CN206390973U - A kind of electronics lumbar puncture needle - Google Patents
A kind of electronics lumbar puncture needle Download PDFInfo
- Publication number
- CN206390973U CN206390973U CN201620741947.2U CN201620741947U CN206390973U CN 206390973 U CN206390973 U CN 206390973U CN 201620741947 U CN201620741947 U CN 201620741947U CN 206390973 U CN206390973 U CN 206390973U
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- microtubular
- pressure measurement
- needle handle
- electronics
- pressure
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Abstract
The utility model discloses a kind of electronics lumbar puncture needle, including a needle handle, and described needle handle one end is provided with the outer pin of a tubulose, also include a pressure measurement microtubular, and the pressure measurement microtubular is arranged in inside the outer pin of the tubulose and the needle handle, the needle handle is provided with circulation duct, and the circulation duct is connected with the pressure measurement microtubular.The utility model has the advantages that：Needle handle designs for body mechanics, facilitates gripping, operation of being more convenient for, by using pressure measurement microtubular, compared to applying cerebrospinal fluid measurement pipe or cerebral table, it is to avoid the waste of cerebrospinal fluid in connection cerebrospinal fluid measurement pipe or cerebral table handling, makes pressure measurement more simple and easy to do.
Description
Technical field
The utility model is related to medical instruments field, more precisely a kind of electronics lumbar puncture needle.
Background technology
The diagnosis that waist wears for disease is an important detection methods, before this, using the traditional waist of both the above
Thread a needle, in measuring cerebrospinal pressure and leaving and taking the operating process of cerebrospinal fluid, there is problems with：1st, entirely manually operating
Inevitably cerebrospinal fluid is outflowed in journey, the cerebrospinal fluid that is remained in such as pressure pipe, extract the cerebrospinal fluid outflowed during nook closing member, this is big
The big incidence for wasting cerebrospinal fluid, adding patient's post-lumbar acupuncture intracranial hypotension headache, simultaneously for the patient of high cranium pressure,
Intracranial pressure not only can not be accurately measured, while also increasing the risk of hernia cerebri；2nd, the needle handle of traditional puncture needle is relatively fine, for behaviour
It is harder when using for author, it is more difficult to grip；3rd, the pressure limit of traditional pressure-measuring pipe measurement is limited, for more than
400mmH2O pressure can not be measured, it is impossible to accurate guiding treatment.
Utility model content
The purpose of this utility model, be to provide it is a kind of integrate measurement of intracranial pressure, the electronics waist of drainage of cerebrospinal fluid is worn
Pin.
The utility model uses following technical scheme：
A kind of electronics lumbar puncture needle, including a needle handle, and described needle handle one end is micro- provided with the outer pin of a tubulose, in addition to a pressure measurement
Conduit, and the pressure measurement microtubular is arranged in inside the outer pin of the tubulose and the needle handle, the needle handle is provided with circulation duct,
And the circulation duct is connected with the pressure measurement microtubular.
Also include a valve, and the valve is on the circulation duct, and the valve can control the runner pipe
The break-make in road.
Also include a retractor device, and the retractor device can drive the flexible of the pressure measurement microtubular.
Also include a control system, and one display screen of control system connection control, a puncture button and a drainage are pressed
Key, and the display screen, puncture button and drainage button are on the needle handle.
The control system connection controls the retractor device and the valve.
The front end of the pressure measurement microtubular is tapered plane.
The needle handle is spherical.
The utility model has the advantages that：Needle handle designs for body mechanics, facilitates gripping, operation of being more convenient for, by using
Pressure measurement microtubular, compared to applying cerebrospinal fluid measurement pipe or cerebral table, it is to avoid in connection cerebrospinal fluid measurement pipe or cerebral table handling
The waste of middle cerebrospinal fluid, makes pressure measurement more simple and easy to do；Even if intracranial pressure is higher than 400mmH2O, pressure measurement microtubular can also be accurate
Cerebrospinal pressure is measured, guiding clinical treatment realizes precision drop cranium pressure treatment clinically, passes through strict csf flow
Speed control, it is to avoid cause hernia cerebri because the cerebrospinal fluid flow velocity of drainage is too fast, substantially increase the security of waist dress operation.
Brief description of the drawings
The utility model is described in detail with reference to embodiment and accompanying drawing, wherein：
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the circuit diagram of control circuit of the present utility model.
