JP2006122108A - Body stretcher - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a body stretcher responding to body shapes and using states of various users and readily used by a user for promoting the health. <P>SOLUTION: This body stretcher is constituted of beds 1 and 2 for the user U to lie down and a foot side fixing part 3 for retaining toes Fa and Fb of the user U, and is provided with retaining members 22 and 23 in a part where the head of the user U is positioned in the beds 1 and 2 for retaining the jaw H of the user H and stopping it in the part. The foot side fixing part 3 is constituted of respective foot locking parts 4a and 4b holding the respective toes Fa and Fb, respective handles 5a and 5b extending from the respective foot locking parts 4a and 4b to the front and allowing the user U to grasp them with the user lying on the bed, and a base part 6 supporting the respective foot locking parts 4a and 4b interlocking with the respective handles 5a and 5b in a frontward/rearward movable state. <P>COPYRIGHT: (C)2006,JPO&NCIPI

Description

  The present invention relates to an extension device capable of extending a cervical vertebra, a joint, and the like in a body.

There are many facilities such as orthopedics and osteotomy that have equipment for pulling and stretching each part of the body, and these are used for users with various purposes such as treatment, health promotion, or rehabilitation. Has been.
JP-A-11-285548 (first page, FIG. 1)

  However, in the conventional devices as described above, since most of them are electric and have a relatively large structure, it is very expensive for general users to obtain, and even if it is obtained in the own room Because of the space required for installation, the emergence of a body stretching device that can be used easily was awaited.

  In addition, this type of conventional device is often manufactured with a uniform concept of moving both feet at the same time and fixing the both feet at the same time. It was not widely matched to the body shape and usage form of the users.

  The present invention has been made in view of the above-described problems, and provides a body stretching device that can be easily used by a person who intends to improve health while responding to various body shapes and use states of various users.

  The invention according to claim 1 of the present invention comprises a bed for the user to lie down and a foot side fixing part for holding the toes of the user, and the user's head in the bed is located. The portion includes a holding member for holding the user's chin and holding the user's chin, and the foot-side fixing portion includes each foot-holding portion for holding each toe. , Each handle that extends forward from each leg latch and can be gripped by hand while the user is lying, and each leg latch can be moved back and forth in conjunction with each handle Each of the foot-holding portions is provided with an upper support on the lower surface, while an upper surface of the base is provided with a lower support opposite to the upper support, A sphere is interposed between the upper support and the lower support, and the upper support is recessed upward and back and forth. A long upper guide hole is provided, and the lower support body is provided with a lower guide hole that is depressed downward and extended in the front-rear direction, and the sphere is in contact with each guide hole, and the lower support body on the upper surface side of the base portion. Each of the standing members respectively disposed on the front and back sides of either of the left and right portions, a regulating member installed between the standing members, a hanging member provided on the lower surface side of each foot-holding portion, and each of the hanging members A sliding member that is attached so as to sandwich the regulating member vertically between the foot-holding portion lower surface side and that is movable along with the respective leg-holding portions along the regulating member. To do.

  Here, “front and back” is based on the state where the user lies on the bed, and more specifically, the front side is the front side and the foot side is the rear side. Further, the holding member provided in the bed may be a mode in which the head does not come out with respect to the traction force toward the toe side without tightening the user's neck, for example, so that the user's jaw can be held. For example, a band formed wide like a mask can be cited as an intermediate part. Furthermore, the aspect of the foot stopper is not particularly limited as long as the user's feet cannot be pulled out with respect to the traction force applied during use. In addition, when the user lies on the bed, the handle should be in a position that can be reached by the user's hand, and more preferably if the length of the handle or the angle of the handle can be adjusted. Good. Further, the bed and the foot side fixing part may be either integrated or separate, and the same usability can be obtained with either of them. In addition, in consideration of the user's comfort, the bed is preferred to have an aspect with less unevenness on the contact surface with the body. In addition, as for the restricting member, it is only necessary to be able to prevent the slip-off of each foot-holding part while moving the foot-holding part back and forth from the base together with the hanging member and the sliding member. A material having a shape along the track of the foot stop portion is applied using a material, a bar, or the like. Furthermore, the sliding member may be any member that hangs on the bottom of the restricting member and smoothly contacts with the restricting member. Examples include a smooth plate, a round bar, and a roller.

