CN209074979U - A kind of cranium brain retractor that surveying contact pressure and brain pressure monitor and alarm system - Google Patents
A kind of cranium brain retractor that surveying contact pressure and brain pressure monitor and alarm system Download PDFInfo
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- CN209074979U CN209074979U CN201821067576.XU CN201821067576U CN209074979U CN 209074979 U CN209074979 U CN 209074979U CN 201821067576 U CN201821067576 U CN 201821067576U CN 209074979 U CN209074979 U CN 209074979U
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- pressure
- retractor
- brain
- cranium brain
- circuit board
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Abstract
This application involves cranium brain retractors and brain pressure monitor and alarm system that one kind can survey contact pressure, which includes retractor body, pressure-measuring system and flexible covering；Pressure-measuring system includes pressure sensing array and circuit board, the inside of retractor body is arranged in circuit board, the surface of retractor body is arranged in pressure sensing array, and coated by flexible covering, the retractor during surgery can real-time monitoring retractor to the pressure value of cranium brain, and be able to carry out alarm, it is fed back in real time to operator, the drawbacks of avoiding brain tissue impairment caused by excessively pulling, operator can effectively be avoided rule of thumb to exert oneself, it is practical and efficient.
Description
Technical field
This application involves medical instruments fields, more particularly to a kind of cranium brain retractor and brain pressure that can survey contact pressure
Monitor and alarm system.
Background technique
In modern medical service operation, the considerations of for medical operating convenience, retractor for operation/retractor has become must
The medical auxiliary equipment of palpus.It is specific in Craniocerebral Surgery, doctor pulls brain tissue through common cranium brain retractor, specific next
It says, doctor holds or one end of self-retaining retractor leads brain tissue with can be convenient so then with another end in contact brain tissue
It opens, space exposure going on smoothly in favor of operation can be increased.Application No. is 201320003481.2 patent application publications
A kind of operations on cranium and brain Special retractor, drawing arm radian can be adjusted by bolt by specifically disclosing one kind, be efficiently solved
Surgical field of view is unable to fully exposed problem.
However traditionally, in retractor use process, brain tissue pressure is determined since retractor itself does not have
Measurement, doctor are usually appearance the case where rule of thumb exerting oneself, thus easily cause excessive drawing, lead to cerebral contusion
The rough sledding such as bleeding tend to generate patient adverse effect, or even increase second operation risk；In addition, perform the operation in addition
Process time is longer, even if experienced doctor can not guarantee that retractor maintains properly the pressure of brain tissue always
Range, therefore cause inconvenience.
Utility model content
To solve the deficiencies in the prior art, the utility model is achieved through the following technical solutions:
On the one hand the embodiments of the present invention are to provide a kind of contact pressure that can measure retractor and brain tissue
Retractor, which includes retractor body, pressure-measuring system and flexible covering；Pressure-measuring system includes pressure
Power sensor array and circuit board, the surface of retractor body is arranged in pressure sensing array, and is coated by flexible covering, circuit
The inside of retractor body is arranged in plate；Institute's pressure sensing array is array-type flexible, including multiple pressure sensors are described
Pressure sensor is resistance sensor.
Preferably, the retractor body is plate-like, cuboid form, and one end is hand-held part, and the other end is measurement portion；
In the measurement portion of retractor body, one of surface is equipped with pressure sensing array, and is coated by flexible covering；It is retracting
The hand-held part of device ontology is internally provided with groove, and groove is closed by rear cover lid, is equipped with circuit board, the circuit board in inside grooves
It is electrically connected with pressure sensing array；The circuit board is equipped with acquisition driving chip, wirelessly transferred chip and power supply, wherein pressure
Sensor array, acquisition driving chip, wirelessly transferred chip, power supply are sequentially connected electrically and constitute closed circuit；The pressure sensing battle array
Column include multiple pressure sensors；The flexible covering is silica gel thin film.
The embodiments of the present invention further aspect is that provide a kind of brain pressure monitor and alarm system, the cranium brain pressure
Power monitor and alarm system includes above-mentioned cranium brain retractor, further includes display panel, which includes being sequentially connected electrically
Wireless signal receiver, upper computer detection system, pressure feedback alarm system；The wireless signal receiver can receive cranium
The wireless pulse signals that wirelessly transferred chip emits in brain retractor, and it is transmitted to upper computer detection system, upper machine examination
Examining system can carry out real-time display to measured value, meanwhile, upper computer detection system is the signal measurements received and in advance
The alarming value of setting is compared, and is then controlled pressure feedback alarm system when measured value is higher than alarming value and is mentioned to user
It wakes up, by the real-time display and alarm of pressure, can effectively prevent occurring pulling excessive situation in operations on cranium and brain.
