CN110522478A - A kind of cerebrospinal fluid extraction tool - Google Patents
A kind of cerebrospinal fluid extraction tool Download PDFInfo
- Publication number
- CN110522478A CN110522478A CN201910892348.9A CN201910892348A CN110522478A CN 110522478 A CN110522478 A CN 110522478A CN 201910892348 A CN201910892348 A CN 201910892348A CN 110522478 A CN110522478 A CN 110522478A
- Authority
- CN
- China
- Prior art keywords
- cerebrospinal fluid
- tube
- fluid extraction
- drainage needle
- pressure
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 210000001175 cerebrospinal fluid Anatomy 0.000 title claims abstract description 100
- 238000000605 extraction Methods 0.000 title claims abstract description 58
- 238000007917 intracranial administration Methods 0.000 claims abstract description 30
- 206010064031 Limb crushing injury Diseases 0.000 claims abstract description 10
- 230000000712 assembly Effects 0.000 claims abstract description 10
- 238000000429 assembly Methods 0.000 claims abstract description 10
- 238000001467 acupuncture Methods 0.000 claims abstract description 9
- 238000009530 blood pressure measurement Methods 0.000 claims abstract description 7
- 239000004033 plastic Substances 0.000 claims description 30
- 230000001105 regulatory effect Effects 0.000 claims description 16
- 230000008859 change Effects 0.000 claims description 13
- 238000012544 monitoring process Methods 0.000 claims description 13
- 238000012545 processing Methods 0.000 claims description 11
- 238000003780 insertion Methods 0.000 claims description 7
- 230000037431 insertion Effects 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 7
- 238000012360 testing method Methods 0.000 claims description 7
- 239000004744 fabric Substances 0.000 claims description 5
- 230000000903 blocking effect Effects 0.000 claims description 3
- 230000001965 increasing effect Effects 0.000 abstract description 4
- 206010029803 Nosocomial infection Diseases 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 7
- 210000004556 brain Anatomy 0.000 description 5
- 239000000284 extract Substances 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 230000008569 process Effects 0.000 description 4
- 239000007788 liquid Substances 0.000 description 3
- 210000003169 central nervous system Anatomy 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 230000036541 health Effects 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 2
- 229910052753 mercury Inorganic materials 0.000 description 2
- 210000000278 spinal cord Anatomy 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
- 206010019909 Hernia Diseases 0.000 description 1
- 206010022773 Intracranial pressure increased Diseases 0.000 description 1
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008499 blood brain barrier function Effects 0.000 description 1
- 210000001218 blood-brain barrier Anatomy 0.000 description 1
- 210000004958 brain cell Anatomy 0.000 description 1
- 210000005013 brain tissue Anatomy 0.000 description 1
- 239000000872 buffer Substances 0.000 description 1
- 210000004027 cell Anatomy 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 210000004747 cranial fossa posterior Anatomy 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 238000009533 lab test Methods 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 238000009593 lumbar puncture Methods 0.000 description 1
- 210000002751 lymph Anatomy 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000002207 metabolite Substances 0.000 description 1
- 230000035764 nutrition Effects 0.000 description 1
- 235000016709 nutrition Nutrition 0.000 description 1
- 238000011017 operating method Methods 0.000 description 1
- 230000001575 pathological effect Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 230000029058 respiratory gaseous exchange Effects 0.000 description 1
- 238000010079 rubber tapping Methods 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
- 230000032258 transport Effects 0.000 description 1
- 210000003462 vein Anatomy 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B10/00—Other methods or instruments for diagnosis, e.g. instruments for taking a cell sample, for biopsy, for vaccination diagnosis; Sex determination; Ovulation-period determination; Throat striking implements
- A61B10/0045—Devices for taking samples of body liquids
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B10/00—Other methods or instruments for diagnosis, e.g. instruments for taking a cell sample, for biopsy, for vaccination diagnosis; Sex determination; Ovulation-period determination; Throat striking implements
- A61B10/0045—Devices for taking samples of body liquids
- A61B2010/0077—Cerebrospinal fluid
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Pathology (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Hematology (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- External Artificial Organs (AREA)
Abstract
It further include the clamp assemblies that force acupuncture treatment is carried out convenient for medical staff and the intracranial pressure measurement component for being measured to patient's intracranial pressure the present invention relates to a kind of cerebrospinal fluid extraction tool, including drainage needle；The clamp assemblies include two pieces of hinged clamping plates and the elastic cushion for being bonded on the inside of clamping plate with drainage needle outer wall and increasing frictional force are arranged in, and are provided with finger crushing block on the outside of the clamping plate.The cerebrospinal fluid extraction tool, pass through being used cooperatively for two clamping plates of articulated connection, finger crushing block and elastic cushion, compared to traditional cerebrospinal fluid extraction mode, the technical program can be efficiently solved because the needle diameter of drainage needle is smaller, it is not easy to the problem of medical staff exerts a force, effectively increase cerebrospinal fluid extraction work working efficiency, further avoid medical staff's hand and directly contact drainage needle, caused by hospital-acquired infection.