  When formed as described above, the user lying on the bed first positions the head in a state where the chin is applied by the holding member, while the feet are placed on the corresponding foot-holding portions of the foot-side fixing portion. Further, hold each handle extending from each of the leg catches and put it in the initial position. And the user performs an operation to push an arbitrary handle to the side of his / her foot, so that the sphere interposed between the upper and lower guide holes rolls, and the foot stopper slides from the base to the rear side. In the user's body in the state where the chin is held, the corresponding foot tip is pulled to the rear side in conjunction with the movement of the above-described foot-holding portion.

  According to a second aspect of the present invention, the waist swinging portion that swings the buttocks to the left and right is provided at a position of the buttocks when the user lies on the bed. Is formed by stacking a seat plate and a bottom plate vertically, a lower support disposed on the top surface side of the bottom plate, an upper support facing the lower support on the bottom surface side of the seat plate, An upper support provided between a seat plate and a bottom plate is recessed upward and has an upper guide hole extending forward and backward, and a lower support is recessed downward. Lower guide holes extending in the front-rear direction are provided, the spheres are in contact with the upper and lower guide holes, respectively, and the uprights respectively disposed on the left and right sides of the lower support on the top side of the bottom plate. Members, restricting members installed between the upright members, and seat plate seats A hanging member provided on the side, and a sliding member attached so as to sandwich the regulating member vertically between the hanging member and the bottom surface side of the seat plate, and capable of moving with the seat plate along the regulating member. Since it is characterized by the fact that, in use, after operating one of the footrests to push backward, the user can move his / her own buttocks on the seat plate of the waist swinging part. By swinging to the side, you can extend your toes more.

  Here, the waist swinging part may be formed separately from the bed, or a part of the bed is shared as a substitute for the bottom plate, and there is a seat plate in a state where it can move left and right. May be. Furthermore, the waist swinging part and the bed may be either integrated or separate.

  As in the third aspect of the present invention, the place where the buttock is located when the user lies on the bed is provided with a waist swinging part that swings the heel to the left and right. The moving part is composed of a seat plate, an intermediate plate, and a bottom plate that are vertically stacked in three stages, each lower support disposed on each top surface side of the intermediate plate and the bottom plate, and the bottom side of the intermediate plate and the bottom plate The upper support that is opposed to each of the lower supports and a sphere interposed between the upper and lower supports, and the upper support that is provided between the seat plate and the middle plate is recessed upward and forward and backward An extended guide hole is provided, and the lower support body is provided with a lower guide hole that is depressed downward and extended forward and backward, and the sphere is in contact with each of the upper and lower guide holes, and between the middle plate and the bottom plate. The upper support to be provided has an upper guide hole that is recessed upward and extended to the left and right. The support body is provided with guide holes that are recessed downward and extended to the left and right, and the spheres are in contact with the upper and lower guide holes, respectively. Each standing member disposed on each side, a regulating member installed between the standing members, a hanging member provided on the seat plate bottom surface side, and the regulating member between the seat plate bottom surface side of the hanging member A sliding member attached so as to be sandwiched between the upper and lower sides and movable along with the seat plate along the regulating member, and disposed on the front and rear sides of the left and right portions of the lower support on the bottom surface of the bottom plate. Each of the standing members, a regulating member installed between the standing members, a hanging member provided on the bottom side of the intermediate plate, and the regulating member so as to sandwich the regulating member vertically between the bottom side of the middle plate And the regulating member Characterized in that it comprises a sliding member which can move together with the intermediate plate along.

  The seat plate and the middle plate are connected using a stopper or the like, so that the swinging motion of the seat plate on the middle plate from front to back is restricted, whereby the seat plate is swung only to the left and right sides. It is made to act like.

  When formed as described above, the seat plate swings back and forth on the center plate, and the seat plate and the center plate swing freely to the side intended by the user on the bottom plate, and various combinations of swings by each plate. Thus, the user's buttocks perform a circular motion in conjunction with the rearward movement of the foot stopper, and the traction force applied to the lumbar region simultaneously with the traction force to the toe can be smoothly promoted.