The technical solution that the embodiments of the present invention provide can include the following benefits:
The application is by attaching sensor array on cranium brain retractor surface, so that the retractor of the application during surgery can
Real-time monitoring retractor is reached to the pressure value of cranium brain, and is able to carry out alarm, is fed back in real time to operator, avoids excessive drawing
Caused brain tissue impairment, can effectively avoid operator rule of thumb firmly the drawbacks of, it is practical and efficient.
The additional aspect of the application and advantage will be set forth in part in the description, and will partially become from the following description
It obtains obviously, or recognized by the practice of the application.It should be understood that above general description and following detailed description are only
Be it is exemplary and explanatory, the application can not be limited.
Detailed description of the invention
Using attached drawing, the utility model is described in further detail, but the embodiment in attached drawing is not constituted to the utility model
Any restrictions for those of ordinary skill in the art without creative efforts, can also be according to following attached
Figure obtains other attached drawings.
Fig. 1 is the structural schematic diagram of retractor body and pressure-measuring system described in embodiment.
Fig. 2 is the structural schematic diagram of circuit board described in embodiment.
Specific embodiment
It is practical new to this below in conjunction with attached drawing to keep the purpose of this utility model, technical solution and advantage clearer
Each embodiment of type is explained in detail.However, it will be understood by those skilled in the art that each in the utility model
In embodiment, in order to make the reader understand this application better, many technical details are proposed.But even if without these skills
The required guarantor of each claim of the application also may be implemented in art details and various changes and modifications based on the following respective embodiments
The technical solution of shield.
Presently filed embodiment is related to a kind of cranium brain retractor that can survey contact pressure, which includes retracting
Device ontology, pressure-measuring system and flexible covering.Fig. 1 is the structural schematic diagram of the retractor body and pressure-measuring system, knot
Fig. 1 is closed, the retractor body is plate-like, cuboid form, and one end is hand-held part 21, and the other end is measurement portion 11；It is leading
The measurement portion 11 of device ontology is opened, one of surface is equipped with pressure sensing array 31, and coats by flexible covering as guarantor
Shield；In the hand-held part of retractor body 21, it is internally provided with groove 22, groove 22 is closed by the lid of rear cover 23, inside groove 22
Equipped with circuit board 32, which is electrically connected with pressure sensing array 31；Wherein, pressure sensing array 31 and circuit board 32
Constitute pressure-measuring system.
Specifically, the pressure sensing array 31 is array-type flexible, can measure any two flexibility connect or soft/just
The distribution of contact surface surface reaction forces comprising multiple pressure sensors obtain wherein each pressure sensor measurement area is smaller
Brain pressure value out is its average value, and such measurement accuracy is higher.
The pressure sensor is resistance sensor, when operation needs to pull operation, holds the cranium brain retractor
Measurement portion there is the one side of pressure sensing array to contact with brain tissue by hand-held part, at this point, brain tissue and cranium brain retractor connect
Touch acts on force sensing resistance element, and the variable quantity of the contact force is converted resistance variations by force sensing resistance element, passes through change
Change circuit and be converted into voltage change again to obtaining the information of contact force, that is, the cranium brain retractor can measure retractor with
The contact pressure of brain tissue.
More specifically, wherein the sample frequency of single pressure sensor is 250Hz, and measurement range is 0~50MPa, thickness
For 0.1~0.5mm, area is 0.25~0.5cm2, shape is round, rectangular, circular ring shape etc..
In the application embodiment, such as Fig. 2, which is equipped with acquisition driving chip 321, wirelessly transferred chip
322 and power supply 323, wherein pressure sensing array 31, acquisition driving chip 321, wirelessly transferred chip 322, power supply 323 are successively
It is electrically connected and constitutes closed circuit.The acquisition driving chip 321 receives the signal that pressure sensing array 31 exports and loads it
For wireless pulse signals, which is emitted by wirelessly transferred chip 322.
In the application embodiment, by retractor body surface be arranged pressure sensing array, thus by brain tissue with
The contact force of cranium brain retractor is converted into electric signal output.
