CN113750303A - Intracranial flow guide and intracranial pressure monitoring device - Google Patents
Intracranial flow guide and intracranial pressure monitoring device Download PDFInfo
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- CN113750303A CN113750303A CN202111076405.XA CN202111076405A CN113750303A CN 113750303 A CN113750303 A CN 113750303A CN 202111076405 A CN202111076405 A CN 202111076405A CN 113750303 A CN113750303 A CN 113750303A
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/03—Detecting, measuring or recording fluid pressure within the body other than blood pressure, e.g. cerebral pressure; Measuring pressure in body tissues or organs
- A61B5/031—Intracranial pressure
Abstract
The invention discloses an intracranial diversion and intracranial pressure monitoring device, belongs to the technical field of medical instruments, and can solve the problems that intracranial diversion and intracranial pressure monitoring are carried out separately, the operation is time-consuming and labor-consuming, and infection is easily caused. Comprises an intracranial flow guide module and an intracranial pressure monitoring module; the intracranial diversion module comprises a drainage sub-module, a pressure regulation sub-module and an anti-backflow sub-module; the drainage sub-module comprises a drainage tube, a connecting tube, a pressure tube, a three-way valve and a first control valve, the pressure adjusting sub-module comprises a pressure adjusting bottle, one end of the drainage tube is inserted into a ventricle on the patient side, and the other end of the drainage tube is communicated with a liquid inlet of the three-way valve; connecting pipe one end and the first liquid outlet intercommunication of three-way valve, the other end and the open-top intercommunication of pressure regulation bottle, pressure pipe one end and the second liquid outlet intercommunication of three-way valve, intracranial pressure monitoring module set up at the pressure pipe other end for cerebrospinal pressure force pressure to in the pressure pipe monitors. The invention is used for intracranial diversion and intracranial pressure monitoring.
Description
Technical Field
The invention relates to an intracranial flow guide and intracranial pressure monitoring device, and belongs to the technical field of medical instruments.
Background
An Extra Ventricular Drainage (EVD) is one of the most widely applied emergency treatment measures in neurosurgery, and is mainly used for emergency treatment or definite diagnosis of diseases causing intracranial pressure increase, such as ventricular hemorrhage, intracranial pressure increase after craniocerebral operation, various acute hydrocephalus, and even patients with a hernia crisis.
Intracranial pressure (ICP) monitoring is an integral component of critical neurological therapy. IPC monitoring has been applied to clinical treatment management of patients with craniocerebral injury, subarachnoid hemorrhage, intracranial tumors, intracranial hemorrhage, cerebral infarction, hydrocephalus, central nervous system infection, and fulminant hepatic failure.
At present, the used ventricular external drainage system of clinical and intracranial pressure monitor are mostly independent packing separately, and the patient need go to the operating room and carry out the ventricular external drainage after, is opened the pipeline by medical personnel again and is connected intracranial pressure monitor system, and not only the operation is wasted time and energy, leads to the infection moreover easily.
Disclosure of Invention
The invention provides an intracranial diversion and intracranial pressure monitoring device, which can solve the problems that intracranial diversion and intracranial pressure monitoring are carried out separately, the operation is time-consuming and labor-consuming, and infection is easily caused.
The invention provides an intracranial diversion and intracranial pressure monitoring device, which comprises an intracranial diversion module and an intracranial pressure monitoring module;
the intracranial flow guide module comprises a flow guide sub-module, a pressure regulation sub-module and an anti-backflow sub-module;
the drainage sub-module comprises a drainage tube, a connecting tube, a pressure tube, a three-way valve and a first control valve, the pressure regulation sub-module comprises a pressure regulation bottle, and the anti-backflow sub-module comprises a liquid accumulation bag;
the three-way valve comprises a liquid inlet, a first liquid outlet and a second liquid outlet;
the pressure regulating bottle comprises a top opening and a bottom opening;
the liquid accumulation bag comprises a top inlet and a bottom outlet;
one end of the drainage tube is inserted into a lateral ventricle of a patient, the other end of the drainage tube is communicated with a liquid inlet of the three-way valve, one end of the drainage tube, which is far away from the three-way valve, is communicated with a guide steel needle, and the guide steel needle is used for being matched with X-ray development to position the drainage tube;
one end of the connecting pipe is communicated with the first liquid outlet of the three-way valve, the other end of the connecting pipe is communicated with the top opening of the pressure regulating bottle, and the top inlet of the liquid accumulating bag is communicated with the bottom opening of the pressure regulating bottle through the first control valve;
the pressure pipe one end with the second liquid outlet intercommunication of three-way valve, intracranial pressure monitoring module sets up the pressure pipe other end for monitor the cerebrospinal fluid pressure force in the pressure pipe.