Description
Technical field
The present invention relates to the field of medical instrument technology, and in particular to a kind of cerebrospinal fluid extraction tool.
Background technique
Cerebrospinal fluid is a kind of colorless and transparent liquid for being present in the ventricles of the brain and cavum subarachnoidale.Cerebrospinal fluid constantly generates again not
Disconnected be absorbed is back to vein, plays a part of lymph in central nervous system, it supplies brain cell certain nutrition, transports
The metabolite of brain tissue, adjusts the acid-base balance of central nervous system, and buffers the pressure of brain and spinal cord, to brain and spinal cord
With protection and supporting function.
In the field of medicine, cerebrospinal fluid contains certain cell and chemical component, under pathologic condition, by blood brain barrier every
From substance can enter cerebrospinal fluid, cause its ingredient to change, cerebrospinal fluid inspection can be appreciated that these variations, and help carries out disease
Diagnosis.
For medical staff to cerebrospinal fluid extraction tool used in patient, structure is extremely simple at present, and there are some disadvantages
End, medical staff is by extracting the guide pin inside drainage needle out at present, to reach the mesh of the cerebrospinal fluid extraction drainage of patient
, medical staff recycles containing tube to contain the cerebrospinal fluid drained at this time, finally again falls the cerebrospinal fluid after splendid attire
Enter different test tubes, send to medical clinical laboratory and carry out cerebrospinal fluid inspection, this process is time-consuming and laborious, and asks there are wholesomeness is poor
Topic, when medical staff is when carrying out the extraction work of cerebrospinal fluid to patient, the length of drainage needle is much larger than general syringe needle, cures at present
Shield personnel wear gloves only by hand and carry out acupuncture treatment puncture working, on the one hand this process because the needle diameter of drainage needle is smaller, is unfavorable for
Medical staff carries out force acupuncture treatment, the easily working efficiency of influence medical staff's cerebrospinal fluid extraction work, exacerbates the body of patient
Body sense of discomfort, on the other hand, medical staff is in the mistake for carrying out acupuncture treatment puncture using target intervertenral space position of the drainage needle to patient
Cheng Zhong, medical staff will be the syringe needle positions on the offensive for grabbing drainage needle, when a part of drainage needle because the length of drainage needle is too long
After slowly entering human body, then hand grabs the intermediate position of drainage needle, carries out force acupuncture treatment to the drainage needle of remainder, this mistake
Cheng Zhong, easily because medical staff's hand touches drainage needle, and then drainage needle is inserted into inside patient body again, this process is then easily
Cause nosocomial bacteria to infect, the generation of above situation, then not can guarantee cerebrospinal fluid extraction work can safely, health, quickly
Progress.Therefore, it is proposed that a kind of cerebrospinal fluid extraction tool is for solving the above problems.
Summary of the invention
In view of this, the purpose of the present invention is to provide a kind of cerebrospinal fluid extraction tool, to solve prior art cerebrospinal fluid
It is not easy to the problem of medical staff exerts a force because drainage needle needle diameter is smaller in extraction process, while further solving cerebrospinal fluid
The problem that wholesomeness is poor in extraction process, safety coefficient is lower.
The invention is realized by the following technical scheme:
A kind of cerebrospinal fluid extraction tool, including drainage needle further include the clamping group that force acupuncture treatment is carried out convenient for medical staff
Part and intracranial pressure for measuring to patient's intracranial pressure measure component；
The clamp assemblies include that two pieces of hinged clamping plates and setting are bonded on the inside of clamping plate with drainage needle outer wall
Increase the elastic cushion of frictional force, is provided with finger crushing block on the outside of the clamping plate；
The end of the drainage needle is communicated with cerebrospinal fluid processing component by the first rubber tube；
The intracranial pressure measurement component includes that the pressure being set on the first rubber tube for measuring to intracranial pressure passes
It sensor and is set on the first rubber tube for showing the first display screen of the surveyed intracranial pressure information of pressure sensor.
Further, the cerebrospinal fluid processing component includes regulating module, and the regulating module includes the end with drainage needle
The containing tube being connected by the first rubber tube, by the second rubber tube be connected with containing tube for containing tube inside into
The pump bowl and be arranged in inside containing tube and can change and the deformable plastic layer of deformation with gas pressure intensity that row is evacuated.
Further, the material that the deformable plastic layer uses is plastic cloth.
Further, the both ends of first rubber tube pass through respectively rubber stopper stopper insertion drainage needle and containing tube it is interior
Portion, the both ends of second rubber tube also stopper the inside of insertion containing tube and pump bowl, the rubber by rubber stopper respectively
Plug is hollow structure.
It further, further include the monitoring assembly changed for monitoring containing tube internal gas pressure, the monitoring assembly packet
It includes the baroceptor being arranged in inside containing tube for experiencing air pressure change and is arranged in storage pipe surface for showing air pressure
The second display screen of change information.
Further, the monitoring assembly further includes being arranged in outside containing tube for installing the battery case of battery.
Further, the pressure relief opening for containing tube inside being exhausted pressure release, institute are offered at the top of the containing tube
The top for stating containing tube is provided with cock body for blocking pressure relief opening by connecting rope.
It further, further include the regulatory component for adjusting cerebrospinal fluid extraction drainage, the regulatory component includes surrounding to be set to
For applying the telescopic sleeve and telescoping tube of power of tying tight, the telescopic sleeve and telescoping tube to the first rubber tube on first rubber tube
One end be articulated connection, the other end of the telescopic sleeve is at least opened up there are two limit hole, and the other end of telescoping tube is set
It is equipped with after the elastic spacing key to fasten with limit hole is inserted into telescopic sleeve inside in order to telescoping tube and is fixed.
Further, the cerebrospinal fluid processing component is the test tube being connected with the end of drainage needle.
The beneficial effects of the present invention are:
1. the cerebrospinal fluid extraction tool is made by the cooperation of two clamping plates, finger crushing block and elastic cushion of articulated connection
With, when medical staff's hand, which grabs drainage needle, carries out acupuncture treatment drainage to Cerebrospinal Fluid in Patients, can hand handgrip refer to crushing block limit position
Clamping plate, and exert a force to clamping plate, to conducting power to elastic cushion, elastic cushion at this time will be in close contact with drainage needle, with
Reach enhancing medical staff to the chucking power of drainage needle, the extraction work of cerebrospinal fluid is thus carried out convenient for medical staff, compared to
Traditional cerebrospinal fluid extraction mode, the technical program can effective solution because the needle diameter of drainage needle it is smaller, be not easy to medical staff
The problem of being exerted a force effectively increases the working efficiency of cerebrospinal fluid extraction work, reduces the physical discomfort of patient, into one
The medical staff's hand that avoids of step directly contacts drainage needle, and the problem of hospital-acquired infection may be caused to patient.
2. the cerebrospinal fluid extraction tool passes through the telescopic sleeve and telescoping tube, limit hole and elastic spacing key of articulated connection
Be used cooperatively, can convenient for medical staff freely control cerebrospinal fluid flowing extract, medical staff can be according to actual cerebrospinal fluid
Situation is extracted, when the extraction work of cerebrospinal fluid need to be stopped, it is only necessary to telescoping tube be goed deep into the depths inside telescopic sleeve, and utilized
The snap fit of elastic spacing key and limit hole, it is to achieve the purpose that telescoping tube is fixed, to improve telescoping tube and telescopic
Contact force between pipe and the first rubber tube, is tied tight the first rubber tube with reaching, and cerebrospinal fluid can not extract the purpose of flowing, when
When need to extract cerebrospinal fluid, elastic spacing key can be snapped into specific limit hole according to the practical operation at scene by medical staff, from
And the contact force between telescoping tube and telescopic sleeve and the first rubber tube is reduced, cerebrospinal fluid can then flow freely at this time, compare
Traditional picks up cerebrospinal fluid by the guide pin inside extraction drainage needle, then by extraneous storage tool, this technical solution
More there is continuity, and, safety relatively sanitary relative to traditional cerebrospinal fluid extraction mode in practical operation, reduce doctor
Shield personnel directly contact the operating procedure of drainage needle, further avoid and cause hospital-acquired infection to patient.
3. the cerebrospinal fluid extraction tool, pass through matching for the pressure sensor that is set on the first rubber tube and second display screen
Close use, when medical staff to patient carry out cerebrospinal fluid extraction when, can go deep into human body through the first rubber tube and drainage needle
Behind portion, the real time information of patient's intracranial pressure is detected, thus can be carried out in the normal situation of patient's intracranial pressure convenient for medical staff
The extraction of cerebrospinal fluid is followed by upper pressure-measuring pipe using puncture and measures cerebrospinal pressure compared to more traditional intracranial pressure measurement method, then
Intracranial pressure is measured by the floating situation of pressure-measuring pipe mercury, the technical solution of the application is then more succinct, efficient, strong
Health is more suitable for measurement and the extraction of subsequent intracranial pressure that medical staff carries out intracranial pressure in a short time.
Detailed description of the invention
Fig. 1 is the cross-sectional view of first embodiment of the invention；
Fig. 2 is the main view of first embodiment of the invention；
Fig. 3 is the top view of first embodiment of the invention；
Fig. 4 is the regulatory component side partial cross-sectional of first embodiment of the invention；
Fig. 5 is the structural schematic diagram of second embodiment of the invention.
In figure: 1, regulating module；101, pump bowl；102, deformable plastic layer；2, containing tube；3, cock body；4, clamping group
Part；401, clamping plate；402, elastic cushion；403, finger crushing block；5, drainage needle；6, regulatory component；601, telescoping tube；602, it stretches
Casing；7, monitoring assembly；701, baroceptor；702, second display screen；703, battery case；8, intracranial pressure measures component；
801, pressure sensor；802, the first display screen；9, cerebrospinal fluid processing component；10, test tube.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.The present invention being usually described and illustrated herein in the accompanying drawings is implemented
The component of example can be arranged and be designed with a variety of different configurations.
Therefore, the detailed description of the embodiment of the present invention provided in the accompanying drawings is not intended to limit below claimed
The scope of the present invention, but be merely representative of selected embodiment of the invention.Based on the embodiments of the present invention, this field is common
Technical staff's every other embodiment obtained without creative efforts belongs to the model that the present invention protects
It encloses.
It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined in a attached drawing, does not then need that it is further defined and explained in subsequent attached drawing.
In foregoing description of the invention, it should be noted that the orientation or position of the instructions such as term " side ", " other side "
Set relationship be based on the orientation or positional relationship shown in the drawings or the invention product using when the orientation or position usually put
Relationship is set, is merely for convenience of description of the present invention and simplification of the description, rather than the device or element of indication or suggestion meaning are necessary
It with specific orientation, is constructed and operated in a specific orientation, therefore is not considered as limiting the invention.In addition, term
" first ", " second " etc. are only used for distinguishing description, are not understood to indicate or imply relative importance.
In addition, the terms such as term " identical " are not offered as requiring component absolutely identical, but may exist small difference.
Term " vertical " is only that the positional relationship between finger is more vertical with respect to for " parallel ", is not to indicate the structure one
Surely completely vertical, but can be slightly tilted.
First embodiment:
Fig. 1-4 is please referred to, the present invention provides a kind of technical solution: a kind of cerebrospinal fluid extraction tool, including drainage needle 5, also
Intracranial pressure measurement including carrying out the clamp assemblies 4 of force acupuncture treatment convenient for medical staff and for being measured to patient's intracranial pressure
Component 8；
Clamp assemblies 4 include two pieces of hinged clamping plates 401 and setting in 401 inside of clamping plate and 5 outer wall of drainage needle
Fitting increases the elastic cushion 402 of frictional force, finger crushing block 403 is provided on the outside of clamping plate 401, herein it is emphasized that working as
When medical staff's hand clutches finger crushing block 403, clamping plate 401 is experienced from medical staff's hand pressure applied, and
This pressure is transferred to elastic cushion 402, knows that there are gap (such as Figure of description between elastic cushion 402 and drainage needle 5 herein
3), after elastic cushion 402 is experienced from medical staff's pressure applied, elastic cushion 402 moves closer to drainage needle 5, and with
Drainage needle 5 is close to, to achieve the purpose that increase frictional force between elastic cushion 402 and drainage needle 5, here by two clamping plates 401
It is set as being articulated and connected, it, will the purpose is to which two clamping plates 401 can be unfolded immediately after drainage needle 5 is to patient's thecal puncture
Clamping plate 401 takes out, and finger position is placed at finger crushing block by medical staff, and the purpose is to more effectively be convenient for medical care people
Member exerts a force to clamping plate 401, improves the chucking power to drainage needle 5；
The end of drainage needle 5 is communicated with cerebrospinal fluid processing component 9 by the first rubber tube, here by cerebrospinal fluid processing group
Part 9, medical staff can be to handling after cerebrospinal fluid extraction；
Intracranial pressure measurement component 8 includes the pressure sensor being set on the first rubber tube for measuring to intracranial pressure
It 801 and is set on the first rubber tube for showing the first display screen 802 of the surveyed intracranial pressure information of pressure sensor 801, presses
Force snesor 801 and the first display screen 802 can be powered by conducting wire external power supply or by external lithium battery, which passes
The model of sensor 801 can be 20KG200KG3T5T, make when medical staff need to carry out Cerebrospinal Fluid in Patients to extract, can first pass through tune
Control component 6 is tied tight the first rubber tube, and the inside of containing tube 2 is flowed to avoid Cerebrospinal Fluid in Patients, and subsequent pressure sensor 801 passes through
First rubber tube can detect the concrete condition of patient's intracranial pressure to drainage needle 5, and this context information is transferred to first and is shown
Display screen 802, in order to which medical staff grasps patient's intracranial pressure situation at any time, herein it is emphasized that intracranial pressure, i.e.,
The pressure of cerebrospinal fluid in cranial cavity is normally the 80-180 millimeter of water, 8-18 millimetres of mercury, according to " national examination to determine the qualifications of doctors is real
Trample technical ability guide " p325, cerebrospinal pressure is 0.78~1.76kpa (80~180 millimeter of water) or 40 when normal adult's clinostatism
~50 drops/min, with respiration wave within 10 millimeters of water, children's pressure is 0.4~1.0kpa (40~100 millimeter of water),
Intracranial pressure measurement is carried out before cerebrospinal fluid extraction drainage, increased intracranial pressure cerebrospinal fluid is excessively one of reason, if brain ridge at this time
Liquid tapping is too fast to will lead to hernia cerebri, so it is the contraindication for doing lumbar puncture, especially posterior cranial fossa occupy-place that serious intracranial pressure is excessively high
Patient, if thus when intracranial pressure is excessively high, be not easy to medical staff to patient carry out cerebrospinal fluid extraction work, if encephalic
Positive pressure is normal, and cerebrospinal fluid can be drained by regulatory component 6 to the inside of containing tube 2.
