CN109303439A

CN109303439A - The dynamic foam mattress being used together suitable for the hospital bed with variable-length

Info

Publication number: CN109303439A
Application number: CN201810847857.5A
Authority: CN
Inventors: 凯瑟琳·瓦格纳; 达雷尔·L·伯格曼; 特拉维斯·佩洛; 道格拉斯·E·伯格曼; 凯尔西·G·艾肯斯
Original assignee: Hill Rohm Services
Current assignee: Hill Rohm Services; Hill Rom Services Inc
Priority date: 2017-07-27
Filing date: 2018-07-27
Publication date: 2019-02-05
Anticipated expiration: 2038-07-27
Also published as: JP7374146B2; CN109303439B; JP2019051296A; JP2021106929A; CN113520748A; CN113520748B; JP6869925B2

Abstract

A kind of non-powered mattress comprising surround the cover of frame structure and liner component, which is adapted to engage with hinged frame, to control the movement of the part of liner component and foam frame, in response to the movement of hinged frame.

Description

The dynamic foam mattress being used together suitable for the hospital bed with variable-length

It claims priority

According to United States patent law 35U.S.C. § 119 (e), the interim Shen in the U.S. submitted this application claims on July 27th, 2017 Please No.62/537,943 priority, by reference be clearly incorporated herein.

Technical field

This disclosure relates to the mattresses (cushion) for clinical setting.More specifically, this disclosure relates to non-powered Mattress, which is controlled using self-regulation technology is applied at mattress surface when patient is located in mattress surface Interfacial pressure.

Background technique

Due to hospital bed frame and other patient support devices it is relatively advanced and including it is advanced hingedly with allow more Support surface/mattress supports well to the adjusting and positioning of being customized of patient, therefore on frame are placed on increasingly Complicated position.The component of mattress may result in mattress components relative to the relative movement of frame and position not relative to patient When.In some cases, internal part causes mattress performance to decline in the cover internal shift of mattress.

Summary of the invention

Present disclosure includes one or more features in feature and/or following characteristics recorded in appended claims, These features can be constituted individually or in any combination way can authorize theme.

According to present disclosure in a first aspect, patient support device includes foam frame, liner (capsule) component and cover. Foam frame limits a space.Liner component positions within this space.Liner component includes the liner of multiple foam fillings, each The liner of foam filling is interconnected by manifold and has pressure relieving valve (safety valve, pressure regulator valve), if in liner component Air is discharged from liner component when pressure is more than preset limit.Cover surrounds frame structure and liner component, and is adapted to engage with hinge The frame connect, to control the movement of the part of liner component and foam frame, in response to the movement of hinged frame.

In some embodiments, cover includes the multiple prodgers extended from the bottom surface of cover, which is suitable for holding It is contained in the receiving member being formed in the part of hinged frame, cover to be fixed on to hinged frame at multiple.

In some embodiments, at least one of prodger is fixed on foam frame, and second in prodger At least one prodger is fixed on liner component, and second at least one prodger is not secured to cover.

In some embodiments, liner component is being fixed on cover with the second place that prodger separates.

In some embodiments, cover is configurable to include container (pocket), which accommodates one of liner component Point, liner component is fixed on cover in the second place.

In some embodiments, liner component includes the plate to float relative to the rest part of liner component, the plate Piece interconnects liner component and cover in the second place.

In some embodiments, liner component includes the sheath formed in liner component cover, and plate positions And it can be mobile relative to sheath in sheath.

In some embodiments, plate is semirigid but sufficiently flexible (soft, flexible) to position in a reservoir.

In some embodiments, the second prodger is fixed on liner cover.

In some embodiments, the first prodger is connected to the plate for being fixed on foam frame.

In some embodiments, plate is fixed on foam frame by sheath, so that plate floats in sheath.

In some embodiments, sheath is fixed on foam frame by bonding (glued, to cohere, be bonded).

In some embodiments, foam frame includes the foot portion (section) of the variable punching of length.

According to the second aspect of the present disclosure, patient support device includes the foam frame for limiting a space；It is located in Liner component in the space and the cover for surrounding the frame structure and liner component.Liner component includes that multiple foams are filled out The liner filled.The liner of each foam filling is interconnected by manifold.Manifold has unpowered pressure relieving valve, if be configured to interior Pressure in gallbladder component is more than the preset limit of pressure relieving valve, then discharges air from liner component.Cover surrounds frame structure and interior Gallbladder component, and it is adapted to engage with hinged frame, to control the movement of the part of liner component and foam frame, in response to hinged The movement of frame.

In some embodiments, cover may include the multiple prodgers extended from the bottom surface of cover, and prodger is suitable for It is contained in the receiving member formed in the part of hinged frame, cover to be fixed on to hinged frame at multiple.

In some embodiments, at least one of prodger can be fixed on foam frame, and in prodger Second at least one prodger can be fixed on liner component, and second at least one prodger is not secured to cover.

In some embodiments, liner component can be fixed on cover with the second place that prodger separates.

In some embodiments, cover can be configurable to include container, which accommodates a part of liner component, Liner component is fixed on cover in the second place.

In some embodiments, liner component may include the plate to float relative to the rest part of liner component, And the plate can interconnect liner component and cover in the second place.

In some embodiments, the sheath formed in the includable gallbladder component cover of liner component, and plate It can be positioned in sheath and can be moved relative to sheath.

In some embodiments, plate can be semirigid but sufficiently flexible to position in a reservoir.

In some embodiments, the second prodger can be fixed on liner cover.

In some embodiments, the first prodger may be coupled to the plate for being fixed on foam frame.

In some embodiments, plate can be fixed on foam frame by sheath, so that plate floats in sheath.

In some embodiments, sheath can be by being adhesively fixed in foam frame.

In some embodiments, foam frame may include the foot portion of the variable punching of length.

In some embodiments, the liner of foam filling respectively may include first layer and the second layer.

In some embodiments, first group in the liner of multiple foam fillings can have first performance.Foam is filled out Second group in the liner filled can have and discrepant second performance of first performance.In some embodiments, the performance Difference can make between the head portion of patient support device and torso portion to the patient's being supported on patient support device Support is different.

In some embodiments, each liner may include the transparent window being formed in the wall of the shell of liner.

In some embodiments, coloud coding can be carried out to the performance of specific liner, and transparent window can be by It is positioned to allow for user to identify the color of liner, to identify the performance of specific liner by associated color.

In some embodiments, some in the liner of multiple foams filling may include that non-power check valve (checks Valve, check valve, graduating valve, check valve), if the pressure being configured in liner component is lower than the pressure of atmospheric air, The non-power check valve is opened and atmospheric air is allowed to enter corresponding liner.

Individually or combined with any other (one or more) feature supplementary features (feature such as listed above and/ Or the feature listed in claim) may be constructed and can authorize theme, and will will become to those skilled in the art It is clear that enumerating the realization embodiment recognized at present considering the described in detail below of each embodiment After best mode.

Detailed description of the invention

Detailed description is with particular reference to appended attached drawing, in the accompanying drawings:

Fig. 1 is the perspective view of patient support device, which includes bedstead and the mattress that is supported on bedstead；

Fig. 2 is the decomposition assembling figure of the main component of the mattress of Fig. 1；

Fig. 3 is the detailed decomposition assembling figure of the mattress of Fig. 1, has part to be omitted, which is inverted in Fig. 3, and And the mode that the component of mattress is fixed together is shown, to control mattress components in the mobile period of each component of bedstead Movement；

Fig. 4 is the enlarged drawing for the part being enclosed in circle in Fig. 3；

Fig. 5 is the assembling figure of the liner component of the mattress of Fig. 1；

