylinder housing 54.
  • the litter 16 comprises a litter frame 17 which consists of a pair of lengthwise extending side rails 66 that are laterally spaced from one another, which side rails 66 are connected at the head end by a not illustrated cross rails.
  • the longitudinally extending side rails 66 of the litter frame 17 are hollow.
  • the cross rails not specifically described are secured by brackets to the exterior surface of each of the side rails 66.
  • brackets 71 are illustrated in Figure 1.
  • a battery mount 88 is secured to the underside of the litter frame 16 adjacent the foot end thereof by a bracket 89.
  • the battery mount 88 includes a downwardly opening bayonet socket configured for the reception of a battery 90.
  • a first, generally upright U-shaped latch frame 61 is also secured to the underside of the litter frame adjacent the battery supporting bracket 89.
  • the bight section 64 of the U- shaped latch frame 61 has on the bottom side thereof a pair of downwardly extending and laterally spaced brackets 62 to which is connected and extending therebetween a latch bar 63.
  • the litter frame 17 has mounted thereon a patient support deck 60 which is composed of a seat section 72, a head section or fowler 73 and a foot section 74.
  • the seat section 72 is fixed to a pair of longitudinally spaced cross bars that extend laterally between the corresponding brackets 71 on the side rails 66.
  • the foot section 74 is composed of a thigh section 76 and a calf section 77.
  • the frame 78 for the head section 73 is pivotally mounted to the cross bar to which the head end of the seat section 72 is secured.
  • the frame 79 of the foot section 74 is pivotally mounted to the cross bar to which the foot end of the seat section 72 is secured.
  • the foot section 74 has been isolated from the ambulance cot 10.
  • the foot section 74 is, as has been stated above, pivotal with respect to the seat section 72 about an axis 81 of the crossbar located at the foot end of the seat section 72.
  • the frame 79 of the foot section 74 is generally U-shaped.
  • the distal end of the legs 82 of the U- shaped frame are secured to a bracket (not illustrated) which facilitates the pivotal securement of the legs 82 for movement about the axis 81, as aforesaid.
  • Each of the legs 82 is comprised of multiple components.
  • each leg 82 is composed of a leg segment 83 attached to brackets for facilitating a pivotal support thereof about the axis 81, as aforesaid.
  • Leg segments 84 are pivotally connected to the aforesaid leg segments 83 by a bracket 80 ( Figure 10) and fasteners 85.
  • Flexible straps 86 forming loop-like handles are secured by the fasteners 85 to the ends of the leg segments 83 remote from the axis 81.
  • the foot end of the foot section 74 constitutes the aforesaid calf section 77.
  • the frame 87 of the calf section 77 is U shaped and has parallel legs 91 interconnected at the foot end by a bight section 92.
  • the legs 91 are hollow and telescopingly receive therein the leg segments 84.
  • the frame 87 is movable toward and away from the loop-like handles 86.
  • the extendable and retractable bracket 93 includes a hollow housing member 94 pivotally secured to the crosswise member attached to one of the aforesaid brackets 71 on the side rails 66.
  • a slide member 95 is slidably received inside the housing member 94.
  • the slide member 95 includes an extension 97 extending toward the foot end of the ambulance cot 10 and terminating in a bracket 96 that facilitates a connection of the foot end of the frame 87 to the foot end of the extension 97.
  • the bracket 96 encircles the bight section 92 of the frame 87.
  • a handle member 98 is provided on the bracket 96 and is supported for movement about an axis of the bight section 92 between first and second positions.
  • the handle is actually a two-arm lever arm, one arm 99 forming the aforesaid handle and the other arm 100 being on the opposite side of the axis of the bight section 92.
  • the housing member 94 has two longitudinally spaced holes 101 and 102 therein.
  • the slide member 95 includes a pin 103 that is continually resiliently urged by a spring 104 to a fully extended position, such as is illustrated in Figures 6 and 7.
  • the pin 103 is mounted in a bore 105 provided on the slide member 95, the axis of the bore 105 extending generally perpendicular to the longitudinal axis of the hollow housing member 94.
