CN107126334B - A kind of hospital bed device and the method by hospital bed device realization repeated positioning - Google Patents

A kind of hospital bed device and the method by hospital bed device realization repeated positioning Download PDF

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Publication number
CN107126334B
CN107126334B CN201610111725.7A CN201610111725A CN107126334B CN 107126334 B CN107126334 B CN 107126334B CN 201610111725 A CN201610111725 A CN 201610111725A CN 107126334 B CN107126334 B CN 107126334B
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Prior art keywords
cell
patient
hospital bed
bed device
height
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CN107126334A (en
Inventor
王益锋
张戈
张一戈
龚飞
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Shanghai United Imaging Healthcare Co Ltd
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Shanghai United Imaging Healthcare Co Ltd
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    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61GTRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
    • A61G13/00Operating tables; Auxiliary appliances therefor
    • A61G13/009Physiotherapeutic tables, beds or platforms; Chiropractic or osteopathic tables
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61GTRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
    • A61G13/00Operating tables; Auxiliary appliances therefor
    • A61G13/02Adjustable operating tables; Controls therefor
    • A61G13/08Adjustable operating tables; Controls therefor the table being divided into different adjustable sections
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61GTRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
    • A61G2200/00Information related to the kind of patient or his position
    • A61G2200/30Specific positions of the patient
    • A61G2200/32Specific positions of the patient lying
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61GTRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
    • A61G2203/00General characteristics of devices
    • A61G2203/30General characteristics of devices characterised by sensor means
    • A61G2203/34General characteristics of devices characterised by sensor means for pressure

Abstract

The invention discloses a kind of hospital bed devices, including bed board comprising at least one height-adjustable cell, it is mutually indepedent between the cell;At least one sensor unit is used to measure parameter relevant to the pressure being applied on the cell;At least one driving unit, its height for being used to adjust the cell, and, control unit, its input terminal is connect with the sensor unit, and output end is connect with the driving unit, and the height of the cell is adjusted for the driving unit according to the state modulator that sensor unit measures, so that bed board is formed and the consistent shape of patient body position, and save the elevation information of the cell after adjusting.The repeated positioning of patient may be implemented by the hospital bed device.

Description

A kind of hospital bed device and the method by hospital bed device realization repeated positioning
Technical field
The present invention relates to field of medical device more particularly to a kind of hospital bed devices that patient may be implemented and put position repeatability.
Background technique
It is known that radiotherapy be oncotherapy most important, most basic one of means, radiotherapy usually have compared with Long treatment cycle (4-6 weeks), when carrying out radiotherapy or imaging every time, it is desirable that the position of patient is consistent as far as possible, i.e., not Require nothing more than equal centers alignment, it is also necessary to which the posture of patient remains unchanged as far as possible, to ensure the opposite position between each histoorgan It sets and is consistent with when formulating radiotherapy treatment planning.
In order to reach above-mentioned requirements, it is auxiliary that the fixed device such as mask, body cover, vacuum pad or breast bracket clinically can be used It helps patient to position, such as assists patient to position usually using vacuum pad, protect patient in entire radiation therapy process Hold the same position.Vacuum pad is a kind of soft bag, and inside can be with filler particles shape substance.When to patient's positioning, by vacuum Pad is placed under patient's body, forms the shape coincideing with patient size, then extracts the air in vacuum pad out, after air is extracted, Vacuum pad quality is hardened, to form the shape to fit like a glove with the posture of patient, and is saved.In a course for the treatment of, suffer from It is all lain on this vacuum pad when person treats every time, so that position is consistent.
But body cover, mask, vacuum pad or breast bracket etc. are customized according to individual patient, and a certain amount of consumption is needed Material, and the situations such as material deformation or loss are likely to occur in the course for the treatment of, cause to cause large effect to the course for the treatment of.
Summary of the invention
In order to solve the above-mentioned technical problems, the present invention provides a kind of new hospital bed devices, comprising:
Bed board comprising at least one height-adjustable cell, it is mutually indepedent between the cell;At least one Sensor unit is used to measure parameter relevant to the pressure being applied on the cell;At least one driving unit, For adjusting the height of the cell, and, control unit, input terminal is connect with the sensor unit, output end with The driving unit connection, adjusts the cell for the driving unit according to the state modulator that sensor unit measures Highly, so that bed board is formed and the consistent shape of patient body position, and the elevation information of the cell after adjusting is saved.