Preferably, which is silica gel thin film.
The second embodiment of the application is related to a kind of brain pressure monitor and alarm system, the brain pressure monitoring, alarming system
System includes the cranium brain retractor in above embodiment, further includes display panel, which includes the nothing being sequentially connected electrically
Line signal receiving device, upper computer detection system, pressure feedback alarm system；The wireless signal receiver can receive cranium brain
The wireless pulse signals that wirelessly transferred chip 322 emits in retractor, and it is transmitted to upper computer detection system, upper machine examination
Examining system can carry out real-time display to measured value, meanwhile, upper computer detection system is the signal measurements received and in advance
The alarming value of setting is compared, and is then controlled pressure feedback alarm system when measured value is higher than alarming value and is mentioned to user
It wakes up, by the real-time display and alarm of pressure, can effectively prevent occurring pulling excessive situation in operations on cranium and brain.
The foregoing is merely the preferred modes of the utility model, are not intended to limit the utility model, all practical new at this
Within the spirit and principle of type, any modification, equivalent replacement, improvement and so on should be included in the protection of the utility model
Within the scope of.
Claims (6)
1. the cranium brain retractor that one kind can survey contact pressure, which is characterized in that the cranium brain retractor includes retractor body, pressure
Measuring system and flexible covering；Pressure-measuring system includes the pressure sensing array and circuit board of electrical connection, pressure sensing array
The surface of retractor body is set, and is coated by flexible covering, the inside of retractor body is arranged in circuit board；The pressure
Power sensor array is array-type flexible, including multiple pressure sensors, and the pressure sensor is resistance sensor.
2. the cranium brain retractor that one kind according to claim 1 can survey contact pressure, which is characterized in that the retractor body
It is plate-like, cuboid form, and one end is hand-held part, the other end is measurement portion.
3. the cranium brain retractor that one kind according to claim 2 can survey contact pressure, which is characterized in that in retractor body
Measurement portion, one of surface be equipped with pressure sensing array, and by flexible covering cladding；In the hand-held of retractor body
Portion is internally provided with groove, and groove is closed by rear cover lid, is equipped with circuit board, the circuit board and the pressure in inside grooves
Sensor array electrical connection.
4. the cranium brain retractor that one kind according to claim 1 can survey contact pressure, which is characterized in that set on the circuit board
There are acquisition driving chip, wirelessly transferred chip and power supply, wherein pressure sensing array, acquisition driving chip, wireless transmission core
Piece, power supply are sequentially connected electrically and constitute closed circuit.
5. the cranium brain retractor that one kind according to claim 1 can survey contact pressure, which is characterized in that the flexible covering is
Silica gel thin film.
6. a kind of brain pressure monitor and alarm system, which is characterized in that the brain pressure monitor and alarm system includes claim
Any cranium brain retractor, further includes display panel, the display panel is connect by the wireless signal being sequentially connected electrically in 1-5
Receiving apparatus, upper computer detection system, pressure feedback alarm system composition；Wherein, described in the wireless signal receiver receives
The wireless pulse signals that wirelessly transferred chip emits in cranium brain retractor, and it is transmitted to upper computer detection system, host computer
Detection system can carry out real-time display to measured value, meanwhile, upper computer detection system is the signal measurements received and in advance
The alarming value first set is compared, and the alarm of pressure feedback alarm system is then controlled when measured value is higher than alarming value.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821067576.XU CN209074979U (en) | 2018-07-06 | 2018-07-06 | A kind of cranium brain retractor that surveying contact pressure and brain pressure monitor and alarm system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821067576.XU CN209074979U (en) | 2018-07-06 | 2018-07-06 | A kind of cranium brain retractor that surveying contact pressure and brain pressure monitor and alarm system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209074979U true CN209074979U (en) | 2019-07-09 |
Family
ID=67113501
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821067576.XU Active CN209074979U (en) | 2018-07-06 | 2018-07-06 | A kind of cranium brain retractor that surveying contact pressure and brain pressure monitor and alarm system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209074979U (en) |
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2018
- 2018-07-06 CN CN201821067576.XU patent/CN209074979U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Yang Zhijun Inventor after: Cui Zhanwei Inventor after: Wang Zhenmin Inventor before: Yang Zhijun Inventor before: Cui Zhanwei Inventor before: Wang Zhenmin |