  • the slide member 95 also includes a reciprocal shuttle 106 mounted therein and connected by a linkage 107 to the arm 100 of the handle 98.
  • the shuttle 106 operatively connects to the pin 103 to effect a retraction of the pin to the position illustrated in Figure 5 when the arm 99 of the handle 98 is moved upwardly (counterclockwise) from the position illustrated in Figure 5. Retraction of the pin 103 will enable the slide member to move lengthwise of the housing 94.
  • Figure 5 illustrates the position of the foot section 74 in a flat condition generally corresponding to that illustrated in Figures 1, 2 and 3.
  • the foot section 74 will transition from the Figure 5 position to the Figure 6 position at which time the pin 103 will become aligned with the hole 101 and the spring 104 will urge the pin into the hole 101 as illustrated more clearly in Figure 7.
  • This position of the foot section 74 corresponds to the Trendelenberg position of the patient support deck.
  • the calf section 77 is capable of moving toward and away from the thigh section 76. As illustrated in Figure 10, the thigh section 77 has been moved away from the thigh section 76.
  • the end of the leg segment 84 remote from the fasteners 85 include a pin 108 urged by a spring 109 into a hole 110 ( Figure 12) provided in the leg segment 91. From time-to-time, it is desired to shorten the length of the foot section 74 by moving the calf section 77 toward the thigh section 76, namely to a position illustrated in Figure 11.
  • each of the pins 108 In order to accomplish this task, the attendant need only to find the distal end of each of the pins 108 and urge them upwardly into the respective holes 110 against the urging of the spring 109 so that force can be applied to the foot end of the frame 87 and urge it from the position illustrated in Figure 10 to the position illustrated in Figure 11.
  • the distal end of the pins 108 slide on the interior surface of the legs 91 as shown in Figure 13. During this movement, the extendable and retractable bracket 93 retracts but not far enough to cause the pin 103 to enter into the hole 102.
  • the side rails 66 of the litter frame 17 are hollow.
  • a generally U-shaped retractable litter frame head section 111 has legs 112 and 113 received into the interior of the side rails 66 at the head end thereof while a generally U-shaped retractable litter frame foot section 114 has legs 115 and 116 received into the interior of the side rails 66 at the foot end thereof.
  • This feature can be provided on a manual lift cot or a power lift cot.
  • the legs 112 and 113 and the legs 115 and 116 are configured to be slidably received by, into the interior of (shown) , next to, or below the respective longitudinally extending side rails 66 on the cot 10.
  • the legs 112, 113, 115 and 116 are each hollow and include an elongate slot 117 ( Figure 14) therein for facilitating the sliding movement of a pin 118 between the solid line position and broken line position or the positions shown in Figures 15 and 16.
  • the pin 118 is connected by a linkage 119 to a latch mechanism 121 on each leg 112, 113, 115 and 116.
  • the latch mechanism 121 is illustrated in more detail in Figures 17 and 18.
  • the latch mechanism 121 includes a housing 122 in which a ramp mechanism 123 is slidably disposed lengthwise of the housing 122.
  • the ramp mechanism 123 includes a ramp surface 124 against which a pin 126 rests.
  • the pin 126 includes a latch pin 127 that is configured to move laterally into and out of the housing 122. The position located outside the housing is illustrated in Figure 17.
  • a spring (not illustrated) urges the pin 126 against the ramp surface 124.
  • the pin 118 When the pin 118 is manually pulled toward the respective head end and foot end of the cot, the pin 118 is moved from the position illustrated in Figure 15 to the position illustrated in Figure 16 to cause a leftward movement of the linkage 119 in each leg 112, 113, 115 and 116 to cause each pin 126 to shift in its position illustrated in Figure 17 to the position illustrated in Figure 18, namely, a position wherein the latch pin 127 has been retracted laterally into the housing 122 of the latch mechanism 121.
  • a slot 128 ( Figure 16) in the link 119 is provided which allows independent, passive engagement of the latch pins 127 when the pins 118 are released.
