CN214073063U

CN214073063U - Washing and nursing chair for old people

Info

Publication number: CN214073063U
Application number: CN202022369116.6U
Authority: CN
Inventors: 刘立珍; 李雅; 易露; 程亮
Original assignee: Hunan Traditional Chinese Medical College
Current assignee: Hunan Traditional Chinese Medical College
Priority date: 2020-10-22
Filing date: 2020-10-22
Publication date: 2021-08-31
Anticipated expiration: 2030-10-22

Abstract

The utility model provides a washing and nursing chair for the aged, which comprises a supporting frame, a cushion, a filling cushion, armrests, a back cushion angle adjusting device and a headrest; this help old person washes and protects chair uses the old person demand as the direction, combine clinical care experience, the disability or partial disability that the suitable for asylum for aged or house of design used, old age, the old person's of weak bath chair, this old person washes the chair has the security height, the travelling comfort is good, the practicality is strong characteristics, under the condition that does not adopt automatic mechanical equipment, the assistance personnel can be simple and convenient assistance old person wash the head, bathe, the perineum is cleaned and is arranged the convenience etc., be an ideal old nursing apparatus, let every old person's old chair of having a place, old people's bath, can be comfortable, joyful enjoy the shower process, possess a healthier, more comfortable later year, promote old person's mental health, this chair of bathing simultaneously still is applicable to life self-care ability underperformed disabled person or patient, be suitable for the hospital, the family, the community, the mechanism of maintaining a good use widely.

Description

Washing and nursing chair for old people

The technical field is as follows:

the utility model relates to the technical field of daily life auxiliary appliances, in particular to a washing and nursing chair for the old.

Background art:

the bathing is the basic requirement for keeping personal hygiene, and is also the action and activity which is not common in daily life, but for the old (especially for the old with high ages or people with mobility difficulties), along with the increase of age, the problems of human body function aging, joint stiffness, poor flexibility and the like, the bathing becomes a very difficult thing, the old is difficult to bathe, and meanwhile, the old has a plurality of potential safety hazards when bathing alone, such as slipping, standing for a long time and difficulty in cleaning the bath.

At present, a plurality of bathing chairs are available in the market, and the following problems mainly exist in analyzing the structure and the function of the bathing chairs: firstly, the bath chair is not provided with a backrest and/or an armrest, is lack of safety and comfort, and the backrest and/or the armrest can not be adjusted at will, so that nursing personnel can not assist in bathing conveniently; the auxiliary full-automatic equipment of the bath chair is more and more, but the auxiliary full-automatic equipment is difficult to popularize in public families due to the huge volume and the high price, the most important thing is that the full-automatic equipment can be operated only by electrifying, the safety of the bath chair in a water spraying state for a long time has great hidden danger, and the service life of the full-automatic equipment is greatly influenced; the bathing chair is not provided with a neck support or a head support, so that the hair washing of the old is inconvenient, and the safety and the comfort are lacked; and fourthly, the perineum is not convenient to scrub and defecate during bathing.

The invention content is as follows:

the utility model aims to solve the problems mentioned above and provide a washing and nursing chair for the old.

The utility model adopts the following technical scheme to realize the purpose of the invention: a washing and nursing chair for old people comprises a support frame, a cushion, armrests, a back cushion angle adjusting device and a headrest; the support frame comprises an underframe, a cushion support frame, a pedal, universal wheels and a handrail positioning installation part, the cushion support frame is installed at the top of the underframe, the pedal is installed at the lower part of the front side of the cushion support frame, the universal wheels with brakes are installed at the bottom of the underframe, and the handrail positioning installation part is arranged at the upper parts of the left side and the right side of the cushion support frame; the underframe horizontally extends out of the rear part of the cushion supporting frame to form a section of extension rod; the back cushion angle adjusting device comprises an adjusting frame hinged part, an adjusting frame and a limiting groove, wherein the limiting groove is equidistantly arranged on the extension rod, the adjusting frame hinged part is fixedly arranged at the rear side of the backrest cushion, the top end of the adjusting frame is hinged to the adjusting frame hinged part, and the bottom end of the adjusting frame is clamped in the limiting groove; the cushion is arranged on the top of the cushion support frame; the two handrails are respectively arranged on the handrail positioning installation part; one end of the back cushion is hinged with the top of the rear side of the cushion supporting frame; the headrest is arranged at the top of the back cushion.