  As in the invention according to claim 4 of the present invention, between each of the foot-holding portions, each foot-holding portion is independently moved back and forth individually, or each of the foot-holding portions is simultaneously moved back and forth. Since there is a connecting tool that can be switched as appropriate, for example, if the connecting tool is released, the left and right foot-holding portions can be moved independently, and if in the connected state, The footrest can be moved simultaneously.

  Here, the connection tool may be a simple structure that is easy to operate without touching the body during use. For example, the connection tool is provided on the other side with respect to the ring-shaped receiving member provided on one foot-holding portion. A connection fitting or the like that is hooked by a hook member is applied.

  As in the invention according to claim 3 of the present invention, a hole penetrating vertically is provided at a location for holding the user's foot in each of the foot-holding portions, and the hole in the foot-holding portion is interposed therebetween. Between the left and right sides, an endless belt is placed so as to cover the hole, so that the user is entangled with the foot using the bending of the belt, and the foot is a hole with the belt. As a result, the holding force to the user's feet increases, and as a result, the feet can be stably used without slipping out during use.

  Here, it is desirable that the belt has a certain air permeability such as a cotton material or a net. In addition, it is sufficient that the hole has a size that allows the user's feet to enter. The shape and size of the holes are not particularly limited, but the corners and edges are rounded in consideration of contact with the feet. It is desirable to form in.

  According to the first aspect of the present invention, the body can be pulled in opposite directions by the user's own force and has a compact structure, so that health can be easily improved in a private place such as a home. I can plan.

  In addition, since the towing is performed by the user's own power, it does not apply an unreasonable force exceeding the user's body tolerance like the conventional electric type, and the degree of towing on the user side is not affected. Since it can be adjusted, a safe and comfortable use feeling can be obtained.

  According to the invention described in claims 2 and 3 of the present invention, in addition to the effect of the invention described in claim 1, an extension effect can be imparted not only to the toe but also to the waist. Health promotion.

  According to the invention of the fourth aspect of the present invention, in addition to the effects of the inventions of the first, second and third aspects, it is possible to freely select whether to pull only one foot or to pull both feet simultaneously. Because it can, it can be used more matched to the user's preference.

  According to the invention described in claim 5, in addition to the effects of the invention described in claims 1, 2, 3, and 4, when the user's feet are held at the foot-holding portion, A certain holding force is given to the toes, so that the user can get a comfortable hold feeling, as well as having no anxiety that the toes will fall out when using this body stretching device. The person will get comfort and a certain sense of security.

  Embodiments of a body stretching device according to the present invention will be described below with reference to the drawings.

As shown in FIGS. 1 and 5, the body stretching device includes a head-side fixing portion 2 for holding the head of the user U, and a foot-side fixing portion for holding the user's U both feet Fa and Fb. 3 and a back plate 1 for connecting the head-side / foot-side fixing portions 2 and 3 to the respective front and rear end edges.
Below, detailed description of each part 1, 2, and 3 which comprises this body stretching instrument is given.
In the text, even if it is described on the left and right in the figure, the head side of the user U is described as the front and the toes Fa and Fb are the rear in accordance with the claims. Supplementary text is written in parentheses where applicable.

First, the back plate 1 has a rectangular shape as a whole, and its upper surface side is formed in a flat state with few irregularities when the user U lies down.
In addition, each long hole shown by the code | symbol 29 considers the effect of the slip prevention when the user U comes to a fixed position, and the weight reduction of this body extension instrument.

Next, the head-side fixing part 2 is not shown, but the two plates are aligned vertically, and a spacer 30 is interposed on the front side between the plates, and the back plate is placed on the surface that supports the user U. The slope is lifted away from 1. Further, the head side fixing portion 2 will be described in detail later (see FIGS. 4A and 4B), but is connected to the front side of the back plate 1 via hooks 19a and 19b, and the user U lies. In some cases, the head is lifted. In addition, two metal rods 18 and 18 with umbrellas are projected on the upper surface of the front portion of the head-side fixing portion 2 with a space left and right, and the metal rods 18 and 18 are in a bent state. A cloth band 22 is stretched over. The center of the band 22 is provided with a mask 23 configured to wrap the user's chin H so that the band 22 does not rest on the user's U neck when the body stretching device is used. It has a structure.
In addition, the umbrella of each metal rod 18 and 18 is for preventing the band 22 from pulling out unexpectedly.

  Next, the foot side fixing portion 3 holds the feet U and Fb of the user U, and the foot locking portions 4a and 4b disposed on the left and right sides, and the foot locking portions 4a and 4b are vertically moved. From the support plate 6 that supports the slides in the front-rear direction through the support bodies 7 and 8 so that they can be individually and independently operated, and the handles 5a and 5b for operating the foot-holding portions 4a and 4b. It is composed.

First, the foot-holding portions 4a and 4b are formed by bridging the longitudinal and three strips 16, 16, and 16 on the edge of a frame having a through hole 21 in the center. The ankle is hooked on one of the bands 16, 16, and 16 that matches the body shape of the user U, and the feet Fa and Fb do not escape due to the entanglement of the band 16. Hold on. Further, on the left and right edges of the through holes 21 of the foot-holding portions 4a and 4b, rod-like handles 5a and 5b extending forward are pivotally supported in a state where they can be rotated forward and backward. In addition, at the distal ends of the handles 5a and 5b, a vast rubber grip 24 is provided so that the user U can easily grip it with the hands Ka and Kb. Although not shown in the drawings, coil springs connected to the support plate 6 are provided on the rear side of the foot latching portions 4a and 4b, respectively, and pulled when the user U extends his / her foot tips Fa and Fb. An urging force of the coil spring is applied in the direction to perform an auxiliary function when the handles 5a and 5b are pushed out.
In the present embodiment, the number of the belt bodies 16 to be bridged between the leg latching portions 4a and 4b is three. However, this is because the difference in the physique of various users U is taken into account. The number over which the body 16 is bridged is appropriately changed on the designer side.

Next, the function part which moves each leg latch part 4a, 4b back and forth in the support plate 6 is demonstrated.
First, as shown in FIGS. 2 (a), 2 (b) and 3 (a), (b), the front and rear sides of the foot retaining portions 4a, 4b are arranged between the foot retaining portions 4a, 4b and the support plate 6, respectively. On the other hand, a block-like lower support 8 is provided at a position corresponding to the upper support 7 on the top surface side of the support plate 6. Further, upper and lower guide holes 10a and 10b each having a concave groove shape are provided on the lower surface side of the upper support 7 and the upper surface side of the lower support 8, and a sphere 9 is provided between the upper and lower guide holes 10a and 10b. In this way, the rolling of the spherical body 9 enables the foot latching portions 4a and 4b to slide in the front-rear direction from the support plate 6.

Further, on the left and right sides of the above-described upper and lower supports 7 and 8, as shown in FIG. 3B, the upright members 11 are provided at two places spaced apart from each other on the top surface side of the support plate 6 (left and right in the drawing). 11 are provided, and a regulating member 12 is bridged between the standing members 11 and 11. On the other hand, as shown in FIG. 2 (b), two hanging members 13 and 13 are disposed on the bottom side of each of the foot-holding portions 4a and 4b so as to sandwich the regulating member 12, respectively. Further, a vertically rotating roller 14 is pivotally supported between the lower end portions of the hanging members 13 and 13 so as to surround the regulating member 12 including the lower surface sides of the leg latching portions 4a and 4b.
Note that the distance between the upper and lower supports 7 and 8 and the regulating member 12 is such that the roller 14 and the hanging members 13 and 13 do not interfere with each other. Smooth sliding in the front-rear direction on the support plate 6 is possible.

  Next, each handle 5a, 5b is provided with a rubber grip 24 at the tip of a long metal rod. And the base end side of the said handles 5a and 5b is each pin 31a, 31b fixed to the outer surface of each corresponding leg latching part 4a, 4b, and each handle 5a, 5b is centered on this pin 31a, 31b. It is designed to be rotated in the vertical direction, and corresponds to the movement of the user Ka's hands Ka and Kb during use. The handles 5a and 5b can be locked to the stoppers 28a and 28b provided on both side edges of the back plate 1, so that the handles 5a and 5b rotate carelessly when the body stretching device is not used. (See FIG. 1).