  • a plurality of holes 129 are provided along the length of the side rails 66 and are configured to receive therein the latch pin 127 when in the extended position thereof as shown in Figure 17. These holes are located such that access to them is not possible, i.e., under a bumper provided on the exterior of the litter rail 66. This is done for protection against inadvertent release, foreign matter, or potential pinching point.
  • the latch pin is received in an associated hole 129 provided in the side rail 66, the retractable head and foot sections 111 and 114 will be physically locked to the cot in either the retracted position or the extended position.
  • a pair of brackets 131 serve to connect the longitudinally extending side rails 12 to one of the crosswise extending rails 13.
  • An enlargement of the configuration illustrated in Figure 1 is presented in Figure 19.
  • Each bracket 131 is identical to the other and includes a housing 133 having sockets 134 and 136 ( Figure 22) configured to receive therein the side rails 12 and the crosswise extending rails 13, respectively.
  • Conventional fasteners are utilized to secure the side rails 12 and the crosswise extending rails 13 in place.
  • Each housing also includes a vertically upright bore 137 extending from an internal cavity 138 and opening outwardly of the body 133 at a downwardly facing, generally horizontal surface 139.
  • Each of the wheels is rotatably supported between a pair of legs 141 of a yoke assembly 142.
  • the yoke assembly 142 includes a sleeve 143 at the upper end thereof having a generally horizontal upwardly facing surface 144 opposed to the surface 139.
  • the sleeve 143 has a hole 144 therein which is axially aligned with the axis of the bore 137.
  • a kingpin 147 is received in the aligned bore 137 and hole 146 and includes an external thread arrangement configured to receive a nut 148 abutting the undersurface of the sleeve 143 to effect a rotational support of the yoke assembly 142 for movement in a 360° pattern about the upright vertical axis of the kingpin 147.
  • a collar 149 ( Figure 23) encircles the upper surface 146 of the sleeve 143 and includes a notch or recess 151 in the perimeter thereof.
  • a toggle lever 156 is pivotally arranged in the cavity 138 for movement about an axle 157.
  • the toggle lever 156 is movable in a teeter totter manner 'between first and second positions, the first position being illustrated in Figure 22.
  • the upper end of the pin 153 is loosely secured to the toggle lever 156. More specifically, the upper end of the pin 153 includes a slide member or a roller 158 which engages the surface of an internal cavity 159 provided on the toggle lever 156 so that the toggle lever can undergo a pivoting action facilitating a sliding or rolling movement of the roller 158 with respect to the internal walls of the aforesaid cavity 159.
  • the ambulance cot lockdown mechanism 161 includes two locking mechanisms, namely, locking mechanism 162 oriented at the head end of the cot and the locking mechanism 163 oriented at the foot end of the cot.
  • the locking mechanism 162 includes a base plate 164 configured to mount to the floor of the cargo area of an ambulance at a location remote from the access opening into the cargo area, preferably adjacent the front end of the cargo area.
  • a pair of pillars 166 are upstandingly secured to the upper surface of the plate 164 and a crosswise extending bar 167 interconnects the upper ends of the pillars 166 to one another.
  • a U or V-shaped bar 168 is oriented so that the apex of the U or V is toward the access opening into the cargo area or, when an ambulance cot is present, oriented toward the foot end of the ambulance cot.
  • the apex 169 is oriented to the right ( Figure 26) of the pillars 166.
  • the legs 168 diverge toward the front end of the cargo area and converge toward the head end of the cot so that each leg can be secured not only to the upper ends of the pillars 166, but also to a mid-length portion of each of the pillars through a rounded extension 171.
  • the legs of the U or V- shaped bar 168 are oriented in a generally horizontal plane spaced upwardly from the plane of the base plate 164.
  • a pair of braces 172 extend between the upper portion of each of the pillars 166 and the top surface of the plate 164 on a side facing the rear of the ambulance.
  • a latch frame 173 (Figure 27) secured to the underside of the litter frame 17 as illustrated in Figure 27.
  • the latch frame 173 is, in this particular embodiment, generally U-shaped having a bight section 174 and a pair of upstanding legs 176 secured in a conventional manner to the litter frame 17.
  • the bight section 174 of the latch frame 173 is oriented a finite distance beneath the undersurface of the litter frame 17.