Fig. 6 is the plan view from above of the liner component of Fig. 5；

Fig. 7 is the right side view of the liner component of Fig. 5；

Fig. 8 is the left side view of the liner component of Fig. 5, and liner component is inverted in fig. 8；

Fig. 9 is the plan view of the liner of the liner component of Fig. 5；

Figure 10 is the side view of the liner of the liner component of Fig. 5, has part to be broken away to show the foaming structure in liner；

Figure 11 is the side view of another liner of the liner component of Fig. 5, has part to be broken away to show the foam in liner Structure, the foaming structure of Figure 11 are different from the foaming structure of Figure 10；

Figure 12 is the decomposition assembling figure of the foam frame of the mattress of Fig. 1；

Figure 13 is the right side view of the core of the mattress of Fig. 1；

Figure 14 is the plan view from above of a part of the foot portion of the punching of the foam frame of the mattress of Fig. 1；

Figure 15 is the plan view from above of the foot portion of the punching of the foam frame of the mattress of Fig. 1；

Figure 16 is the right side view of the foot portion of the punching of the foam frame of the mattress of Fig. 1；

Figure 17 is the perspective view of the prodger extended from the bottom cover of the mattress of Fig. 1, which is configured to and bed Opening engagement in the bed board component of frame；

Figure 18 is the diagram of the opening formed in the head deck of the bedstead of Fig. 1, which is configured to accommodate Figure 17 Prodger；

Figure 19 is the diagram of the opening formed in the foot deck of the bedstead of Fig. 1, which is configured to accommodate Figure 17 Prodger；And

Figure 20 is the perspective view of the lower part cover of the mattress of Fig. 1.

Specific embodiment

With reference to Fig. 1, patient support device 10 is illustratively presented as hospital bed 10.View shown in FIG. 1 is substantially derived from The position oriented at the left side foot (tail end) of hospital bed 10.For orientation purposes, to the discussion of hospital bed 10 by base In the orientation for the patient being supported on dorsal position on hospital bed 10.Therefore, the foot 12 of hospital bed 10 refer to when patient with Near the end of patient feet when dorsal position is supported on hospital bed 10.Hospital bed 10 has the head opposite with foot 12 End 14.Left side 16 refers to the left of the patient when patient is in hospital in hospital bed 10 with dorsal position.Right side 18 refers to the right side of patient Side.When being related to the longitudinal length of hospital bed 10, refer to by substantially between the head end 14 of hospital bed 10 and foot 12 Direction represented by the line of extension.Similarly, the transverse width of hospital bed 10 refer to by substantially left side 16 and right side 18 it Between direction represented by the line that extends.

Hospital bed 10 includes the base frame 20 of support lifting system 22.22 engagement base of lifting system and upper frame 24, so that lifting system 22 makes frame 24 relative to 20 vertical shift of base frame.Lifting system 22 includes head end connecting rod (connection Dynamic device) 27 and foot connecting rod 29.Each self energy independent operation of connecting rod 27 and 29, and can be manipulated into keeps hospital bed 10 mobile Obliquity when being located lower than the foot 12 of upper frame 24 to the head end 14 of upper frame 24.Hospital bed 10 can also move Opposite obliquity is moved, wherein the foot 12 of upper frame 24 is located lower than the head end 14 of frame 24.

Upper frame 24 supports loading frame 26.26 supporting head part bed board 28 of loading frame, the head deck can be relative to negative It is mobile to carry frame 26.Loading frame 26 also supports radial type portions bed board 30 and fixed portions bed board 32, radial type portions bed Plate also can be mobile relative to loading frame 26.Foot deck 34 is also supported by loading frame 26, which is radial type, And it can be mobile relative to loading frame 26.Foot deck 34 in the illustrative embodiments of Fig. 1 is provided for foot's bed The power of plate 34 pivots and the manual stretching, extension and retraction of foot deck 34, to change the length of foot deck 34.In other realities It applies in mode, it is convenient to omit the power of foot deck 34 pivots, and relevant movement can manually occur, or follow hinge Connect the movement of formula portions bed board 30.In addition, in some embodiments, the stretching, extension and retraction of foot deck 34 can be by actuators Power is provided.

Foot deck 34 includes first part 36 and second part 38, and second part is mobile relative to first part 36, with Change the size of foot deck 34.Second part 38 is approximately longitudinally moved relative to first part 36, to change foot deck 34 Longitudinal length, and to change the longitudinal length of hospital bed 10.

Foot's plate 40 is supported by second part 38 and is extended vertically from the upper surface of second part 38 42, in hospital bed Barrier is formed at 10 foot 12.Head plate 44 is located on the rising structure 46 of base frame 20 and extends vertically, to cure Barrier is formed at the head end 14 of institute's hospital bed 10.Left head side rail (bed side plate) 48 is supported by head deck 28 and can be in Fig. 1 Shown in raised position and known in the art fall moved between position.Right head side rail 50 also can be in the rise position of Fig. 1 It sets and falls and moved between position.As shown in Figure 1, in raised position, when side rail 48 and 50 is in raised position, side rail 48 and 50 extend beyond the upper surface 52 of the mattress 54 of hospital bed 10.Falling position, the top edge of left head side rail 48 56 below upper surface 52.

Hospital bed 10 further includes left foot portion side rail 58 and right foot part side rail 60, respectively directly by loading frame 26 Support.Each of side rail 48,50,58 and 60 can be manipulated into the position being lowered to lower than upper surface 52.It should be noted that When head deck 28 is mobile, head side rail 48 and 50 is mobile with head deck 28 so that head side rail keep its with The relative position of patient.This is because both head side rail 48 and 50 is supported by head deck 28.

Referring to figs. 2 and 3, mattress 54 includes core 68, which includes the liner component 70 engaged with foam frame 72. Foam frame 72 includes the foot support 62 of the punching coupled with a pair of longitudinal backing plate 74 and 76.Longitudinal backing plate 74,76 passes through End plate (head of a bed) 78 interconnects, which is laterally extended between backing plate 74,76 at the head end 14 of mattress 54.Core 68 further includes Upper foam 64 and lower layer's foam 66, they are adhesively-bonded together to form top foam support part 65.Longitudinal backing plate 74 and 76 is fixed In the foot support 62 of punching, so that foot support 62, backing plate 74 and 76, end plate 78 and the cooperation of foam support part 65 limit One space 80, liner component 70 position within this space to form core 68.Mattress 54 includes lower part cover 82 and top cover 84, they are fixed together with zipper known in the art.Mattress 54 further includes fire prevention component 126, which is wrapped in On the top of core 68, core 68 is fully enclosed in fire prevention component 126.

As shown in Figure 5 and Figure 6, liner component 70 includes eight liners 96,98,100,102,104,106,107 and 108. Liner is arranged such that liner 108 is located at the foot 12 of liner component 70, and liner 96 is located at head end 14.Often The outer housing 110 of a liner 96,98,100,102,104,106,107 and 108 nylon comprising polyurethane-coated, provides Air-locked shell.As seen in Figure 10 and Figure 11, the inside of each shell 110 is double-deck foaming structure.In Figure 10, bubble Foam structure 112 includes upper layer 114 and lower layer 116.Froth bed 114 and 116 is bonded together.Foaming structure 112 can be under a load Deformation, but elastic expansion is to fill the inner space of shell 110.Similarly, with reference to Figure 11, different foaming structures 142 is wrapped Include the upper layer 144 for being adhered to lower layer 146.Foamed material used in layer 144 and 146 is different from layer 114 and 116, so that foam Structure 142 and 112 has different performance characteristics.In the exemplary embodiment, liner 96,98 and 100 includes foaming structure 112, and liner 102,104,106,107 and 108 includes foaming structure 142.The head that these differences are used for as liner component 70 Partially (including liner 96,98 and 100) relative to the torso portion of liner component 70 (including 102,104,106,107 and of liner 108) different supports is provided.

With reference to Fig. 7, Figure 10 and Figure 11, each shell 110 each is formed as including being formed in the wall 150 of shell 110 Transparent window 148.Window 148 is oriented to overlay on the interface between layer 114 and 116 or layer 144 and 146, so that user can To see the material in shell 110.This allow user area housing parts 110 content, with determine include in shell 110 be bubble Which kind of in foam structure 112 or 142.In the exemplary embodiment, at least one of upper layer 114 or 144 or lower layer 116 Or one in 146 is different color.Therefore, by comparing by the visible color of window 148, assembler can identify spy The characteristic of fixed shell 110, be with the specific liner of determination one of liner 96,98 and 100 is regarded as to be located in head portion, or Person is still regarded as one of liner 102,104,106,107 and 108 and is located in torso portion.

There are pressure release or check-valves 118 at the left side 16 of each shell 110.Each check-valves 118 is constructed At opening when releasing stress in the pressure for being applied to valve being more than valve 118.In the arrangement of liner component 70, valve 118 is arranged At making when the subatmospheric power of the pressure in any one of shell 110, corresponding valve 118 open with allow air from Atmosphere is flowed into corresponding shell 110.

On the right side of liner component 70 18, each shell 110 includes corresponding outlet 120.Each of outlet 120 is It is connected to manifold line 122, so that shell 110 is in fluid communication with each other by outlet 120 and manifold line 122.Manifold line 122 terminate at pressure check valve 124.Pressure check valve 124 is constructed such that the pressure in proper manifold line is more than check-valves 124 when releasing stress, check-valves 124 are opened to allow to discharge pressure to atmosphere.It should be appreciated that the valve 118 as check-valves Air is not allowed to flow to atmosphere by valve 118 from shell 110.Unique flow path of the air from shell to atmosphere is to pass through manifold Pipeline 122 and pressure check valve 124.Similarly, the exclusive path of any shell flowed into shell 110 is by corresponding valve 118。

Therefore, mattress 54 is self-regulation, will be in each liner 96,98,100,102,104,106,107 and 108 Pressure is maintained at the pressure released stress lower than check-valves 124.To unsupported any specific liner 96,98,100,102, 104, the operation of 106,107 and 108 inlet valve 118, this is corresponding liner 96,98,100,102,104,106,107 and 108 Provide air of the Fast Filling from atmosphere.The program help comparatively quickly to regulate and control each liner 96,98,100,102, 104, the pressure in 106,107 and 108, to control the support pressure that patient is subjected to.

Patient be more than the institute of liner component 70 can pneumatic (inflation) support weight in the case where, manifold line 122 and press Pressure discharge in power check-valves 124 allows patient to be supported on each liner 96,98,100,102,104,106,107 and 108 Foaming structure 112 on.In this way, mattress 54 provides the benefit of pneumatic mattress, there is safety for heavier patient, Prevent patient from bottoming out in the surface of the bed board of hospital bed 10.It should be appreciated that when specific liner 96,98,100,102,104, 106,107 and 108 it is unsupported when, foaming structure 112, which also acts as, makes the expansion of shell 110 to generate the purpose of vacuum, which inhales Draw air and passes through valve 118.

In the illustrative embodiments of Figure 10, foaming structure 112 and 142 has similar construction.However, in some realities Apply in mode, the layer 114,116 or 144,146 of foaming structure 112 and 142 can respectively different liner 96,98,100, 102, there is in 104,106,107 and 108 different property.In addition.In some embodiments, foaming structure 112,142 can It to be single layer, or may include more than two layers.

Compound hinged due to bed 10 with several components, movement of the part 38 including bed board 34 relative to part 36, Mattress 54 includes several adaptability for making mattress 54 be suitble to be used together with compound hinged.For example, longitudinal backing plate 74,76 each idiomorphisms As including a series of release slits 128 at the position that is located in longitudinal backing plate 74,76, be positioned at head deck 28 with The intersection of radial type portions bed board 30.When head deck 28 increases, release slit 128 provides the swollen of longitudinal backing plate 74,76 It is swollen.Using release slit 128, the material of removal is seldom, but foam is allowed to expand at the position of slit 128.On the contrary, a series of Notch 130 is located in the interface between radial type portions bed board 30 and foot deck 34.Notch 130 is about triangle, In at the lower surface 132 of longitudinal backing plate 74,76 remove material it is more, notch 130 be too narrow to more becoming up to lower surface 132 every The terminal opened.Notch 130 provides the interface longitudinal direction backing plate 74,76 between radial type portions bed board 30 and foot deck 34 Length stretching, extension (expansion) and retraction.When foot deck 34 is moved down relative to radial type portions bed board 30, surface 132 The material being removed at place allows notch 130 to bounce back, so that the material of longitudinal backing plate 74,76 will not swell.

Liner 96,98,100,102,104,106,107 and 108 be respectively located in cover 172 respective sheath 156,158, 160, in 162,164,166,168 and 170.Cover 172 is formed by fabric, which is stitched into be formed as unified structure Sheath 156,158,160,162,164,166,168 and 170, so that during the frame of bed 10 and the compound hinged of bed board component In, allow liner 96,98,100,102,104,106,107 and 108 to carry out some relative movements, but cover 172 keeps liner 96, the relationship between 98,100,102,104,106,107 and 108.This prevents liner 96,98,100,102,104,106,107 (displacement) is moved out of with 108 and keeps orientation appropriate.

In order to control movement of the mattress 54 relative to the movable member of bed 10, four prodgers (button) 174,176,178 Extend with 180 from the bottom surface of lower part cover 82 182, as shown in Figure 3.Prodger 174,176,178 and 180 similarly arranges, and And the details of prodger 174 is shown in Figure 17, and prodger 174 includes spherical main body 182, the spherical shape main body be couple to from The bar portion 184 that base portion 186 extends.As shown in figure 18, head deck 28 is formed to include slit opening 188.Slit opening 188 It is formed using keyhole (key-hole effect), so that wider portion 190 narrows to smaller portions 192.Slit opening 188 have the longitudinal axis 194 being laterally extended on bed board 28, and wherein slit opening is positioned such that wider portion is located in On the outside of bed board 28.Second slit opening of the mirror image as slit opening 188 is located in the opposite outside of bed board, so that Prodger 178 is located in slit opening 188, and prodger 180 is located in the notch of mirror image.Natural tendency is to make to protrude Part 178 and 180 is pushed into the narrower part 192 of each slit opening.As shown in figure 19, the keyhole opening of another construction 196, which pass through surface 42, is located in the second part 38 of bed board 34.Circular open 198 is positioned at the foot closer to second part 38 End 12, and prodger 174 and 176 is each received in the circular open 198 of corresponding keyhole opening 196, so that bar portion 184 It is pushed into notch 200.When prodger 174,176,178 and 180 is engaged with bed board 28 and bed board 34 respectively, bed board 28,30 Movement with 34 is directly delivered to mattress 54, so that mattress 54 is moved together with bed board 28,30 and 34.

Prodger 174 and 176 is fixed on plate 202, will by nut 204 and gasket 206 (referring to fig. 4) referring to Fig. 3 The plate is adhered on the foot 12 of the foot support 62 of punching, and wherein nut 204 accommodates the screw thread of prodger 174 and 176 Bar 208.Plate 202 is located in the sheath 210 in the foot support 62 for being adhered to punching (referring to Figure 14).As needed, Plate 202 moves freely in sheath 210 along the direction of arrow 212.