4A and 4B are enlarged views of the connecting portion between the head side fixing portion 2 and the back plate 1. A hook-shaped metal fitting 19a is provided on the back plate 1 side, and the head-side fixing portion 2 and the foot-side fixing portion 3 are provided with a receiving metal fitting 19b that can be engaged with the hook-shaped metal fitting 19a. Unintentional detachment between the parts 1, 2, and 3 constituting the body stretching device is prevented, and it can be easily detached when not in use, saving space when carrying and installing the body stretching device. Is taken into account.
Since the connection between the back plate 1 and the foot side fixing portion 3 is the same as the connection state between the head side fixing portion 2 and the back plate 1 described above, the description is omitted here.

  When actually using the body stretching device formed as described above, as shown in FIG. 5, first, the user U lies across the head side fixing portion 2, the back plate 1, and the foot side fixing portion 3. , While holding the head with the band 22 of the head fixing portion 2 with the mask 23 on the jaw H, the feet Fa and Fb are respectively hooked on the band bodies 16 of the corresponding foot latch portions 4a and 4b, The handles 5a and 5b extending from the respective foot-holding portions 4a and 4b are gripped to reach an initial position before use. Next, after removing the movable piece 26 of the connecting bracket 15 between the respective leg latching portions 4a and 4b from the projection 25, it is confirmed that the respective leg latching portions 4a and 4b are individually movable back and forth. Then, an operation for pushing out the arbitrary handles 5a and 5b is performed. As a result, one of the user's U's toes Fa and Fb is extended, and for example, the positions for holding both the toes Fa and Fb can be set in different states. It becomes possible. When it is desired to extend both foot tips Fa and Fb at the same time, as shown in FIGS. 6 (a) and 6 (b), a protrusion projecting upward from the foot latching portion 4b is formed in the through hole 27 of the movable piece 26 of the connecting bracket 15. By inserting 25 into the locked state, the leg latching portions 4a and 4b are integrated. As a result, by pushing out only the handles 5a and 5b on both sides or only the handles 5a and 5b on one side, the foot-holding portions 4a and 4b are simultaneously slid forward and backward from the support plate 6, and like a conventional body stretching device. Usage is also possible.

7 and 8 (a) and 8 (b) are the body stretching instruments provided with a waist swinging portion.
As shown in the figure, the waist swinging portion is formed by stacking a seat plate 33, a middle plate 34, and a bottom plate 35 on which the user U sits down in three stages, and in the center of the seat plate 33, the size of the collar portion. A receiving hole 37 corresponding to the above is vacant, and a seat band 39 for sitting on the endless shape is bridged over the receiving hole 37.
Reference numeral 36 denotes a positioning member for placing the lower back swinging portion 32 on the back plate 1 without shifting.

Further, between the seat plate 33 and the middle plate 34, and between the middle plate 34 and the bottom plate 35, the upper support members 40 and 42, the lower support members 41 and 43, and the standing members 48a and 48b, the regulating members 49a and 49b, are interposed, respectively. is doing. More specifically, the upper and lower supports 40, 41 between the seat plate 33 and the middle plate 34 are provided with upper guide holes 46a and lower guide holes 47a so as to extend in the front-rear direction, The upper guide holes 46b and the lower guide holes 47b are also provided in the upper and lower supports 42, 43 between the middle plate 34 and the bottom plate 35 so as to extend in the left-right direction.
9A and 9B, the seat plate 33 swings in the front-rear direction of the intermediate plate 34, and the intermediate plate 34 swings in the left-right direction of the bottom plate 35. Can be swayed and moved in various patterns that are combined in the front / rear and left / right directions, and a traction force can be applied to the waist in conjunction with the movements of the foot-holding portions 4a and 4b.

