CN114588494A - Pressure-measuring liquid-discharging injection device for cerebrospinal fluid replacement - Google Patents
Pressure-measuring liquid-discharging injection device for cerebrospinal fluid replacement Download PDFInfo
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- CN114588494A CN114588494A CN202210171579.2A CN202210171579A CN114588494A CN 114588494 A CN114588494 A CN 114588494A CN 202210171579 A CN202210171579 A CN 202210171579A CN 114588494 A CN114588494 A CN 114588494A
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- cerebrospinal fluid
- storage tank
- injection device
- fixedly connected
- pressure
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- 210000001175 cerebrospinal fluid Anatomy 0.000 title claims abstract description 64
- 238000002347 injection Methods 0.000 title claims abstract description 39
- 239000007924 injection Substances 0.000 title claims abstract description 39
- 238000007599 discharging Methods 0.000 title claims abstract description 29
- 238000002637 fluid replacement therapy Methods 0.000 title claims abstract description 20
- 239000007788 liquid Substances 0.000 claims abstract description 54
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 claims abstract description 30
- 239000011780 sodium chloride Substances 0.000 claims abstract description 26
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 20
- 239000012267 brine Substances 0.000 claims abstract description 4
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 claims abstract description 4
- 239000000523 sample Substances 0.000 claims description 8
- 239000012266 salt solution Substances 0.000 claims description 2
- 238000010079 rubber tapping Methods 0.000 claims 8
- 238000013022 venting Methods 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 3
- 239000002504 physiological saline solution Substances 0.000 description 3
- 241000894006 Bacteria Species 0.000 description 2
- 230000003670 easy-to-clean Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000007917 intracranial administration Methods 0.000 description 2
- 208000012902 Nervous system disease Diseases 0.000 description 1
- 208000029033 Spinal Cord disease Diseases 0.000 description 1
- 238000002583 angiography Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000003169 central nervous system Anatomy 0.000 description 1
- 208000015114 central nervous system disease Diseases 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000003745 diagnosis 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
- 238000005516 engineering process Methods 0.000 description 1
- 208000015181 infectious disease Diseases 0.000 description 1
- 208000027866 inflammatory disease Diseases 0.000 description 1
- 238000009593 lumbar puncture Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000009605 pneumoencephalography Methods 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
- 208000019553 vascular disease Diseases 0.000 description 1
Images
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M27/00—Drainage appliance for wounds or the like, i.e. wound drains, implanted drains
- A61M27/002—Implant devices for drainage of body fluids from one part of the body to another
- A61M27/006—Cerebrospinal drainage; Accessories therefor, e.g. valves
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- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Neurology (AREA)
- Ophthalmology & Optometry (AREA)
- Otolaryngology (AREA)
- Anesthesiology (AREA)
- Heart & Thoracic Surgery (AREA)
- Hematology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- External Artificial Organs (AREA)
Abstract
The invention discloses a pressure measuring and liquid discharging injection device for cerebrospinal fluid replacement, which relates to the field of medical instruments and comprises a console, a liquid discharging device, an injection device, a connecting pipe and a puncture needle; the liquid discharging device comprises a cerebrospinal fluid storage tank, and a first tank cover matched with the cerebrospinal fluid storage tank is arranged at the top of the cerebrospinal fluid storage tank; the injection device comprises a saline water storage tank, and a second tank cover matched with the saline water storage tank is arranged at the top of the saline water storage tank; a pump is fixedly arranged at the bottom in the brine storage tank; the first end of the connecting pipe is fixedly connected with a first connector, and the connecting pipe is also fixedly connected with three connecting sleeves through three branch pipes respectively; the puncture needle comprises a needle tube and a second connector fixedly connected with the tail end of the needle tube, and the second connector is matched with the first connector. The cerebrospinal fluid replacement process is automatically carried out, the liquid discharging injection efficiency is high, the leakage is not easy to occur, the patient can be better protected, and the cerebrospinal fluid replacement device is safer and more reliable.
Description
Technical Field
The invention relates to the field of medical instruments, in particular to a pressure-measuring liquid-discharging injection device for cerebrospinal fluid replacement.