Further, described control unit is also used to the elevation information according to cell corresponding with patient, control driving Unit adjusts the height of the cell, so that the height of the cell is identical as the height of preservation.
Optionally, the driving unit includes encoder, and the encoder is used to obtain the elevation information of corresponding unit lattice.
Optionally, the cell is grid, and the side size range of the grid is 0.5cm~3cm.
Optionally, the cell size of the bed board surrounding is bigger than the cell size among bed board.
Optionally, the sensor unit is pressure sensor.
Optionally, the pressure sensor is arranged in the upper surface of the cell.
Optionally, the driving unit is motor or jack.
Optionally, the upper surface of the cell is the cambered surface of protrusion.
Optionally, the hospital bed device further includes shell, and the bed board, sensor unit and driving unit are arranged at institute It states in shell.
It is corresponding, the method that patient puts position is recorded by hospital bed device the present invention also provides a kind of, comprising:
Patient is placed on the bed board of the hospital bed device, the bed board includes at least one height-adjustable unit Lattice;
The pressure signal on the cell is detected by least one sensor unit;
Driving unit mobile unit lattice are controlled according to the pressure signal;
The elevation information of cell after saving movement.
Optionally, the elevation information of corresponding unit lattice is obtained by the encoder of driving unit.
Optionally, judge whether the pressure signal value of sensor unit detection tends towards stability, if so, stopping mobile unit Lattice, and the elevation information of the cell after movement is saved, if it is not, then continuing to move to cell.
Optionally, judge whether the cell at maximum pressure moves to maximum stroke, if so, stopping mobile all Cell, and the elevation information of the cell after movement is saved, if it is not, then continuing to move to cell.
Corresponding, the present invention also provides a kind of methods for realizing patient's repeated positioning by hospital bed device, comprising:
The elevation information of cell corresponding with patient is obtained,
Control driving unit mobile unit lattice to the consistent height of the elevation information of acquisition.
Compared with the prior art, hospital bed device of the invention has the effect that
1, using the Memorability of hospital bed, the pendulum position information of patient is converted into the elevation information of cell, and carry out number Change storage, to realize that patient puts the repeatability of position;
2, using the adaptivity of hospital bed, so that the hospital bed device is suitable for different patients, consolidating using auxiliary is not needed Determine device, on the one hand, reduce consumptive material, on the other hand save the cost avoids the fixation device of auxiliary from making the course for the treatment of of radiotherapy At uncertain influence;
3, by adjusting the height of each unit block, the inclination of patient is realized.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with Other attached drawings are obtained according to these attached drawings.
Fig. 1 (a) and Fig. 1 (b) is the schematic diagram of the hospital bed device of the embodiment of the present invention;
Fig. 2 is another schematic diagram of the hospital bed device of the embodiment of the present invention;
Fig. 3 is the schematic diagram of the cell of another embodiment of the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on Embodiment in the present invention, those of ordinary skill in the art without creative labor it is obtained it is all its His embodiment, shall fall within the protection scope of the present invention.
Fig. 1 (a), 1 (b) and Fig. 2 diagrammatically illustrate the hospital bed device in the embodiment of the present invention.The hospital bed device can be with The pendulum position of adaptive difference patient, and there is Memorability, the repeatability that the same patient puts position may be implemented.
With reference to shown in Fig. 1 (a), which includes bed board 2, and the bed board 2 includes that at least one is height-adjustable Cell 21 can be moved independently of each other between each cell 21;By taking one of cell as an example, with reference to Fig. 1 (b) institute Show, the placement sensor unit 3 on cell 21, the relevant ginseng of the pressure for measuring to being applied on the cell 21 Number;In addition, hospital bed device 1 further includes at least one driving unit 4, it is arranged to adjust the height of the cell 21;In addition, Hospital bed device 1 further includes control unit 5, is arranged to control the height that the driving unit 4 adjusts the cell 21, so that Bed board 2 is formed and the consistent shape of patient body position, and saves the elevation information of the cell 21 after adjusting.In the present embodiment, The corresponding sensor unit 3 of each cell 21 and driving unit 4, all sensor units 3 and driving unit 4 connect To common control unit 5;Certainly, in other embodiments, there can also be more than one control unit 5, respectively control section Sensor unit 3 and corresponding driving unit 4.