In the present invention: cerebrospinal fluid processing component 9 includes regulating module 1, and regulating module 1 includes passing through with the end of drainage needle
The containing tube 2 that first rubber tube is connected, by the second rubber tube be connected with containing tube 2 for inside containing tube 2 into
The pump bowl 101 and be arranged in inside containing tube 2 and can change and the deformable plastic layer 102 of deformation with gas pressure intensity that row is evacuated,
When medical staff realizes that cerebrospinal fluid extraction drainage speed is slower, the gas inside containing tube 2 is carried out using pump bowl 101
Pumping, when the gas pressure intensity inside containing tube 2 is reduced, deformable plastic layer 102 is gradually expanded out, and makes together deformable
Gas pressure intensity inside plastic layer 102 reduces, herein it is emphasized that after drainage of cerebrospinal fluid to 2 inside of containing tube, cerebrospinal fluid
It is to flow directly into the inside of deformable plastic layer 102, when patient's air pressure inside is constant, 102 air pressure inside of deformable plastic layer
Reduce, pressure difference is gradually increased between the two, therefore cerebrospinal fluid extraction water conservancy diversion speed is speeded, herein it should be noted that second
It is provided with check valve on rubber tube, can avoid the gas backstreaming extracted out to the inside of containing tube 2.
In the present invention: the material that deformable plastic layer 102 uses is plastic cloth, and plastic cloth has flexibility good, and work is strong
Degree is big, the advantages that being not easily broken, the deformable plastic layer 102 of plastic cloth material is used inside containing tube 2, when in containing tube 2
When the gas pressure intensity in portion changes, deformable plastic layer 102 is because external gas pressure intensity changes, to occur therewith light
Micro- deformation, herein it is emphasized that after cerebrospinal fluid extraction to 2 inside of containing tube, what is finally flowed into is deformable plastic layer 102
Inside, gas pressure intensity inside containing tube 2 changes, and deformable plastic layer 102 experiences the change of 2 air pressure inside of containing tube
Meanwhile after deformation occurs, the gas pressure intensity inside deformable plastic layer 102 also changes therewith, the technical program it is excellent
Point is that the cerebrospinal fluid after not any other media and extraction is in contact and directly accelerates the extraction work of cerebrospinal fluid,
To further ensure that the efficiency of cerebrospinal fluid extraction work.
In the present invention: the both ends of the first rubber tube pass through respectively rubber stopper stopper insertion drainage needle 5 and containing tube 2 it is interior
Portion, the both ends of the second rubber tube also stopper the inside of insertion containing tube 2 and pump bowl 101 by rubber stopper respectively, and rubber stopper is
Hollow structure in the extraction process of cerebrospinal fluid, will flow through rubber stopper and the first rubber tube and the second rubber tube, by rubber stopper
Inside be set as hollow structure, be convenient for the flowing of cerebrospinal fluid, the further rubbery using rubber stopper increases and drainage
The leakproofness of needle 5, containing tube 2 and pump bowl 101, the gap to avoid cerebrospinal fluid through drainage needle 5, containing tube 2 or pump bowl 101
Place's outflow.
In the present invention: further including the monitoring assembly 7 for monitoring the variation of 2 internal pressure of containing tube, monitoring assembly 7 includes setting
The baroceptor 701 inside containing tube 2 for experiencing air pressure change and setting are set on 2 surface of containing tube for showing air pressure
The second display screen 702 of change information, the model of the baroceptor 701 can be MIK-P300 baroceptor, air pressure sensing
Device 701 is the instrument for measuring the absolute pressure of gas, passes through connection between baroceptor 701 and second display screen 702
Line carries out signal transmission, baroceptor 701 and second display screen 702 is arranged here, the purpose is to monitor containing tube 2 at any time
The variation of internal gas pressure, when medical staff realizes that 2 internal gas pressure of containing tube is excessive, the extraction for being unfavorable for cerebrospinal fluid is led
It when stream, can be evacuated by internal gas of the pump bowl 101 to containing tube 2, to successively change containing tube 2 and variable shaped plastic
The internal gas pressure of the bed of material 102.
In the present invention: monitoring assembly 7 further includes being arranged in outside containing tube 2 for installing the battery case 703 of battery, is passed through
Battery case 703 is set, battery can be easily installed, provides power supply to second display screen 702 and baroceptor 701.
In the present invention: the top of containing tube 2 is offered for receiving to the pressure relief opening that pressure release is exhausted inside containing tube 2
Receiving the top of pipe 2 is provided with cock body 3 for blocking pressure relief opening by connecting rope, when medical staff starts cerebrospinal fluid extraction work
When, cock body 3 can be extracted, so that the inside of containing tube 2 is able to pressure release, then is able to smoothly flow to storage convenient for cerebrospinal fluid
The inside of pipe 2, pressure relief opening mentioned herein, its essence is be opened in 2 top of containing tube (relative to deformable plastic layer 102
Top) gas outlet, when cock body 3 in gas outlet extract when, then make the gas inside deformable plastic layer 102 can be through outlet
Mouth discharge, it is excessive to avoid 102 internal gas pressure of deformable plastic layer, and cause cerebrospinal fluid that can not be guided to deformable plastic
The inside of layer 102.