Background
The lumbar puncture is a diagnosis and treatment operation which is commonly used in clinic and can be used for diagnosing various inflammatory diseases of the central nervous system, vascular diseases, spinal cord diseases, suspected intracranial space occupying diseases, unknown nervous system diseases, pneumoencephalography, spinal angiography and the like; it is also used for treating central nervous system diseases by releasing (relieving) excessive cerebrospinal fluid pressure and injecting medicine.
Among the current cerebrospinal fluid replacement lumbar vertebrae puncture operation, the drainage of cerebrospinal fluid and the injection of normal saline all accomplish through medical personnel are artifical, and the drainage of cerebrospinal fluid and the injection of normal saline often need go on repeatedly many times just can accomplish, and not only the operation is more troublesome, and efficiency is lower, causes the misery for the patient easily, and more importantly, the condition that the seepage pollutes still appears easily in the operation process, leads to the intracranial infection of patient, brings very serious consequence.
Disclosure of Invention
The invention aims to provide a pressure-measuring liquid-discharging injection device for cerebrospinal fluid replacement, which aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
a pressure-measuring liquid-discharging injection device for cerebrospinal fluid replacement comprises a console, a liquid-discharging device, an injection device, a connecting pipe and a puncture needle; the liquid discharging device comprises a cerebrospinal fluid storage tank, and a first tank cover matched with the cerebrospinal fluid storage tank is arranged at the top of the cerebrospinal fluid storage tank; a first guide pipe penetrates through and is embedded in the first tank cover, one end of the first guide pipe extends to the top of the cerebrospinal fluid storage tank, the other end of the first guide pipe is fixedly connected with a first connecting sleeve head, and an electromagnetic valve is fixedly embedded in the first connecting sleeve head; the injection device comprises a saline water storage tank, and a second tank cover matched with the saline water storage tank is arranged at the top of the saline water storage tank; a second guide pipe penetrates through and is embedded in the second tank cover, one end of the second guide pipe extends to the bottom in the brine storage tank, the other end of the second guide pipe is fixedly connected with a second connecting casing head, and a one-way valve is fixedly embedded in the second connecting casing head; a pump is fixedly arranged at the bottom in the saline water storage tank, and the liquid outlet end of the pump is fixedly connected with the bottom end of the second conduit; the first end of the connecting pipe is fixedly connected with a first connector, and the connecting pipe is also fixedly connected with three connecting sleeves through three branch pipes respectively; the connecting sleeve close to the first connecting head is in threaded connection with a pressure gauge, and the other two connecting sleeves are respectively in threaded connection with the first connecting sleeve head and the second connecting sleeve head; the puncture needle comprises a needle tube and a second connector fixedly connected with the tail end of the needle tube, and the second connector is matched with the first connector; the control console comprises a base, a control circuit board is fixedly arranged in the base, and the pump is electrically connected with the control circuit board; the pressure gauge and the electromagnetic valve are respectively connected with the control circuit board through leads; the base lateral wall is still fixed mounting has control panel, and control panel passes through the wire and is connected with control circuit board.
As a further scheme of the invention: and a first liquid level sensor is fixedly connected to the inner side wall of the cerebrospinal fluid storage tank.
As a still further scheme of the invention: and a second liquid level sensor is fixedly mounted on the inner side wall of the saline water storage tank.
As a still further scheme of the invention: the first liquid level sensor and the second liquid level sensor are respectively electrically connected with the control circuit board.
As a still further scheme of the invention: and the first tank cover and the second tank cover are both provided with air exchange ports.
As a still further scheme of the invention: the top of the base is provided with a placing groove matched with the liquid discharging device and the injection device.
As a still further scheme of the invention: the control circuit board is fixedly connected with a first liquid level sensor, a second liquid level sensor and a conductive probe of the pump, and the conductive probe extends into the placing groove; cerebrospinal fluid storage jar and salt solution storage jar bottom seted up with standing groove complex notch, inlay the conductive contact who is equipped with first level sensor, second level sensor and pump in the notch respectively.
As a still further scheme of the invention: the puncture needle also comprises a guide wire matched with the needle tube.
