CN203070488U - Alarm system for off-bed monitoring and bed equipped with alarm system for off-bed monitoring - Google Patents
Alarm system for off-bed monitoring and bed equipped with alarm system for off-bed monitoring Download PDFInfo
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- CN203070488U CN203070488U CN 201320071845 CN201320071845U CN203070488U CN 203070488 U CN203070488 U CN 203070488U CN 201320071845 CN201320071845 CN 201320071845 CN 201320071845 U CN201320071845 U CN 201320071845U CN 203070488 U CN203070488 U CN 203070488U
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Abstract
The utility model discloses an alarm system for off-bed monitoring and a bed equipped with the alarm system for off-bed monitoring. The alarm system for off-bed monitoring comprise two piezoelectricity thin-film sensors, a processor and an alarm, wherein the two piezoelectricity thin-film sensors are sequentially laid on a bed in an extension direction of the length of the bed, and synchronously and continuously collect pressure signals from the bed; the processor is electrically connected with the two piezoelectricity thin-film sensors so as to respectively form two periodic physiological feature signals on the basis of the two pressure signals, and determines whether a human body falls off from the bed when the two periodic physiological feature signals are interrupted synchronously, and also determines whether the human body leaves the bed on his/her own will when the two periodic physiological feature signals are interrupted one after another; and the alarm is electrically connected with the processor so as to give alarm prompts when the human body falls off from the bed. The alarm system for off-bed monitoring has the advantage that through the alarm system, a condition that a human body falls off from the bed can be discovered in time and rapid remedy measures can be conducted. The utility model further relates to a bed equipped with the alarm system for off-bed monitoring.
Description
Technical field
The utility model relates to a kind of warning system, relates in particular to a kind of warning system from the bed monitoring, this is installed from the bed of the warning system of bed monitoring.
Background technology
In hospital, social wellfare home, insane asylum and care institutions vibrations such as endowment center or family, the situation that the disabled person of mental patient, amentia old man, forfeiture arm drops sick bed takes place often, owing to can not in time find, fail in time to sue and labour, cause sorry or dispute.Be not only care institutions vibrations, in child's family is arranged, also can often occur falling in child's sleep process under the bed and the accident failing in time to find, catch a cold easily because child fails in time to find, sick, delay the head of a family's work when influencing child's health.
The utility model content
The purpose of this utility model has been to develop a kind of warning system from bed monitoring, this bed from the warning system of bed monitoring has been installed, with should be from the warning system of bed monitoring matching used warning device and alarm method thereof from the bed monitoring, it solves bed and goes up human body and drop the technical matters that can not in time find from bed.
The utility model is achieved by following technical solution:
A kind of warning system from the bed monitoring, it comprises first piezoelectric film sensor, second piezoelectric film sensor, processor and alarm; This first piezoelectric film sensor and this second piezoelectric film sensor are used for laying in bed successively along the long limit bearing of trend of bed, and synchronous continuous acquisition is from the pressure signal on this; This processor is electrically connected at this first piezoelectric film sensor, this second piezoelectric film sensor, this processor forms two periodicity physiological characteristic signals that this goes up human body respectively according to two pressure signals, and when two periodicity physiological characteristic signal sync break, the judgement human body is dropped from bed, and when two periodically interrupt physiological characteristic signal front and back, judge that human body is voluntarily from bed; This alarm is electrically connected at and sends alarm when this processor is dropped from bed to be judged as at this processor.
Further improvement as such scheme, this first piezoelectric film sensor correspondence is placed in this head of a bed zone, this second piezoelectric film sensor correspondence is placed in this lathe bed zone, this processor judges that at corresponding with second piezoelectric film sensor, first piezoelectric film sensor two when periodically interrupting before and after the physiological characteristic signals respectively human body is voluntarily from bed.
Further improvement as such scheme, should also comprise the prime amplifier that all electrically connects with this first piezoelectric film sensor, this second piezoelectric film sensor from the warning system of bed monitoring, this prime amplifier is electrically connected at this first piezoelectric film sensor, this second piezoelectric film sensor amplifies respectively with the pressure signal to this first piezoelectric film sensor and this second piezoelectric film sensor, and this prime amplifier also electrically connects to transmit pressure signal after the amplification to this processor with this processor.
Preferably, should also comprise the operation push-button that electrically connects with this processor from the warning system of bed monitoring.
As the further improvement of such scheme, should also comprise the power supply unit to system's power supply from the warning system of bed monitoring.