In the present invention: further including the regulatory component 6 for adjusting cerebrospinal fluid extraction drainage, regulatory component 6 includes surrounding to be set to
For applying the telescopic sleeve 602 and telescoping tube 601 of power of tying tight, 602 He of telescopic sleeve to the first rubber tube on first rubber tube
One end of telescoping tube 601 is articulated connection, and the other end of telescopic sleeve 602 is at least opened up there are two limit hole, and telescoping tube 601
The other end be provided with after the elastic spacing key that fastens with limit hole is inserted into 602 inside of telescopic sleeve in order to telescoping tube 601
It is fixed, when medical staff starts to carry out the extraction work of cerebrospinal fluid to patient, telescoping tube 601 is adjusted in telescopic sleeve
Position inside 602 adjusts telescoping tube 601 and telescopic sleeve 602 to the clamping contact power of the first rubber tube (herein to reach
Can refer to Figure of description 5), when chucking power is larger, then achieve the purpose that tie to the first rubber tube tight, at this time cerebrospinal fluid then without
Method continues to flow, and when chucking power is smaller, then relative loose, cerebrospinal fluid then can smoothly be flowed the first rubber tube, herein
It is emphasized that elastic spacing key mentioned by the application is authorizing disclosed utility model case " a kind of based on BIM's
In the device of construction simulation " (CN208281424U), the structural principle of elastic spacing key is described, therefore the application
No longer this is repeated.
Working principle: before use, medical staff first checks the safety of this tool partial structurtes, in use, medical staff
It first carries out disinfection sterilizing to this tool, it is ensured that ensure in an aseptic environment, first adjust clamp assemblies 4 close to the middle part of drainage needle
Position, medical staff's finger is placed at finger crushing block 403 at this time, and the tight pinch splint 401 of hand, clamping plate 401 conduct power
To elastic cushion 402, the chucking power between elastic cushion 402 and drainage needle 5 can be increased at this time, consequently facilitating medical staff applies
Drainage needle 5 is inserted into the target intervertenral space position of patient by power, after the first half of drainage needle is inserted into patient body, then hand
The chucking power to clamping plate 401 is slightly unclamped, clamp assemblies 4 are manually adjusted to the remainder end of drainage needle 5, at this time medical care
Hand clutches clamping plate 401 to personnel again, by conducting power to elastic cushion 402, between Lai Zengjia elastic cushion 402 and drainage needle 5
Chucking power, medical staff continues to exert a force, and remaining 5 position of drainage needle is inserted into the patient, and subsequent medical staff is by two
Clamping plate 401 be unfolded, to achieve the purpose that remove clamp assemblies 4 on drainage needle 5, then medical staff by cock body 3 pull away in
The inside of pressure relief opening, then medical staff presses elastic spacing key, so that elastic spacing key starts to shrink, and by telescoping tube 601
Depths in telescopic sleeve 602 inside is slowly detached, up to the first rubber tube is able to effective diastole, cerebrospinal fluid is from the internal of patient
Outflow flows to the inside of containing tube 2 through the first rubber tube, and until the inside of deformable plastic layer 102 is flowed into, as medical care people
Member realize cerebrospinal fluid flowing it is slower when, can manual pull pump bowl 101, between containing tube 2 and deformable plastic layer 102
Portion's cavity (this section subsequent mentioned " internal cavities " is all internal cavities between containing tube 2 and deformable plastic layer 102,
It is subsequent that no longer this is carried out to repeat to repeat) gas detached, and the gas pressure intensity of internal cavities gradually decreases at this time, can be changed and shapes
Gradually spread apart comes the bed of material 102, while the internal gas pressure of deformable plastic layer 102 also gradually decreases, at this time patient's body
Pressure it is constant, but the both ends pressure difference of cerebrospinal fluid flowing changes, and the pressure of patient's body is increasing to be shaped in variable
Gas pressure intensity inside the bed of material 102, so that the speed of cerebrospinal fluid flowing is accelerated, at the same time, in the process of cerebrospinal fluid extraction
In, baroceptor 701 is monitored to the gas pressure intensity in internal cavities always, and passes through second display screen 702, transmitting
The information of pressure change out influences medical staff to the extraction work of Cerebrospinal Fluid in Patients when the gas pressure intensity in internal cavities is excessively high
When going on smoothly, medical staff can also immediately be detached the gas inside containing tube 2 by pump bowl 101, when brain ridge
After liquid extracts, medical staff extracts the first rubber tube and the second rubber tube, by cerebrospinal fluid collected by 2 inside of containing tube
It send to laboratory test department and is chemically examined immediately.