Further, should help old washing to protect chair still includes to fill and fills the pad, fills to fill the lug and locate the supporting pad of filling the lug bottom, is equipped with the cushion that matches with filling the lug and leads to the groove on the cushion, fills to fill to install in the position in the bottom at the supporting pad.

Preferably, the filling pad positioning device is a bolt.

Preferably, the adjusting frame is square or I-shaped.

Furthermore, the handrail comprises an adjusting rod, a handrail part and a bolt; the hand-held part is fixedly arranged at the top of the adjusting rod; a plurality of positioning holes are uniformly formed in the height direction of the adjusting rod; the bolt is inserted in the positioning hole; the handrail positioning installation part is also provided with a positioning hole for inserting the bolt.

Preferably, the hand-holding part is in a straight shape or a U shape.

Further, the headrest comprises a headrest mounting frame, an adjusting seat and a supporting bracket; the headrest mounting frame comprises a U-shaped support frame, an adjusting seat mounting groove and an adjusting seat positioning device, the adjusting seat mounting groove is formed in the top end of the U-shaped support frame, and the adjusting seat positioning device is mounted on two sides of the adjusting seat mounting groove; the adjusting seat comprises an adjusting seat body and an adjusting seat mounting block, and the adjusting seat mounting block is mounted at the rear part of the adjusting seat body; the bottom end of the U-shaped support frame is arranged at the rear part of the back cushion, and the adjusting seat mounting block is sleeved in the adjusting seat mounting groove and the position of the adjusting seat mounting block is fixed through the adjusting seat positioning device; the support bracket is arranged at the front part of the adjusting seat.

Preferably, the adjusting seat positioning device comprises an adjusting knob and a positioning shaft, the positioning shaft penetrates through the adjusting seat mounting groove, and the adjusting knob is arranged at two ends of the positioning shaft.

Furthermore, the adjusting seat and the supporting support are both arc-shaped, the adjusting seat further comprises a first mounting through groove of the supporting support and a positioning device of the supporting support, the first mounting through groove of the supporting support is a through groove in the left-right direction of the adjusting seat, the positioning device of the supporting support comprises a positioning shaft and a positioning knob, one end of the positioning shaft extends into the first mounting through groove of the supporting support from the rear part of the adjusting seat, and the other end of the positioning shaft is connected with the positioning knob; the supporting bracket comprises a supporting bracket second mounting through groove and a supporting surface, the supporting bracket second mounting through groove is a through groove in the vertical direction of the supporting bracket, and the supporting surface is the outer surface of the front side of the supporting bracket; the supporting bracket is clamped on the adjusting seat through the supporting bracket first mounting through groove and the supporting bracket second mounting through groove, and the supporting bracket can slide left and right along the adjusting seat.

Preferably, the groove wall of the first mounting through groove of the support bracket is provided with a ball or a roller convenient for the support bracket to slide.

Preferably, a layer of flexible waterproof material, such as leather filled with sponge, is laid on the support surface.

Preferably, a layer of flexible waterproof material, such as leather filled with sponge, is laid on the contact surfaces of the cushion, the back cushion and the filling convex blocks with the human body.

By adopting the technical scheme, the utility model better realizes the purpose of the invention, the old-age-assisting bath and care chair is a bath chair which is designed by taking the requirement of the old as a guide and combining the clinical care experience and is suitable for the disabled or partial disabled, old and weak old people used in the nursing home or at home, has the characteristics of high safety, good comfort and strong practicability, under the condition of not adopting automatic mechanical equipment, accompanying and caring personnel can simply and conveniently assist the old people to wash the head, bath, scrub perineum, defecate and the like, is an ideal old care tool, enables each old person to have a chair and a chair for old people to bath, can feel comfortable and enjoy the bath process, has a healthier and more comfortable late year, promotes the mental health of the old people, and is also suitable for the disabled or patients with poor self-care capability, is suitable for being popularized and used in hospitals, families, communities and endowment institutions.

Description of the drawings:

fig. 1 is a schematic view of the overall structure of the present invention in one direction.

Fig. 2 is a schematic view of the overall structure of the utility model in another direction and a schematic view of the structure of the back cushion angle adjusting device 6.

