CN204863232U - Medical pressure monitoring appearance - Google Patents
Medical pressure monitoring appearance Download PDFInfo
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- CN204863232U CN204863232U CN201520572304.5U CN201520572304U CN204863232U CN 204863232 U CN204863232 U CN 204863232U CN 201520572304 U CN201520572304 U CN 201520572304U CN 204863232 U CN204863232 U CN 204863232U
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- pressure
- pressure sensor
- diaphragm
- processing module
- signal
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Abstract
The utility model discloses a medical pressure monitoring appearance, including the one or more film pressure sensor who is used for gathering human pressure variation signal, the upper surface of every film pressure sensor's diaphragm is provided with the silica gel layer that the sore was pressed in the prevention, and the lower surface is provided with the zone of heating of distributed resistance silk, and each film pressure sensor all is connected to the pressure monitoring host computer, the pressure monitoring host computer includes operational amplifier, ADC converter, ARM processing module and the display module that connects gradually with each film pressure sensor. In using surgical treatment of with pressure monitoring, can warn patient's health pressurized, promote the nursing quality in the surgery patient art, help reseing in the art and alleviate and prevent the pressure sore to can heat to the patient in the art, patient's body part pressure is effectively monitored in the position nursing of being convenient for, and the real -time supervision variation in pressure can carry out acousto -optic warning after pressure surpasss the settlement scope.
Description
Technical field
This utility model belongs to technical field of medical instruments, relates to a kind of medical pressure monitor.
Background technology
In medical operating, due to the squeezing of armarium, instrument, apparatus etc., pressure, and the action of operative doctor etc. produces pressure to patient body-surface, increases the occurrence risk of pressure ulcer.Pressure ulcer, also known as pressure ulcer, decubital ulcer, is due to the long-term pressurized of local organization, and continuous ischemia, anoxia, malnutrition and the tissue fester that causes is downright bad occur.The pressure factor that pressure ulcer produces is mainly from pressure at right angle, frictional force and shearing force.The measures such as early stage pressure ulcer can be taked to stand up, decompression, the patient in operation takes the measure such as liner or dressing of pressure sore prevention usually.At present, diaphragm pressure sensor is mainly used in somatic sensation television game interactive operation and some product pressure detection experiment fields, also not for the monitoring equipment with patient body pressurized situation in medical operating.And on the market for diaphragm pressure sensor mainly capacitance type sensor, in use, signal transmission exists deviation, Measuring Time is of a specified duration, and cost is high, overall accuracy and the problem such as reliability is low.
Utility model content
The purpose of this utility model is to provide a kind of medical pressure monitor, with solve not used for the fixture of medical patient body pressure monitoring and diaphragm pressure sensor accuracy, reliability high, problem with low cost.
The technical scheme that this utility model adopts is, medical pressure monitor, comprise the one or more diaphragm pressure sensor for gathering human pressure's variable signal, the upper surface of the diaphragm of each diaphragm pressure sensor is provided with the layer of silica gel of Bedsore prevention, lower surface is provided with the zone of heating of distributed resistance silk, and each diaphragm pressure sensor is all connected to pressure monitoring main frame;
Pressure monitoring main frame comprises the operational amplifier, ADC transducer, ARM processing module and the display module that are connected successively with each diaphragm pressure sensor;
Wherein, operational amplifier, for receiving the pressure signal that each diaphragm pressure sensor gathers, and carries out voltage amplification and filtering and noise reduction to pressure signal, and then is sent to ADC transducer;
ADC transducer, for receiving the signal sent by operational amplifier, and carries out A/D conversion to the received signal, and then is sent to ARM processing module;
ARM processing module, for receiving the signal sent by ADC transducer, and carries out analyzing and processing to the received signal, and then is sent to display module.
Further, pressure monitoring main frame is also provided with for carrying out the alarm module of reporting to the police when force value exceeds preset range, alarm module is connected to ARM processing module.
Further, ARM processing module is also connected with the communication module for being connected with PERCOM peripheral communication, and communication module is USB port and/or network interface.
Further, ARM processing module is MSP430 mixed-signal processor.
Further, pressure monitoring main frame is provided with the power interface for powering to zone of heating.
The beneficial effects of the utility model are, pressure monitoring is applied in operative treatment, can warn patient body pressurized, promote the nursing quality in patient with operation art, helping in Rhizoma Atractylodis Macrocephalae resets alleviates and Bedsore prevention, and can heat to patient in art, be convenient to Body position nursing care, effective monitoring patient body local pressure, the change of monitoring pressure in real time, can carry out sound and light alarm after pressure exceeds set point.
Accompanying drawing explanation
Fig. 1 is the structural representation of this utility model medical pressure monitor;
Fig. 2 is the functional block diagram of this utility model medical pressure monitor.
In figure, 1. diaphragm pressure sensor, 2. operational amplifier, 3.ADC transducer, 4.ARM processing module, 5. display module, 6. alarm module, 7. communication module, 8. pressure monitoring main frame.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, this utility model is described in detail.
This utility model is a kind of medical pressure monitor, as shown in Figure 1, comprise the diaphragm pressure sensor 1 for gathering human pressure's changes in distribution signal, diaphragm pressure sensor 1 is connected to the input of pressure monitoring main frame 8 by wire, pressure monitoring main frame 8 carries out analyzing and processing for the signal gathered diaphragm pressure sensor 1, pressure monitoring main frame 8 comprises the operational amplifier 2 be connected successively with each diaphragm pressure sensor 1, ADC transducer 3, ARM processing module 4 and display module 5, operational amplifier 2 is connected to ARM processing module 4 through ADC transducer 3, ARM processing module 4 is also connected with display module 5.
Wherein, diaphragm pressure sensor 1, for gathering human pressure's variable signal, and is sent to pressure monitoring main frame 8 by the pressure change signal collected; Operational amplifier 2, for receiving the pressure signal that each diaphragm pressure sensor 1 gathers, and after carrying out voltage amplification and filtering and noise reduction to pressure signal, then is sent to ADC transducer 3; ADC transducer 3, for receiving the signal sent by operational amplifier 2, and by it carries out A/D conversion to the received signal, is sent to ARM processing module 4 again after conversion; ARM processing module 4, for receiving the signal sent by ADC transducer 3, and carrying out analyzing and processing to its signal received, being sent to display module 5 again and showing the data collected after process.
The base material of diaphragm pressure sensor 1 can be PET or TPU, paper-thin, supports that probe temperature-10 is to 120 degree, if pressure is not extreme condition, can use 3-5.The two sides up and down of the diaphragm of diaphragm pressure sensor 1 are respectively arranged with the zone of heating of layer of silica gel for Bedsore prevention and distributed resistance silk.The electrical heating temperature of zone of heating can self-defined setting as required, 37 degree are given tacit consent to when not setting, pressure monitoring main frame 8 is also provided with the button selected up and down, can select needing the temperature of setting, temperature has four temperature gears of 38 degree, 39 degree 41 degree, can show on display module 5.Pressure monitoring main frame 8 is also provided with power interface, is used for powering to zone of heating.
Diaphragm pressure sensor 1 selects IMM multiple spot thin film distributed thin film pressure transducer usually, and it adopts the mode of line-column matrix, and this array is made up of, at 0.1m parallel row wire and column wire intersection
2region in distribution 6000 pressure transducers, monitor the stressing conditions of each point with 300Hz sample frequency, testee weight can from 0.5kg to 10000kg.Each unit spot of array has a force sensing resistance for equivalence, its resistance can change with the change of effect power thereon.Between any ranks of IMM multiple spot thin film distributed thin film pressure transducer, lead-in wire is exactly a resistance, under static (do not exert a force, do not bend) condition, and the resistance very large (>1M Ω) of sensor.The corresponding node position of sensor can be brought the correspondence of resistance reduce after applying power, exert a force larger, resistance becomes less, and certainty of measurement is high.
Medical pressure monitor of the present utility model has following characteristics: adopt diaphragm pressure sensor 1 to realize high-acruracy survey.Be connected with computer by USB interface by medical pressure monitor, coordinate professional software to use, software is from user's use angle, and interactive interface is simple and practical, and be easy to operation, those of ordinary skill can be familiar with using method in one hour.
The ARM processing module 4 of pressure monitoring main frame 8 is connected with communication module 7, communication module 7 adopts USB port and/or network interface, data for ARM processing module 4 being calculated are sent to external computer, and can embedded with bluetooth transfer function, can in limited distance, space-constrained does not receive dynamic real time data.Data after ARM processing module 4 can process by external computer graphically show intuitively, facilitate medical personnel to monitor.
Pressure monitoring main frame 8 is also provided with alarm module 6, alarm module 6 is connected with ARM processing module 4, report to the police during for exceeding preset pressure scope in the force value collected, preset pressure scope sets according to the pressure after patient lies low, pressure alarm scope is divided into three gears: first grade, pressure is less than 0.5kg/cm
2; Second gear, pressure is 0.5-1kg/cm
2; Third gear, pressure is for being greater than 1kg/cm
2, along with the increase chimes of doom frequency of gear also can increase.
Pressure monitoring main frame 8 is provided with multiple input port can connect one or more diaphragm pressure sensors 1 simultaneously, and user can carry out function selecting by the button be arranged on pressure monitoring main frame.
ARM processing module 4 selects MSP430 mixed-signal processor usually.This single-chip microcomputer running voltage is at about 3V, and can work under 1.9V to 3.6V low-voltage, system power supply reaches concordance.Adopt the ADC10 module in MSP430F2274, it supports quick 10 analog digital conversion.It is made up of with keeping the transducer kernel of function, selection control of sampling, reference voltage generator and data batchmove controller one 10 samplings, data batchmove controller can when intervening without CPU, by the data storing that the gathers any position at memorizer.ADC10 has eight analog input channels at outside seam, also has external reference source interface.Software programming realizes the initialization of each functional module of ADC10.
Be provided with rechargeable battery in pressure monitoring main frame 8, in the charge state, pressure monitoring main frame 8 is adjusted to charged state automatically, by being arranged at the charge status indicating light display of pressure monitoring main frame 8 side.
A kind of medical pressure monitor of this utility model comprises pressure monitoring main frame 8, pressure monitoring main frame 8 is connected to each diaphragm pressure sensor 1 through wire again, human pressure's variable signal is gathered by each diaphragm pressure sensor, then the signal collected is reached pressure monitoring main frame 8 through wire.Can in operative treatment, diaphragm pressure sensor 1 is put between patient body and bed board, can Real-Time Monitoring patient body pressurized situation, usually diaphragm pressure sensor 1 is placed on the sacrococcygeal region of patient, scapular region, anterior superior iliac spine or heel etc., just acousto-optic warning is carried out at once after pressure exceeds set point, the excessive pressure in local is eliminated with alerting, thus the nursing quality promoted in patient with operation art, helping in Rhizoma Atractylodis Macrocephalae resets alleviates and Bedsore prevention, and can heat to the health of patient in art, be convenient to Body position nursing care, be beneficial in art and postoperative reply patient state of hypothermia.
The features such as medical pressure monitor of the present utility model can effectively monitor patient body local pressure, the change of monitoring pressure in real time, and it is high that the diaphragm pressure sensor of use has precision, and easy to operate and cost is low, are convenient to promote the use of.
Claims (5)
1. medical pressure monitor, it is characterized in that, comprise the one or more diaphragm pressure sensor (1) for gathering human pressure's variable signal, the upper surface of the diaphragm of each described diaphragm pressure sensor (1) is provided with the layer of silica gel of Bedsore prevention, lower surface is provided with the zone of heating of distributed resistance silk, and the diaphragm pressure sensor (1) described in each is all connected to pressure monitoring main frame (8);
Described pressure monitoring main frame (8) comprises the operational amplifier (2), ADC transducer (3), ARM processing module (4) and the display module (5) that are connected successively with the diaphragm pressure sensor (1) described in each;
Wherein, described operational amplifier (2), for the pressure signal that the diaphragm pressure sensor (1) received described in each gathers, and voltage amplification and filtering and noise reduction are carried out to described pressure signal, and then be sent to ADC transducer (3);
Described ADC transducer (3), for receiving the signal sent by described operational amplifier (2), and carries out A/D conversion to the received signal, and then is sent to ARM processing module (4);
Described ARM processing module (4), for receiving the signal sent by described ADC transducer (3), and carries out analyzing and processing to the received signal, and then is sent to display module (5).
2. medical pressure monitor as claimed in claim 1, it is characterized in that, described pressure monitoring main frame (8) is also provided with for carrying out the alarm module (6) of reporting to the police when force value exceeds preset range, described alarm module (6) is connected to described ARM processing module (4).
3. medical pressure monitor as claimed in claim 1 or 2, it is characterized in that, described ARM processing module (4) is also connected with the communication module (7) for being connected with PERCOM peripheral communication, and described communication module (7) is USB port and/or network interface.
4. medical pressure monitor as claimed in claim 3, it is characterized in that, described ARM processing module (4) is MSP430 mixed-signal processor.
5. medical pressure monitor as claimed in claim 1 or 2, is characterized in that, described pressure monitoring main frame (8) being provided with the power interface for powering to zone of heating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520572304.5U CN204863232U (en) | 2015-08-03 | 2015-08-03 | Medical pressure monitoring appearance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520572304.5U CN204863232U (en) | 2015-08-03 | 2015-08-03 | Medical pressure monitoring appearance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204863232U true CN204863232U (en) | 2015-12-16 |
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ID=54807678
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520572304.5U Expired - Fee Related CN204863232U (en) | 2015-08-03 | 2015-08-03 | Medical pressure monitoring appearance |
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| Country | Link |
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| CN (1) | CN204863232U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106037873A (en) * | 2016-05-17 | 2016-10-26 | 黄媛霞 | Scraper for orthopedic department |
| CN107290087A (en) * | 2017-05-10 | 2017-10-24 | 浙江华电器材检测研究所 | A kind of test device of safety belt to human body oppressive force |
| CN108403352A (en) * | 2018-04-26 | 2018-08-17 | 浙江省人民医院 | A kind of intelligence pressure sore prevention nursing pad |
| CN109561992A (en) * | 2016-03-29 | 2019-04-02 | Dm系统公司 | Part system is applied in wireless pressure sore alarm |
-
2015
- 2015-08-03 CN CN201520572304.5U patent/CN204863232U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109561992A (en) * | 2016-03-29 | 2019-04-02 | Dm系统公司 | Part system is applied in wireless pressure sore alarm |
| CN106037873A (en) * | 2016-05-17 | 2016-10-26 | 黄媛霞 | Scraper for orthopedic department |
| CN107290087A (en) * | 2017-05-10 | 2017-10-24 | 浙江华电器材检测研究所 | A kind of test device of safety belt to human body oppressive force |
| CN108403352A (en) * | 2018-04-26 | 2018-08-17 | 浙江省人民医院 | A kind of intelligence pressure sore prevention nursing pad |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151216 Termination date: 20160803 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |