CN216628535U

CN216628535U - Cerebrospinal fluid monitoring device

Info

Publication number: CN216628535U
Application number: CN202122909922.2U
Authority: CN
Inventors: 姚继辉
Original assignee: Shenzhen Liangpin Industrial Co ltd
Current assignee: Shenzhen Liangpin Industrial Co ltd
Priority date: 2021-11-24
Filing date: 2021-11-24
Publication date: 2022-05-31
Anticipated expiration: 2031-11-24

Abstract

The utility model discloses a cerebrospinal fluid monitoring device, and particularly relates to the technical field of intracranial pressure monitoring. According to the utility model, the cerebrospinal fluid conduit is directly connected with the cerebrospinal fluid catheter through the cerebrospinal fluid, and is connected with the disposable pressure display module with a display through the three-way pipe base body, when the pressure is detected to exceed the standard, the three-way pipe base body is opened through the three-way handle to be released until the pressure is within a normal pressure range, and the three-way pipe base body is integrally discarded after the monitoring is completed.

Description

Cerebrospinal fluid monitoring device

Technical Field

The utility model relates to the technical field of intracranial pressure monitoring, in particular to a cerebrospinal fluid monitoring device.

Background

Intracranial pressure refers to the pressure of cranial cavity contents on the wall of cranial cavity, i.e. brain pressure, and the brain tissue contains interstitial fluid, which should be balanced with cerebrospinal fluid pressure, and the interstitial fluid pressure should be balanced with the pressure at the far end of capillary, so the intracranial pressure should be equal to the pressure at the far end of capillary, or slightly higher than the jugular vein pressure. Since the cerebrospinal fluid present in the subarachnoid and intracisternal spaces is between the wall of the cranial cavity and the brain tissue and is in communication with the subarachnoid space in the ventricles and spinal cavities, the hydrostatic pressure of the cerebrospinal fluid can represent the intracranial pressure, usually the pressure of the cranial spinal fluid in the lateral decubitus position.

At present, a monitor is needed for monitoring intracranial pressure in a hospital, a cable of four meters is needed for monitoring the monitor, and equipment is complex to use, so that the design provides a relatively simple cerebrospinal fluid monitoring device to solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a cerebrospinal fluid monitoring device which is connected with a disposable pressure display module with a display through a three-way pipe base body, when the pressure is detected to exceed the standard, the three-way pipe base body is opened through a three-way handle to be released until the pressure is within a normal pressure range, the cerebrospinal fluid monitoring device is integrally discarded after the monitoring is completed, the device is simple and sanitary in structure, the complex operation that daily medical care personnel are matched with a monitor in the interventional operation process is greatly reduced, and the defects in the technology are overcome.

In order to achieve the above purpose, the utility model provides the following technical scheme: cerebrospinal fluid monitoring device, including the pressure display module, pressure display module bottom is equipped with the three-way pipe base member, be equipped with the three-way handle on the three-way pipe base member, the inside pressure film that is equipped with of three-way pipe base member, three-way pipe base member bottom is equipped with the cerebrospinal fluid pipe, directly links to each other the cerebrospinal fluid pipe through the cerebrospinal fluid, links to each other through three-way pipe base member and pressure display module, when detecting that pressure exceeds standard, opens the release of three-way pipe base member through the three-way handle until in normal pressure within range, the control is accomplished the back an organic whole and is abandoned.

Preferably, the top end and the top end of the three-way pipe base body are respectively connected with the bottom end of the pressure display module and the top end of the cerebrospinal fluid catheter through two three-way locking rings, so that the three-way pipe base body is conveniently connected with the pressure display module and the cerebrospinal fluid catheter.

Preferably, the bottom end of the cerebrospinal fluid catheter is provided with a connecting ring in a threaded manner, and the connecting ring and the three-way locking ring have the same structure.

Preferably, the pressure display module includes the casing of compriseing upper cover and lower cover, and inside pressure chip, control circuit PCB board and the battery of being equipped with of casing, control circuit PCB board is established in battery and pressure chip top, pressure chip passes through the pressure chip connecting wire with control circuit PCB board and is connected, control circuit PCB board top is equipped with the LCD screen, the LCD screen is embedded on the upper cover top, the fixed LCD button membrane that is equipped with in upper cover top, battery insulation film has been inserted to the upper cover outer end, battery insulation film is in between control circuit PCB board and the battery, takes out battery insulation film during the use and makes the circuit switch-on.

Preferably, the fixed four screw thread section of thick bamboos that are equipped with of lower cover top, four the screw thread section of thick bamboo is established in the pressure chip outside, control circuit PCB board is through four fixed PCB screws and screw thread section of thick bamboos fixed connection, and four fixed PCB screws are established in the LCD screen outside, fixed PCB screw and screw thread section of thick bamboo are all established inside the casing for fixed control circuit PCB board.

Preferably, a connecting piece is fixedly arranged at the bottom end of the lower cover, is arranged at the top end of a three-way locking ring at the top of the three-way pipe base body and is in threaded connection with the three-way locking ring, and is convenient for connection of the three-way pipe base body and the cerebrospinal fluid catheter.

In the technical scheme, the utility model provides the following technical effects and advantages:

according to the utility model, the cerebrospinal fluid conduit is directly connected with the cerebrospinal fluid catheter through the cerebrospinal fluid, and is connected with the disposable pressure display module with a display through the three-way pipe base body, when the pressure is detected to exceed the standard, the three-way pipe base body is opened through the three-way handle to be released until the pressure is within a normal pressure range, and the three-way pipe base body is integrally discarded after the monitoring is completed.

Drawings

In order to more clearly illustrate the embodiments of the present application or technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to the drawings.

FIG. 1 is an overall block diagram of the present invention;

FIG. 2 is a schematic diagram of a pressure display module according to the present invention;

FIG. 3 is a view showing the construction of the lower cover of the present invention;

FIG. 4 is a cross-sectional view of the three-way locking ring of the present invention;

FIG. 5 is a view of the base of the tee and the handle of the tee of the present invention;

fig. 6 is a schematic diagram of a pressure display module of the present invention.

Description of reference numerals:

the device comprises a pressure display module 1, a three-way locking ring 2, a three-way pipe base body 3, a three-way handle 4, a pressure film 5, a cerebrospinal fluid catheter 6, a pressure chip 101, an upper cover 102, an LCD key film 103, an LCD screen 104, a battery insulation film 105, a control circuit PCB 106, a pressure chip connecting line 107, a battery 108, a fixed PCB screw 109, a lower cover 110, a threaded barrel 111 and a connecting piece 112.

Detailed Description

In order to make the technical solutions of the present invention better understood, those skilled in the art will now describe the present invention in further detail with reference to the accompanying drawings.

The utility model provides a cerebrospinal fluid monitoring device shown in figures 1-6, which comprises a pressure display module 1, wherein a three-way pipe base body 3 is arranged at the bottom of the pressure display module 1, a three-way handle 4 is arranged on the three-way pipe base body 3, a pressure film 5 is arranged inside the three-way pipe base body 3, and a cerebrospinal fluid catheter 6 is arranged at the bottom of the three-way pipe base body 3; 3 tops of three-way pipe base member and top are connected with 1 bottom of pressure display module and 6 tops of cerebrospinal fluid pipe respectively through two tee

bend locking ring

2, 6 bottom screw threads of cerebrospinal fluid pipe are equipped with the go-between, and go-between and tee bend locking ring 2 structure the same, directly link up cerebrospinal fluid pipe 6 through the cerebrospinal fluid, link to each other through three-way pipe base member 3 and the disposable pressure display module 1 that takes the demonstration, when detecting that pressure exceeds standard, open three-way pipe base member 3 through three-way handle 4 and release until in normal pressure within range, the control is accomplished the back an organic whole and is abandoned.

The pressure display module 1 comprises a shell consisting of an upper cover 102 and a lower cover 110, a pressure chip 101, a control circuit PCB 106 and a battery 108 are arranged in the shell, the control circuit PCB 106 is arranged above the battery 108 and the pressure chip 101, the pressure chip 101 is connected with the control circuit PCB 106 through a pressure chip connecting line 107, an LCD screen 104 is arranged above the control circuit PCB 106, the LCD screen 104 is embedded in the top end of the upper cover 102, an LCD key membrane 103 is fixedly arranged at the top end of the upper cover 102, a battery insulating membrane 105 is inserted into the outer end of the upper cover 102, the battery insulating membrane 105 is positioned between the control circuit PCB 106 and the battery 108, and the battery insulating membrane 105 is drawn out to connect a circuit when in use; the top end of the lower cover 110 is fixedly provided with four threaded cylinders 111, the four threaded cylinders 111 are arranged on the outer side of the pressure chip 101, the control circuit PCB 106 is fixedly connected with the threaded cylinders 111 through four fixed PCB screws 109, the four fixed PCB screws 109 are arranged on the outer side of the LCD screen 104, and the fixed PCB screws 109 and the threaded cylinders 111 are arranged in the shell and used for fixing the control circuit PCB 106; the bottom end of the lower cover 110 is fixedly provided with a connecting piece 112, the connecting piece 112 is arranged at the top end of the three-way locking ring 2 at the top of the three-way pipe base body 3 and is in threaded connection with the three-way locking ring 2, so that the three-way pipe base body 3 and the cerebrospinal fluid catheter 6 can be conveniently disassembled and assembled.

The parameters of the utility model are as follows:

the working pressure measurement range is as follows: -500mmH 20- +4000mmH 20;

working temperature range: 15 to 40 ℃;

storage temperature range: -25 ℃ to +70 ℃;

zero voltage output: 0mmH 20;

precision: 3mmH20 (at. + -. 500mmH20), 5mmH20 (at 500 to 4000mmH 20);

leakage current: under the condition of 230VRMS and 50Hz, < 2 muA;

the defibrillator opposes: the discharge of 360J can be repeated for 5 times, and a load of 50 omega is released within 5 min.

The application range is as follows: the device is used for monitoring the human cerebrospinal fluid intracranial pressure and provides objective basis for clinical diagnosis, treatment and prognosis estimation of diseases.

Material structure and specification type: medical grade polycarbonate, polyvinyl chloride and the like are selected as materials of the main body of the pressure display module 1 and the pressure connecting pipe.

Use notes: the pressure display module 1 is required to be positioned on the same horizontal line with the human body measuring part in the using process, the original position is kept in the using process, and zero resetting is required if the position is moved. Either by experienced medical staff or under their direct guidance. If the pipeline has air bubbles, the pressure test is unstable and inaccurate.

The storage method comprises the following steps: storage temperature range: -25 to 70 ℃, humidity: 10-90% (no condensation). The product should be stored in a cool, ventilated and dry place.

The implementation mode is specifically as follows: the battery insulation film 105 is extracted to open the power supply of the pressure display component to preheat the pressure display component, the three-way pipe base body 3, the cerebrospinal fluid conduit 6 and other accessories are taken out from a sterilization package by applying an aseptic technique, the working conditions of all the accessories such as the interfaces are confirmed to be safe and sealed, the working conditions of the accessories such as the three-way locking ring 2 are confirmed to be good, then all the connecting parts are confirmed to be firmly connected, the connecting piece 112 on the pressure display module 1 is connected with the three-way pipe base body 3 through the three-way locking ring 2, the three-way pipe base body 3 is connected with the cerebrospinal fluid conduit 6, physiological saline is injected through the three-way pipe base body 3, air in the conduit is exhausted, the fact that no bubble remains exist in the conduit is noticed, then the display pressure is reset to zero by pressing a zero setting key, then the cerebrospinal fluid conduit 6 is connected into a human body to enable cerebrospinal fluid to be filled with the cerebrospinal fluid and exhausted, and real-time pressure measurement is started. According to the disposable pressure display device, the cerebrospinal fluid conduit 6 is directly connected with the cerebrospinal fluid, the three-way pipe base body 3 is connected with the disposable pressure display module 1 with a display, when the pressure exceeds the standard, the three-way pipe base body 3 is opened through the three-way handle 4 to be released until the pressure is within a normal pressure range, the monitoring is completed and the monitoring is integrally discarded, the device is simple and sanitary in structure, and the complex operation that daily medical care personnel are matched with a monitor in the interventional operation process is greatly reduced.

While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the utility model. Accordingly, the drawings and description are illustrative in nature and are not to be construed as limiting the scope of the utility model.

Claims

1. Cerebrospinal fluid monitoring devices, its characterized in that: the pressure display device is characterized by comprising a pressure display module (1), wherein a three-way pipe base body (3) is arranged at the bottom of the pressure display module (1), a three-way handle (4) is arranged on the three-way pipe base body (3), a pressure film (5) is arranged inside the three-way pipe base body (3), and a cerebrospinal fluid conduit (6) is arranged at the bottom of the three-way pipe base body (3).

2. The cerebrospinal fluid monitoring device of claim 1, wherein: the top end and the top end of the three-way pipe base body (3) are respectively connected with the bottom end of the pressure display module (1) and the top end of the cerebrospinal fluid catheter (6) through two three-way locking rings (2).

3. The cerebrospinal fluid monitoring device according to claim 2, wherein: the bottom end of the cerebrospinal fluid catheter (6) is provided with a connecting ring in a threaded manner, and the connecting ring and the three-way locking ring (2) are identical in structure.

4. The cerebrospinal fluid monitoring device of claim 2, wherein: pressure display module (1) includes the casing of compriseing upper cover (102) and lower cover (110), and inside pressure chip (101), control circuit PCB board (106) and battery (108) of being equipped with of casing, control circuit PCB board (106) are established in battery (108) and pressure chip (101) top, pressure chip (101) are connected through pressure chip connecting wire (107) with control circuit PCB board (106), control circuit PCB board (106) top is equipped with LCD screen (104), embedded upper cover (102) top in LCD screen (104), upper cover (102) top is fixed and is equipped with LCD button membrane (103), upper cover (102) outer end has inserted battery insulating film (105), battery insulating film (105) are located between control circuit PCB board (106) and battery (108).

5. The cerebrospinal fluid monitoring device according to claim 4, wherein: lower cover (110) top is fixed to be equipped with four screw thread section of thick bamboos (111), four screw thread section of thick bamboo (111) are established in the pressure chip (101) outside, control circuit PCB board (106) are established in LCD screen (104) outside through four fixed PCB screws (109) and screw thread section of thick bamboo (111) fixed connection, four fixed PCB screws (109), fixed PCB screw (109) and screw thread section of thick bamboo (111) are all established inside the casing.

6. The cerebrospinal fluid monitoring device of claim 4, wherein: the bottom end of the lower cover (110) is fixedly provided with a connecting piece (112), and the connecting piece (112) is arranged at the top end of a three-way locking ring (2) at the top of the three-way pipe base body (3) and is in threaded connection with the three-way locking ring (2).