  Further, by switching between locking and releasing at the stopper 38 between the seat plate 33 and the middle plate 34, the movement of the seat plate 33 is rotated by a combination of the seat plate 33 and the middle plate 34, or only on the left and right sides of the seat plate 33. This can be done as appropriate. More specifically, when the stopper 38 is in a locked state, the seat plate 33 and the middle plate 34 simultaneously move by the hook of the stopper 38, and the seat plate 33 is fixed to the middle plate 34 so that the movement in the front-rear direction is performed. It will be regulated.

It is a top view of the body stretching instrument of the present invention. (A) is a longitudinal cross-sectional view of the AA line of FIG. 1, (b) is explanatory drawing which expands and shows B in FIG. 2 (a). (A) is a side view which shows the operation state which the sphere rolls at the time of use of this body extension device, (b) is a longitudinal section which similarly shows the operation state of the regulating member / sliding member at the time of use of this body extension device FIG. It is a longitudinal cross-sectional view which expands and shows the connection part of a head side fixing | fixed part and a backplate. It is a top view which shows the use condition of this body extension instrument. It is explanatory drawing which shows the use condition of the connection tool between each leg | foot latching part. It is a top view which shows other embodiment of this body stretching instrument. (A) is the CC sectional view taken on the line of FIG. 7, (b) is the DD sectional view taken on the line of FIG. It is a top view which shows the actual use condition of the body stretching instrument of FIG.

Explanation of symbols

1 Backboard (bed)
2 head side fixed part (bed)
3 Foot side fixing part 4a, 4b Foot stop part 5a, 5b Handle 6 Support plate (base part)
7, 40, 42 Upper support 8, 41, 43 Lower support 9, 44a, 44b Sphere 10a, 46a, 46b Upper guide hole 10b, 47a, 47b Lower guide hole 11, 48a, 48b Standing member 12, 49a, 49b Regulating member 13, 50a, 50b Suspended member 14, 51a, 51b Roller (sliding member)
15 Connecting bracket (connector)
21 Drilling hole (hole)
22 Band (holding member)
23 Mask (holding member)
32 Waist rocker 33 Seat plate 34 Middle plate 35 Bottom plate U User Fa, Fb Foot tip Ka, Kb Hand H Jaw

Claims (5)