Bed board 2 is made of multiple mutually independent cells 21, and the height of each cell 21 can be independently adjustable. In the present embodiment, cell 21 is grid, and each grid is a column, and all cells 21 are arranged together composition bed Plate 2, the face that cell 21 is used to carry patient are known as upper surface, and the upper surface of all cells 21 constitutes bed surface.It is treated at one When Cheng Zhong, patient per's radiotherapy or imaging, according to the elevation information of the cell 21 of preservation, each cell 21 is adjusted To with identical height before, so that bed surface shape identical with radiotherapy before or while being imaged is formed, for instructing patient Position is put, i.e. patient lies on the bed surface of specific shape, to realize pendulum position as before.
For different patients, what the height formation by adjusting each cell 21 was adapted from the pendulum position of different patients Bed surface shape saves the elevation information of the cell 21 after adjusting, and associated with corresponding patient information, without additional Using the fixation device of auxiliary, that is, it is suitable for the pendulum position of different patients;When need again to some patient carry out radiotherapy or When imaging, it is only necessary to recall the elevation information of cell 21 corresponding with the patient, and each cell 21 is adjusted to protecting The identical height of the information deposited, i.e., the repeatable pendulum position for realizing the patient.
In the present embodiment, sensor unit 3 is pressure sensor, and patient can be applied on cell by being arranged in The position that pressure measures, it is preferable that sensor unit 3 is arranged in the upper surface of each cell 21, under cell 21 Surface connects driving unit 4, and in the present embodiment, driving unit 4 is stepper motor, when patient lies on bed board 2, at least portion Sub-sensor unit 3 detects pressure, and pressure signal is converted into electric signal transmission to control unit 5,5 basis of control unit The sensor signal received controls corresponding stepper motor 4 and works, so that control unit lattice 21 are mobile.
It specifically please refers to shown in Fig. 2, bed board 2 includes n cell 21, is respectively provided with one on the upper surface of each cell 21 A pressure sensor 31,32 ..., 3n, the output end of lower surface connection stepper motor, stepper motor support unit lattice 21, so that The pressure that cell 21 will not apply by self gravity or patient due to, move, and pressure sensor and stepper motor are and control unit It connects (not showing on stepper motor and control unit Fig. 2).When patient lies on bed board 2, pressure can be applied to bed board 2, with trouble The pressure sensor of person's contact detects patient's different parts corresponding pressure value and by different pressure signal transmissions to control Unit, control unit start stepper motor according to the pressure signal received, the cell 21 being oppressed are moved up, pressure is worked as After the pressure value variable quantity that force sensor measuring obtains tends towards stability, then it is assumed that bed board 2 is posted with patient.When pressure passes The pressure value variable quantity that sensor measurement obtains is smaller, such as pressure value variable quantity is less than the 20% of measured value, that is, thinks pressure value It tends towards stability, naturally it is also possible to be arranged other standards judge to facilitate whether pressure value tends towards stability for variable quantity.
After bed board 2 and patient post, bed board 2 is formed and the consistent shape of patient body position, that is to say, that patient's Position information is converted into the elevation information of each cell 21, passes through the available each cell of the encoder of stepper motor The height of rising forms bed surface matrix information, which can be digitally controlled and be stored, and with the patient Information is associated.In a course for the treatment of, when the patient carries out radiotherapy or imaging again, it is only necessary to call and patient couple The bed surface matrix information answered is adjusted cell to corresponding height according to the bed surface matrix information, to be formed and be put before Identical bed surface shape, patient when treatment or imaging is penetrated to lie in the specific bed surface for adjusting and being formed in shape, referred to the bed surface shape It leads patient and puts position, to realize pendulum position as before.