Optionally, the drainage tube, the connecting tube and the pressure tube are all elastic solid silicone rubber tubes or thermoplastic polyurethane tubes.
Optionally, the intracranial pressure monitoring module includes a cranial pressure sensor and a controller, and the cranial pressure sensor is electrically connected to the controller;
the cranial pressure sensor is used for collecting cerebrospinal fluid pressure and uploading the collected cerebrospinal fluid pressure to the controller;
the controller is used for receiving and processing the cerebrospinal fluid pressure uploaded by the cranial pressure sensor;
the cranial pressure sensor is a diaphragm pressure sensor;
the controller is a multi-parameter brain monitor.
Optionally, a pressure measuring cavity is arranged at one end of the pressure pipe, which is far away from the three-way valve, and the cranial pressure sensor is internally arranged in the pressure measuring cavity;
the intracranial pressure monitoring module also comprises a signal wire, wherein one end of the signal wire is connected with the intracranial pressure sensor, and the other end of the signal wire is connected with the controller.
Optionally, the pressure regulating submodule further comprises a graduated hanging ruler and an adjusting knob, the pressure regulating bottle is arranged on the graduated hanging ruler in a sliding mode along the length direction of the graduated hanging ruler, and the adjusting knob is used for adjusting and locking the position of the pressure regulating bottle on the graduated hanging ruler.
Optionally, a level gauge and a laser horizontal pen are arranged at a zero scale on the side wall below the graduated hanging ruler, and the laser horizontal pen is used for being matched with the level gauge to determine a zero horizontal line of the intracranial pressure of the patient.
Optionally, the drainage sub-module further comprises a liquid conveying pipe and a second control valve, the pressure measurement cavity comprises a liquid inlet and a liquid outlet, one end of the liquid conveying pipe is communicated with the liquid outlet of the pressure measurement cavity through the second control valve, the other end of the liquid conveying pipe is communicated with a flushing cavity, and the flushing cavity is used for accessing flushing liquid;
the infusion tube is an elastic solid silicone rubber tube or a thermoplastic polyurethane tube.
Optionally, an infusion regulator is sleeved outside a pipeline between the second control valve and the flushing cavity on the infusion tube.
The invention can produce the beneficial effects that:
the drainage tube is communicated with the connecting tube by adjusting the working state of the three-way valve, and intracranial flow guiding is carried out through the pressure adjusting bottle, the drainage tube and the connecting tube; the operating condition of adjustment three-way valve makes drainage tube and pressure pipe intercommunication, gathers cerebrospinal pressure force in the pressure pipe through intracranial pressure monitoring module, has solved intracranial water conservancy diversion effectively and has separately gone on with intracranial pressure monitoring, and the operation is wasted time and energy, leads to the problem of infection easily, and makes things convenient for medical personnel to operate.
Introducing a flushing fluid into the flushing cavity, flushing the flushing fluid through a liquid conveying pipe and a pressure pipe in sequence, and adjusting the flow speed and the size of the flushing fluid through an infusion regulator;
the pressure regulating bottle is arranged on the graduated hanging ruler in a vertically sliding manner, and the position of the pressure regulating bottle on the graduated hanging ruler is locked through the regulating knob, so that the height of the pressure regulating bottle can be conveniently and accurately regulated by medical staff;
the zero level line of the intracranial pressure of the patient is determined by the laser level pen matching with the level gauge.
Drawings
FIG. 1 is a schematic diagram of the overall structure of an intracranial drainage and intracranial pressure monitoring device according to an embodiment of the present application;
FIG. 2 is a schematic view of a portion of the draft tube of FIG. 1;
FIG. 3 is a schematic diagram of a portion of another intracranial pressure monitoring module according to an embodiment of the present application;
fig. 4 is a schematic structural view of the liquid accumulation bag in fig. 1.