Compared with the prior art, the invention has the following beneficial effects:
1. the pressure is detected and monitored in real time through the arrangement of the pressure gauge, so that the liquid discharging of the cerebrospinal fluid is more accurate and safe;
2. the replacement process of the cerebrospinal fluid is automatically carried out, the liquid discharging injection efficiency is high, the leakage is not easy to occur, the patient can be better protected, and the safety and the reliability are higher;
3. the liquid level is detected and monitored by the arrangement of the first liquid level sensor and the second liquid level sensor, the liquid discharge amount of cerebrospinal fluid and the injection amount of normal saline are automatically balanced, and the cerebrospinal fluid replacement effect is good;
4. the device can be disassembled after use, the connecting pipe and the puncture needle part are not easy to clean, the cost is lower, and the device can be used as a disposable article; the console, the liquid discharging device, the injection device and the pressure gauge are not in direct contact with a patient, the cost is high, and the device can be continuously used after being cleaned and disinfected, so that the use cost of the device is effectively reduced.
Drawings
Fig. 1 is a schematic structural diagram of embodiment 1 of the present invention.
Fig. 2 is a schematic structural diagram of a console in embodiment 1 of the present invention.
Fig. 3 is a schematic structural view of a liquid discharge apparatus in embodiment 1 of the present invention.
Fig. 4 is a schematic structural view of an injection device in embodiment 1 of the present invention.
Fig. 5 is a schematic structural diagram of a connection pipe in embodiment 1 of the present invention.
Fig. 6 is a schematic view showing the structure of a puncture needle in embodiment 1 of the present invention.
Fig. 7 is a schematic view showing the structure of a puncture needle in embodiment 2 of the present invention.
Notations for reference numerals: 1-a control console, 11-a base, 12-a control circuit board, 13-a conductive probe, 14-a placing groove, 15-a control panel, 2-a liquid discharging device, 21-a cerebrospinal fluid storage tank, 22-a first tank cover, 23-a first liquid level sensor, 24-a first conduit, 25-a first connecting sleeve head, 26-an electromagnetic valve, 3-an injection device and 31-a saline storage tank, 32-a second tank cover, 33-a second liquid level sensor, 34-a pump, 35-a second catheter, 36-a second connecting casing head, 37-a one-way valve, 4-a pressure gauge, 5-a connecting pipe, 51-a first connecting head, 52-a connecting casing, 6-a puncture needle, 61-a needle tube, 62-a second connecting head and 63-a guide wire.
Detailed Description
The present invention will be described in detail with reference to the following embodiments, wherein like or similar elements are designated by like reference numerals throughout the several views, and wherein the shape, thickness or height of the various elements may be expanded or reduced in practice. The examples are given solely for the purpose of illustration and are not intended to limit the scope of the invention. Any obvious modifications or variations can be made to the present invention without departing from the spirit or scope of the present invention.
Example 1
Referring to fig. 1 to 6, in an embodiment of the present invention, a pressure measuring and liquid discharging injection device for cerebrospinal fluid replacement includes a console 1, a liquid discharging device 2, an injection device 3, a connecting tube 5 and a puncture needle 6;
the liquid discharging device 2 comprises a cerebrospinal fluid storage tank 21, a first tank cover 22 matched with the cerebrospinal fluid storage tank 21 is arranged at the top of the cerebrospinal fluid storage tank 21, and cerebrospinal fluid stored in the cerebrospinal fluid storage tank 21 can be discharged by opening the first tank cover 22; a first guide pipe 24 penetrates through and is embedded in the first tank cover 22, one end of the first guide pipe 24 extends to the top of the cerebrospinal fluid storage tank 21, the other end of the first guide pipe 24 is fixedly connected with a first connecting sleeve head 25, and an electromagnetic valve 26 is fixedly embedded in the first connecting sleeve head 25; a first liquid level sensor 23 is fixedly connected to the inner side wall of the cerebrospinal fluid storage tank 21;
the injection device 3 comprises a saline water storage tank 31, and a second tank cover 32 matched with the saline water storage tank 31 is arranged at the top of the saline water storage tank 31; a second guide pipe 35 is embedded in the second tank cover 32 in a penetrating manner, one end of the second guide pipe 35 extends to the bottom in the brine storage tank 31, the other end of the second guide pipe 35 is fixedly connected with a second connecting casing head 36, and a check valve 37 is fixedly embedded in the second connecting casing head 36; a pump 34 is fixedly arranged at the bottom in the saline water storage tank 31, and the liquid outlet end of the pump 34 is fixedly connected with the bottom end of a second conduit 35; a second liquid level sensor 33 is also fixedly mounted on the inner side wall of the saline water storage tank 31;