In the present embodiment, realize that the accuracy of pendulum position repeatability depends on the size of cell 21, size is smaller, then bed The body fit of face and patient it is better, then bed surface matrix information may include more patient body position's information, on the contrary, cell 21 size is bigger, then the body fit of bed surface and patient obtain defective tightness, and leading to bed surface matrix information includes less patient Position information.Therefore, the size of cell 21 is smaller, and the similarity that each patient puts position is bigger, but if the ruler of cell 21 Very little too small, then leading to bed board 2, structure is complicated, causes other unnecessary problems, such as increases the complexity of hardware, control Complexity etc..It is therefore preferable that for cell 21 be arranged it is suitably sized, such as setting unit lattice 21 side size range be 0.5cm ~3cm.
In view of the probability that the intermediate region of bed board 2 is usually contacted with patient body is bigger, and the center of gravity of patient would generally Intermediate region in bed board 2, and the probability that the peripheral regions of bed board 2 are contacted with patient body is smaller, and the center of gravity of patient is logical Peripheral regions often are not at, therefore the size that can set the cell 21 of intermediate region is smaller, to improve repeated positioning Accuracy, set the relatively large sized of the cell 21 of peripheral regions, to pendulum position accuracy influence it is smaller.Preferably, The side size range of the cell 21 of intermediate region is 0.5cm~2cm, and the side size range of the cell 21 of peripheral regions is 1.5cm ~3cm;It is highly preferred that the cell 21 of intermediate region is dimensioned to 1.5cm*1.5cm, the cell 21 of peripheral regions It is dimensioned to 3cm*3cm.
In the present embodiment, the position information of patient, therefore, usual situation are recorded by adjusting the height of cell 21 Under, the height of cell 21 is not exactly the same, when there is difference in height between adjacent cells lattice 21, due to the edge meeting of column Cause patient uncomfortable.And guarantee that patient helps to realize the repeatability of pendulum position with relatively comfortable posture, therefore one in clinic As can consider put pose gesture whether be accustomed to patient.For the ease of being better contacted with patient, and allow patient keep compared with Comfortable posture, in the fig. 3 embodiment, the upper surface of cell 21 ' has certain radian, further, cell 21 ' Upper surface be protrusion arc, when patient lies on bed board, patient body is contacted with the curved surfaces of cell 21 ', i.e., Make difference in height occur between adjacent cells lattice 21 ', it will not be due to the discomfort for staggeredly causing patient up and down of cell 21 '.
Bed board 2 selects different materials, and the influence to therapeutic dose is also different, for example, bed board 2 can for carbon fiber bed board, Organic glass bed board or plastics bed board, the influence due to carbon fiber to dosage is minimum, can ignore, and therefore, bed board 2 is preferably carbon Fiber bed board, i.e. cell 21 are carbon fibre material.
In the present embodiment, the height of each cell 21 can be independently adjustable, by adjusting each cell 21 Height, to realize inclination to patient.
Specifically, unit lattice 21 are increased, unit lattice 21 decline, so that the total bodily form in the upper surface of cell 21 It,, can be with by increasing or declining different distances for different cells to realize the inclination of bed board 2 at inclined bed surface Realize that bed board 2 tilts different size of angle in different directions.
Further, hospital bed 1 can also include shell and pedestal, and the bed board 2, sensor unit 3 and driving unit 4 are all provided with It sets in the shell, the shell is supported on the pedestal, by horizontally or vertically moving the shell, realizes bed board 2 Whole translation or lifting realizes the integral inclined of bed board 2 by tilting the shell.Certainly, shell may be other etc. Alternative structure, such as support plate are imitated, the bed board 2, sensor unit 3 and driving unit 4 are arranged on support plate, lead to It crosses and moves the support plate, realize the whole movement of bed board 2.
Hospital bed device 1 in the present embodiment in use, adjusts the height of each cell 21 first, so that being formed Smooth bed surface adjusts the height of each cell 21, so that each arc when the upper surface of cell 21 is the cambered surface of protrusion The highest point in face forms smooth bed surface, and the height for recording bed board 2 at this time is the first height;It is needed to patient by radiotherapy After posture is lain, according to the pressure information that the sensor unit 3 arranged on each cell 21 detects, control unit 5 is controlled Stepper motor operating, so that the pressure that cell 21 is detected according to sensor unit 3 increases to some extent;In confirmation patient After posting with bed surface, control unit 5 controls stepper motor and shuts down, and the elevation information of each cell 21 forms bed at this time Face matrix information, control unit 5 saves the bed surface matrix information, and is associated with patient information;In the treatment of a radiotherapy Cheng Zhong calls the bed surface matrix information, and be moved to cell 21 according to the bed surface matrix information when putting position to patient every time Identical height before specifically can adjust the height of each cell 21 first, so that forming smooth bed surface, then Bed board 2 is risen into first height, adjusts cell to corresponding height, to restore further according to bed surface matrix information Position information before patient, and pendulum position is carried out using information guiding patient, realize that patient puts the repeatability of position.
In the above-described embodiments, driving unit 4 is stepper motor, and in other embodiments, driving unit 4 can be other Device, such as jack.When driving unit 4 be jack when, can in the way of being introduced in embodiment as above control unit Lattice 21 increase, and control unit lattice 21 can also decline as follows.
Support construction of the jack as cell 21, after patient lies according to the posture that radiotherapy needs, patient Weight in the tolerance range of jack, at this time cell will not because patient apply pressure due to decline, according to sensor list The pressure information that member 3 detects, the support force for the cell 21 that release jack pair is oppressed, so that cell 21 is applied in patient The lower slowly decline of the pressure effect added, the pressure that patient applies each unit lattice is different, and pressure is larger, corresponding cell decline It obtains comparatively fast, therefore, under the action of patient weight, each unit lattice decline the bed surface to be formed and be consistent with patient body position, work as maximum Cell 21 at pressure moves to maximum stroke, then it is assumed that bed board 2 is posted with patient, and it is all to restore jack pair at this time The support force of cell, so that cell 21 will not move under the pressure of patient.The range of cell 21 can To be set according to the body thickness of patient, such as the body thickness of patient is 30cm, and the lifting of cell 21 can be set Range is ± 15cm, that is, the range gone up and down is 15cm.
After bed board 2 and patient post, bed board 2 is formed and the consistent bed surface shape of patient body position, utilizes encoder It obtaining the elevation information of each cell 21, forms bed surface matrix information, control unit 5 saves the bed surface matrix information, and with Patient information is associated with;In the course for the treatment of of a radiotherapy, when putting position to patient every time, the bed surface matrix information is called, and Identical height before being moved to cell 21 according to the bed surface matrix information, thus the position information before restoring patient, And pendulum position is carried out using information guiding patient, realize that patient puts the repeatability of position.
In this embodiment, embodiment before other technical details can refer to.
In a specific embodiment of the invention, the relative distance risen or fallen using encoder measuring unit lattice, It, can be with the absolute altitude information of measuring unit lattice, in protection scope of the present invention by the prior art in other embodiment Within.
In an embodiment of the present invention, support construction of the driving device as cell, it is desirable that the weight of patient is driving In the tolerance range of device, it otherwise on the one hand will lead to the inaccuracy of pendulum position, on the other hand can even damage device.
Accordingly, the method that patient puts position is recorded by hospital bed device the present invention also provides a kind of, comprising: set patient In on the bed board of the hospital bed device, the bed board includes at least one height-adjustable cell;It is passed by least one Sensor cell detects the pressure signal on the cell;It is moved according to the pressure signal control driving unit of sensor unit detection Moving cell lattice;The elevation information of cell after saving movement.
In one embodiment, the method that patient puts position should be recorded by hospital bed device further includes the coding by driving unit The elevation information of device acquisition corresponding unit lattice.
In one embodiment, the method that patient puts position should be recorded by hospital bed device further includes judging that sensor unit detects Pressure signal value whether tend towards stability, if so, stop mobile unit lattice, and save it is mobile after cell height letter Breath, if it is not, then continuing to move to cell until pressure signal value tends towards stability.
In another embodiment, should record the method that patient puts position by hospital bed device further includes judging at maximum pressure Whether cell moves to maximum stroke, if so, stopping mobile all cells, and saves the height of the cell after movement Information is spent, if it is not, then continuing to move to cell until whether the cell at maximum pressure moves to maximum stroke.