Fig. 3 is a schematic structural diagram of the middle support frame 1 of the present invention.

Fig. 4 is a schematic structural diagram of the middle cushion 2 of the present invention.

Fig. 5 is a schematic structural view of the packing pad 3 of the present invention.

Fig. 6 is a schematic structural diagram of the handrail 4 of the present invention.

Fig. 7 is a schematic structural diagram of the middle headrest 7 of the present invention.

Fig. 8 is a schematic structural diagram of the headrest mounting bracket 71 according to the present invention.

Fig. 9 is a schematic structural diagram of the middle adjusting seat 72 of the present invention.

Fig. 10 is a schematic structural diagram of the middle support bracket 73 of the present invention.

The reference numerals are illustrated in the following table.

Name of label	Number of mark	Name of label	Number of mark
				1	Support frame 1	6	Back cushion angle adjusting device 6
11	Chassis 11	61	Articulated part 61 of adjusting bracket
				12	Cushion support 12	62	Adjusting bracket 62
13	Pedal 13	63	Limiting groove 63
				14	Universal wheel 14	7	Headrest 7
15	Filling pad positioning device 15	71	Headrest mounting bracket 71
				16	Armrest positioning and mounting part 16	711	U-shaped support frame 711
2	Cushion 2	712	Adjustment seat mounting groove 712
				21	Seat through groove 21	713	Positioning device 713 of adjusting seat
3	Filling pad 3	72	Adjusting seat 72
				31	Filling the bump 31	721	Adjusting seat 721
4	Armrest 4	722	Support bracket first mounting through groove 722
				41	Adjusting lever 41	723	Adjusting seat mounting block 723
411	Positioning hole 411	724	Supporting bracket positioning device 724
				42	Hand holding part 42	73	Support holder 73
43	Bolt 43	731	Support and support second installation through groove 731
				5	Back cushion 5	732	Support surface 732

The specific implementation mode is as follows:

in order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative effort, and the contents of the invention will be further described below with reference to the drawings:

example 1:

referring to the attached figures 1, 2 and 3, the old wash-and-care chair comprises a support frame 1, a cushion 2, armrests 4, a back cushion 5, a back cushion angle adjusting device 6 and a headrest 7; the support frame 1 comprises an underframe 11, a cushion support frame 12, pedals 13, universal wheels 14 and handrail positioning installation parts 16, wherein the cushion support frame 12 is installed at the top of the underframe 11, the pedals 13 are installed at the lower part of the front side of the cushion support frame 12, the universal wheels 14 with brakes are installed at the bottom of the underframe 11, and the handrail positioning installation parts 16 are arranged at the upper parts of the left side and the right side of the cushion support frame 12; the underframe 11 extends a section of extension rod towards the rear part of the cushion support frame 12 in the horizontal direction, the distance between the extension rod and the cushion support frame is convenient for the arrangement of the limit groove 63, and the back angle can be adjusted backwards to prevent the bath chair from falling backwards when the old washes the hair; the back cushion angle adjusting device 6 comprises an adjusting frame hinge part 61, an adjusting frame 62 and a limiting groove 63, the limiting groove 63 is equidistantly arranged on the extension rod, the adjusting frame hinge part 61 is fixedly arranged at the rear side of the back cushion 5, the top end of the adjusting frame 62 is hinged with the adjusting frame hinge part 61, the bottom end of the adjusting frame 62 is clamped in the limiting groove 63, and the angle of the back cushion 5 is adjusted by adjusting the limiting groove 63 at the front and rear positions where the bottom end of the adjusting frame 62 is clamped; specifically, the adjusting bracket 62 is square or i-shaped, the adjusting bracket 62 is square in shape in the drawings, the i-shaped drawings are omitted, and the principle that the adjusting bracket 62 is i-shaped is consistent with the square, which is easily suggested by those skilled in the art; the cushion 2 is arranged on the top of the cushion supporting frame 12; the two handrails 4 are respectively arranged on the handrail positioning installation parts 16; one end of the back cushion 5 is hinged on the top of the rear side of the cushion supporting frame 12; a headrest 7 is mounted on top of the back cushion 5.

In an embodiment, referring to fig. 1, 2, 4 and 5, the old-fashioned washing and nursing chair further comprises a filling pad 3, wherein the filling pad 3 comprises a filling bump 31 and a supporting pad arranged at the bottom of the filling bump 31, a through seat pad slot 21 matched with the filling bump 31 is arranged on the seat pad 2, the filling pad 3 is detachably mounted at the bottom of the seat pad 2 through a filling pad positioning device 15 arranged on the seat pad supporting frame 12, and the filling pad positioning device 15 is positioned at the bottom of the supporting pad; the filling pad 3 is taken down to expose the through groove 21 of the cushion, so that perineum cleaning and defecation can be conveniently carried out on the old, the filling pad 3 can be conveniently installed back to close the through groove 21 of the cushion after perineum cleaning and defecation, the comfort of sitting of the old is facilitated, meanwhile, the through groove 21 of the cushion is designed to be of a structure similar to a toilet cover on a toilet, the hip can be conveniently exposed, and the hip can not sink into the through groove 21 of the cushion; specifically, fill and fill up positioner 15 for bolt or articulated slab, for during the bolt, the bolt is installed on cushion support frame 12, supports the supporting pad bottom when the bolt stretches out, will fill up 3 to fix in 2 bottoms of cushion, when the bolt contracts back, the bolt breaks away from the supporting pad bottom, fills and fills up 3 and break away from cushion 2, exposes the cushion and leads to groove 21.

In one embodiment, referring to fig. 3 and 6, the armrest 4 includes an adjusting lever 41, a hand-held portion 42 and a plug pin 43; the hand-held part 42 is fixedly arranged on the top of the adjusting rod 41; a plurality of positioning holes 411 are uniformly arranged in the height direction of the adjusting rod 41; the bolt 43 is inserted into the positioning hole 411; a positioning hole for inserting the bolt 43 is also arranged on the handrail positioning installation part 16; specifically, the armrest portion 42 is in a shape of a straight line or a U.

In one embodiment, referring to fig. 7 and 8, the headrest 7 includes a headrest mounting bracket 71, an adjusting seat 72, and a support bracket 73; the headrest mounting frame 71 comprises a U-shaped support frame 711, an adjusting seat mounting groove 712 and an adjusting seat positioning device 713, wherein the adjusting seat mounting groove 712 is formed in the top end of the U-shaped support frame 711, and the adjusting seat positioning device 713 is arranged on two sides of the adjusting seat mounting groove 712; the adjusting seat 72 comprises an adjusting seat body 721 and an adjusting seat mounting block 723, and the adjusting seat mounting block 723 is mounted at the rear part of the adjusting seat body 721; the bottom end of the U-shaped supporting frame 711 is arranged at the rear part of the back cushion 5, the adjusting seat mounting block 723 is sleeved in the adjusting seat mounting groove 712, and the position of the adjusting seat mounting block 723 is fixed by the adjusting seat positioning device 713; the support bracket 73 is arranged at the front part of the adjusting seat 72; the adjusting seat positioning device 713 comprises an adjusting knob and a positioning shaft, the positioning shaft penetrates through the adjusting seat mounting groove 712, and the adjusting knob is arranged at two ends of the positioning shaft; the front-rear angle of the adjustment seat 72 can be adjusted by the adjustment seat positioning means 713.

In an embodiment, referring to fig. 9 and 10, the adjusting seat 72 and the supporting bracket 73 are both arc-shaped, the adjusting seat 72 further includes a supporting bracket first mounting through slot 722 and a supporting bracket positioning device 724, the supporting bracket first mounting through slot 722 is a through slot in the left-right direction of the adjusting seat 72, the supporting bracket positioning device 724 includes a positioning shaft and a positioning knob, one end of the positioning shaft extends into the supporting bracket first mounting through slot 722 from the rear portion of the adjusting seat 72, and the other end is connected to the positioning knob; the support bracket 73 comprises a support bracket second mounting through groove 731 and a support surface 732, the support bracket second mounting through groove 731 is a through groove in the vertical direction of the support bracket 73, and the support surface 732 is the front outer surface of the support bracket 73; the supporting bracket 73 is clamped on the adjusting seat 72 through the supporting bracket first mounting through groove 722 and the supporting bracket second mounting through groove 731, and the supporting bracket 73 can slide left and right along the adjusting seat 72.