Second embodiment:
As shown in figure 5, different from the first embodiment, the cerebrospinal fluid processing component 9 of the present embodiment is and drainage needle
Cerebrospinal fluid can directly be stored by test tube 10, medical staff is facilitated to be fed directly to chemically examine by the test tube 10 that end is connected
Section is detected.
It is provided with scale on test tube 10, extraction amount can be controlled, to guarantee detection effect, reduces waste.
Finally, it is stated that the above examples are only used to illustrate the technical scheme of the present invention and are not limiting, although referring to compared with
Good embodiment describes the invention in detail, those skilled in the art should understand that, it can be to skill of the invention
Art scheme is modified or replaced equivalently, and without departing from the objective and range of technical solution of the present invention, should all be covered at this
In the scope of the claims of invention.
Claims (9)
1. a kind of cerebrospinal fluid extraction tool, including drainage needle, it is characterised in that: further include carrying out force acupuncture treatment convenient for medical staff
Clamp assemblies and intracranial pressure for being measured to patient's intracranial pressure measure component；
The clamp assemblies include that two pieces of hinged clamping plates and setting are bonded increase with drainage needle outer wall on the inside of clamping plate
The elastic cushion of frictional force, the clamping plate outside are provided with finger crushing block；
The end of the drainage needle is communicated with cerebrospinal fluid processing component by the first rubber tube；
The intracranial pressure measurement component includes the pressure sensor being set on the first rubber tube for measuring to intracranial pressure
Be set on the first rubber tube for showing the first display screen of the surveyed intracranial pressure information of pressure sensor.
2. a kind of cerebrospinal fluid extraction tool according to claim 1, it is characterised in that: the cerebrospinal fluid processing component includes
Regulating module, the regulating module include the containing tube being connected with the end of drainage needle by the first rubber tube, pass through second
Pump bowl for being evacuated to containing tube inside that rubber tube is connected with containing tube and setting can be with inside containing tube
Gas pressure intensity changes and the deformable plastic layer of deformation.
3. a kind of cerebrospinal fluid extraction tool according to claim 2, it is characterised in that: what the deformable plastic layer used
Material is plastic cloth.
4. a kind of cerebrospinal fluid extraction tool according to claim 2, it is characterised in that: the both ends of first rubber tube point
The inside of insertion drainage needle and containing tube is not stoppered by rubber stopper, the both ends of second rubber tube also pass through rubber stopper respectively
The inside of insertion containing tube and pump bowl is stoppered, the rubber stopper is hollow structure.
5. a kind of cerebrospinal fluid extraction tool according to claim 2, it is characterised in that: further include for monitoring in containing tube
The monitoring assembly of portion's gas pressure change, the monitoring assembly include being arranged in inside containing tube for experiencing the gas of air pressure change
It pressure sensor and storage pipe surface is set is used to show the second display screen of air pressure change information.
6. a kind of cerebrospinal fluid extraction tool according to claim 5, it is characterised in that: the monitoring assembly further includes setting
For installing the battery case of battery outside containing tube.
7. a kind of cerebrospinal fluid extraction tool according to claim 2, it is characterised in that: offered at the top of the containing tube
For containing tube inside being exhausted the pressure relief opening of pressure release, the top of the containing tube is provided with by connecting rope for blocking
The cock body of pressure relief opening.
8. a kind of cerebrospinal fluid extraction tool according to claim 1, it is characterised in that: further include adjusting cerebrospinal fluid extraction to draw
The regulatory component of stream, the regulatory component include surrounding to be set on the first rubber tube for applying power of tying tight to the first rubber tube
Telescopic sleeve and telescoping tube, one end of the telescopic sleeve and telescoping tube is articulated connection, the other end of the telescopic sleeve
It at least opens up there are two limit hole, and the other end of telescoping tube is provided with the elastic spacing key that fastens with limit hole in order to stretch
Draw insertion is fixed behind telescopic sleeve inside.
