JP5819615B2 - Assist stretcher - Google Patents

Description

  The present invention relates to an assist stretcher for transporting a patient that can travel even in a narrow passage such as an airplane or a train. More specifically, the present invention relates to an assist stretcher capable of transporting a patient by traveling in a narrow passage between seats such as an airplane or a train in order to transport a patient generated by an airplane or a train.

  When an emergency patient occurs on an airplane or train, a normal stretcher cannot travel in a narrow passage between seats. There is no stretcher that can travel in such a narrow passage between seats.

  Claim 1 of Patent Document 1 states that “a body support portion in which a back plate, a seat plate, a leg plate, and a tread plate are connected in series in a freely bendable manner, a carriage portion, and a power transmission device for deforming the body support portion. The power transmission device includes a main shaft that is rotated by the movement of a manual lever, a gear that rotates simultaneously with the main shaft, and a fan-shaped gear with a joint that rotates the back plate vertically by rotation of the gear, It consists of a sprocket that rotates at the same time as the main shaft and a chain, gears, and rack that convey the movement, a series of power transmission devices for moving the seat plate downward and upward, and the vertical movement of the back plate. Stretcher combined reclining wheelchair characterized by comprising a link device for pivoting the leg plate downward and upward. ”A stretcher that can be deformed with little effort by a caregiver while the patient is still on. Turbocharger over shared reclining wheelchair is disclosed.

  Claim 1 of Patent Document 2 is “a stretcher in which a folding chair is attached to the lower end side of the long frame, and the outer frame of the long frame has an acute angle shape on the head side on the upper end side from the bent portion. A substantially U-shaped frame formed on the lower end side of the bent portion, and a substantially U-shaped frame formed with a wide grip portion on the lower end side of the bent portion, the upper end side being formed of an elliptical pipe, and the lower end side Is formed of a round pipe, and the connection of the round pipe forming the substantially U-shaped frame on the lower end side is made up of a plurality of protrusions on the inner surface of the pipe on the bending member on the lower end side of the bent portion. An elliptical outer pipe provided with a concave portion, a substantially U-shaped frame formed by the round pipe on the lower end side as an inner pipe, and a concave portion provided at the tip of the inner pipe A convex cap on the inner surface of the elliptical outer pipe An adapter for fixing the inner pipe to the distal end portion of the outer pipe is attached by engaging the concave portion of the guide cap attached to the round pipe, and the folding chair has a long frame. A seat frame pivotally attached to the lower side of the bent portion, a front leg frame pivotally attached to the tip of the seat frame, and one end pivoted to the middle of the front leg, and the other end Comprises a front leg support frame pivotally attached to a long frame, and a front leg auxiliary frame pivotally attached to the middle of the front leg support frame and the other end pivotally attached to a connecting portion of a connecting rod. The connecting rod with the other end of the auxiliary frame pivoted is provided inside the short side end of the lower end of the long frame, and the short side end is a wide gripping portion. Letcher. "

  A reclining wheelchair that changes shape from a wheelchair to a stretcher and a stretcher with a folding chair attached to the lower end of the long frame are disclosed, but the width that can travel in a narrow passage between an airplane or a train seat However, there has been a demand for the emergence of an assist stretcher capable of carrying an emergency patient on a narrow passage between an airplane or a train seat.

JP-A-8-154269 Japanese Patent No. 3814681

  The present invention provides an assist stretcher for transporting a patient that can travel even in a narrow passage such as an airplane or a train. More specifically, the present invention provides an assist stretcher for transporting a patient who can travel even in a narrow passage between seats such as an airplane or a train in order to transport an emergency patient generated on an airplane, a train or the like.

  In order to transport emergency patients generated on airplanes, trains, etc., intensive studies were conducted to provide an assist stretcher for transporting patients who can travel even in narrow passages between seats such as airplanes and trains. As a result, by creating a stretcher with a narrow width, we succeeded in creating an assist stretcher that can carry emergency patients and can travel in narrow passages between seats such as airplanes and trains.