The bed (1, 2) for the user (U) to lie down and the foot side fixing part (3) for holding the feet (Fa, Fb) of the user (U),
A holding member (22, for holding the user's (U) jaw (H) and holding it at the place where the user (U) 's head is located in the bed (1, 2). 23),
The foot side fixing part (3) is directed forward from each leg latching part (4a, 4b) and each leg latching part (4a, 4b) for holding each toe (Fa, Fb). Each handle (5a, 5b) that can be gripped with the hand (Ka, Kb) while the user (U) is lying down, and each footrest that is linked to the handle (5a, 5b). It consists of a base (6) that supports the stop (4a, 4b) in a state in which it can move back and forth,
An upper support (7) is disposed on the lower surface of each foot-holding portion (4a, 4b), while a lower support (opposite to the upper support (7) is disposed on the upper surface of the base (6). 8), and a sphere (9) is interposed between the upper support (7) and the lower support (8). The upper support (7) is recessed upward and forward and backward. The extended upper guide hole (10a) is provided in the lower support (8), and the lower guide hole (10b) is formed in the downward direction and extended in the front-rear direction. The spherical body (9) is provided with each guide hole (10a, 10b). ) Respectively,
Between the standing members (11, 11) respectively disposed on the front and rear sides of the left or right portion of the lower support (8) on the upper surface side of the base (6), and between the standing members (11, 11) The regulating member (12) to be installed, the hanging member (13) provided on the lower surface side of each foot retaining portion (4a, 4b), and the lower surface side of each foot retaining portion (4a, 4b) in the hanging member (13) A sliding member (14) which is attached so as to sandwich the regulating member (12) vertically between them and is movable along with the regulating members (12) together with the respective foot stoppers (4a, 4b); A body stretching device characterized by comprising: The place where the buttocks when the user (U) lies on the bed (1, 2) is provided with a waist swinging portion (32) that swings the buttocks to the left and right,
The waist swinging portion (32) is formed by stacking a seat plate (33) and a bottom plate (35) vertically,
A lower support (43) disposed on the top surface side of the bottom plate (35), an upper support (42) facing the lower support (43) on the bottom surface side of the seat plate (33), and A sphere (44b) interposed between the upper and lower supports (42, 43),
The upper support (42) provided between the seat plate (33) and the bottom plate (35) has an upper guide hole (46b) that is recessed upward and extends forward and backward, and downward on the lower support (43). Lower guide holes (47b) that are recessed and extended in the front-rear direction are provided, and the spheres (44b) are in contact with the upper and lower guide holes (46b, 47b),
Between the standing members (48b, 48b) respectively disposed on the left and right sides of the bottom support (43) on either side of the bottom support (43) on the top side of the bottom plate (35), and the standing members (48b, 48b). Between the regulation member (49b) to be installed, the hanging member (50a, 50a) provided on the seat surface side of the seat plate (33), and the bottom surface side of the seat plate (33) in the hanging member (50a, 50a). A sliding member (51b), which is attached so as to sandwich the regulating member (49b) vertically and is movable along with the seat plate (33) along the regulating member (49b). Item 1. The body stretching apparatus according to Item 1. The place where the buttocks when the user (U) lies on the bed (1, 2) is provided with a waist swinging portion (32) that swings the buttocks to the left and right,
The waist swinging part (32) is composed of a seat plate (33), an intermediate plate (34) and a bottom plate (35) which are stacked in three stages,
The lower supports (41, 43) respectively disposed on the top surface sides of the middle plate (34) and the bottom plate (35), and the respective lower portions on the bottom surface side of the middle plate (34) and the bottom plate (35). An upper support (40, 42) opposed to the support (41, 43), and a sphere (44a, 44b) interposed between the upper and lower supports (40, 41, 42, 43),
The upper support (40) provided between the seat plate (33) and the middle plate (34) has an upper guide hole (46a) that is recessed upward and extends forward and backward, and downward on the lower support (41). A lower guide hole (47a) that is recessed and extended in the front-rear direction, and the sphere (44a) is in contact with each of the upper and lower guide holes (46a, 47a),
Further, the upper support (41) provided between the middle plate (34) and the bottom plate (35) has an upper guide hole (46b) which is recessed upward and extends left and right, and the lower support (43). Guide holes (47b) that are recessed downward and extend to the left and right are provided, and the spheres (44b) are in contact with the upper and lower guide holes (46b, 47b),
Between each standing member (48a, 48a) and each standing member (48a, 48a) which are each arrange | positioned in the right-and-left side of the some place before and behind the lower support body (41) in the said intermediate | middle board (34) top surface side. A regulating member (49a) installed on the base plate, a hanging member (50a, 50a) provided on the bottom surface side of the seat plate (33), and the seat plate (33) between the bottom surface side of the hanging member (50a, 50a). A sliding member (51a) that is attached so as to sandwich the regulating member (49a) vertically and is movable along with the seat plate (33) along the regulating member (49a),
Further, between the standing members (48b, 48b) respectively disposed on the front and back sides of the left and right portions of the lower support (43) on the top surface side of the bottom plate (35), and the standing members (48b, 48b). Between the regulating member (49b) installed on the bottom plate, the hanging member (50b, 50b) provided on the bottom surface side of the middle plate (34), and the bottom surface side of the middle plate (34) in the hanging member (50b, 50b). A sliding member (51b), which is attached so as to sandwich the regulating member (49b) vertically and is movable along with the middle plate (34) along the regulating member (49b). Item 1. The body stretching apparatus according to Item 1.   Between each said leg latching part (4a, 4b), each said leg latching part (4a, 4b) is independently moved back and forth individually, or each said leg latching part (4a, 4b). The body stretching device according to claim 1, 2 or 3, further comprising a connector (15) that can be switched as appropriate to move back and forth simultaneously.   A hole (21) penetrating in the vertical direction is provided at a position for holding the foot (Fa, Fb) of the user (U) in each of the foot stoppers (4a, 4b), and the foot stoppers (4a, 4b) are provided. An endless strip (16) is bridged between the left and right via the hole (21) in 4b) so as to cover the hole (21). Or the body stretching instrument of 4.

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