9. a kind of cerebrospinal fluid extraction tool according to claim 1, it is characterised in that: the cerebrospinal fluid processing component be with
The test tube that the end of drainage needle is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910892348.9A CN110522478A (en) | 2019-09-20 | 2019-09-20 | A kind of cerebrospinal fluid extraction tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910892348.9A CN110522478A (en) | 2019-09-20 | 2019-09-20 | A kind of cerebrospinal fluid extraction tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110522478A true CN110522478A (en) | 2019-12-03 |
Family
ID=68669430
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910892348.9A Pending CN110522478A (en) | 2019-09-20 | 2019-09-20 | A kind of cerebrospinal fluid extraction tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110522478A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112932549A (en) * | 2021-01-28 | 2021-06-11 | 中国人民解放军陆军军医大学 | Experiment rat cerebrospinal fluid extraction device based on double syringes |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2401143Y (en) * | 1999-12-15 | 2000-10-18 | 杨俊� | Lumbar puncture cerebrospinal fluid pressure dynamic monitoring apparatus |
| US20060195043A1 (en) * | 2005-02-28 | 2006-08-31 | 101 Associates | Methods and apparatus for measuring pressures in bodily fluids |
| CN204468070U (en) * | 2015-02-09 | 2015-07-15 | 苗玉迪 | A kind of cerebrospinal pressure detects sampler |
| CN205885460U (en) * | 2016-05-16 | 2017-01-18 | 中国人民解放军南京军区南京总医院 | Can regulate and control simple and easy cerebrospinal fluid collection device of measurable pressure |
| CN107157553A (en) * | 2017-05-23 | 2017-09-15 | 中国医科大学附属第医院 | The controllable digitlization waist of cerebrospinal fluid flow wears measuring cell |
| KR20180123346A (en) * | 2017-05-08 | 2018-11-16 | 울산대학교 산학협력단 | Subarachnoid space probe and method for probing subarachnoid space |
| CN208640758U (en) * | 2017-09-21 | 2019-03-26 | 郭怀花 | A kind of neurology department's cerebrospinal fluid extraction device |
| CN210811202U (en) * | 2019-09-20 | 2020-06-23 | 中国人民解放军陆军军医大学第一附属医院 | Cerebrospinal fluid extracting tool |
-
2019
- 2019-09-20 CN CN201910892348.9A patent/CN110522478A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2401143Y (en) * | 1999-12-15 | 2000-10-18 | 杨俊� | Lumbar puncture cerebrospinal fluid pressure dynamic monitoring apparatus |
| US20060195043A1 (en) * | 2005-02-28 | 2006-08-31 | 101 Associates | Methods and apparatus for measuring pressures in bodily fluids |
| CN204468070U (en) * | 2015-02-09 | 2015-07-15 | 苗玉迪 | A kind of cerebrospinal pressure detects sampler |
| CN205885460U (en) * | 2016-05-16 | 2017-01-18 | 中国人民解放军南京军区南京总医院 | Can regulate and control simple and easy cerebrospinal fluid collection device of measurable pressure |
| KR20180123346A (en) * | 2017-05-08 | 2018-11-16 | 울산대학교 산학협력단 | Subarachnoid space probe and method for probing subarachnoid space |
| CN107157553A (en) * | 2017-05-23 | 2017-09-15 | 中国医科大学附属第医院 | The controllable digitlization waist of cerebrospinal fluid flow wears measuring cell |
| CN208640758U (en) * | 2017-09-21 | 2019-03-26 | 郭怀花 | A kind of neurology department's cerebrospinal fluid extraction device |
| CN210811202U (en) * | 2019-09-20 | 2020-06-23 | 中国人民解放军陆军军医大学第一附属医院 | Cerebrospinal fluid extracting tool |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112932549A (en) * | 2021-01-28 | 2021-06-11 | 中国人民解放军陆军军医大学 | Experiment rat cerebrospinal fluid extraction device based on double syringes |
| CN112932549B (en) * | 2021-01-28 | 2022-07-05 | 中国人民解放军陆军军医大学 | Experiment rat cerebrospinal fluid extraction device based on double syringes |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107157553A (en) | The controllable digitlization waist of cerebrospinal fluid flow wears measuring cell | |
| CN102599892A (en) | Intraperitoneal pressure monitoring system and monitoring method | |
| CN108338825A (en) | A kind of integral safety lumbar puncture outfit | |
| CN110448284A (en) | Invasive pressure sensor | |
| CN110522478A (en) | A kind of cerebrospinal fluid extraction tool | |
| CN203943659U (en) | A kind of portable wound arteriotony monitoring device that has | |
| CN105877787B (en) | A kind of negative pressure puncture syringe | |
| TW201620575A (en) | Negative pressure device with pressure display | |
| CN206995314U (en) | A kind of pressure measurement arterial puncture needle | |
| CN210811202U (en) | Cerebrospinal fluid extracting tool | |
| CN202446076U (en) | Disposable intracranial pressure dynamic monitor | |
| CN107595268A (en) | One kind is wirelessly transferred medical pressure sensor | |
| US20100087716A1 (en) | Portable microchip module for instantaneous analysis of bodily fluids | |
| CN106421940A (en) | Closed in-vitro ventricular drainage apparatus | |
| CN208709879U (en) | Wire reinforced cerebrospinal fluid surveys pressure drainage device | |
| CN206454088U (en) | One kind carries pressure monitoring formula artificial airway's catheter air bag device | |
| CN108338782A (en) | A kind of cerebrospinal pressure measures and release device | |
| CN204683620U (en) | Health Service Laboratory rapid blood connector | |
| CN209075610U (en) | A kind of puncturing drainage apparatus | |
| CN209564123U (en) | A kind of finger tip blood-taking device convenient for quick-acting haemostatic powder | |
| CN106510732A (en) | Novel blood drawing nursing device | |
| CN106362226A (en) | Multifunctional external ventricul drainage device and working method | |
| CN102525446A (en) | Disposable dynamic intracranial pressure monitor | |
| CN201353141Y (en) | Device for measuring intracranial pressure and sampling cerebrospinal fluid | |
| CN206491797U (en) | Detection pipe for measurement of central venous pressure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |