CN103565623A

CN103565623A - Pressure manual-regulating anti-pressure-sore seat cushion

Info

Publication number: CN103565623A
Application number: CN201210376094.3A
Authority: CN
Inventors: 范立涛; 尤勇; 王珏; 田剑书; 李素姣; 李乐; 李津
Original assignee: SHANGHAI CHUANGSHI INDUSTRY GROUP Co Ltd; Xian Jiaotong University
Current assignee: SHANGHAI CHUANGSHI INDUSTRY GROUP Co Ltd; Xian Jiaotong University
Priority date: 2012-07-18
Filing date: 2012-09-28
Publication date: 2014-02-12

Abstract

The invention relates to a pressure manual-regulating anti-pressure-sore seat cushion, which comprises an airbag array consisting of a plurality of airbags, a plurality of air passages, a substrate, a plurality of air ducts and a manual inflation device, wherein the airbag array is divided into at least four airbag areas; the airbags in each airbag area are communicated, but are not communicated with those in any other adjacent airbag area; the air passages are positioned below the airbag array; each air passage is connected and communicated with at least one of the airbag areas; the airbag array consisting of the airbags and the air passages are arranged on the substrate; the air ducts are arranged in the substrate; one end of each air duct is communicated with the corresponding air passage, and the other end of each air duct extends out of the seat cushion; a joint is arranged at the end, extending out of the seat cushion, of each air duct; a respective valve is arranged on each air duct; the manual inflation device is communicated with the joints of the air ducts through fluid to inflate the airbags.

Description

The anti-pressure ulcer medicated cushion of manual voltage regulation

Technical field

The present invention relates to a kind of medicated cushion, particularly relate to a kind of anti-pressure ulcer medicated cushion of the manual voltage regulation using due to the ill or injured crowd who needs to keep for a long time sitting posture.

Background technology

Pressure ulcer (pressure sores) refers to that body part organizes the stimulation of long-time pressurized or long-term physical chemical factor to cause neurotrophy disorder and disturbance of blood circulation, local organization continuous ischemia, anoxia, malnutrition and cause skin to lose normal function, thus cause soft tissue to fester and downright bad.For example, local organization is subject to continue pressure at right angle, also can be caused by frictional force and shearing force, normally due to 2～3 kinds of power synergy.

Pressure ulcer is clinical common complication, is not protopathy, and it is because other protopathy is without damage that well nursing causes mostly.Once generation pressure ulcer, not only brings huge Physiological Psychology misery and economic pressures to patient, also can increase nurse's work load, when serious, can secondary infection draw septicemia and threat to life.

Most pressure ulcers all can prevent.But in actual case, moist, high heat, age and obesity all can increase the sickness rate of pressure ulcer greatly.Therefore, people adopt variety of way to prevent the generation of pressure ulcer.At present, have cellular-type air ring, the cool fluid cushion of anti-pressure ulcer or other combined type medicated cushion etc. of main use prevent pressure ulcer to produce, but these products all exist medicated cushion, human body are continued to exert pressure, cannot make the stable weak point of shell temperature.

In addition, as shown in FIG. 1A and 1B, publication number is that 5052068 United States Patent (USP) discloses a kind of contoured medicated cushion, it is provided with a plurality of air bags on flexible substrate 2, these air bags have the capsule of losing heart 4, medium air bag 6 and long balloons 8, and these air bags are divided into exterior domain x and inner region y, and the air bag in exterior domain x communicates with each other, air bag in inner region y communicates with each other, but is disconnected between the air bag of exterior domain x and the air bag of inner region y.When user is sitting on this medicated cushion, can be by opening the

valve

42 and 44 that is communicated with respectively exterior domain x and inner region y, and the intracapsular pressure of release exterior domain x and inner region y, thereby the height of air bag in adjustment regional, to be adapted to be sitting in the shape of the human buttock on this medicated cushion, and then sitting posture and the impression of acquisition the most comfortable.

In addition, as shown in Figure 2 A and 2 B, publication number is that 5502885 United States Patent (USP) discloses a kind of subregion air bag cushion, it is provided with a plurality of air bags on substrate 2, these air bags are divided into r, s, t, tetra-regions of u, between each air bag in each region, are communicated with, and between these four regions, by manifold 24, can be communicated with, and, by closing

independent airway

20,21,22,23, can between Shi Zhesige district, not be communicated with yet.Before using this medicated cushion, by the air bag of 26 pairs of regionals of charging valve, inflate, now clamp type hose valve 30 is opened, that is and, r, s, these four regions of t, u are communicated with by manifold 24.After enough air are charged in medicated cushion, close charging valve 26.Then, user is sitting on this medicated cushion, and discharges lentamente air by charging valve 26, and along with the release of air, the buttocks of user is trapped in air bag, when user obtains desirablely while being absorbed in the degree of depth, closes charging valve 26.In addition, user can be closed

independent airway

20,21,22,23, thereby prevents that air from flowing between above-mentioned four regions.The advantage of this patent is similar to a upper patent, by user oneself, discharges air, can obtain the medicated cushion that is extremely close to body shape, and then obtains sitting posture and the impression of the most comfortable.

When the medicated cushion of above-mentioned two patents is applied to keep for a long time the crowd of sitting posture, although it can bring very comfortable sitting posture and impression, these two medicated cushions still can be exerted pressure constantly to human body, therefore still have the probability of very high initiation pressure ulcer.

Summary of the invention

Shortcoming in view of above-mentioned prior art, the anti-pressure ulcer medicated cushion that the object of this invention is to provide a kind of manual voltage regulation, it is inflated and exits by replacing Xing Didui different bladder district, thereby avoids a certain position of human body to exert pressure constantly, and then reduces the probability that causes pressure ulcer.

For reaching above-mentioned purpose, the technical scheme that the present invention utilizes is to provide a kind of anti-pressure ulcer medicated cushion of manual voltage regulation, it comprises: the air bag array that a plurality of air bags form, described air bag array partition is Si Ge air bag district at least, between each air bag in each air bag district, be communicated with, but air bag between any two adjacent air bag districts is not communicated with; Be positioned at many air flues of described air bag array below, every air flue connects at least one of described air bag district and is communicated with it; Substrate, air bag array and described many air flues that described a plurality of air bags form are arranged in this substrate; A plurality of airways, it is arranged in described substrate, and one end of each airway is communicated with corresponding air flue, and the other end extends to outside medicated cushion and is provided with joint, and on each airway, has valve separately; And manual aerating device, described manual aerating device fluid is communicated with each joint of described a plurality of airways, air bag is inflated by manual aerating device.