the first tank cover 22 and the second tank cover 32 are both provided with air vents to ensure balance of internal pressure and external pressure, and the air vents are provided with filter screens which can filter bacteria in air so that the bacteria cannot enter the cerebrospinal fluid storage pipe 21 and the saline water storage tank 31; the second tank cover 32 is not normally opened, and the vent of the second tank cover 32 is also used for adding the normal saline into the saline storage tank 31;
the head end of the connecting pipe 5 is fixedly connected with a first connecting joint 51, and the connecting pipe 5 is also fixedly connected with three connecting sleeves 52 through three branch pipes respectively; the connecting sleeve 52 close to the first connecting head 51 is in threaded connection with a pressure gauge 4, and the pressure gauge 4 is preferably a mechanical pressure gauge and is stable and common; the other two connection sleeves 52 are screwed to the first connection sleeve head 25 and the second connection sleeve head 36, respectively;
the puncture needle 6 comprises a needle tube 61 and a second connector 62 fixedly connected with the tail end of the needle tube 61, and the second connector 62 is matched with the first connector 51;
the control console 1 comprises a base 11, a control circuit board 12 is fixedly arranged in the base 11, and the first liquid level sensor 23, the second liquid level sensor 33 and the pump 34 are respectively electrically connected with the control circuit board 12; the pressure gauge 4 and the electromagnetic valve 26 are respectively connected with the control circuit board 12 through leads; further, a placing groove 14 matched with the liquid discharging device 2 and the injection device 3 is formed in the top of the base 11; the control circuit board 12 is fixedly connected with a first liquid level sensor 23, a second liquid level sensor 33 and a conductive probe 13 of a pump 34, and the conductive probe 13 extends into the placing groove 14; notches matched with the placing grooves 14 are formed in the bottom of the cerebrospinal fluid storage tank 21 and the saline storage tank 31, conductive contacts of the first liquid level sensor 23, the second liquid level sensor 33 and the pump 34 are embedded in the notches respectively, and when the liquid discharging device 2 and the injection device 3 are placed on the corresponding placing grooves 14, the conductive probes 13 are in contact with the corresponding conductive contacts, so that the first liquid level sensor 23, the second liquid level sensor 33 and the pump 34 are electrically connected with the control circuit board 12 respectively, wiring is reduced, and convenience is brought; the side wall of the base 11 is also fixedly provided with a control panel 15, and the control panel 15 is connected with the control circuit board 12 through a wire for controlling and setting related elements.
When the device is used, after the puncture needle 6 punctures, cerebrospinal fluid flows into the connecting pipe 5 through the puncture needle 6, the pressure measuring meter 4 detects pressure, when the pressure value is within a set range, the control electromagnetic valve 26 is opened, the cerebrospinal fluid enters the cerebrospinal fluid storage tank 21, when the pressure value is lower than the set range (when the pressure is less than 80mm water column) or the liquid discharge amount reaches 40mL, the control electromagnetic valve 26 is closed, and the cerebrospinal fluid cannot be discharged continuously; at this time, the control pump 34 is turned on to inject the saline in the saline storage tank 31 into the patient; the cerebrospinal fluid storage tank 21 and the saline storage tank 31 are identical in specification, the first liquid level sensor 23 of the liquid discharging device 2 records the cerebrospinal fluid discharging volume, the second liquid level sensor 33 of the injection device 3 records the physiological saline injection volume, and when the descending height of the physiological saline liquid level in the saline storage tank 31 is equal to the cerebrospinal fluid level height stored in the cerebrospinal fluid storage tank 21, the pump 34 stops working. At this time, the puncture needle 6 is pulled out from the patient; when the pressure value exceeds the set range (when the pressure is more than 500mm water column), the control electromagnetic valve 26 is closed, the cerebrospinal fluid can not be discharged, and the pump 34 does not work.