  A feature of the assist stretcher of the present invention is an assist stretcher in which a folding chair is attached to the lower end side of the rectangular frame, wherein the outer frame of the rectangular frame is formed with a bent portion at the upper part of the folding chair. A substantially U-shaped frame having a gripping portion, a lower end side from the bent portion is a substantially U-shaped frame having a wide gripping portion, and the upper end side is formed by an elliptical pipe, The side is formed of a round pipe, and the connection of the round pipe that forms the substantially U-shaped frame on the lower end side is connected to the bending member on the lower end side of the bent portion on the inner surface of the pipe. An ellipse with an elliptical outer pipe provided with a convex part, an approximately U-shaped frame formed by the round pipe on the lower end side as an inner pipe, and a concave part provided at the tip of the inner pipe Attach the shape guide cap and the front An adapter for fixing the inner pipe to the tip of the outer pipe is installed by connecting the convex part on the inner surface of the elliptical outer pipe with the concave part of the guide cap attached to the round pipe. The folding chair has a seat frame pivotally attached to the lower side of the bent portion of the rectangular frame, and a front leg portion on which a front caster pivotally attached to the tip of the seat frame is attached. Frame, one end pivoted to the middle of the front leg, and the other end pivoted to the middle of the front leg support frame, and the other end pivoted to the rectangular frame The connecting rod, which is composed of a front leg auxiliary frame pivotally attached to the connecting portion, the other end of the front leg auxiliary frame being pivotally attached, is provided inside the short side end of the lower end of the rectangular frame and is on the short side The end becomes a wide gripping part, and the rectangular frame Rear casters are clamped by the lower end portion, the width of the rectangular frame is assisted stretcher, characterized in that in the range of 350～450Mm. The assist stretcher has a width of 350 to 450 mm, preferably between 350 and 400 mm, so that an emergency patient can be placed and can travel in a narrow passage between seats such as airplanes and trains. It is. The assist stretcher can safely hold the emergency patient on the assist stretcher by attaching belts to the waist and thighs of the assist stretcher, respectively.

  Another feature of the assist stretcher of the present invention is an assist stretcher characterized in that the upper layer of the cloth attached to the rectangular frame of the assist stretcher is divided and covered with a back surface and a seat surface. . By dividing the upper cover, when it is soiled, only the soiled part can be replaced.

  Another feature of the assist stretcher of the present invention is an assist stretcher that is provided with a stopper for preventing the opening when folded.

  By narrowing the width of the assist stretcher, if an emergency patient occurs on an aircraft or train, you can run between the seats of the aircraft or train, so when you carry the patient on the assist stretcher, It is easy to travel even in a narrow passage and has the effect of being able to stably transport emergency patients.

The side view of the assist stretcher of this invention is shown. The front view of an assist stretcher is shown. The side view of the bending part of an assist stretcher is shown. The side view and top view of a guide cap are shown. A sectional view and a side view of an elliptical pipe are shown. A side view and a top view of the adapter are shown. The side view which folded the assist stretcher is shown.

  Although the typical form of implementation of this invention is demonstrated based on drawing, unless it exceeds the summary, it is not limited to a following example.

  In the assist stretcher in which the folding chair 15 is attached to the lower end side of the rectangular frame 11 of the present invention, the outer frame of the rectangular frame 11 has a grip 22 in which a bent portion 27 is formed at the upper part of the folding chair 15. A substantially U-shaped frame and a substantially U-shaped frame formed with a wide grip portion 23 on the lower end side from the bent portion 27, the upper end side is formed of an elliptical pipe, and the lower end side is A round pipe that is formed of a round pipe and forms a substantially U-shaped frame on the lower end side is connected to a bending member 28 on the lower end side of the bending portion 27 on the inner surface of the pipe. An elliptical outer pipe 11a provided with a convex portion is attached, the substantially U-shaped frame formed by the round pipe on the lower end side is used as an inner pipe 11b, and a concave portion is formed at the tip of the inner pipe 11b. Elliptical guy provided A cap 29 is attached, and the convex portion on the inner surface of the elliptical outer pipe 11a is engaged with the concave portion of the guide cap 29 attached to the round pipe, and the inner pipe is connected to the tip of the outer pipe 11a. An adapter 30 for fixing 11b is attached, and the folding chair is pivotably attached to the lower side of the bent portion 27 of the rectangular frame, and the front end of the seat frame 16 is pivotable. The front leg frame 18 is pivotally attached to the front leg part, and one end is pivoted to the middle of the front leg part, and the other end is pivoted to the rectangular frame, and the front leg part support frame 19 is middle part. The front leg auxiliary frame 20 is pivotally attached and the other end is pivotally attached to the connecting part of the connecting rod. The connecting leg 21 pivotally attached to the other end of the front leg auxiliary frame 20 is provided at the lower end of the rectangular frame 11. Short hand Is assisted stretcher, characterized in that provided from the end portion on the inner widthwise end is wider becomes the grip portion 23, the horizontal width of the rectangular frame is in the range of 350～450Mm.