Preferably, described manual aerating device is communicated with each joint circulation of described a plurality of airways by directional control valve.And the quantity of described air flue is less than the quantity in described air bag district.

In one embodiment of the invention, the clockwise homalographic of described air bag array is divided into Si Ge air bag district successively, i.e. A air bag district, B air bag district, C air bag district and D air bag district; The quantity of described air flue is two, i.e. the first air flue and the second air flue; Wherein, described the first air flue connects described A air bag district and described C air bag district and is communicated with it, and described the second air flue connects described B air bag district and described D air bag district and is communicated with it.

In another embodiment of the present invention, described air bag array take following array partition as A air bag district, B air bag district, C air bag district, D air bag district and E air bag district; Described many air flues have the first air flue, the second air flue and the 3rd air flue; Wherein, described the first air flue connects described A air bag district and described C air bag district and is communicated with it, and described the second air flue connects described B air bag district and described D air bag district and is communicated with it, and described the 3rd air flue connects described E air bag district and is communicated with it; Above-mentioned array is:

[\begin{matrix} E & E & E & E & E & E & E & E & E & E \\ E & E & E & E & E & E & E & E & E & E \\ A & A & A & A & A & B & B & B & B & B \\ A & A & A & A & A & B & B & B & B & B \\ A & A & A & A & A & B & B & B & B & B \\ A & A & A & A & A & B & B & B & B & B \\ D & D & D & D & D & C & C & C & C & C \\ D & D & D & D & D & C & C & C & C & C \\ D & D & D & D & D & C & C & C & C & C \\ D & D & D & D & D & C & C & C & C & C \end{matrix}] .

In another embodiment of the present invention, described air bag array is with following array partition WeiA1 air bag district ,A2 air bag district ,A3 air bag district ,A4 air bag district ,B1 air bag district ,B2 air bag district ,B3 air bag district ,B4 air bag district, C air bag district, D air bag district and E air bag district; Described many air flues have the first air flue, the second air flue, the 3rd air flue, the 4th air flue and the 5th air flue; Wherein, described the first air flue connects described A1, A2, A3 JiA4 air bag district and is communicated with it, described the second air flue connects described B1, B2, B3 JiB4 air bag district and is communicated with it, described the 3rd air flue connects described C air bag district and is communicated with it, described the 4th air flue connects described D air bag district and is communicated with it, and described the 5th air flue connects described E air bag district and is communicated with it; Above-mentioned array is:

[\begin{matrix} E & E & E & E & E & E & E & E & E & E \\ E & E & E & E & E & E & E & E & E & E \\ A 4 & A 4 & A 4 & A 4 & A 4 & B 4 & B 4 & B 4 & B 4 & B 4 \\ A 4 & A 4 & A 4 & A 4 & A 4 & B 4 & B 4 & B 4 & B 4 & B 4 \\ B 3 & B 3 & B 3 & B 3 & B 3 & A 3 & A 3 & A 3 & A 3 & A 3 \\ B 3 & B 3 & B 3 & B 3 & B 3 & A 3 & A 3 & A 3 & A 3 & A 3 \\ A 1 & A 1 & D & D & D & D & D & D & B 1 & B 1 \\ A 1 & A 1 & D & D & D & D & D & D & B 1 & B 1 \\ A 1 & A 1 & B 2 & B 2 & C & C & A 2 & A 2 & B 1 & B 1 \\ A 1 & B 2 & B 2 & B 2 & C & C & A 2 & A 2 & A 2 & B 1 \end{matrix}] .

In yet another embodiment of the present invention, described air bag array is with following array partition WeiA1 air bag district ,A2 air bag district ,A3 air bag district ,B1 air bag district ,B2 air bag district ,B3 air bag district, C air bag district, D air bag district, E air bag district and F air bag district; Described many air flues have the first air flue, the second air flue, the 3rd air flue, the 4th air flue, the 5th air flue and the 6th air flue; Wherein, described the first air flue connects described A1, A2 JiA3 air bag district and is communicated with it, described the second air flue connects described B1, B2 JiB3 air bag district and is communicated with it, described the 3rd air flue connects described C air bag district and is communicated with it, described the 4th air flue connects described D air bag district and is communicated with it, described the 5th air flue connects described E air bag district and is communicated with it, and described the 6th air flue connects described F air bag district and is communicated with it; Above-mentioned array is:

[\begin{matrix} E & E & E & E & E & E & E & E & E & E \\ E & E & E & E & E & E & E & E & E & E \\ A 3 & A 3 & A 3 & A 3 & A 3 & B 3 & B 3 & B 3 & B 3 & B 3 \\ A 3 & A 3 & A 3 & A 3 & A 3 & B 3 & B 3 & B 3 & B 3 & B 3 \\ B 2 & B 2 & B 2 & B 2 & B 2 & A 2 & A 2 & A 2 & A 2 & A 2 \\ B 2 & B 2 & B 2 & B 2 & B 2 & A 2 & A 2 & A 2 & A 2 & A 2 \\ A 1 & A 1 & C & C & C & D & D & D & B 1 & B 1 \\ A 1 & A 1 & C & C & C & D & D & D & B 1 & B 1 \\ A 1 & A 1 & C & C & F & F & D & D & B 1 & B 1 \\ A 1 & C & C & C & F & F & D & D & D & B 1 \end{matrix}] .

In other embodiments of the invention, described air bag array is with following array partition WeiA1 air bag district ,A2 air bag district ,A3 air bag district ,A4 air bag district ,A5 air bag district ,B1 air bag district ,B2 air bag district ,B3 air bag district ,B4 air bag district ,B5 air bag district and C air bag district; Described many air flues have the first air flue, the second air flue and the 3rd air flue; Wherein, described the first air flue connects described A1, A2, A3, A4 JiA5 air bag district and is communicated with it, and described the second air flue connects described B1, B2, B3, B4 JiB5 air bag district and is communicated with it, and described the 3rd air flue connects described C air bag district and is communicated with it; Above-mentioned array is:

Preferably, each air bag in described air bag array is column air bag, this column air bag includes the enclosing cover layer of column and is arranged on the air bag post in this enclosing cover layer, air bag post can be any one or a few the combination in spring, sponge, Cotton Gossypii, cystosepiment, preferred, air bag post is the direct foaming of sponge, and laminating degree, firmness are high, promote the stability in the large of air bag simultaneously, be conducive to keep the shape of air bag.And on this air bag post top, be provided with hydrogel layer, between described air bag post top and described hydrogel layer, be provided with sealant, in the space of fills with air between described enclosing cover layer, described air bag post and described sealant.The inwall close contact of sealant and enclosing cover layer, makes the hydrogel of straight forming can under action of gravity and under human body extruding, not fall down or let out.