Prodger 178 and 180 is fixed in respective plates 214 and 216 shown in Fig. 3.Cover 172 is formed to include lid Piece (rim strip) 218, wherein plate 214 and 216 is fixed on when by corresponding nut 204 that prodger 178 and 180 is fixed Cover plate 218.Plate 214,216 and the cooperation of cover plate 218 are to allow controllable movement of the liner component 70 relative to lower part cover 82.It is logical It crosses plate 220 and liner component 70 is further secured to lower part cover 82, be located in sheath 222, be formed in liner component On the bottom of the sheath 170 of 70 cover 172.Plate 220 includes two flanges 224,226, they are respectively received in container 228 In 230.By the way that material cover plate 232,234 to be welded to the upper surface 236 of lower part cover 82, is formed and held in lower part cover 82 Device 228 and 230.Plate 220 is flexible (elasticity), make it possible to slide flange 224,226 below cover plate 232,234 into Enter in container 228,230.Therefore, at head end 14, liner component 70 is consolidated by plate 214,216 and prodger 178,180 Due to lower part cover 82, and it is with the flange 224,226 being located in container 228,230 that the foot 12 of liner component 70 is fixed In lower part cover 82.

In the mobile period of bed board 28,30 and 34, entire mattress 54 is fixed by prodger 174,176,178,180, and Liner component 70 is matched by the flange 224,226 being located in container 228,230 with plate 214,216 and prodger 178,180 It closes to be held in place.When the second part 38 of bed board 34 is mobile relative to first part 36, the foot portion of punching 62 relative to 70 free wxpansion of liner component and contraction.This facilitates the foot portion 62 of control punching and liner component 70 in bed Position on the appropriate part of plate 28,30,32 and 34.Referring now to Figure 20, fabric cover sheet 238 to be welded to the surface of cover 82 236, so that forming container 240 in the region under a part of the foot portion 62 for being located at punching of cover 82.Container 240 It contains and is positioned at plate 242 therein, and the first part 36 for overlaying on bed board 34 for reinforcing lower part cover 82 and the The part on interface between two parts 38.This prevents first part 36 and second part 38 of the lower part cover 82 in bed board 34 Between Interface Moving during assemble.

The relative movement of bed board 30 and bed board 34, the interface between the foot portion 62 and liner component 70 of punching is by curved Bent (complications).This bending be must adapt to without assembling foam member in the interface.The foot portion 62 of punching includes Relatively relatively soft foam, the heel for the patient on mattress 54 provide release.Foaming structure 112 and 142 is opposite It is firmer, so as to for patient portions (buttocks) and trunk support is provided.With reference to Figure 15 and Figure 16, in order to adapt to transition and limit " sinking " experienced is felt when the foot 12 of system such as patient towards bed 10 is slided and is detached from from bed 10,62 quilt of foot portion of punching It is revised as including foam block 244, which is located in the cantilever extended from the main body 248 of the punching of the foot portion 62 of punching The lower section of component 246.Rigidity provided by the density that foam block 244 has is rigid more than the material of main body 248 and cantilever member 246 Degree.Foam block 244 is formed by removal material, so that backing plate 74,76 cooperates with foam block to form interlocking (notch engages). Cantilever member 246 is overlapped (Chong Die, overlap joint) with backing plate 74,76, to provide uniform upper surface 250.

Referring again to FIGS. 3, lower part cover 82 includes the several structures being formed on lower surface 182, including it is positioned at four Four flax at angle lock tape 270,272,274 and 276.Flax locks tape 270,272,274 and 276 as polyurethane painting The nylon fabric covered is sewn onto the base of lower part cover 82 at every one end of corresponding tape 270,272,274 and 276 Bottom fabric 286.Tape 270,272,274 and 276 is configured to allow for user for example by one jiao of plug of the linen of such as sheet Enter in tape 270,272,274 or 276, linen is fixed on 54 lower section of mattress.Similarly, by four handles 278,280, 282 and 284 are sewn onto substrate and user are positioned to allow for carry mattress 54.Two traveling protective devices 288 and 290 respectively can be fixed Position is above prodger 174,176 and 178,180.Traveling protective device 288 and 290 includes foam and difference is removably solid Due to prodger 174,176 and 178,180, to cover prodger 174,176,178 and 180, so as in the transport phase of mattress 54 Between prevent damage to prodger 174,176,178 and 180.