List of parts and reference numerals:
1. a drainage submodule; 11. a drainage tube; 111. a first drainage branch tube; 112. a second branch drainage tube; 113. an adapter; 114. a stationary ring; 115. a second three-way valve; 116. a heparin cap; 12. a connecting pipe; 13. a pressure pipe; 14. a three-way valve; 15. a first control valve; 16. a transfusion tube; 17. a second control valve; 18. an infusion regulator; 2. a pressure regulation submodule; 21. a pressure regulating bottle; 22. a graduated hanging scale; 23. adjusting a knob; 25. a laser horizontal pen; 3. an anti-reflux sub-module; 31. a liquid accumulation bag; 32. an anti-reflux device; 33. an exhaust device; 4. a cranial pressure sensor; 5. a controller; 6. a signal line; 7. inserting a tube; 71. an air bag; 72. a pressure sensor; 73. a monitor; 74. an air inlet pipe; 75. a filling device; 76. liquid column pressure gauge.
Detailed Description
The present invention will be described in detail with reference to examples, but the present invention is not limited to these examples.
As shown in fig. 1, an embodiment of the present invention provides an intracranial flow guiding and intracranial pressure monitoring device, including an intracranial flow guiding module and an intracranial pressure monitoring module;
the intracranial diversion module comprises a drainage sub-module 1, a pressure regulation sub-module 2 and an anti-backflow sub-module 3;
the drainage submodule 1 comprises a drainage tube 11, a connecting tube 12, a pressure tube 13, a three-way valve 14 and a first control valve 15, the pressure regulating submodule 2 comprises a pressure regulating bottle 21, and the anti-backflow submodule 3 comprises a liquid accumulation bag 31;
the three-way valve 14 comprises a liquid inlet, a first liquid outlet and a second liquid outlet;
the pressure regulating bottle 21 includes a top opening and a bottom opening;
the liquid accumulation bag 31 comprises a top inlet and a bottom outlet;
one end of the drainage tube 11 is inserted into a ventricle on the patient side, the other end is communicated with a liquid inlet of the three-way valve 14, one end of the drainage tube 11, which is far away from the three-way valve 14, is communicated with a guide steel needle, and the guide steel needle is used for matching with X-ray development to position the drainage tube 11;
one end of the connecting pipe 12 is communicated with a first liquid outlet of the three-way valve 14, the other end is communicated with a top opening of the pressure regulating bottle 21, and a top inlet of the liquid accumulation bag 31 is communicated with a bottom opening of the pressure regulating bottle 21 through a first control valve 15;
one end of the pressure pipe 13 is communicated with a second liquid outlet of the three-way valve 14, and the intracranial pressure monitoring module is arranged at the other end of the pressure pipe 13 and used for monitoring cerebrospinal pressure in the pressure pipe 13.
The drainage tube 11 is communicated with the connecting tube 12 by adjusting the working state of the three-way valve 14, and intracranial flow guiding is carried out through the pressure adjusting bottle 21, the drainage tube 11 and the connecting tube 12; the working state of the three-way valve 14 is adjusted to communicate the drainage tube 11 with the pressure tube 13, and cerebrospinal pressure in the pressure tube 13 is collected through the intracranial pressure monitoring module.
The drainage tube 11, the connecting tube 12 and the pressure tube 13 are all elastic solid silicone rubber tubes or thermoplastic polyurethane tubes; the solid silicon rubber and the thermoplastic polyurethane have the advantages of stable chemical properties, no absorption, no deformation, no deterioration after being placed in a human body for a long time, good processing performance, easy processing and shaping and the like.
The intracranial pressure monitoring module comprises a cranial pressure sensor 4 and a controller 5, and the cranial pressure sensor 4 is electrically connected with the controller 5;
the cranial pressure sensor 4 is used for collecting cerebrospinal fluid pressure and uploading the collected cerebrospinal fluid pressure to the controller 5;
the controller 5 is used for receiving and processing cerebrospinal fluid pressure uploaded by the cranial pressure sensor 4;
preferably, the cranial pressure sensor 4 is a diaphragm pressure sensor;
preferably, the controller 5 is a multi-parameter brain monitor.