The pressure is detected and monitored in real time through the arrangement of the pressure gauge 4, so that the liquid discharging of the cerebrospinal fluid is more accurate and safe; the replacement process of the cerebrospinal fluid is automatically carried out, the liquid discharging and injecting efficiency is high, the leakage is not easy to occur, the patient can be better protected, and the safety and the reliability are higher; the liquid level is detected and monitored by the arrangement of the first liquid level sensor 23 and the second liquid level sensor 33, the liquid discharge amount of the cerebrospinal fluid and the injection amount of the physiological saline are automatically balanced, and the cerebrospinal fluid replacement effect is good.
The device can be disassembled after use, and the connecting pipe 5 and the puncture needle 6 are not easy to clean and have lower cost and can be used as disposable articles; the console 1, the liquid discharging device 2, the injection device 3 and the pressure measuring meter 4 are not in direct contact with a patient, the cost is high, and the device can be continuously used after cleaning and disinfection, so that the use cost of the device is effectively reduced.
Example 2
Referring to fig. 7, based on embodiment 1, the puncture needle 6 further includes a guide wire 63 engaged with the needle tube 61, the guide wire 63 is pulled to ensure that cerebrospinal fluid smoothly flows out, and the guide wire 63 is pulled out to connect the puncture needle 6.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present specification describes embodiments, not every embodiment includes only a single embodiment, and such description is for clarity purposes only, and it is to be understood that all embodiments may be combined as appropriate by one of ordinary skill in the art to form other embodiments as will be apparent to those of skill in the art from the description herein.
Claims (8)
1. A pressure-measuring liquid-discharging injection device for cerebrospinal fluid replacement is characterized by comprising a console (1), a liquid-discharging device (2), an injection device (3), a connecting pipe (5) and a puncture needle (6);
the liquid discharging device (2) comprises a cerebrospinal fluid storage tank (21), and a first tank cover (22) matched with the cerebrospinal fluid storage tank (21) is arranged at the top of the cerebrospinal fluid storage tank (21); a first guide pipe (24) penetrates through and is embedded in the first tank cover (22), one end of the first guide pipe (24) extends to the top of the cerebrospinal fluid storage tank (21), the other end of the first guide pipe (24) is fixedly connected with a first connecting sleeve head (25), and an electromagnetic valve (26) is fixedly embedded in the first connecting sleeve head (25);
the injection device (3) comprises a saline water storage tank (31), and a second tank cover (32) matched with the saline water storage tank (31) is arranged at the top of the saline water storage tank (31); a second guide pipe (35) penetrates through and is embedded in the second tank cover (32), one end of the second guide pipe (35) extends to the bottom in the brine storage tank (31), the other end of the second guide pipe (35) is fixedly connected with a second connecting casing head (36), and a check valve (37) is fixedly embedded in the second connecting casing head (36); a pump (34) is fixedly arranged at the bottom in the saline water storage tank (31), and the liquid outlet end of the pump (34) is fixedly connected with the bottom end of a second conduit (35);
the head end of the connecting pipe (5) is fixedly connected with a first connecting joint (51), and the connecting pipe (5) is also fixedly connected with three connecting sleeves (52) through three branch pipes respectively; the connecting sleeve (52) close to the first connecting head (51) is in threaded connection with a pressure gauge (4), and the other two connecting sleeves (52) are in threaded connection with the first connecting sleeve head (25) and the second connecting sleeve head (36) respectively;
the puncture needle (6) comprises a needle tube (61) and a second connector (62) fixedly connected with the tail end of the needle tube (61), and the second connector (62) is matched with the first connector (51);
the control console (1) comprises a base (11), a control circuit board (12) is fixedly arranged in the base (11), and the pump (34) is electrically connected with the control circuit board (12); the pressure gauge (4) and the electromagnetic valve (26) are respectively connected with the control circuit board (12) through leads; the side wall of the base (11) is also fixedly provided with a control panel (15), and the control panel (15) is connected with the control circuit board (12) through a lead.
2. The pressure measuring tapping injection device for cerebrospinal fluid replacement according to claim 1, wherein a first level sensor (23) is fixedly connected to an inner sidewall of the cerebrospinal fluid storage tank (21).
3. The pressure tapping injection device for cerebrospinal fluid replacement according to claim 2, wherein a second level sensor (33) is further fixedly mounted to an inner sidewall of the saline storage tank (31).