Accordingly, the present invention also provides a kind of methods for realizing patient's repeated positioning by hospital bed device, comprising: obtains The elevation information of cell corresponding with patient, control driving unit mobile unit lattice to the consistent height of the elevation information of acquisition Degree.Restored the position information before patient by this method, put position again using information guiding patient, as far as possible realize with Identical pendulum position before.
Particular technique details is referred to the aforementioned specific descriptions to hospital bed device.
The above is a preferred embodiment of the present invention, it is noted that for those skilled in the art For, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications are also considered as Protection scope of the present invention.

Claims (14)

1. a kind of hospital bed device, comprising:
Bed board comprising at least one height-adjustable cell, it is mutually indepedent between the cell;
At least one sensor unit is used to measure parameter relevant to the pressure being applied on the cell;
At least one driving unit is used to adjust the height of the cell, and,
Control unit, input terminal are connect with the sensor unit, and output end is connect with the driving unit, for according to biography Driving unit described in the state modulator of sensor cell measurement adjusts the height of the cell and judges that the sensor unit is surveyed Whether the relevant parameter of the pressure of amount tends towards stability so that bed board formed with the consistent shape of patient body position, and after saving adjusting Cell elevation information.
2. hospital bed device according to claim 1, which is characterized in that described control unit is also used to according to corresponding with patient Cell elevation information, control driving unit adjusts the height of the cell, so that the height of the cell and guarantor The height deposited is identical.
3. hospital bed device according to claim 2, which is characterized in that the driving unit includes encoder, the coding Device is used to obtain the elevation information of corresponding unit lattice.
4. hospital bed device according to claim 2, which is characterized in that the cell is grid, and the side of the grid Long range is 0.5cm~3cm.
5. hospital bed device according to claim 2, which is characterized in that the cell size of the bed board surrounding is than in bed board Between cell size it is big.
6. hospital bed device according to claim 2, which is characterized in that the sensor unit is pressure sensor.
7. hospital bed device according to claim 6, which is characterized in that the pressure sensor is arranged in the cell Upper surface.
8. hospital bed device according to claim 6, which is characterized in that the driving unit is motor or jack.
9. hospital bed device according to claim 2, which is characterized in that the upper surface of the cell is the cambered surface of protrusion.
10. hospital bed device according to claim 2, which is characterized in that the hospital bed device further includes shell, the bed Plate, sensor unit and driving unit are arranged in the shell.
11. a kind of record the method that patient puts position by hospital bed device, comprising:
Patient is placed on the bed board of the hospital bed device, the bed board includes at least one height-adjustable cell;
The pressure signal on the cell is detected by least one sensor unit;
Driving unit mobile unit lattice are controlled according to the pressure signal;
Judge whether the pressure signal value of the sensor unit detection tends towards stability, if so, stopping mobile unit lattice, and protects The elevation information of cell after depositing movement, if it is not, then continuing to move to cell until the pressure that the sensor unit detects Signal value tends towards stability.
12. according to claim 11 record the method that patient puts position by hospital bed device, further includes:
The elevation information of corresponding unit lattice is obtained by the encoder of driving unit.
13. a kind of record the method that patient puts position by hospital bed device, comprising:
Patient is placed on the bed board of the hospital bed device, the bed board includes at least one height-adjustable cell;
The pressure signal on the cell is detected by least one sensor unit;
Driving unit mobile unit lattice are controlled according to the pressure signal;
Judge whether the cell at maximum pressure moves to maximum stroke, if so, stopping mobile all cells, and protects The elevation information of cell after depositing movement, if it is not, then continuing to move to cell until the cell at maximum pressure moves to Maximum stroke.
14. a kind of method for realizing patient's repeated positioning by hospital bed device described in claim 1, comprising:
The elevation information of cell corresponding with patient is obtained,
Control the mobile cell of the driving unit to the consistent height of the elevation information of acquisition.
CN201610111725.7A 2016-02-29 2016-02-29 A kind of hospital bed device and the method by hospital bed device realization repeated positioning Active CN107126334B (en)

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