The top of enclosing cover layer is the cambered surface raising up, and reduces like this corner angle and has increased contact area.When human body touches the hydrogel layer of top arc shape, there will not be sense of discomfort or pain.

Described column air bag is cylindrical shape, prism shape, square column or cuboid column any one or the combined shaped between them.

The cross section of described column air bag is four jiaos of starriness, and the surrounding of column air bag is circular arc.

The invention has the advantages that, by air bag array partition, it is air bag different and that be interspersed district, and control respectively the pressure of air bag and the persistent period of this pressure in these air bag districts, thus human buttock is intermittently under pressure, prevent the poor blood circulation of skin.Further, column air bag, due to the hydrogel layer and the sealant between air bag post top and hydrogel layer that have on air bag post, makes column air bag can finely prevent that air bag from being scratched thoroughly, has multiple protection functions.Hydrogel layer in column air bag and constant temperature phase-change material make the buttocks surface of user remain on comfortable temperature, have the human body sensory of making and cool off oneself, can produce well all pressure effects.Above being the hydrogel layer of the cambered surface raising up, there is no obvious corner angle, contact area is larger, avoids because of acute angle, causing the disadvantages such as stress concentration, has disperseed load, in permanent contact process, can not experience pain simultaneously.The surrounding of column air bag is circular arc, strengthens and give full play to the mechanical strength of medicated cushion, improves the mobility of plastic cement melt, be convenient to be full of and the demoulding, eliminate the defects such as depression of wall portion turning point, be convenient to machining and the heat treatment of mould, thus the service life of having improved mould.Air bag post has the effect of supporting & stablizing bladder shape, can not cave in and cause profile impaired not because of stability.

Accompanying drawing explanation

Figure 1A is the schematic perspective view of a kind of medicated cushion of the prior art.

Figure 1B is the distribution schematic diagram in the air bag district of medicated cushion shown in Figure 1A.

Fig. 2 A is the schematic perspective view of another kind of medicated cushion of the prior art.

Fig. 2 B is the distribution schematic diagram in the air bag district of medicated cushion shown in Fig. 2 A.

Fig. 3 is perspective exploded view of the present invention.

Fig. 4 is the air bag district distribution schematic diagram of first embodiment of the invention.

Fig. 5 is about the connection diagram of manual aerating device in the present invention.

Fig. 6 is the amplification schematic perspective view of column air bag in the present invention.

Fig. 7 is the amplification profile of column air bag in the present invention.

Fig. 8 is the amplification view in transverse section of column air bag in the present invention.

Fig. 9 is the amplification view in transverse section of the first distressed structure of column air bag in the present invention.

Figure 10 is the amplification view in transverse section of the second distressed structure of column air bag in the present invention.

Figure 11 is the air bag district distribution schematic diagram of second embodiment of the invention.

Figure 12 is the air bag district distribution schematic diagram of third embodiment of the invention.

Figure 13 is the air bag district distribution schematic diagram of four embodiment of the invention.

Figure 14 is the air bag district distribution schematic diagram of fifth embodiment of the invention.

The specific embodiment

Below coordinate accompanying drawing and embodiments of the invention, further set forth the technical scheme that the present invention taked for the attainment of one's purpose.

The technical scheme that the present invention utilizes is to provide a kind of anti-pressure ulcer medicated cushion of manual voltage regulation, comprise: the air bag array that a plurality of air bags form, described air bag array partition is Si Ge air bag district at least, between each air bag in each air bag district, be communicated with, but air bag between any two adjacent air bag districts is not communicated with;

Be positioned at many air flues of described air bag array below, every air flue connects at least one of described air bag district and is communicated with it;

Substrate, air bag array and described many air flues that described a plurality of air bags form are arranged in this substrate;

A plurality of airways, it is arranged in described substrate, and one end of each airway is communicated with corresponding air flue, and the other end extends to outside medicated cushion and is provided with joint, and on each airway, has valve separately; And

Manual aerating device, described manual aerating device fluid is communicated with each joint of described a plurality of airways, air bag is inflated by manual aerating device.

Those skilled in the art will appreciate that above-mentioned manual aerating device can be the conventional aerating device (this aerating device can be bought from the market or customize) such as inflator, pedal aerating device or squash type aerating device.And, thereby manually aerating device can coordinate and by airway, the different bladder district of medicated cushion be inflated with described valve.Such as, when inflate some or several air bags district, the valve on the airway can manual unlocking being communicated with it, and operate manual aerating device this one or several air bag district is inflated, after inflation by valve closing.And when will exit to some or several air bags district, the valve on the airway can manual unlocking being communicated with is with it discharged gas, or by being sitting in the pressure of the user on medicated cushion, gas is discharged from air bag from air bag.

Further, described manual aerating device can be communicated with each joint circulation of described a plurality of airways by directional control valve.This directional control valve can be such as three-position four-way valve, four five-way valves, 12 directional control valves that six-way valve is such, according to the division in different air bag districts, can use different directional control valves, for example corresponding to the following first embodiment of the present invention, can use four five-way valves, corresponding to the following second embodiment of the present invention, can use four five-way valves, corresponding to the following third embodiment of the present invention, can use 12 six-way valves, corresponding to the following fourth embodiment of the present invention, can use 12 six-way valves, corresponding to the following fifth embodiment of the present invention, can use 12 six-way valves.

Use the benefit of directional control valve to be, when concrete use, valve can be remained on to the state of often opening, and select which airway (namely which air bag district) to be communicated with manual aerating device by directional control valve, thereby operating the manual aerating device pair air bag district that several with this (may be also one) airway is communicated with inflates; Which which or also can select airway (namely air bag district) to carry out aerofluxus by directional control valve.

In addition, the quantity of described air flue is less than the quantity in described air bag district.

In first embodiment of the present invention, the clockwise homalographic of described air bag array is divided into Si Ge air bag district successively, i.e. A air bag district, B air bag district, C air bag district and D air bag district; The quantity of described air flue is two, i.e. the first air flue and the second air flue; Wherein, described the first air flue connects described A air bag district and described C air bag district and is communicated with it, and described the second air flue connects described B air bag district and described D air bag district and is communicated with it.

In second embodiment of the present invention, described air bag array partition is A air bag district, B air bag district, C air bag district, D air bag district and E air bag district; Described many air flues have the first air flue, the second air flue and the 3rd air flue; Wherein, described the first air flue connects described A air bag district and described C air bag district and is communicated with it, and described the second air flue connects described B air bag district and described D air bag district and is communicated with it, and described the 3rd air flue connects described E air bag district and is communicated with it.

In the 3rd embodiment of the present invention, described air bag array partition WeiA1 air bag district ,A2 air bag district ,A3 air bag district ,A4 air bag district ,B1 air bag district ,B2 air bag district ,B3 air bag district ,B4 air bag district, C air bag district, D air bag district and E air bag district; Described many air flues have the first air flue, the second air flue, the 3rd air flue, the 4th air flue and the 5th air flue; Wherein, described the first air flue connects described A1, A2, A3 JiA4 air bag district and is communicated with it, described the second air flue connects described B1, B2, B3 JiB4 air bag district and is communicated with it, described the 3rd air flue connects described C air bag district and is communicated with it, described the 4th air flue connects described D air bag district and is communicated with it, and described the 5th air flue connects described E air bag district and is communicated with it.

In the 4th embodiment of the present invention, described air bag array partition WeiA1 air bag district ,A2 air bag district ,A3 air bag district ,B1 air bag district ,B2 air bag district ,B3 air bag district, C air bag district, D air bag district, E air bag district and F air bag district; Described many air flues have the first air flue, the second air flue, the 3rd air flue, the 4th air flue, the 5th air flue and the 6th air flue; Wherein, described the first air flue connects described A1, A2 JiA3 air bag district and is communicated with it, described the second air flue connects described B1, B2 JiB3 air bag district and is communicated with it, described the 3rd air flue connects described C air bag district and is communicated with it, described the 4th air flue connects described D air bag district and is communicated with it, described the 5th air flue connects described E air bag district and is communicated with it, and described the 6th air flue connects described F air bag district and is communicated with it.

In the 5th embodiment of the present invention, described air bag array partition WeiA1 air bag district ,A2 air bag district ,A3 air bag district ,A4 air bag district ,A5 air bag district ,B1 air bag district ,B2 air bag district ,B3 air bag district ,B4 air bag district ,B5 air bag district and C air bag district; Described many air flues have the first air flue, the second air flue and the 3rd air flue; Wherein, described the first air flue connects described A1, A2, A3, A4 JiA5 air bag district and is communicated with it, and described the second air flue connects described B1, B2, B3, B4 JiB5 air bag district and is communicated with it, and described the 3rd air flue connects described C air bag district and is communicated with it.

In the above embodiments, each air bag in air bag array is column air bag, and this column air bag includes the enclosing cover layer of column and is arranged on the air bag post in this enclosing cover layer, and the material of enclosing cover layer is consistent, and be structure as a whole, the wall thickness of enclosing cover layer was up all consistent the end of by.Air bag post is the direct foaming of sponge.And on this air bag post top, be provided with hydrogel layer, hydrogel layer is at the top of air bag post straight forming, and laminating degree and degree of adhesion are very good.In the space of fills with air between described enclosing cover layer, described air bag post and described sealant, thereby control the humidity and temperature of air bag with the exchange that inside air bag carries out gas.Between air bag post top and described hydrogel layer, be provided with sealant.The inwall close contact of sealant and enclosing cover layer.Sealant is consistent with the material of enclosing cover layer, can after post-cure technique, form a sealant with the inwall close contact of enclosing cover layer, guarantees sealing, firmness and the aesthetic property of hydrogel layer.

In the description of background technology above, can know when existing medicated cushion described in background technology is applied to keep for a long time the crowd of sitting posture, although it can bring very comfortable sitting posture and impression, but two medicated cushions of that describe in background technology still can be exerted pressure constantly to human body, therefore still have the probability of very high initiation pressure ulcer.

The present invention is mainly exactly can not realize for medicated cushion of the prior art the improvement that the poor blood circulation that makes human buttock intermittently be under pressure, prevent skin is made.By reference to the accompanying drawings specific embodiments of the invention are done to explanation in more detail respectively below.

Fig. 3 is perspective exploded view of the present invention.As shown in Figure 3, the anti-pressure ulcer medicated cushion 10 of manual voltage regulation comprises air bag array 101, air flue 104, substrate 103 from top to bottom successively, and air flue 104 and air bag array 101 are arranged in this substrate 103, and the anti-pressure ulcer medicated cushion 10 of manual voltage regulation also comprises a plurality of airways 105.Wherein air bag array 101 has a plurality of air bags 100, the air bag array of air bag formation with 10 * 10 in the drawings, certainly this is schematic expression, it can be also 10 * 15 array, 15 * 15 array in actual applications, other form of 15 * 20 array or array of 20 * 20 etc.

Fig. 4 is the air bag district distribution schematic diagram of first embodiment of the invention.As shown in Figure 4, be divided into Si Ge air bag district air bag array 101 homalographics, be A air bag district 110, B air bag district 111, C air bag district 112, D air bag district 113, between each air bag in each air bag district, be communicated with, but air bag between any two adjacent air bag districts is not communicated with; In addition, air bag array 101 belows have the first air flue and the second air flue.Wherein A air bag district 110 is connected by the first air flue with C air bag district 112, and B air bag district 111 is connected by the second air flue with D air bag district 113.As shown in Figure 3, one end of airway 105 is communicated with corresponding air flue 104, and the other end extends to outside medicated cushion and is provided with joint, and on each airway 105, has valve 106 separately.

Another cooperation shown in Fig. 5, the anti-pressure ulcer medicated cushion 10 of manual voltage regulation also comprises manual aerating device 11, these manual aerating device 11 fluids are communicated with each joint of airway 105, or selectively, this manual aerating device 11 can be communicated with each joint circulation of airway 105 by directional control valve 130, at Fig. 5, shown the embodiment with directional control valve, it should be understood that, it is also feasible that directional control valve is not set.