4. The pressure tapping injection device for cerebrospinal fluid replacement according to claim 3, wherein the first and second level sensors (23, 33) are electrically connected to the control circuit board (12), respectively.
5. The pressure tapping injection device for cerebrospinal fluid replacement according to claim 1, wherein the first cap (22) and the second cap (32) are each provided with a venting port.
6. The pressure measuring tapping injection device for cerebrospinal fluid replacement according to claim 4, characterized in that the top of the base (11) is opened with a placement slot (14) for matching with the tapping device (2) and the injection device (3).
7. The pressure measuring tapping injection device for cerebrospinal fluid replacement according to claim 6, characterized in that the control circuit board (12) is fixedly connected with a conductive probe (13) of a first level sensor (23), a second level sensor (33) and a pump (34), the conductive probe (13) extending into the placement slot (14); cerebrospinal fluid storage jar (21) and salt solution storage jar (31) bottom seted up with standing groove (14) complex notch, inlay the conductive contact who is equipped with first level sensor (23), second level sensor (33) and pump (34) respectively in the notch.
8. Pressure tapping injection device for cerebrospinal fluid replacement according to any of claims 1 to 7, characterized in that said puncture needle (6) further comprises a guide wire (63) cooperating with the needle cannula (61).
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202210171579.2A CN114588494A (en) | 2022-02-24 | 2022-02-24 | Pressure-measuring liquid-discharging injection device for cerebrospinal fluid replacement |
PCT/CN2023/077392 WO2023147788A1 (en) | 2022-02-24 | 2023-02-21 | Pressure measuring and fluid discharging and injection device for cerebrospinal fluid replacement |
ZA2023/06435A ZA202306435B (en) | 2022-02-24 | 2023-06-21 | Manometric fluid release injection device for cerebrospinal fluid replacement |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202210171579.2A CN114588494A (en) | 2022-02-24 | 2022-02-24 | Pressure-measuring liquid-discharging injection device for cerebrospinal fluid replacement |
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Publication Number | Publication Date |
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CN114588494A true CN114588494A (en) | 2022-06-07 |
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Family Applications (1)
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CN202210171579.2A Pending CN114588494A (en) | 2022-02-24 | 2022-02-24 | Pressure-measuring liquid-discharging injection device for cerebrospinal fluid replacement |
Country Status (3)
Country | Link |
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CN (1) | CN114588494A (en) |
WO (1) | WO2023147788A1 (en) |
ZA (1) | ZA202306435B (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2023147788A1 (en) * | 2022-02-24 | 2023-08-10 | 中南大学湘雅医院 | Pressure measuring and fluid discharging and injection device for cerebrospinal fluid replacement |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100584393C (en) * | 2007-01-31 | 2010-01-27 | 张�浩 | Cerebrospinal fluid external displacement instrument |
WO2009058353A1 (en) * | 2007-11-02 | 2009-05-07 | The Cleveland Clinic Foundation | Device for increasing cerebral blood flow |
CN109771801A (en) * | 2019-02-21 | 2019-05-21 | 于立刚 | A kind of monitoring and therapeutic apparatus for draining and displacing cerebrospinal fluid and pressurizing |
CN214632144U (en) * | 2020-12-30 | 2021-11-09 | 四川三盛创新科技有限公司 | Simple intracranial pressure monitor |
CN114588494A (en) * | 2022-02-24 | 2022-06-07 | 中南大学湘雅医院 | Pressure-measuring liquid-discharging injection device for cerebrospinal fluid replacement |
-
2022
- 2022-02-24 CN CN202210171579.2A patent/CN114588494A/en active Pending
-
2023
- 2023-02-21 WO PCT/CN2023/077392 patent/WO2023147788A1/en unknown
- 2023-06-21 ZA ZA2023/06435A patent/ZA202306435B/en unknown
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2023147788A1 (en) * | 2022-02-24 | 2023-08-10 | 中南大学湘雅医院 | Pressure measuring and fluid discharging and injection device for cerebrospinal fluid replacement |
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ZA202306435B (en) | 2024-01-31 |
WO2023147788A1 (en) | 2023-08-10 |
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