An example of the assist stretcher 100 of the present invention is a folding in which a rear caster 13 is pivotally attached to the lower end side of the rectangular frame 11 and a front caster 12 is attached forward of the lower end of the rectangular frame 11 as shown in FIG. A chair 15 is installed. The assist stretcher 100 according to the present invention includes a front leg support frame 19 and a front leg auxiliary frame 20 for opening and closing the folding chair 15 via a connecting rod 21 provided inward from the short side end of the rectangular frame 11. It is attached. Further, a gripping portion 23 is attached to the front leg frame 18 of the folding chair 15, and one of the assistants has the upper grip 22 when there is a step such as a staircase, and the other assistant holds the front grip. It has a part 23 and is installed to cross the step. In addition, when a patient is placed on the assist stretcher 100 of the present invention, belts 25 and 26 are attached to a position where the patient's torso abuts and a position where the thigh abuts. The patient can be carried on the belt 25 and 26 and can be stably held and transported.

  The width of the assist stretcher 100 of the present invention is set to 371 mm so that it can travel between seats of an aircraft or a train. Like the width of the assist stretcher 100 of the present invention, the width of the assist stretcher is limited so that it can travel between seats such as aircraft and trains. However, it is also necessary to have a width for stably holding the emergency patient on the assist stretcher. In order to satisfy these conditions, the width of the assist stretcher 100 is 350 to 450 mm, preferably 350 to 400 mm. In determining the width of the assist stretcher 100, it is desirable that the width of the assist stretcher 100 be such that the patient can be transported smoothly without hitting the seats on both sides when traveling between the seats of an aircraft or a train.

  The upper layer of the cloth attached to the assist stretcher is divided into a backrest 14 and a seat portion 17 and covered. The backrest 14, seat 17 and foot pad 24 of the assist stretcher 100 are made of a vinyl-coated nylon woven material containing cushioning material such as urethane sponge, rubber sponge, EVA, polyethylene, etc. so as not to give vibration and pain to the patient. Made of cloth.

FIG. 2 shows a front view of the assist stretcher 100. A grip portion 23 is provided on the front frame 18 on the front surface of the assist stretcher. Front legs supporting frame 19 is detailed view as shown in (a ○), and front leg frame 18 and the front leg support frame 19 is pivotally attached by rotatably bolt 19b and nut 19a, the front leg support frame 19 The left and right front leg auxiliary frames 19 are connected by a connecting rod 21.

  A substantially elliptical pipe was used on the upper end side of the bent portion 27 of the assist stretcher of the present invention. An outer pipe 11a and an inner pipe 11b for attaching a folding chair to the lower end side of the long-diameter frame are coupled to the lower end side of the bent portion 27 provided at the substantially central portion of the long-diameter frame. As in the upper end side, a substantially elliptical pipe was used for the outer pipe 11a, and a round pipe was used for the inner pipe 11b connected thereto. The connection method between the pipes having different diameters and shapes was performed by the method described below.

  As shown in FIG. 3, an inner pipe 11 b that is a round pipe is inserted into an outer pipe 11 a that is an elliptical pipe that is attached to the lower end side of the bent portion 27. Thus, since the outer pipe 11a and the inner pipe 11b have different diameters and shapes, a round pipe 11b (inner pipe) is provided so that the inner pipe 11b does not swing in the outer pipe 11a after the pipes are joined. A guide cap 31 was attached to the front end of each. Further, in order to firmly fix the inner pipe 11b to the outer pipe 11a, an adapter 30 (see FIG. 6) for the inner pipe 11b is attached to the opening of the outer pipe 11a.

  As shown in FIG. 4, the guide cap 29 has a hexagonal head, the side surface (FIG. 4-1) of the guide cap 29 is short, and the front surface 29a (FIG. 4-2) is long. The outer pipe 11a matches the elliptical shape. As shown from the bottom surface 29b of the guide cap 29, as shown in FIG.

  The outer pipe 11a has a shape shown in FIG. As shown in the cross-sectional view of FIG. 5A, convex portions are provided on the inner surfaces of the left and right pipes of the outer pipe 11a. The convex portion on the inner surface of the outer pipe 11a is a linear convex portion, and the concave portion provided on the longer diameter side of the guide cap 29 is engaged, and the inner pipe 11b to which the guide cap 29 is attached is the guide pipe. The inner surface of 11a is prevented from swinging. FIG. 5-3 is a side view of the outer pipe 11a, and the notch 33 of the adapter 30 shown in the next figure (FIG. 6-4) is engaged with the window 33 provided at the end.

  An adapter 30 shown in FIG. 6 is attached to the tip of the outer pipe 11a. As shown in 6-1 in the cross-sectional view of the adapter 30, a plurality of linear convex portions indicated by a, b and c are provided on the inner surface thereof. By providing a plurality of linear protrusions on the adapter 30 in this way, the outer pipe 11a and the inner pipe 11b are in contact with each other without being in contact with each other, and the sliding of the inner pipe 11b becomes smooth. The holes 31 and 32 shown in FIGS. 6A and 6B are safety lock holes and are provided on both side surfaces of the adapter 30. An inverted U-shaped notch 33 provided in front of the adapter 30 engages with a window provided in the outer pipe 11a, and the adapter 30 is firmly fixed to the outer pipe 11a.

  As shown in FIG. 7, the assist stretcher 100 according to the present invention is not folded when folded in two at the bent portion 27 to which the bending member 28 is attached and bound with a locking tool (binding belt 34). It can be placed in a predetermined place such as an aircraft or train without opening. As shown in FIG. 7A, when folded at the bent portion 27 as shown in FIG. 7A, the lower part (11 a) pushes against the front leg auxiliary frame 20 from the shaft attachment part of the front leg support frame 19 of the folding chair of the rectangular frame 11. Then, it becomes the same length as the backrest portion of the rectangular frame 11, and is folded from the bent portion 27 into the front frame 18 portion (the installation portion of the folding chair) and the backrest 14 portion. As shown in FIG. 7-2, the folded assist stretcher 100 can be bound by a locking tool (bundling belt 34) and placed in a compact shape.

100: assist stretcher 11: rectangular frame 12: front caster 13: rear caster 14: backrest 15: folding chair 16: seat frame 17: seat 18: front leg frame 19: front leg support frame 20: front leg assist Frame 21: Connecting rod 22: Grip 23: Grip portion 24: Foot pad 25: Torso belt 26: Leg belt 27: Bending portion 28: Bending member 29: Guide cap 30: Adapter 31: Safety lock hole 32: Safety lock Hole 33: Notch 34: Binding belt

Claims (3)

An assist stretcher in which a folding chair is attached to the lower end side of the rectangular frame, the outer frame of the rectangular frame having a grip portion in which a bent portion is formed on the upper part of the folding chair. The lower end side of the bent portion is a substantially U-shaped frame formed with a wide gripping portion, the upper end side of the bent portion is formed of an elliptical pipe, and the lower end side of the round pipe is The round pipe that is formed and forms a substantially U-shaped frame on the lower end side is connected to the bending member on the lower end side of the bending portion by an elliptical shape having a plurality of convex portions on the inner surface of the pipe. The outer pipe is attached, and a substantially U-shaped frame formed by the round pipe on the lower end side is used as an inner pipe, and an elliptical guide cap provided with a recess at the tip of the inner pipe is attached. Of the elliptical outer pipe And an adapter for fixing the inner pipe is attached to the tip of the outer pipe, and the folding chair is attached to the convex part of the guide pipe and the concave part of the guide cap attached to the round pipe. A seat frame pivotally attached to the lower side of the bent portion of the rectangular frame, a front leg frame pivotally attached to the tip of the seat frame, and one end pivoted to the middle of the front leg frame A front leg support frame pivotally attached to the rectangular frame, a front leg support frame pivotally attached to the middle of the front leg support frame, and the other end pivotally attached to the connecting portion of the connecting rod, and a bent portion. The formed both ends consist of a gripping part that is attached to the front leg frame, and the connecting rod on which the other end of the front leg auxiliary frame is pivotally attached is inside the short side end of the lower end of the rectangular frame. A gripping portion provided with a wide end on the short side, and Ri, assisted stretcher lateral width of the rectangular frame, characterized in that in the range of 350～450Mm.   The assist stretcher according to claim 1, wherein an upper layer of a cloth to be attached to the assist stretcher is divided into a backrest and a seat and covered.   The assist stretcher according to any one of claims 1 and 2, further comprising a stopper for preventing the opening when folded.

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