By aforesaid manual aerating device, coordinate the operation of valve, or the operation that manually aerating device coordinates directional control valve, can realize different air bag districts is inflated or exitted.For example, can control A air bag district and C air bag district are inflated, make it remain on higher pressure, and exitted in B air bag district and D air bag district simultaneously, make it remain on lower pressure, such state for example can continue 10-60 minute, then can control B air bag district and D air bag district are inflated, make it remain on higher pressure, and exitted in A air bag district and C air bag district simultaneously, make it remain on lower pressure, such state can continue 10-60 minute equally, and then change into A air bag district and C air bag district are inflated, make it remain on higher pressure, and exitted in B air bag district and D air bag district simultaneously, make it remain on lower pressure.Above-mentioned alternately pressurizes (i.e. inflation) to different air bag districts, can realize the zones of different of sitting buttocks of people on medicated cushion is alternately pressurizeed, thereby avoid a certain position of human body to exert pressure constantly, and then reduce the probability that causes pressure ulcer.

Further, shown in figure 6, Fig. 7, each air bag in air bag array 101 is column air bag 100, and each column air bag 100 can be the same length, can also be the column air bag of different length.This column air bag 100 includes the enclosing cover layer 13 of column and is arranged on the air bag post 14 in this enclosing cover layer 13, and the material of enclosing cover layer 13 is consistent, and is structure as a whole, and the wall thickness of enclosing cover layer 13 was up all consistent the end of by.Air bag post 14 is the direct foamings of sponge, and its laminating degree, firmness are high, promotes the stability in the large of air bag simultaneously, is conducive to keep the shape of air bag.And on these air bag post 14 tops, be provided with hydrogel layer 15, hydrogel layer 15 is at the top of air bag post 14 straight forming, and laminating degree and degree of adhesion are very good.The maintenance coolness that high-moisture in hydrogel and constant temperature phase-change material can continue.In the space of fills with air between described enclosing cover layer 13, described air bag post 14 and described sealant 16, thereby control the humidity and temperature of air bag with the exchange that inside air bag carries out gas.

The top of enclosing cover layer 13 is the cambered surface raising up, and reduces like this corner angle and has increased contact area, when human body touches the hydrogel layer 15 of top arc shape, there will not be sense of discomfort or pain.

Between air bag post 14 tops and hydrogel layer 15, be provided with sealant 16.The inwall close contact of sealant 16 and enclosing cover layer 13.Sealant 16 can be consistent with the material of enclosing cover layer 13, can after post-cure technique, form a sealant 16 with the inwall close contact of enclosing cover layer 13, guarantees sealing, firmness and the aesthetic property of hydrogel layer 15.Make the hydrogel of straight forming can under action of gravity and under human body extruding, not fall down or let out.

As shown in Fig. 8 to Figure 10, the cross section of column air bag 100 is respectively four jiaos of starriness, cylindrical shape or cuboid column.The cross section that those skilled in the art will appreciate that column air bag 100 is not limited to above three kinds of shapes, can also be other shapes of ellipse, triangle, pentalpha etc.

Figure 11 is the air bag district distribution schematic diagram of second embodiment of the invention.From Figure 11 and below array can find out, the air bag in air bag array 101 is divided into E air bag district 210, B air bag district 211, C air bag district 212, D air bag district 213 and A air bag district 214.In Figure 11, remain the air bag array that forms with 10 * 10 air bag corresponding to array below, still, be understandable that to those skilled in the art, also can represent the air bag array that the air bag of other quantity forms.In addition, air bag array 101 belows have the first air flue, the second air flue and the 3rd air flue; Wherein, described the first air flue connects C air bag district 212 and A air bag district 214 and is communicated with it, and the second air flue connects B air bag district 211 and D air bag district 213 and is communicated with it, and the 3rd air flue connects E air bag district 210 and is communicated with it.

[\begin{matrix} E & E & E & E & E & E & E & E & E & E \\ E & E & E & E & E & E & E & E & E & E \\ A & A & A & A & A & B & B & B & B & B \\ A & A & A & A & A & B & B & B & B & B \\ A & A & A & A & A & B & B & B & B & B \\ A & A & A & A & A & B & B & B & B & B \\ D & D & D & D & D & C & C & C & C & C \\ D & D & D & D & D & C & C & C & C & C \\ D & D & D & D & D & C & C & C & C & C \\ D & D & D & D & D & C & C & C & C & C \end{matrix}]

Further, in the present embodiment, in the anti-pressure ulcer medicated cushion of manual voltage regulation, manually connected mode and first embodiment of aerating device are similar.Thereby make manual aerating device coordinate valve and/or directional control valve, can realize different air bag districts is inflated or exitted.For example, can control A air bag district and C air bag district are inflated, make it remain on higher pressure, and exitted in B air bag district and D air bag district simultaneously, make it remain on lower pressure, such state for example can continue 10-60 minute; Then can control B air bag district and D air bag district are inflated, make it remain on higher pressure, and exitted in A air bag district and C air bag district simultaneously, make it remain on lower pressure, such state can continue 10-60 minute equally; And then change into A air bag district and C air bag district are inflated, make it remain on higher pressure, and exitted in B air bag district and D air bag district simultaneously, make it remain on lower pressure.In the process of using, E air bag district is the place that human body thigh downside contacts, can control separately E air bag district is inflated or exitted, the frequency of inflation or venting can be different from other air bag districts with air pressure, or, once the air pressure in this E air bag district can be inflation, just keep constant afterwards.The above-mentioned air bag district to different inflates respectively or exits, and can realize the zones of different of sitting buttocks of people on medicated cushion is alternately pressurizeed, thereby avoid a certain position of human body to exert pressure constantly, and then reduce the probability that causes pressure ulcer.

Figure 12 is the air bag district distribution schematic diagram of third embodiment of the invention.From Figure 12 and below array can find out, the air bag in air bag array 101 is divided into 322 ,B4 air bag districts 323,321 ,B3 air bag district, 320 ,B2 air bag district, 313 ,B1 air bag district, 312 ,A4 air bag district, 311 ,A3 air bag district, 310 ,A2 air bag district, A1 air bag district, C air bag district 330, D air bag district 340 and E air bag district 350.In Figure 12, remain the air bag array that forms with 10 * 10 air bag corresponding to array below, still, be understandable that to those skilled in the art, also can represent the air bag array that the air bag of other quantity forms.In addition, air bag array 101 belows have the first air flue, the second air flue, the 3rd air flue, the 4th air flue and the 5th air flue.Wherein, the first air flue connects 310 312 HeA4 air bag districts 313,311 ,A3 air bag district, ,A2 air bag district, A1 air bag district and is communicated with it, the second air flue connects 320 322 HeB4 air bag districts 323,321 ,B3 air bag district, ,B2 air bag district, B1 air bag district and is communicated with it, the 3rd air flue connects C air bag district 330 and is communicated with it, the 4th air flue connects D air bag district 340 and is communicated with it, and the 5th air flue connects E air bag district 350 and is communicated with it.