Although this disclosure relates to particular implementations, it will be appreciated, however, by one skilled in the art that appended not departing from In the case where theme described in claim, various changes can be carried out in form and details.

Claims

1. a kind of patient support device, comprising:

Limit the foam frame in a space；

The liner component being located in the space, the liner component include the liner of multiple foam fillings, each bubble The liner of foam filling is interconnected by manifold, the manifold with unpowered pressure relieving valve, if the pressure relieving valve be configured to it is described Pressure in liner component is more than the preset limit of the pressure relieving valve, then discharges air from the liner component；And

The cover of frame structure and the liner component is surrounded, the cover is adapted to engage with hinged frame, to control in described The movement of the part of gallbladder component and the foam frame, in response to the movement of the hinged frame.

2. patient support device according to claim 1, wherein the cover includes extending from the bottom surface of the cover Multiple prodgers, the prodger is suitable for being contained in the receiving member being formed in the part of the hinged frame, more The cover is fixed on the hinged frame at a point.

3. patient support device according to claim 2, wherein at least one of described prodger is fixed on the bubble Foam frame, and second in the prodger at least one prodger is fixed on the liner component, and described second to A few prodger is not secured to the cover.

4. patient support device according to claim 3, wherein the liner component is in the second separated with prodger The cover is fixed at the place of setting.

5. patient support device according to claim 4, wherein the cover is configurable to include container, the container A part of the liner component is accommodated, the liner component is fixed on the cover in the second place.

6. patient support device according to claim 5, wherein the liner component includes relative to the liner component The plate that floats of rest part, the plate interconnects the liner component and cover in the second place.

7. patient support device according to claim 6, wherein the liner component includes being formed in liner component cover In sheath, and the plate is positioned in the sheath and can be mobile relative to the sheath.

8. patient support device according to claim 7, wherein the plate is semirigid but sufficiently flexible with positioning In the above-described container.

9. patient support device according to claim 8, wherein the second prodger is fixed on the liner cover.

10. patient support device according to claim 9, wherein the first prodger, which is connected to, is fixed on the foam frame The plate of frame.

11. patient support device according to claim 10, wherein the plate is fixed on the foam frame by sheath Frame, so that the plate floats in the sheath.

12. patient support device according to claim 11, wherein the sheath is by being adhesively fixed in the foam frame Frame.

13. patient support device according to claim 12, wherein the foam frame includes the variable punching of length Foot portion.

14. patient support device according to claim 1, wherein the liner of the foam filling respectively includes first layer And the second layer.

15. patient support device according to claim 14, wherein first group in the liner of the multiple foam filling With first performance, and second group of the liner of foam filling have with discrepant second performance of the first performance, and And wherein the difference in performance make it is described to being supported between the head portion and torso portion of the patient support device The support of patient on patient support device is different.

16. patient support device according to claim 15, wherein each liner includes being formed in the liner Transparent window in the wall of shell.

17. patient support device according to claim 16, wherein the performance of specific liner is color coded, and And the transparent window is oriented the color for allowing user to identify the liner, it is described to be identified by being associated with the color The performance of specific liner.

18. patient support device according to claim 1, wherein the foam frame includes the variable punching of length Foot portion.

19. patient support device according to claim 1, wherein each of liner of the multiple foam filling is Including non-power check valve, if the non-power check valve is configured to the pressure in the liner component lower than atmospheric air Pressure, then the non-power check valve open and allow atmospheric air enter corresponding liner.