One end of the pressure pipe 13 far away from the three-way valve 14 is provided with a pressure measuring cavity, and the cranial pressure sensor 4 is arranged in the pressure measuring cavity;
the intracranial pressure monitoring module also comprises a signal wire 6, one end of the signal wire 6 is connected with the intracranial pressure sensor 4, and the other end is connected with the controller 5.
As shown in fig. 3, another intracranial pressure monitoring module of the present invention includes a cannula 7, a balloon 71, a pressure sensor 72, a monitor 73, an air inlet tube 74, a filling device 75, and a liquid column pressure gauge 76; the air bag 71 is fixedly sealed at the outer side of one end of the intubation tube 7, the liquid column pressure gauge 76 is communicated with the other end of the intubation tube 7, and the liquid column pressure gauge 76 is a millimeter water column pressure gauge; the air bag 71 is arranged in the pressure measuring cavity, one end of the air inlet pipe 74 is communicated with the air bag 71, the other end of the air inlet pipe is communicated with the filling device 75, and the filling device 75 is used for filling air into the air bag 71; the pressure sensor 72 is positioned inside the air bag 71 and arranged on the side wall of the insertion tube 7, the monitor 73 is arranged outside the air bag 71 and is electrically connected with the monitor 73 through a cable, the pressure sensor 72 is used for collecting pressure signals in the pressure measuring cavity, and the monitor 73 is used for receiving, processing and outputting display pressure signals.
The filling device 75 includes an air bag pressure gauge and an inflator, the air bag pressure gauge is an electronic air bag pressure gauge or a mechanical pointer pressure gauge, and the inflator is a medical injector with a needle removed.
Fill gas into gasbag 71 through filling device 75 and intake pipe 74, gasbag 71 can expand after being full of gas and crowd the pressure measurement chamber, and gasbag 71 can receive pressure pipe 13 and the pressure measurement intracavity pressure simultaneously, gathers pressure, patient's intracranial pressure promptly through pressure sensor 72 to export and show the pressure through monitor 73, can realize the intracranial pressure monitoring of zero drift.
The intracranial pressure monitoring module is calibrated once per hour, so that the intracranial pressure monitoring system is kept accurate and stable for a long time, and the accuracy of a measuring result is ensured.
As shown in FIG. 1 and FIG. 2, the drainage tube 11 comprises a first branch drainage tube 111, a second branch drainage tube 112, an adapter 113, a fixing ring 114, a second three-way valve 115 and a heparin cap 116; the second three-way valve 115 includes a second inlet, a first outlet, and a second outlet; one end of the first branch drainage tube 111 is inserted into the ventricle of the patient, the other end of the first branch drainage tube is communicated with the second inlet of the second three-way valve 115 through the adapter, one end of the second branch drainage tube 112 is communicated with the first outlet of the second three-way valve 115, the other end of the second branch drainage tube is communicated with the first liquid outlet of the three-way valve 14, and the heparin cap 116 is arranged at the second outlet of the second three-way valve 115.
The connector can reduce vibration and noise, adjust the flexible volume of pipeline, guarantees the normal operating of pipeline. The heparin cap can be punctured for a plurality of times or repeatedly to inject the medicine, thereby reducing the medical expense of patients and improving the working efficiency of medical care personnel.
As shown in fig. 1, the pressure regulating submodule 2 further includes a graduated hanging rule 22 and an adjusting knob 23, the pressure regulating bottle 21 is slidably disposed on the graduated hanging rule 22 along the length direction of the graduated hanging rule 22, and the adjusting knob 23 is used for adjusting and locking the position of the pressure regulating bottle 21 on the graduated hanging rule 22.
The scale hanging ruler 22 is a scale ruler with a long sliding chute, and the scale hanging ruler 22 can be a centimeter water column scale, a millimeter mercury column scale or a centimeter water column and millimeter mercury column scale, so that the scale hanging ruler is convenient to read and adjust; the pressure regulating bottle 21 is fixed on a sliding seat through a locking device, the sliding seat is connected in a long sliding groove of the graduated hanging ruler 22 in a sliding mode, and the locking device is a fixed hoop or a fixed tying belt.