[\begin{matrix} E & E & E & E & E & E & E & E & E & E \\ E & E & E & E & E & E & E & E & E & E \\ A 4 & A 4 & A 4 & A 4 & A 4 & B 4 & B 4 & B 4 & B 4 & B 4 \\ A 4 & A 4 & A 4 & A 4 & A 4 & B 4 & B 4 & B 4 & B 4 & B 4 \\ B 3 & B 3 & B 3 & B 3 & B 3 & A 3 & A 3 & A 3 & A 3 & A 3 \\ B 3 & B 3 & B 3 & B 3 & B 3 & A 3 & A 3 & A 3 & A 3 & A 3 \\ A 1 & A 1 & D & D & D & D & D & D & B 1 & B 1 \\ A 1 & A 1 & D & D & D & D & D & D & B 1 & B 1 \\ A 1 & A 1 & B 2 & B 2 & C & C & A 2 & A 2 & B 1 & B 1 \\ A 1 & B 2 & B 2 & B 2 & C & C & A 2 & A 2 & A 2 & B 1 \end{matrix}]

Further, in the present embodiment, in the anti-pressure ulcer medicated cushion of manual voltage regulation, manually connected mode and first embodiment of aerating device are similar.Thereby make manual aerating device coordinate valve and/or directional control valve, can realize different air bag districts is inflated or exitted.For example, can control DuiA1 air bag district ,A2 air bag district ,A3 air bag district ,A4 air bag district inflates, make it remain on higher pressure, and exit in DuiB1 air bag district ,B2 air bag district ,B3 air bag district ,B4 air bag district simultaneously, make it remain on lower pressure, continue for some time, such as 10-60 minute; Exit in DuiA1 air bag district ,A2 air bag district ,A3 air bag district ,A4 air bag district afterwards, make it remain on lower pressure, and inflate in DuiB1 air bag district ,B2 air bag district ,B3 air bag district ,B4 air bag district simultaneously, make it remain on higher pressure, what replace and so forth inflating or exitting.Simultaneously, also with certain frequency, respectively C air bag district, D air bag district and E air bag district are inflated and exitted, to coordinate inflation and the venting in above-mentioned A1 air bag district ,A2 air bag district ,A3 air bag district ,A4 air bag district HeB1 air bag district ,B2 air bag district ,B3 air bag district ,B4 air bag district.C air bag district, D air bag district and the inflation in E air bag district and the frequency of venting and pressure can be identical, also can be different, these can regulate accordingly according to actual user, and, once the air pressure in this E air bag district no longer changes with regard to keeping constant after can inflating.What above-mentioned air bag district was frequently replaced inflating and exitting, make like this pressure in different bladder district often change, can realize the zones of different of sitting buttocks of people on medicated cushion is alternately pressurizeed, thereby avoid a certain position of human body to exert pressure constantly, and then reduce the probability that causes pressure ulcer.

Figure 13 is the air bag district distribution schematic diagram of four embodiment of the invention.From Figure 13 and below array can find out, the air bag in air bag array 101 is divided into 421 ,B3 air bag districts 422,420 ,B2 air bag district, 412 ,B1 air bag district, 411 ,A3 air bag district, 410 ,A2 air bag district, A1 air bag district, C air bag district 430, D air bag district 440, E air bag district 450 and F air bag district 460.In Figure 13, remain the air bag array that forms with 10 * 10 air bag corresponding to array below, still, to those skilled in the art, also can represent the air bag array that the air bag of other quantity forms.In addition, air bag array 101 belows have the first air flue, the second air flue, the 3rd air flue, the 4th air flue, the 5th air flue and the 6th air flue; Wherein, the first air flue connects 411 HeA3 air bag districts 412,410 ,A2 air bag district, A1 air bag district and is communicated with it, the second air flue connects 421 HeB3 air bag districts 422,420 ,B2 air bag district, B1 air bag district and is communicated with it, the 3rd air flue connects C air bag district 430 and is communicated with it, the 4th air flue connects D air bag district 440 and is communicated with it, the 5th air flue connects E air bag district 450 and is communicated with it, and the 6th air flue connects F air bag district 460 and is communicated with it.

[\begin{matrix} E & E & E & E & E & E & E & E & E & E \\ E & E & E & E & E & E & E & E & E & E \\ A 3 & A 3 & A 3 & A 3 & A 3 & B 3 & B 3 & B 3 & B 3 & B 3 \\ A 3 & A 3 & A 3 & A 3 & A 3 & B 3 & B 3 & B 3 & B 3 & B 3 \\ B 2 & B 2 & B 2 & B 2 & B 2 & A 2 & A 2 & A 2 & A 2 & A 2 \\ B 2 & B 2 & B 2 & B 2 & B 2 & A 2 & A 2 & A 2 & A 2 & A 2 \\ A 1 & A 1 & C & C & C & D & D & D & B 1 & B 1 \\ A 1 & A 1 & C & C & C & D & D & D & B 1 & B 1 \\ A 1 & A 1 & C & C & F & F & D & D & B 1 & B 1 \\ A 1 & C & C & C & F & F & D & D & D & B 1 \end{matrix}]

Further, in the present embodiment, in the anti-pressure ulcer medicated cushion of manual voltage regulation, manually connected mode and first embodiment of aerating device are similar.Thereby make manual aerating device coordinate valve and/or directional control valve, can realize different air bag districts is inflated or exitted.For example, can control DuiA1 air bag district ,A2 air bag district ,A3 air bag district and inflate, make it remain on higher pressure, and exit in DuiB1 air bag district ,B2 air bag district ,B3 air bag district simultaneously, make it remain on lower pressure, continue for some time, such as 10-60 minute; Exit in DuiA1 air bag district ,A2 air bag district ,A3 air bag district afterwards, make it remain on lower pressure, and inflate in DuiB1 air bag district ,B2 air bag district ,B3 air bag district simultaneously, makes it remain on higher pressure, continue for some time, such as 10-60 minute; What replace and so forth inflating or exitting.Meanwhile, also with certain frequency, respectively C air bag district, D air bag district, E air bag district and F air bag district are inflated and exitted, to coordinate inflation and the venting in above-mentioned A1 air bag district ,A2 air bag district ,A3 air bag district HeB1 air bag district ,B2 air bag district ,B3 air bag district.Identical with the 3rd embodiment, C air bag district, D air bag district, E air bag district and the inflation in F air bag district and the frequency of venting and pressure also can regulate in the present embodiment, and, once the air pressure in this E air bag district no longer changes with regard to keeping constant after can inflating.Make like this pressure in different bladder district often change, can realize the zones of different of sitting buttocks of people on medicated cushion is alternately pressurizeed, thereby avoid a certain position of human body to exert pressure constantly, and then reduce the probability that causes pressure ulcer.