Embodiment
Embodiment of the present utility model is expanded on further below in conjunction with the accompanying drawings：
As shown in figure 1, pin 3, pressure measurement microtubular 4 outside a kind of electronics lumbar puncture needle, including needle handle 1, control system 2, tubulose, stretching
Compression apparatus 5 and valve 6, the one end of needle handle 1 is provided with the outer pin 3 of a tubulose, and the pressure measurement microtubular 4 is arranged in the outer pin 3 of the tubulose
And inside the needle handle 1, the needle handle 1 is provided with circulation duct, and the circulation duct is connected with the pressure measurement microtubular.Institute
Valve 6 is stated on the circulation duct, and the valve 6 can control the break-make of the circulation duct, the retractor device 5 can
Drive the flexible of the pressure measurement microtubular 4.The front end of the pressure measurement microtubular 4 is tapered plane.The needle handle is spherical.
The connection of control system 2 one display screen 21, one of control punctures the drainage button 23 of button 22 and one, and the display
Screen 21, puncture button 22 and drainage button 23 are on the needle handle.The connection of control system 3 control retractor device 5
With the valve 6.
Control system 2 of the present utility model is a small pressure monitoring instrument, thereon equipped with microcomputer chip, cerebrospinal pressure
Power will be shown on the display 21 by microcomputer chip, can carry out intelligence by the puncture button 22 on needle handle and drainage button 23
Energyization is controlled, pressure measurement microtubular 4, flexible pressure measurement microtubular retractor device 5, pressure control valve 6 it is coupled.Needle handle 1
Profile is designed as the various outward appearances for meeting body mechanics, both falls within the utility model protection domain.Body mechanics's design of needle handle,
Gripping is facilitated, operation of being more convenient for.
Pressure measurement microtubular 4 is made up of a kind of PEBAX materials applied to atrium pressure measurement in cardiac surgery operation, is one
Good pressure conductive material is planted, diameter is in 0.70mm-0.75mm, and it has certain toughness, and its one end is supervised with small pressure
Instrument connection is surveyed, and the cerebrospinal pressure measured is shown on the display 21.Pressure measurement microtubular 4 can be made by retractor device 5
It stretches：When waist is worn, start tapping mode by puncturing button 22, the tip of pressure measurement microtubular 4 is in same with the outer pin 3 of tubulose
Tapered plane, encloses the mouth of pipe of the outer pin 3 of tubulose, can avoid tissue occlusion lumbar puncture needle in puncture process；When pressure measurement is finished, by drawing
Flow button 23 to start after drainage of cerebrospinal fluid pattern, electrodynamic pump is housed on retractor device 5, pressure measurement microtubular 4 can be contracted to flexible
At device 5, cerebrospinal fluid can be controlled to flow out by T-shaped opening through valve 6.The various cerebrospinal fluid with or without telescopic mounting 5 are surveyed
Pressure microtubular 4, both falls within the utility model protection domain.By using pressure measurement microtubular 4, compared to using cerebrospinal fluid measurement pipe
Or cerebral table, it is to avoid the waste of cerebrospinal fluid in connection cerebrospinal fluid measurement pipe or cerebral table handling, make pressure measurement more simple and easy to do；
Even if intracranial pressure is higher than 400mmH2O, pressure measurement microtubular 4 can also accurately measure cerebrospinal pressure, and guiding clinical treatment is real
Precision drop cranium pressure treatment is clinically showed.
Pressure control valve 6 is connected with built-in small pressure monitoring instrument, and cerebrospinal fluid is controlled by small pressure monitoring instrument
Drainage speed, when the cerebrospinal pressure detected is higher than 400mmH2During O, valve 6 can not be opened, and send audible alarm, lead to
Know that medical personnel do further drop cranium pressure processing, prevent hernia cerebri；When the cerebrospinal pressure detected is in 180-400mmH2O
When, valve 6 is according to cerebrospinal pressure size coutroi velocity, i.e. pressure more high flow rate is slower；And when cerebrospinal pressure is in normal model
Enclose, i.e. 80-180mmH2During O, valve 6 is opened completely, and cerebrospinal fluid is flowed out with former speed.Pass through strict cerebrospinal fluid flow velocity control
System, it is to avoid cause hernia cerebri because the cerebrospinal fluid flow velocity of drainage is too fast, substantially increase the security of waist dress operation.