The adjusting knob 23 is a bolt, the vertical thread of the bolt is inserted into the slide, and when the slide is fixed at a certain position on the graduated hanging ruler 22, the end of the bolt, which penetrates out of the slide, tightly abuts against the side wall of the long sliding groove of the graduated hanging ruler 22.
The pressure regulating bottle 21 comprises a bottle body, a top liquid inlet pipe and a bottom liquid outlet pipe, the bottom end of the bottle body of the pressure regulating bottle 21 is funnel-shaped, and the side wall of the bottle body of the pressure regulating bottle 21 is provided with reference scales.
As shown in fig. 1, a level gauge and a laser horizontal pen 25 are arranged at a zero scale on the lower side wall of the graduated hanging ruler 22, and the laser horizontal pen 25 is used for determining a zero horizontal line of intracranial pressure of a patient by matching with the level gauge.
As shown in fig. 1, the drainage sub-module 1 further includes a liquid transfer tube 16 and a second control valve 17, the pressure measurement cavity includes a liquid inlet and a liquid outlet, one end of the liquid transfer tube 16 is communicated with the liquid outlet of the pressure measurement cavity through the second control valve 17, the other end of the liquid transfer tube 16 is communicated with a flushing cavity, and the flushing cavity is used for accessing flushing liquid; an infusion regulator 18 is sleeved outside a pipeline between the second control valve and the flushing cavity on the infusion tube.
The flushing liquid is introduced into the flushing cavity, the flushing liquid sequentially passes through the infusion tube 16 and the pressure tube 13 for flushing, and the flow speed and the size of the flushing liquid are adjusted through the infusion regulator 18.
Preferably, the infusion tube 16 is an elastic solid silicone rubber tube or a thermoplastic polyurethane tube.
As shown in fig. 4, the effusion bag 31 further includes a reverse flow prevention device 32 and an exhaust device 33, the top inlet bottom end of the effusion bag 31 is communicated with the reverse flow prevention device 32, the exhaust device 33 is an air filtration membrane, the number of the air filtration membranes is two, and the two air filtration membranes are symmetrically arranged on two sides of the reverse flow prevention device 32.
The liquid accumulation bag 31 is in a shape of a conical bottle, the bottom angle of the liquid accumulation bag is an arc angle, the capacity of the liquid accumulation bag is 60-80ml, 700ml in the embodiment, and reference scales are arranged on the liquid accumulation bag 31. A liquid discharge pipe joint is rotatably arranged at the bottom end of the bottom outlet of the liquid accumulation bag 31. The top of the liquid accumulation bag 31 is provided with a hook ring, and the liquid accumulation bag 31 is hooked at the bottom end of the graduated scale 22 through the hook ring.
Although the present application has been described with reference to a preferred embodiment, it should be understood that various changes, substitutions and alterations can be made herein without departing from the spirit and scope of the application.
Claims (8)
1. An intracranial diversion and intracranial pressure monitoring device is characterized by comprising an intracranial diversion module and an intracranial pressure monitoring module;
the intracranial diversion module comprises a drainage sub-module (1), a pressure regulation sub-module (2) and an anti-backflow sub-module (3);
the drainage submodule (1) comprises a drainage tube (11), a connecting tube (12), a pressure tube (13), a three-way valve (14) and a first control valve (15), the pressure regulation submodule (2) comprises a pressure regulation bottle (21), and the anti-reverse flow submodule (3) comprises a liquid accumulation bag (31);
the three-way valve (14) comprises a liquid inlet, a first liquid outlet and a second liquid outlet;
the pressure regulating bottle (21) comprises a top opening and a bottom opening;
the liquid accumulation bag (31) comprises a top inlet and a bottom outlet;
one end of the drainage tube (11) is inserted into a lateral ventricle of a patient, the other end of the drainage tube is communicated with a liquid inlet of the three-way valve (14), one end of the drainage tube (11), which is far away from the three-way valve (14), is communicated with a guide steel needle, and the guide steel needle is used for being matched with X-ray development to position the drainage tube (11);
one end of the connecting pipe (12) is communicated with a first liquid outlet of the three-way valve (14), the other end of the connecting pipe is communicated with a top opening of the pressure regulating bottle (21), and a top inlet of the liquid accumulating bag (31) is communicated with a bottom opening of the pressure regulating bottle (21) through the first control valve (15);
pressure pipe (13) one end with the second liquid outlet intercommunication of three-way valve (14), intracranial pressure monitoring module sets up pressure pipe (13) other end for monitor the cerebrospinal fluid pressure force in pressure pipe (13).