Figure 14 is the air bag district distribution schematic diagram of fifth embodiment of the invention.From Figure 14 and below array can find out, the air bag in air bag array 101 is divided into 520 ,B2 air bag district, 521 523 ,B5 air bag districts 524,522 ,B4 air bag district, ,B3 air bag district and C air bag districts 530,514 ,B1 air bag district, 513 ,A5 air bag district, 512 ,A4 air bag district, 511 ,A3 air bag district, 510 ,A2 air bag district, A1 air bag district.In Figure 14, be the air bag array that forms with 20 * 20 air bag corresponding to array below, these are different from the expression with 10 * 10 air bag in other embodiment, in other embodiments, in array, an alphabetical position is just directly corresponding to an air bag, and in the present embodiment, an alphabetical position in array is corresponding to four air bags below, thereby forms 20 * 20 air bag array.Certainly, this is schematically expression just, and those skilled in the art also can come with the air bag of other quantity an alphabetical position in corresponding array below, for example, and three air bags, five air bags, nine air bags etc.Therefore, although be that the air bag array forming with 10 * 10 air bags comes illustrated in other embodiments, but be understandable that, its air bag array that also can form with 20 * 20 air bags illustrates, or illustrate with the air bag array that the air bag of other quantity forms.In addition, air bag array 101 belows have the first air flue, the second air flue and the 3rd air flue; Wherein, the first air flue connects 511 513 HeA5 air bag districts 514,512 ,A4 air bag district, ,A3 air bag district, 510 ,A2 air bag district, A1 air bag district and is communicated with it, the second air flue connects 521 523 HeB5 air bag districts 524,522 ,B4 air bag district, ,B3 air bag district, 520 ,B2 air bag district, B1 air bag district and is communicated with it, and the 3rd air flue connects C air bag district 530 and is communicated with it.

Further, in the present embodiment, in the anti-pressure ulcer medicated cushion of manual voltage regulation, manually connected mode and first embodiment of aerating device are similar.Thereby make manual aerating device coordinate valve and/or directional control valve, can realize different air bag districts is inflated or exitted.For example, can control DuiA1 air bag district ,A2 air bag district ,A3 air bag district ,A4 air bag district ,A5 air bag district inflates, make it remain on higher pressure, and exit in DuiB1 air bag district ,B2 air bag district ,B3 air bag district ,B4 air bag district ,B5 air bag district simultaneously, make it remain on lower pressure, continue for some time, such as 10-60 minute; Exit in DuiA1 air bag district ,A2 air bag district ,A3 air bag district ,A4 air bag district ,A5 air bag district afterwards, make it remain on lower pressure, and B 1 air bag district ,B2 air bag district ,B3 air bag district ,B4 air bag district ,B5 air bag district is inflated simultaneously, make it remain on higher pressure, continue for some time, such as 10-60 minute; What replace and so forth inflating or exitting.Simultaneously, also with certain frequency, C air bag district is inflated and exitted, to coordinate inflation and the venting in above-mentioned A1 air bag district ,A2 air bag district ,A3 air bag district ,A4 air bag district ,A5 air bag district HeB1 air bag district ,B2 air bag district ,B3 air bag district ,B4 air bag district ,B5 air bag district, or, once the air pressure in this C air bag district no longer changes with regard to keeping constant after also can inflating.Make like this pressure in different bladder district often change, can realize the zones of different of sitting buttocks of people on medicated cushion is alternately pressurizeed, thereby avoid a certain position of human body to exert pressure constantly, and then reduce the probability that causes pressure ulcer.

In the various embodiments described above, the inflation in each air bag district or the frequency of venting and air pressure can regulate accordingly according to different patients, such as patient can arrange pressure and the time of inflation or venting according to the locomotivity of self and body weight; Or, more can adjust arbitrarily according to the personal feeling of user the time of inflation and/or the venting in each air bag district.

The inflation in the different bladder district in the above embodiment of the present invention or deflation status are illustrative principle of the present invention and effect thereof, the inflation in different bladder district or the frequency of venting or air pressure can be identical, also can be different, the variation pattern that can also carry out suitable adjusting and make various feasibilities according to the situation of different user.Connected mode between a plurality of air bags in above embodiments of the invention Zhong， air bag district is diversified, is not well-determined connected mode, as long as can guarantee that the gas in each air bag in each air bag district is what to be communicated with.

The present invention can effectively prevent the generation of pressure ulcer, as a usage example, in use, when the buttocks of human body is sitting on the anti-pressure ulcer medicated cushion of manual voltage regulation, can to different air bag districts, inflate and aerofluxus as required, respectively the pressure in different bladder district and pressure duration are controlled, according to patient's self situation, carry out setting pressure and pressure duration, thereby make the different parts of buttocks can be subject to identical or different pressure within the different time or in the identical time.When patient's buttocks long-term contact with medicated cushion time, can increase other device air bag is blown, can reduce the temperature and humidity of balloon surface.

Above-described embodiment is for illustrative principle of the present invention and effect thereof, but the present invention is not limited to above-mentioned embodiment.Any person skilled in the art person all can, under spirit of the present invention and category, in claim protection domain, modify to above-described embodiment.So protection scope of the present invention, should be as listed in claims of the present invention.

Claims

1. an anti-pressure ulcer medicated cushion for manual voltage regulation, is characterized in that, comprising:

The air bag array that a plurality of air bags form, described air bag array partition is Si Ge air bag district at least, be communicated with, but air bag between any two adjacent air bag districts is not communicated with between each air bag in each air bag district;

2. the anti-pressure ulcer medicated cushion of manual voltage regulation according to claim 1, is characterized in that, described manual aerating device is communicated with each joint circulation of described a plurality of airways by directional control valve.

3. the anti-pressure ulcer medicated cushion of manual voltage regulation according to claim 2, is characterized in that, the quantity of described air flue is less than the quantity in described air bag district.