The utility model also provides a kind of bed, and it is equipped with above-mentioned warning system from the bed monitoring.Should comprise first piezoelectric film sensor, second piezoelectric film sensor, processor and alarm from the warning system of bed monitoring; This first piezoelectric film sensor and this second piezoelectric film sensor are used for laying in bed successively along the long limit bearing of trend of bed, and synchronous continuous acquisition is from the pressure signal on this; This processor is electrically connected at this first piezoelectric film sensor, this second piezoelectric film sensor, this processor forms two periodicity physiological characteristic signals that this goes up human body respectively according to two pressure signals, and when two periodicity physiological characteristic signal sync break, the judgement human body is dropped from bed, and when two periodically interrupt physiological characteristic signal front and back, judge that human body is voluntarily from bed; This alarm is electrically connected at and sends alarm when this processor is dropped from bed to be judged as at this processor.
Further improvement as such scheme, be equipped with mattress on this bed board, laying this first piezoelectric film sensor and this second piezoelectric film sensor successively along the long limit bearing of trend of bed board, this mattress is laid on the top layer that is positioned at this on this first piezoelectric film sensor and this second piezoelectric film sensor.
Further improvement as such scheme, this first piezoelectric film sensor correspondence is placed in this head of a bed zone, this second piezoelectric film sensor correspondence is placed in this lathe bed zone, this processor judges that at corresponding with second piezoelectric film sensor, first piezoelectric film sensor two when periodically interrupting before and after the physiological characteristic signals respectively human body is voluntarily from bed.
Further improvement as such scheme, should also comprise the prime amplifier that all electrically connects with this first piezoelectric film sensor, this second piezoelectric film sensor from the warning system of bed monitoring, this prime amplifier is electrically connected at this first piezoelectric film sensor, this second piezoelectric film sensor amplifies respectively with the pressure signal to this first piezoelectric film sensor and this second piezoelectric film sensor, and this prime amplifier also electrically connects to transmit pressure signal after the amplification to this processor with this processor.
As the further improvement of such scheme, should also comprise the operation push-button that electrically connects with this processor from the warning system of bed monitoring.
Warning system from bed monitoring of the present utility model, this is installed from the bed of the warning system of bed monitoring, by adopting first piezoelectric film sensor and second piezoelectric film sensor that the respiratory cycle property physiological characteristic of human body is converted to periodically physiological characteristic signal, and judge that thus human body drops from bed still voluntarily from bed, and when dropping from bed, judgement sends alarm, thereby can find in time that human body drops the mishap from bed, be convenient to make remedial measures rapidly.
Description of drawings
The use view of being equipped with of providing of the utility model preferred embodiments from the bed of the warning system of bed monitoring is provided Fig. 1.
Fig. 2 be among Fig. 1 from the warning system of bed monitoring from bed monitoring circuit diagram.
Fig. 3 goes up the view that couches of human body for bed among Fig. 1.
Vital sign oscillogram when Fig. 4 normally couches for the last human body of bed among Fig. 1.
Fig. 5 goes up the view of falling of human body for bed among Fig. 1.
Fig. 6 goes up the view of standing up of human body for bed among Fig. 1.
Fig. 7 be among Fig. 1 bed go up human body from the bed view.
Fig. 8 is the normal vital sign oscillogram from bed that bed is gone up human body among Fig. 1.
Fig. 9 is the unusual vital sign oscillogram from bed that bed is gone up human body among Fig. 1.
Embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explaining the utility model, and be not used in restriction the utility model.
As shown in Figure 1, it is the use view that is equipped with from the bed of the warning system of bed monitoring.Bed also comprises bed board 9 and mattress 10, recumbency human body 11 on the mattress 10.Please in conjunction with Fig. 2, the warning system from the bed monitoring of installing on the bed comprises hardware components and software section, and its hardware components comprises piezoelectric film sensor 1, prime amplifier 2, processor 3, operation push-button 4, alarm 5 and power supply unit 6.
Piezoelectric film sensor 1 comprises first piezoelectric film sensor 7, second piezoelectric film sensor 8.Laying this first piezoelectric film sensor 7 and this second piezoelectric film sensor 8 successively along the long limit bearing of trend of bed board 9, corresponding this first piezoelectric film sensor 7 of settling in the head of a bed zone of this bed board 9, corresponding this second piezoelectric film sensor 8 of settling in the lathe bed zone of this bed board 9.This mattress 10 is laid on the top layer that is positioned at this on this first piezoelectric film sensor 7 and this second piezoelectric film sensor 8.When human body 11 was slept on mattress 10, actual was to be pressed on first piezoelectric film sensor 7 and second piezoelectric film sensor 8, as shown in Figure 3.This first piezoelectric film sensor 7 is used for synchronous continuous acquisition from the pressure signal on this with this second piezoelectric film sensor 8.Piezoelectric film sensor 1 adopts piezoelectric membrane as the core component of pressure transducer, comprises piezo-electric electret thin film, PVDF piezoelectric membrane, pzt thin film.
This processor 3 is used for forming two periodicity physiological characteristic signals that this goes up human body 11 respectively according to two pressure signals, there is fluctuating in the breathing of human body 11, can drive the periodic jitter of whole human body 11, therefore, two pressure signals can form two periodicity physiological characteristic signals as shown in Figure 4.
When human body 11 fell, the pressure on first piezoelectric film sensor 7 and second piezoelectric film sensor 8 was got back to original state, thereby the pressure signal sync break, as shown in Figure 5.Human body 11 is when standing up, and the pressure on first piezoelectric film sensor 7 is got back to original state, thereby the pressure signal interruption, and second piezoelectric film sensor 8 remains unchanged, as shown in Figure 6; Then, human body 11 is during from bed, second piezoelectric film sensor 8 can because of human body 11 from bed, and the pressure on it is got back to original state, thereby pressure signal interrupts thereupon, as shown in Figure 7, and therefore, human body 11 interrupts before and after the pressure signal of first piezoelectric film sensor 7 and second piezoelectric film sensor 8 during from bed.
Therefore, human body is during voluntarily from bed, and two periodically interrupt before and after the physiological characteristic signals, as shown in Figure 8; And human body is when dropping from bed, two physiological characteristic signal sync break periodically, as shown in Figure 9.According to above analysis, this processor 3 also is used for when two periodicity physiological characteristic signal sync break, and the judgement human body is dropped from bed, and when two periodically interrupted physiological characteristic signals front and back, the judgement human body was voluntarily from bed.
In order to improve the accuracy of signal, generally need utilize 2 pairs of these first piezoelectric film sensors of prime amplifier 7 and the pressure signal of this second piezoelectric film sensor 8 to amplify respectively, this prime amplifier 2 not only electrically connects with this first piezoelectric film sensor 7 and this second piezoelectric film sensor 8, and the pressure signal after also amplifying for transmission with these processor 3 electric connections is to this processor 3.
This alarm 5 is used for being judged as at this processor 3 and sends alarm when dropping from bed, thereby can find in time that human body drops the mishap from bed, is convenient to make remedial measures rapidly.Alarm 5 can adopt physical components, as hummer, sound equipment etc., also can adopt software part, the design software pop-up window, this is practical in care institutions vibrations, will be connected with nurse station is wired or wireless from the warning system of bed monitoring, when the patient on the sick bed drops from bed, monitor in nurse station ejects prompt window, carries out emergency alarm.For the purpose of can certainly insuring, carry out soft or hard and combine.
Operation push-button 4 electrically connects with this processor 3, and this operation push-button 4 is used for this processor 3 of control and selects required function, as on ﹠ off switch, need not close in the warning system operation of bed monitoring, otherwise open convenient like this control; The time of the length of reporting to the police for another example arranges key or ann reset key etc.
Power supply unit 6 is used for the power supply to system, can adopt powered battery, also can adopt rechargeable battery, can also adopt external power source to add the transformer form, and as civil power, its 220V is converted to required voltage through transformer.
Software section from the warning system of bed monitoring can be installed in the processor 3, also can be installed in the computing machine, in the computing machine or server as nurse station.Software section from the warning system of bed monitoring be the warning device of guarding from bed, warning device from the bed monitoring comprises: signal acquisition module, and it is used for the synchronous continuous acquisition of difference from the pressure signal of this first piezoelectric film sensor 7 with this second piezoelectric film sensor 8; Signal processing module, it is used for forming two periodicity physiological characteristic signals that this goes up human body respectively according to two pressure signals; The signal judge module, it is used for when two periodicity physiological characteristic signal sync break, and the judgement human body is dropped from bed, and when two periodically interrupted physiological characteristic signals front and back, the judgement human body was voluntarily from bed; And alarm module, it is used for driving this alarm 5 and sending alarm being judged as when dropping from bed.Preferably, two pressure signals of this signal acquisition module collection are handled through preposition amplification.