  • a docking mechanism 180 is mounted at the head end of the base frame 11 of the ambulance cot 10.
  • the docking mechanism 180 includes a crosswise extending bar 181 connected to and extending between the brackets 131.
  • the crosswise extending bar 181 is generally parallel to the axle 157 and the crosswise extending bars 13 of the base frame 11.
  • a box- like housing 182 ( Figure 28) includes a top wall 183 and downwardly extending side walls 184.
  • the forward end of the box-like housing 182 has a horizontally extending bar 186 secured to and extending between the side walls 184 adjacent the lower edges thereof as illustrated in Figure 28.
  • the forward end of the top wall 182, the two side walls 184 and the crosswise extending bar or roller 186 define an opening 187.
  • the rear end of the side walls 184 of the box-like housing 182 have a pair of axially aligned holes 188 therein.
  • the holes 188 receive therein the crosswise extending cross bar 13 of the base frame 11.
  • the crosswise extending bar 181 extends through axially aligned holes 189 oriented adjacent the front end of the box-like housing 182.
  • the box-like housing 182 is oriented centrally between the lateral edges of the ambulance cot 10 as illustrated in Figure 27.
  • the side walls 184 of the box-like housing each include a cylindrical bushing 191 into which is received an axle 192.
  • the axially aligned bushings 191 serve to rotatably support the axle 182 therein.
  • a pair of hook members 193 are secured to the opposite ends of the axle 172 and rotate therewith.
  • Each of the hooks 193 is of an inverted L-shaped configuration wherein a leg 194 extends generally at a right angle to the other leg 196.
  • the axle 192 is composed of two parts 192A and 192B. These two parts are joined together in a sleeve arrangement 197 and secured together as a unit by a plurality of fasteners 198.
  • a plate 199 is secured to the sleeve arrangement 197 and extends radially outwardly therefrom.
  • a hole 201 is provided in the plate 199.
  • a resilient member, such as a spring 202 is connected to and extends between the plate 199 and the top wall 183 of the box-like housing 182 as illustrated in Figures 28-31.
  • the locking mechanism 162 oriented adjacent the foot end of the cot includes a foot pedal 203 which, when activated, effects through a linkage the movement of a latch bar 204 from the position illustrated in Figure 31 to an unlatched position ready to receive beneath the overhang 206 the latch bar 63 as shown in Figure 27.
  • a foot pedal 203 which, when activated, effects through a linkage the movement of a latch bar 204 from the position illustrated in Figure 31 to an unlatched position ready to receive beneath the overhang 206 the latch bar 63 as shown in Figure 27.
  • the latch bar 63 moves beneath the overhang 206, it will strike the other part of the latch bar 204 to cause the latch to move over dead center bringing the latch bar to the position illustrated in Figure 3 locking the latch bar 63 to the locking mechanism 162.
  • a pair of identical pull handles 210 are oriented on the litter frame 17 at the head end and foot end of the ambulance cot 10.
  • Each of the retractable head section 111 and foot section 114 includes bracketry 211 at each of the four corners interconnecting the respective legs 112, 113, 115, 116 to a crosswise extending bar 212 having a pair of laterally spaced rubber hand grips 213 provided thereon.
  • a connector housing 214 At a central location on each of the two bars 212 and between the hand grips 213 there is provided a connector housing 214 that facilitates the connection of the pull handle 210 to the bar 212.
  • the connector housing 214 is rotatable relative to the bar 212 by a loosely provided clam shell type of clamp so that the handles 210 can be oriented at the position illustrated in Figure 1 to a fully stowed position illustrated in Figure 39.
  • Each handle 210 consists of a first part 216 connected to the connection housing 214 and a second part 217 connected to the first part through a hinge 218.
  • the hinge 218 includes two mutually exclusive axles 219 and 221. The first part of the handle 216 is connected to the hinge 218 through the axle 219 whereas the second part 217 of the handle is connected to a second axle 221 to the hinge 218.
  • the hinge 218 includes flat end surfaces 222 and 223 so that when the handle 210 is moved to the unfolded position, the flat end surfaces 224 and 226 on the first and second handle parts 216 and 217, respectively, will engage the flat end surfaces 222 and 223 to prevent the handle parts moving past the linearly aligned position shown in Figure 36.
  • a sleeve 222 is provided on the second handle part 217 and, when the handle is in the position illustrated in Figure 36 wherein the handle parts 216 and 217 are generally collinear, the sleeve 222 can slide to the left to enshroud the hinge 218 to prevent the first and second parts from moving relative to the hinge as shown in Figure 37.
  • the handle 214 Once the handle 214 has been appropriately folded to the Figure 38 position, it can then be allowed to pivot about the axle defined by the crosswise extending bars 212 to a stowed position beneath the litter frame 17 as shown in Figure 39.
  • a spring clip 231 is mounted on the inside of the connection housing 214 and includes a barb-like configuration
  • the bar 212 includes a partial, generally C-shaped collar piece 233 of a finite thickness fastened to the outer surface thereof by a fastener 234.
  • the collar piece 233 of a finite thickness fastened to the outer surface thereof by a fastener 234.
  • the spring clip 231 has a finite width and includes a straight section 228 terminating in the barb-like configuration 232 which is of a generally V-shape.
  • a first leg 229 of the V-shaped barb 232 constitutes a terminal end section of the spring clip and it is inclined to a plane containing the straight section 228 and inclined to a radius of the bar 212.
  • a second leg 230 of the V-shaped barb is oriented in a plane that is generally perpendicular to the plane containing the straight section 228 and a radius of the bar 212.
  • a first magnet 238 is fixedly mounted to the first handle part 216 and a second magnet 239 is fixedly mounted to the second handle part 217 at generally the same distance from the hinge 218.
  • Each post or push bar 240 includes an elongate tube 241 having received in an upper end thereof a plug 242 having an externally threaded stub section 243 thereon.
  • a ball-shaped element 244 having an internally threaded socket 246 therein receives the externally- threaded stub 243 to facilitate a screwed securement of the ball 244 to the tube 241.
  • a locking sleeve 247 includes an upper section 248 that is telescopingly received inside the lower end of the tube 241.
  • the locking sleeve 247 includes a section 249 that extends beyond the end of the tube 241 and has an annular groove 251 in the periphery thereof adjacent the lower terminal end as best illustrated in Figure 41.
  • the bracket 211 in each corner of the cot includes a push bar locking mechanism 252 as is illustrated in Figure 41.
  • the push bar locking mechanism 252 includes a pin 253 supported for reciprocal movement in a sleeve 254 that is threadedly engaged as at 256 with the wall structure of the bracket 211.
  • a spring 257 is oriented between an external surface of the pin 253 and an internal surface of the sleeve 254 to effect a continual urging of the pin 253 to the position illustrated in Figure 41 wherein the internal end of the pin 258 projects into a socket 259 that is provided in each of the brackets 211 for reception of the locking sleeve 247.
  • both the extension 247 and the socket 259 into which the extension 247 is received are conformingly tapered so that as the extension sleeve 247 is received into the socket 259. A snug and tolerance free mating of the respective surfaces will occur to tightly hold the push rod 240 in each of the respective sockets 259.
  • a knob 261 is provided on the outside end of the pin 253 and is threadedly secured thereat to the pin 253.
  • the knob 261 serves the purpose of enabling an attendant to manually grasp the knob and pull it rightwardly in' Figure 41 to cause the pin 253 to be retracted into the interior of the sleeve 254 against the urging of the spring 257.
  • Figures 42 and 43 illustrate a sequence of movement of the push bar 240 into the socket 259 provided in each of the brackets 211.
  • each of the push rods 240 can be, if desired, provided as L-shaped push rods 240A as illustrated in broken lines.
  • An isometric view of an L-shaped push rod 240A is illustrated in Figure 45.
  • the end of the push rod 240A remote from the ambulance cot 10 can be terminated in a flat end 262 as shown or a ball can be provided similar to the ball 244 shown in Figures 40-44.
  • An extension sleeve 247A is essentially identical to the extension sleeve 247 described above except that the distal end 263 thereof includes a laterally extending slot 264 in the axial end face thereof.
  • the bracket 211A into which the modified push bar 240A is received is essentially identical to the bracket 211 described above. Nevertheless, the same reference numerals utilized for describing the bracket 211 have been utilized to describe the modified bracket 211A, except that the suffix "A" has been added to each reference numeral. This will make it unnecessary to describe in detail each of the features of the bracket 211A.
  • the socket 259A in each of the brackets 211A includes a laterally extending pin 266 oriented at a location just beneath a plane containing the horizontal axis of the pin 253A. As the push bar 240A enters the respective socket 259A, the pin 266 will be received into the laterally extending slot 264 in the distal end of the extension sleeve 247A as illustrated in Figure 46.
  • the longitudinal axis of the laterally extending pin 266 is parallel to the leg 267 of the push bar 240A.
  • the legs 267 can extend laterally outwardly from the lateral sides of the ambulance cot 10 as illustrated at the head end thereof in Figure 1 or they can extend laterally toward one another as illustrated in broken lines at the foot end of the ambulance cot 10 illustrated in Figure 1.
  • Figures 47-54 illustrate a modified ambulance cot configured for support of an incubator assembly.
  • the ambulance cot 1OA is similar to the ambulance cot described in WO 2006/036980, the subject matter of which has been incorporated herein by reference.
  • the side rails 66A of the modified ambulance cot 1OA include a plurality of upstanding U-shaped brackets 268 which are simultaneously being used for supporting the safety siderails 269 as illustrated in Figure 1.
  • a patient litter 271 includes a pair of side rails 272 and 273 that are generally L-shaped in cross section with the horizontal leg 274 and 276 of each of the L-shaped legs 272 and 273, respectively, overlaying the upper ends of the brackets 268. Selected holes 277 in the vertically upright legs of the L-shaped frame members 272 and 273 are aligned with corresponding holes 278 in each of the brackets 268. A plurality of fasteners 279 are received in the aligned holes 277 and 278 to facilitate a fastening of the patient litter 271 to the side rails 66A as illustrated in Figures 48 and 49. [0098] The patient litter 271 includes a plurality of sets of anchor holes 281 as illustrated in Figure 49.
  • Each anchor hole set 281 includes a cylindrical hole 282 and a slot 283.
  • each set of anchor holes 281 is located inwardly of the side edges of the ambulance cot 1OA and there are two laterally spaced and longitudinally extending rows, in this particular embodiment, of aligned anchor holes 281.
  • An anchor member 284 is received into selected ones of the anchor holes 281.
  • Each anchor member 284 includes a plate-like member 286 and an externally threaded stub shaft member 287 extending upwardly from the plate-like member 286 and a further externally threaded stub shaft member 288 extending downwardly from the plate-like member 286 as illustrated in Figure 50.
  • the plate-like member 286 additionally includes a downwardly extending extension 289 spaced radially from the downwardly extending stub shaft member 288. As is illustrated in Figure 50, the downwardly extending stub shaft member 288 is received into the cylindrical hole 282 whereas the downwardly extending extension 289 is received into the slot 283.
  • the underside of the plate-like member 286 rests on the deck surface of the patient litter 271.
  • An internally threaded nut 291 oriented on the underside of the deck portion of the patient litter 271 is threadedly engaged with the external threads on the downwardly extending stub shaft member 288 to facilitate a securement of the anchor member 284 to the patient litter 271.
  • An incubator assembly 292 is configured to mount to the upper surface of the patient litter 271.
  • the incubator assembly 292 includes an incubator 293 configured to hold an infant child in a controlled environment and the incubator assembly 292 further includes a tank support housing 294 configured to hold a plurality of tanks of gaseous media with various conduits (not shown) being connected between the tanks and the incubator to facilitate the delivery of a controlled gaseous media to the interior of the incubator 293.
  • the incubator housing 296 and the tank support housing 294 include a plurality of spaced holes 297 therein configured to receive therein the upwardly extending stub shaft member 287 therethrough as illustrated in Figure 50.
  • An internally threaded nut 298 is oriented inside the tank support housing 294 and threadedly engages the external thread on the stub shaft member 287 to facilitate a securement of the tank support housing 294 to each of the anchor members 284 that are being utilized.
  • a similar type connection can facilitate a connecting of the tank support housing 294 to the incubator housing 296 so that the incubator assembly 292 consists of a stacked array of the tank support housing 294 and incubator housing 296 as illustrated in Figure 52.
  • Plural anchor members 284 are secured to the patient litter 271 as has been described above and the tank support housing 294 is mounted on the upwardly extending stub shaft members 287 with internally threaded nuts 298 being provided inside the tank housing 294 and inside the incubator 293 to facilitate a side-by-side arrangement of the tank support housing 294 and the incubator 293 as illustrated in Figure 54.
  • the ambulance cot 1OA is in the raised or lowered position (as illustrated in Figure 54)
  • the healthcare attendant can easily access the infant child oriented inside the incubator 293.

Abstract

L'invention concerne une civière d'ambulance et des accessoires pour celle-ci. La civière d'ambulance a (1) un mécanisme d'ancrage facilitant l'ancrage du châssis de la civière au plancher de la zone de chargement d'une ambulance; (2) un plateau de support articulé pour patient situé sur le châssis de la civière qui permet de soulever et d'abaisser une section au niveau de la tête tout en permettant simultanément de soulever et d'abaisser une section au niveau des pieds ou d'orienter la section au niveau des pieds pour former un dispositif de support en forme de V inversé servant à supporter les genoux au niveau d'une position élevée par rapport au bassin du patient; (3) une paire de poignées de traction escamotables situées aux extrémités opposées de la civière d'ambulance, pour faciliter la manipulation de la civière d'ambulance alors que les roues sont enclenchées dans le plancher à des fins de transport du patient d'un endroit à un autre; (4) une barre de poussée verticale située dans chacun des quatre coins de la civière; et (5) un support pour un ensemble couveuse.
PCT/US2006/038404 2006-04-26 2006-09-29 Ensemble d'ancrage pour civière d'ambulance et accessoires d'articulation de support du patient WO2007123571A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB0820976A GB2451045A (en) 2006-04-26 2006-09-29 Ambulance cot docking assembly and patient support articulation features

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US79504606P 2006-04-26 2006-04-26
US60/795,046 2006-04-26

Publications (1)

Publication Number Publication Date
WO2007123571A1 true WO2007123571A1 (fr) 2007-11-01

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Cited By (11)

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US7478855B2 (en) * 2003-01-15 2009-01-20 Stryker Corporation Ambulance cot loading and unloading device
GB2468604A (en) * 2008-05-07 2010-09-15 Ferno Stretcher with hydraulic lifting mechanism, releasable frame locking mechanism, and vehicle securing arrangement
GB2478247A (en) * 2007-05-18 2011-08-31 Evac & Chair Internat Ltd Adjustable support apparatus
US8439416B2 (en) 2007-07-11 2013-05-14 Stryker Corporation Ambulance cot and loading and unloading system
US8864205B2 (en) 2006-06-28 2014-10-21 Stryker Corporation Patient support with wireless data and/or energy transfer
CN105380756A (zh) * 2015-11-06 2016-03-09 中国建筑设计院有限公司 可升降的担架车
WO2016054407A1 (fr) * 2014-10-01 2016-04-07 Ferno-Washington, Inc. Brancard ou civière modulaire
KR101878410B1 (ko) * 2017-04-05 2018-07-13 서울대학교산학협력단 환자이송침상의 수평유지방법
EP3545928A1 (fr) * 2018-03-29 2019-10-02 Kartsana Medical GmbH Adaptateur pour civières pour patients
FR3093915A1 (fr) * 2019-03-21 2020-09-25 Frédéric André Bernard BARD Dispositif pour un brancard de sauvetage tous terrains pour l’extraction rapide d’une victime en position horizontale