4. the anti-pressure ulcer medicated cushion of manual voltage regulation according to claim 3, is characterized in that, the clockwise homalographic of described air bag array is divided into Si Ge air bag district successively, i.e. A air bag district, B air bag district, C air bag district and D air bag district; The quantity of described air flue is two, i.e. the first air flue and the second air flue; Wherein, described the first air flue connects described A air bag district and described C air bag district and is communicated with it, and described the second air flue connects described B air bag district and described D air bag district and is communicated with it.

5. the anti-pressure ulcer medicated cushion of manual voltage regulation according to claim 3, is characterized in that, described air bag array take following array partition as A air bag district, B air bag district, C air bag district, D air bag district and E air bag district; Described many air flues have the first air flue, the second air flue and the 3rd air flue; Wherein, described the first air flue connects described A air bag district and described C air bag district and is communicated with it, and described the second air flue connects described B air bag district and described D air bag district and is communicated with it, and described the 3rd air flue connects described E air bag district and is communicated with it; Above-mentioned array is:

[\begin{matrix} E & E & E & E & E & E & E & E & E & E \\ E & E & E & E & E & E & E & E & E & E \\ A & A & A & A & A & B & B & B & B & B \\ A & A & A & A & A & B & B & B & B & B \\ A & A & A & A & A & B & B & B & B & B \\ A & A & A & A & A & B & B & B & B & B \\ D & D & D & D & D & C & C & C & C & C \\ D & D & D & D & D & C & C & C & C & C \\ D & D & D & D & D & C & C & C & C & C \\ D & D & D & D & D & C & C & C & C & C \end{matrix}] .

6. the anti-pressure ulcer medicated cushion of manual voltage regulation according to claim 3, it is characterized in that, described air bag array is with following array partition WeiA1 air bag district ,A2 air bag district ,A3 air bag district ,A4 air bag district ,B1 air bag district ,B2 air bag district ,B3 air bag district ,B4 air bag district, C air bag district, D air bag district and E air bag district; Described many air flues have the first air flue, the second air flue, the 3rd air flue, the 4th air flue and the 5th air flue; Wherein, described the first air flue connects described A1, A2, A3 JiA4 air bag district and is communicated with it, described the second air flue connects described B1, B2, B3 JiB4 air bag district and is communicated with it, described the 3rd air flue connects described C air bag district and is communicated with it, described the 4th air flue connects described D air bag district and is communicated with it, and described the 5th air flue connects described E air bag district and is communicated with it; Above-mentioned array is:

[\begin{matrix} E & E & E & E & E & E & E & E & E & E \\ E & E & E & E & E & E & E & E & E & E \\ A 4 & A 4 & A 4 & A 4 & A 4 & B 4 & B 4 & B 4 & B 4 & B 4 \\ A 4 & A 4 & A 4 & A 4 & A 4 & B 4 & B 4 & B 4 & B 4 & B 4 \\ B 3 & B 3 & B 3 & B 3 & B 3 & A 3 & A 3 & A 3 & A 3 & A 3 \\ B 3 & B 3 & B 3 & B 3 & B 3 & A 3 & A 3 & A 3 & A 3 & A 3 \\ A 1 & A 1 & D & D & D & D & D & D & B 1 & B 1 \\ A 1 & A 1 & D & D & D & D & D & D & B 1 & B 1 \\ A 1 & A 1 & B 2 & B 2 & C & C & A 2 & A 2 & B 1 & B 1 \\ A 1 & B 2 & B 2 & B 2 & C & C & A 2 & A 2 & A 2 & B 1 \end{matrix}] .

7. the anti-pressure ulcer medicated cushion of manual voltage regulation according to claim 3, it is characterized in that, described air bag array is with following array partition WeiA1 air bag district ,A2 air bag district ,A3 air bag district ,B1 air bag district ,B2 air bag district ,B3 air bag district, C air bag district, D air bag district, E air bag district and F air bag district; Described many air flues have the first air flue, the second air flue, the 3rd air flue, the 4th air flue, the 5th air flue and the 6th air flue; Wherein, described the first air flue connects described A1, A2 JiA3 air bag district and is communicated with it, described the second air flue connects described B1, B2 JiB3 air bag district and is communicated with it, described the 3rd air flue connects described C air bag district and is communicated with it, described the 4th air flue connects described D air bag district and is communicated with it, described the 5th air flue connects described E air bag district and is communicated with it, and described the 6th air flue connects described F air bag district and is communicated with it; Above-mentioned array is:

[\begin{matrix} E & E & E & E & E & E & E & E & E & E \\ E & E & E & E & E & E & E & E & E & E \\ A 3 & A 3 & A 3 & A 3 & A 3 & B 3 & B 3 & B 3 & B 3 & B 3 \\ A 3 & A 3 & A 3 & A 3 & A 3 & B 3 & B 3 & B 3 & B 3 & B 3 \\ B 2 & B 2 & B 2 & B 2 & B 2 & A 2 & A 2 & A 2 & A 2 & A 2 \\ B 2 & B 2 & B 2 & B 2 & B 2 & A 2 & A 2 & A 2 & A 2 & A 2 \\ A 1 & A 1 & C & C & C & D & D & D & B 1 & B 1 \\ A 1 & A 1 & C & C & C & D & D & D & B 1 & B 1 \\ A 1 & A 1 & C & C & F & F & D & D & B 1 & B 1 \\ A 1 & C & C & C & F & F & D & D & D & B 1 \end{matrix}] .

8. the anti-pressure ulcer medicated cushion of manual voltage regulation according to claim 3, it is characterized in that, described air bag array is with following array partition WeiA1 air bag district ,A2 air bag district ,A3 air bag district ,A4 air bag district ,A5 air bag district ,B1 air bag district ,B2 air bag district ,B3 air bag district ,B4 air bag district ,B5 air bag district and C air bag district; Described many air flues have the first air flue, the second air flue and the 3rd air flue; Wherein, described the first air flue connects described A1, A2, A3, A4 JiA5 air bag district and is communicated with it, and described the second air flue connects described B1, B2, B3, B4 JiB5 air bag district and is communicated with it, and described the 3rd air flue connects described C air bag district and is communicated with it; Above-mentioned array is:

9. according to the anti-pressure ulcer medicated cushion of the manual voltage regulation described in any one in claim 1-8, it is characterized in that, each air bag in described air bag array is column air bag, this column air bag includes the enclosing cover layer of column and is arranged on the air bag post in this enclosing cover layer, and be provided with hydrogel layer on this air bag post top, between described air bag post top and described hydrogel layer, be provided with sealant, in the space of fills with air between described enclosing cover layer, described air bag post and described sealant.