Body mechanics's design of needle handle of the present utility model, facilitates gripping, operation of being more convenient for.Led by using pressure measurement is micro-
Pipe 4, compared to applying cerebrospinal fluid measurement pipe or cerebral table, it is to avoid the cerebrospinal fluid in connection cerebrospinal fluid measurement pipe or cerebral table handling
Waste, make pressure measurement more simple and easy to do；Even if intracranial pressure is higher than 400mmH2O, pressure measurement microtubular 4 can also accurately measure brain
Ridge fluid pressure, guiding clinical treatment realizes precision drop cranium pressure treatment clinically.Pass through strict cerebrospinal fluid flow velocity control
System, it is to avoid cause hernia cerebri because the cerebrospinal fluid flow velocity of drainage is too fast, substantially increase the security of waist dress operation.Outside needle handle 1
Shape is designed as the various outward appearances for meeting body mechanics, both falls within the utility model protection domain.It is various with or without scalable dress
Put 5 cerebrospinal fluid pressure measurement microtubular 4, both fall within the utility model protection domain.
As shown in Fig. 2 the utility model includes a control circuit, connected using resistance with electric capacity, power supply conducting can be suppressed
The current spikes of moment.It is in parallel with a resistor using the by-pass switch, and after power supply stable state, make by-pass switch conducting short circuit, make
Electric capacity will not be influenceed by the resistance, can maintain filter effect without producing noise.Electric capacity C1 is electrically connected to a power supply
Hold VCC.Resistance R1 connects with electric capacity C1.By-pass switch NMOS1 is in parallel with resistance R1.The front device is to provide
At least one operating control signal S1-S4 to motor, and according to one setting time delay, produce an at least delayed control signal S5,
S6 makes by-pass switch NMOS1 conductings so that resistance R1 is short-circuited to by-pass switch NMOS1.
Preferred embodiment of the present utility model is the foregoing is only, it is all at this not to limit the utility model
Any modifications, equivalent substitutions and improvements made within the spirit and principle of utility model etc., should be included in the utility model
Protection domain within.
Claims (7)
1. a kind of electronics lumbar puncture needle, it is characterised in that including a needle handle, and described needle handle one end is provided with the outer pin of a tubulose, also wraps
A pressure measurement microtubular is included, and the pressure measurement microtubular is arranged in inside the outer pin of the tubulose and the needle handle, is set on the needle handle
There is circulation duct, and the circulation duct is connected with the pressure measurement microtubular.
2. electronics lumbar puncture needle according to claim 1, it is characterised in that also including a valve, and the valve is located at institute
State on circulation duct, and the valve can control the break-make of the circulation duct.
3. electronics lumbar puncture needle according to claim 2, it is characterised in that also including a retractor device, and the flexible dress
The flexible of the pressure measurement microtubular can be driven by putting.
4. electronics lumbar puncture needle according to claim 3, it is characterised in that also including a control system, and the control system
One display screen of system connection control, one puncture button and a drainage button, and the display screen, puncture button and drainage button are located at
On the needle handle.
5. electronics lumbar puncture needle according to claim 4, it is characterised in that the control system connection control flexible dress
Put and the valve.
6. electronics lumbar puncture needle as claimed in any of claims 1 to 5, it is characterised in that the pressure measurement microtubular
Front end is tapered plane.
7. electronics lumbar puncture needle according to claim 6, it is characterised in that the needle handle is spherical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620741947.2U CN206390973U (en) | 2016-07-14 | 2016-07-14 | A kind of electronics lumbar puncture needle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620741947.2U CN206390973U (en) | 2016-07-14 | 2016-07-14 | A kind of electronics lumbar puncture needle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206390973U true CN206390973U (en) | 2017-08-11 |
Family
ID=59508059
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620741947.2U Active CN206390973U (en) | 2016-07-14 | 2016-07-14 | A kind of electronics lumbar puncture needle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206390973U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108338782A (en) * | 2018-04-24 | 2018-07-31 | 苏州诺来宁医疗科技有限公司 | A kind of cerebrospinal pressure measures and release device |
-
2016
- 2016-07-14 CN CN201620741947.2U patent/CN206390973U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108338782A (en) * | 2018-04-24 | 2018-07-31 | 苏州诺来宁医疗科技有限公司 | A kind of cerebrospinal pressure measures and release device |
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