On the software flow, at first, synchronous continuous acquisition is from the pressure signal of this first piezoelectric film sensor and this second piezoelectric film sensor respectively; Secondly, form two periodicity physiological characteristic signals that this goes up human body respectively according to two pressure signals; Then, when two periodicity physiological characteristic signal sync break, the judgement human body is dropped from bed, and when two periodically interrupted physiological characteristic signals front and back, the judgement human body was voluntarily from bed; Afterwards, being judged as when dropping from bed, drive this alarm and send alarm.
The utility model adopts the two-way piezoelectric film sensor to gather human cyclin physiology sign synchronously, and this periodicity physiology sign includes but not limited to heartbeat, breathing, physical activity.When human body left the sensor sensing district, acquisition system did not show the Human Physiology sign, thereby whether differentiate human body normal from the action of bed, and team's unusual condition is reported to the police.
Advantage of the present utility model is:
1. non-contact type monitoring: patient does not need to wear anything;
2. need not manual call, system can identify patient's the sick bed of dropping automatically;
3. adopt flexible piezoelectric membrane as pressure transducer, with human body excellent adaptability is arranged;
4. by the state of monitoring physiology sign identification human body, can get rid of object (clothes or pillow etc.) to the false alarm of monitor system.
In sum, warning system from the bed monitoring of the present utility model, this is installed from the bed of the warning system of bed monitoring, with this warning system from the bed monitoring matching used warning device and alarm method thereof from the bed monitoring, by adopting first piezoelectric film sensor and second piezoelectric film sensor that the respiratory cycle property physiological characteristic of human body is converted to periodically physiological characteristic signal, and judge that thus human body drops from bed still voluntarily from bed, and when dropping from bed, judgement sends alarm, thereby can find in time that human body drops the mishap from bed, be convenient to make remedial measures rapidly.
The above only is preferred embodiment of the present utility model; not in order to limit the utility model; all any modifications of within spirit of the present utility model and principle, doing, be equal to and replace and improvement etc., all should be included within the protection domain of the present utility model.
Claims (10)
1. the warning system from the bed monitoring is characterized in that it comprises first piezoelectric film sensor, second piezoelectric film sensor, processor and alarm; This first piezoelectric film sensor and this second piezoelectric film sensor are used for laying in bed successively along the long limit bearing of trend of bed, and synchronous continuous acquisition is from the pressure signal on this; This processor is electrically connected at this first piezoelectric film sensor, this second piezoelectric film sensor, this processor forms two periodicity physiological characteristic signals that this goes up human body respectively according to two pressure signals, and when two periodicity physiological characteristic signal sync break, the judgement human body is dropped from bed, and when two periodically interrupt physiological characteristic signal front and back, judge that human body is voluntarily from bed; This alarm is electrically connected at and sends alarm when this processor is dropped from bed to be judged as at this processor.
2. the warning system from bed monitoring as claimed in claim 1, it is characterized in that, this first piezoelectric film sensor correspondence is placed in this head of a bed zone, this second piezoelectric film sensor correspondence is placed in this lathe bed zone, this processor judges that at corresponding with second piezoelectric film sensor, first piezoelectric film sensor two when periodically interrupting before and after the physiological characteristic signals respectively human body is voluntarily from bed.
3. the warning system from bed monitoring as claimed in claim 1, it is characterized in that, should also comprise the prime amplifier that all electrically connects with this first piezoelectric film sensor, this second piezoelectric film sensor from the warning system of bed monitoring, this prime amplifier is electrically connected at this first piezoelectric film sensor, this second piezoelectric film sensor amplifies respectively with the pressure signal to this first piezoelectric film sensor and this second piezoelectric film sensor, and this prime amplifier also electrically connects to transmit pressure signal after the amplification to this processor with this processor.
4. as claim 1 or 2 or 3 described warning systems from the bed monitoring, it is characterized in that, should also comprise the operation push-button that electrically connects with this processor from the warning system of bed monitoring.
5. the warning system from the bed monitoring as claimed in claim 1 is characterized in that, should also comprise the power supply unit to system's power supply from the warning system of bed monitoring.
6. a bed is characterized in that, it is equipped with the warning system from the bed monitoring as claimed in claim 1.
7. as claimed in claim 6, it is characterized in that, be equipped with mattress on this bed board, laying this first piezoelectric film sensor and this second piezoelectric film sensor successively along the long limit bearing of trend of bed board, this mattress is laid on the top layer that is positioned at this on this first piezoelectric film sensor and this second piezoelectric film sensor.
8. as claimed in claim 6, it is characterized in that, this first piezoelectric film sensor correspondence is placed in this head of a bed zone, this second piezoelectric film sensor correspondence is placed in this lathe bed zone, this processor judges that at corresponding with second piezoelectric film sensor, first piezoelectric film sensor two when periodically interrupting before and after the physiological characteristic signals respectively human body is voluntarily from bed.
9. as claimed in claim 6, it is characterized in that, should also comprise the prime amplifier that all electrically connects with this first piezoelectric film sensor, this second piezoelectric film sensor from the warning system of bed monitoring, this prime amplifier is electrically connected at this first piezoelectric film sensor, this second piezoelectric film sensor amplifies respectively with the pressure signal to this first piezoelectric film sensor and this second piezoelectric film sensor, and this prime amplifier also electrically connects to transmit pressure signal after the amplification to this processor with this processor.
10. as any described bed in the claim 6 to 9, it is characterized in that, should also comprise the operation push-button that electrically connects with this processor from the warning system of bed monitoring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320071845 CN203070488U (en) | 2013-02-07 | 2013-02-07 | Alarm system for off-bed monitoring and bed equipped with alarm system for off-bed monitoring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320071845 CN203070488U (en) | 2013-02-07 | 2013-02-07 | Alarm system for off-bed monitoring and bed equipped with alarm system for off-bed monitoring |
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| CN203070488U true CN203070488U (en) | 2013-07-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201320071845 Expired - Lifetime CN203070488U (en) | 2013-02-07 | 2013-02-07 | Alarm system for off-bed monitoring and bed equipped with alarm system for off-bed monitoring |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015015287A1 (en) * | 2013-08-01 | 2015-02-05 | Rondish Co. Ltd | Intelligent reset system and method for patient monitoring pad |
| US9253891B2 (en) | 2012-11-08 | 2016-02-02 | Rondish Co., Ltd. | Bed monitoring pad |
| CN105434122A (en) * | 2014-08-08 | 2016-03-30 | 上海宽带技术及应用工程研究中心 | Method and system for determining in-off bed state based on multi-channel sensors |
| CN105487461A (en) * | 2015-12-10 | 2016-04-13 | 东莞市雅路智能家居股份有限公司 | Protection monitoring bed product with prompting function |
| CN107224365A (en) * | 2017-05-26 | 2017-10-03 | 杭州博博科技有限公司 | A kind of sick bed and its monitoring method for being used to monitor patient |
| CN108652861A (en) * | 2018-03-26 | 2018-10-16 | 柯文光 | Pass through the intelligent sick bed of wireless control |
-
2013
- 2013-02-07 CN CN 201320071845 patent/CN203070488U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9253891B2 (en) | 2012-11-08 | 2016-02-02 | Rondish Co., Ltd. | Bed monitoring pad |
| WO2015015287A1 (en) * | 2013-08-01 | 2015-02-05 | Rondish Co. Ltd | Intelligent reset system and method for patient monitoring pad |
| CN105434122A (en) * | 2014-08-08 | 2016-03-30 | 上海宽带技术及应用工程研究中心 | Method and system for determining in-off bed state based on multi-channel sensors |
| CN105487461A (en) * | 2015-12-10 | 2016-04-13 | 东莞市雅路智能家居股份有限公司 | Protection monitoring bed product with prompting function |
| CN107224365A (en) * | 2017-05-26 | 2017-10-03 | 杭州博博科技有限公司 | A kind of sick bed and its monitoring method for being used to monitor patient |
| CN108652861A (en) * | 2018-03-26 | 2018-10-16 | 柯文光 | Pass through the intelligent sick bed of wireless control |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: GANZHIYUAN ELECTRONIC TECHNOLOGY (SHANGHAI) CO., L Free format text: FORMER OWNER: BEIXIN ELECTRONIC TECHNOLOGY (SHANGHAI) CO., LTD. Effective date: 20141020 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 200092 YANGPU, SHANGHAI TO: 200434 YANGPU, SHANGHAI |
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| TR01 | Transfer of patent right |
Effective date of registration: 20141020 Address after: 200434 Shanghai city Yangpu District Yixian Road No. 13 Building 25 room 1701C4 Patentee after: GANZHIYUAN ELECTRONIC TECHNOLOGY (SHANGHAI) CO.,LTD. Address before: 200092, room 4, building 65, 257 Chifeng Road, Shanghai, Yangpu District Patentee before: ETOUCH ELECTRONIC TECHNOLOGY (SHANGHAI) CO.,LTD. |
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| CX01 | Expiry of patent term |
Granted publication date: 20130717 |
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| CX01 | Expiry of patent term |