US11404805B2 (en) 2018-04-19 2022-08-02 The Research Foundation For The State University Of New York Solderless circuit connector

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US6766547B1 (en) * 2003-02-27 2004-07-27 Paul J. Lagassey Wheeled patient stretcher with attendant platforms
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WO2005105480A1 (fr) * 2004-04-15 2005-11-10 Ferno-Washington, Inc. Roulettes pivotantes autobloquantes pour transporteur roulant
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US1958494A (en) * 1930-04-19 1934-05-15 Colson Company Wheeled vehicle
US2958873A (en) * 1959-02-11 1960-11-08 Richard H Ferneau Multiple position elevating cot
US4037871A (en) * 1976-04-23 1977-07-26 Ferno-Washington, Inc. Multiple purpose ambulance cot with removable stretcher top
US4097941A (en) * 1977-05-17 1978-07-04 Merkel Jerome L Emergency cot with spring-biased retractable wheel carriage
US4489449A (en) * 1981-02-06 1984-12-25 Simmons Universal Corporation Trauma care wheeled stretcher
US4579381A (en) * 1984-02-03 1986-04-01 Williams James D Flexible utility stretcher
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US20020056162A1 (en) * 2000-03-23 2002-05-16 Flynn Jeffrey T. Ambulance stretcher with improved height adjustment feature
WO2002039944A2 (fr) * 2000-11-20 2002-05-23 Ferno-Washington, Inc. Lit d'urgence roulant multifonctionnel
US6766547B1 (en) * 2003-02-27 2004-07-27 Paul J. Lagassey Wheeled patient stretcher with attendant platforms
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Cited By (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7478855B2 (en) * 2003-01-15 2009-01-20 Stryker Corporation Ambulance cot loading and unloading device
US8864205B2 (en) 2006-06-28 2014-10-21 Stryker Corporation Patient support with wireless data and/or energy transfer
US11793699B2 (en) 2006-06-28 2023-10-24 Stryker Corporation Patient support with energy transfer
US10561551B2 (en) 2006-06-28 2020-02-18 Stryker Corporation Patient support with energy transfer
GB2478247A (en) * 2007-05-18 2011-08-31 Evac & Chair Internat Ltd Adjustable support apparatus
GB2478247B (en) * 2007-05-18 2011-10-05 Evac & Chair Internat Ltd Adjustable support apparatus
US8439416B2 (en) 2007-07-11 2013-05-14 Stryker Corporation Ambulance cot and loading and unloading system
GB2468604A (en) * 2008-05-07 2010-09-15 Ferno Stretcher with hydraulic lifting mechanism, releasable frame locking mechanism, and vehicle securing arrangement
GB2468604B (en) * 2008-05-07 2010-12-29 Ferno Stretcher with lifting mechanism and releasable securing means
US9456939B2 (en) 2009-10-02 2016-10-04 Stryker Corporation Ambulance cot and loading and unloading system
US10149791B2 (en) 2009-10-02 2018-12-11 Stryker Corporation Ambulance cot and loading and unloading system
US10806647B2 (en) 2009-10-02 2020-10-20 Stryker Corporation Ambulance cot and loading and unloading system
US8973963B2 (en) 2009-10-02 2015-03-10 Stryker Corporation Ambulance cot and loading and unloading system
WO2016054407A1 (fr) * 2014-10-01 2016-04-07 Ferno-Washington, Inc. Brancard ou civière modulaire
US11213439B2 (en) 2014-10-01 2022-01-04 Ferno-Washington, Inc. Modular stretcher or litter
CN105380756A (zh) * 2015-11-06 2016-03-09 中国建筑设计院有限公司 可升降的担架车
KR101878410B1 (ko) * 2017-04-05 2018-07-13 서울대학교산학협력단 환자이송침상의 수평유지방법
EP3545928A1 (fr) * 2018-03-29 2019-10-02 Kartsana Medical GmbH Adaptateur pour civières pour patients
US11404805B2 (en) 2018-04-19 2022-08-02 The Research Foundation For The State University Of New York Solderless circuit connector
FR3093915A1 (fr) * 2019-03-21 2020-09-25 Frédéric André Bernard BARD Dispositif pour un brancard de sauvetage tous terrains pour l’extraction rapide d’une victime en position horizontale

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GB0820976D0 (en) 2008-12-24

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