In a preferable mode, a ball or a roller is disposed on a groove wall of the first mounting through groove 722 of the support bracket for facilitating the support bracket 73 to slide, so as to increase the flexibility of the support bracket 73 sliding left and right along the adjusting seat 72.

In a preferred mode, a layer of flexible waterproof material, such as leather filled with sponge, is laid on the supporting surface 732; a layer of flexible waterproof material is paved on the contact surfaces of the cushion 2, the back cushion 5 and the filling convex blocks 31, wherein the contact surfaces are in contact with the human body, and if the flexible waterproof material is filled with leather of sponge, the soft contact between the old and the bath chair is ensured, and the comfort level is ensured.

The utility model discloses a help old age to wash and protect chair's application method does: assisting the old to sit on the bath chair, keeping a sitting posture, leaning against the back cushion 5, headrest on the headrest 7, and feet stepping on the pedals 13, so that the accompanying person can take a bath for the old, when needing to perform perineum scrubbing and defecation, directly taking off the filling pad 3 by opening the filling pad positioning device 15, and putting back the filling pad 3 after the perineum scrubbing and defecation are finished; when the attendant stands on one side of the bath chair to help the old to take a bath, the bolt 43 on the armrest 4 can be taken down, and the armrest 4 can be taken down or adjusted to the lowest position, so that the obstruction of the armrest 4 is prevented; when the old people wash their hair, the nursing person supports the back cushion 5 with one hand, takes up the adjusting frame 62 with the other hand, places the nursing person in the limiting groove 63 at a far end away from the old people, the back cushion 5 lies down backwards, (or adjusts the angle of the back cushion 5 before the old people sit on the bath chair, the angle of the back cushion 5 does not need to be adjusted again in the bath process, time and labor are saved), the old people can wash their hair, the adjusting seat positioning device 713 can be loosened to adjust the rising angle of the adjusting seat 72, then the adjusting seat positioning device 713 is screwed to position the adjusting seat 72, the supporting support positioning device 724 can be loosened to enable the supporting support 73 to slide left and right along the adjusting seat 72, the left and right sliding of the supporting support 73 drives the deflection of the head of the old people, the adjusted supporting support 73 is positioned by the supporting support positioning device 724, and the hair washing operation is facilitated.

The old care in this patent name refers to: the old person of help is bathe, has a hair wash etc. and when bathing, having a hair wash protect the old person can not tumble, certainly, this patent the helping old person wash protect the chair also be applicable to disabled person or patient that life self-care ability is not good enough, be suitable for hospital, family, community, endowment institution and use widely.

It is clear that modifications and/or additions of parts may be made to the chair for aiding elderly people and the corresponding method as described heretofore, without departing from the field and scope of the present invention.

It is also clear that, although the present invention has been described in detail, a person of skill in the art shall certainly be able to achieve many other equivalent forms of chair and corresponding method, having the characteristics as set forth in the claims and hence all coming within the field of protection defined thereby.

Claims

1. A washing and nursing chair for old people is characterized in that: comprises a support frame (1), a cushion (2), armrests (4), a back cushion (5), a back cushion angle adjusting device (6) and a headrest (7); the supporting frame (1) comprises an underframe (11), a cushion supporting frame (12), pedals (13), universal wheels (14) and a handrail positioning installation part (16), wherein the cushion supporting frame (12) is installed at the top of the underframe (11), the pedals (13) are installed at the lower part of the front side of the cushion supporting frame (12), the universal wheels (14) with brakes are installed at the bottom of the underframe (11), and the handrail positioning installation part (16) is arranged at the upper parts of the left side and the right side of the cushion supporting frame (12); an extension rod extends from the bottom frame (11) to the rear part of the cushion support frame (12) in the horizontal direction; the back cushion angle adjusting device (6) comprises an adjusting frame hinged part (61), an adjusting frame (62) and a limiting groove (63), the limiting groove (63) is arranged on the extension rod at equal intervals, the adjusting frame hinged part (61) is fixedly arranged at the rear side of the back cushion (5), the top end of the adjusting frame (62) is hinged to the adjusting frame hinged part (61), and the bottom end of the adjusting frame (62) is clamped in the limiting groove (63); the cushion (2) is arranged on the top of the cushion support frame (12); the two handrails (4) are respectively arranged on the handrail positioning installation part (16); one end of the back cushion (5) is hinged at the top of the rear side of the cushion support frame (12); the headrest (7) is arranged at the top of the back cushion (5).

2. The chair as claimed in claim 1, wherein: this help old washing to protect chair still includes filling pad (3), filling pad (3) including filling lug (31) and locate the supporting pad of filling lug (31) bottom, be equipped with on cushion (2) with fill the cushion logical groove (21) that lug (31) match, filling pad (3) are installed in cushion (2) bottom through filling pad positioner (15) detachable that is equipped with on cushion support frame (12), filling pad positioner (15) location is in the supporting pad bottom.

3. The chair as claimed in claim 2, wherein: the filling pad positioning device (15) is a bolt.

4. The chair as claimed in claim 1, wherein: the adjusting frame (62) is in a shape of a square or an I shape.

5. The chair as claimed in claim 1, wherein: the handrail (4) comprises an adjusting rod (41), a hand-held part (42) and a bolt (43); the hand-held part (42) is fixedly arranged at the top of the adjusting rod (41); a plurality of positioning holes (411) are uniformly arranged in the height direction of the adjusting rod (41); the bolt (43) is inserted into the positioning hole (411); a positioning hole for inserting a bolt (43) is also formed in the handrail positioning installation part (16); the hand-holding part (42) is in a straight shape or U-shaped.

6. The chair as claimed in claim 1, wherein: the headrest (7) comprises a headrest mounting frame (71), an adjusting seat (72) and a supporting bracket (73); the headrest mounting frame (71) comprises a U-shaped support frame (711), an adjusting seat mounting groove (712) and an adjusting seat positioning device (713), wherein the adjusting seat mounting groove (712) is formed in the top end of the U-shaped support frame (711), and the adjusting seat positioning device (713) is arranged on two sides of the adjusting seat mounting groove (712); the adjusting seat (72) comprises an adjusting seat body (721) and an adjusting seat mounting block (723), and the adjusting seat mounting block (723) is mounted at the rear part of the adjusting seat body (721); the bottom end of the U-shaped supporting frame (711) is arranged at the rear part of the back cushion (5), the adjusting seat mounting block (723) is sleeved in the adjusting seat mounting groove (712) and the position of the adjusting seat mounting block (723) is fixed through the adjusting seat positioning device (713); the support bracket (73) is arranged at the front part of the adjusting seat (72).

7. The chair as claimed in claim 6, wherein: the adjusting seat positioning device (713) comprises an adjusting knob and a positioning shaft, the positioning shaft penetrates through the adjusting seat mounting groove (712), and the adjusting knob is arranged at two ends of the positioning shaft.

8. The chair as claimed in claim 6, wherein: the adjusting seat (72) and the supporting bracket (73) are both arc-shaped, the adjusting seat (72) further comprises a first supporting bracket mounting through groove (722) and a supporting bracket positioning device (724), the first supporting bracket mounting through groove (722) is a through groove in the left-right direction of the adjusting seat (72), the supporting bracket positioning device (724) comprises a positioning shaft and a positioning knob, one end of the positioning shaft extends into the first supporting bracket mounting through groove (722) from the rear part of the adjusting seat (72), and the other end of the positioning shaft is connected with the positioning knob; the supporting bracket (73) comprises a supporting bracket second mounting through groove (731) and a supporting surface (732), the supporting bracket second mounting through groove (731) is a through groove in the vertical direction of the supporting bracket (73), and the supporting surface (732) is the front outer surface of the supporting bracket (73); the supporting bracket (73) is clamped on the adjusting seat (72) through the supporting bracket first mounting through groove (722) and the supporting bracket second mounting through groove (731), and the supporting bracket (73) can slide left and right along the adjusting seat (72).

9. The chair as claimed in claim 8, wherein: the groove wall of the first mounting through groove (722) of the support bracket is provided with a ball or a roller which is convenient for the support bracket (73) to slide.

10. The chair as claimed in claim 8, wherein: a layer of flexible waterproof material, such as leather filled with sponge, is laid on the supporting surface (732); a layer of flexible waterproof material, such as leather filled with sponge, is laid on the contact surfaces of the cushion (2), the back cushion (5) and the filling convex blocks (31) and the human body.