2. The intracranial drainage and intracranial pressure monitoring device according to claim 1, wherein the intracranial pressure monitoring module comprises a cranial pressure sensor (4) and a controller (5), the cranial pressure sensor (4) being electrically connected with the controller (5);
the cranial pressure sensor (4) is used for collecting cerebrospinal fluid pressure and uploading the collected cerebrospinal fluid pressure to the controller (5);
the controller (5) is used for receiving and processing the cerebrospinal fluid pressure uploaded by the cranial pressure sensor (4);
the cranial pressure sensor (4) is a diaphragm pressure sensor;
the controller (5) is a multi-parameter brain monitor.
3. The intracranial diversion and intracranial pressure monitoring device as defined in claim 2, wherein the end of the pressure tube (13) far away from the three-way valve (14) is provided with a pressure measuring cavity, and the intracranial pressure sensor (4) is internally arranged in the pressure measuring cavity;
the intracranial pressure monitoring module further comprises a signal wire (6), one end of the signal wire (6) is connected with the intracranial pressure sensor (4), and the other end of the signal wire is connected with the controller (5).
4. The intracranial diversion and intracranial pressure monitoring device according to claim 1, wherein the pressure regulation submodule (2) further comprises a graduated scale (22) and an adjustment knob (23), the pressure regulation bottle (21) is slidably disposed on the graduated scale (22) along a length direction of the graduated scale (22), and the adjustment knob (23) is used for adjusting and locking a position of the pressure regulation bottle (21) on the graduated scale (22).
5. Intracranial drainage and intracranial pressure monitoring device as in claim 4, wherein the graduated scale (22) is provided with a level gauge and a laser level pen (25) at the zero graduation of the side wall, the laser level pen (25) is used to cooperate with the level gauge to determine the zero level of the intracranial pressure of the patient.
6. The intracranial diversion and intracranial pressure monitoring device according to claim 3, wherein the drainage sub-module (1) further comprises a liquid conveying pipe (16) and a second control valve (17), the pressure measuring cavity comprises a liquid inlet and a liquid outlet, one end of the liquid conveying pipe (16) is communicated with the liquid outlet of the pressure measuring cavity through the second control valve (17), the other end of the liquid conveying pipe (16) is communicated with a flushing cavity, and the flushing cavity is used for accessing flushing liquid; the infusion tube (16) is an elastic solid silicone rubber tube or a thermoplastic polyurethane tube.
7. The intracranial drainage and intracranial pressure monitoring device as recited in claim 6, wherein the infusion tube is externally sleeved with an infusion regulator (18) between the second control valve and the flushing lumen.
8. Intracranial drainage and intracranial pressure monitoring apparatus as in claim 1, wherein the drainage tube (11), the connecting tube (12) and the pressure tube (13) are all elastic solid silicone rubber tubes or thermoplastic polyurethane tubes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111076405.XA CN113750303A (en) | 2021-09-14 | 2021-09-14 | Intracranial flow guide and intracranial pressure monitoring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111076405.XA CN113750303A (en) | 2021-09-14 | 2021-09-14 | Intracranial flow guide and intracranial pressure monitoring device |
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| Publication Number | Publication Date |
|---|---|
| CN113750303A true CN113750303A (en) | 2021-12-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111076405.XA Pending CN113750303A (en) | 2021-09-14 | 2021-09-14 | Intracranial flow guide and intracranial pressure monitoring device |
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| Country | Link |
|---|---|
| CN (1) | CN113750303A (en) |
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2021
- 2021-09-14 CN CN202111076405.XA patent/CN113750303A/en active Pending
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