CN113261937B

CN113261937B - Intelligent pressure measuring equipment used during cerebrospinal fluid extraction

Info

Publication number: CN113261937B
Application number: CN202110487637.8A
Authority: CN
Inventors: 韩雪飞; 李蕴潜; 刘心睿; 姜一宁
Original assignee: Jilin University
Current assignee: Jilin University
Priority date: 2021-05-06
Filing date: 2021-05-06
Publication date: 2022-10-18
Anticipated expiration: 2041-05-06
Also published as: CN113261937A

Abstract

The invention relates to the technical field of medical equipment, and discloses intelligent pressure measuring equipment for extracting cerebrospinal fluid, which comprises a liquid inlet pipe, wherein the right end of the liquid inlet pipe is communicated with a pressure measuring pipe, a first shaft is rotatably arranged on the front surface of the inner cavity of the liquid inlet pipe, a rotating disc is fixedly arranged on the outer surface of the first shaft, a turbofan is fixedly arranged on the outer surface of the rotating disc, rubber bands are wound on two ends of the first shaft, a second shaft is fixedly arranged on the front surface and the back surface of the top of the inner cavity of the liquid inlet pipe, and control plates are rotatably arranged on the outer surfaces of the two second shafts.

Description

Intelligent pressure measuring equipment used during cerebrospinal fluid extraction

Technical Field

The invention relates to the technical field of medical equipment, in particular to intelligent pressure measuring equipment for extracting cerebrospinal fluid.

Background

The cerebrospinal fluid pressure measuring equipment is an L-shaped tubular body with scales, one end of the horizontal section of the pressure measuring equipment is connected with the tail end of the lumbar puncture needle, the vertical section of the pressure measuring equipment is a water storage pipe, and the normal cerebrospinal fluid pressure is 80-180 mmH ₂ O, pressure higher than 200mmH ₂ O。

Current cerebrospinal fluid pressure measurement equipment is when using, is difficult to the velocity of flow of automatically regulated cerebrospinal fluid, and then can't avoid because of the cerebrospinal fluid velocity of flow too fast and to the harm that patient's health function caused, the risk that leads to the cerebrospinal fluid extraction is higher, the total amount of unable automatic control cerebrospinal fluid pressure measurement extraction, and then cause the problem because of the too much increase patient's disease of cerebrospinal fluid extraction easily.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides intelligent pressure measuring equipment for extracting cerebrospinal fluid, which has the advantages of automatically adjusting the flow rate of the cerebrospinal fluid, avoiding the problem of damage to the body of a patient due to too high flow rate of the cerebrospinal fluid, reducing the risk of extracting the cerebrospinal fluid, automatically controlling the total amount of pressure measurement extraction of the cerebrospinal fluid, avoiding the problem of disease increase of the patient due to too much extraction of the cerebrospinal fluid and the like, and solves the problems that the flow rate of the cerebrospinal fluid is difficult to automatically adjust by the pressure measuring equipment, further the damage to the body function of the patient due to too high flow rate of the cerebrospinal fluid cannot be avoided, the risk of cerebrospinal fluid extraction is high, the total amount of pressure measurement extraction of the cerebrospinal fluid cannot be automatically controlled, and further the problem of disease increase of the patient due to too much extraction of the cerebrospinal fluid is easily caused.

(II) technical scheme

In order to solve the technical problems, the invention provides the following technical scheme: the utility model provides an intelligence pressure measurement equipment during extraction of cerebrospinal fluid, includes the feed liquor pipe, the right-hand member intercommunication of feed liquor pipe has the pressure-measuring pipe, the fixed surface of pressure-measuring pipe installs the scale membrane, the front in feed liquor pipe inner chamber is rotated and is installed an axle, the fixed surface of axle installs the carousel, the fixed surface of carousel installs the turbofan, the both ends of axle all twine there is the rubber band, the front at feed liquor pipe inner chamber top and the equal fixed mounting in the back have No. two axles, two the surface of No. two axles all rotates installs the control panel, the front slidable mounting of pressure-measuring pipe inner chamber has the slide, the equal fixed mounting in both sides of pressure-measuring pipe inner chamber has the fixed block, the equal slidable mounting in both sides of slide bottom has the slider, two the bottom of slider all rotates installs the baffle, two the gas tank has all been run through to seted up in the one side that the baffle is relative.

Preferably, the rear end of the first shaft is connected with the back of the inner cavity of the liquid inlet pipe in a rotating mode, and the left side of the control panel is fixedly connected with the right side of the rubber band.

Preferably, the cross section of the top of the inner cavity of the piezometer tube is square, and the back surface of the sliding plate is in sliding connection with the back surface of the inner cavity of the piezometer tube.

Preferably, one side of each baffle, which is far away from each other, is fixedly connected with two sides of the inner cavity of the piezometer tube.

Preferably, the front surface and the back surface of the baffle are in sliding connection with the front surface and the back surface of the inner cavity of the pressure measuring tube.

Preferably, the rotation direction of the first shaft is clockwise, and the rotation range of the first shaft is 90 degrees.

(III) advantageous effects

Compared with the prior art, the invention provides intelligent pressure measuring equipment for extracting cerebrospinal fluid, which has the following beneficial effects: this intelligence pressure measurement equipment accessible turbofan cooperation carousel drives a axle clockwise rotation during cerebrospinal fluid extraction, and a axle drives the space that the inside liquid of feed liquor pipe flows through No. two axles of rubber band cooperation control board clockwise rotation when clockwise rotation, through the slide in the rebound in-process cooperation slider drive two baffles remove to both sides and with form the closure state between the fixed block, can accomplish the sealed to the pressure measuring pipe.

1. This intelligence pressure measurement equipment during cerebrospinal fluid extraction drives a shaft clockwise rotation through turbofan cooperation carousel, and a shaft drives the space that the inside liquid of feed liquor pipe flows through No. two shafts drive control board clockwise rotation through the rubber band cooperation when clockwise rotation, has reached the purpose of automatically regulated cerebrospinal fluid velocity of flow, has avoided causing the problem of harm to patient's health machine because of the cerebrospinal fluid velocity of flow is too fast, has reduced the risk of cerebrospinal fluid extraction.

2. This intelligence pressure measurement equipment during cerebrospinal fluid extraction, through the slide upwards remove in-process cooperation slider drive two baffles to both sides remove and with the fixed block between form the closure state, can accomplish sealed to the pressure measurement pipe, realized the effect of automatic injecing cerebrospinal fluid extraction total amount, avoided because of the too much problem that increases patient's disease of cerebrospinal fluid extraction, guaranteed the security of pressure measurement equipment in the use.

Drawings

Fig. 1 is a front view of an external structure of the present invention.

FIG. 2 is a front view of the internal structure of the liquid inlet pipe of the present invention.

Fig. 3 is a partial perspective view of the internal structure of the first liquid inlet pipe of the present invention.

Fig. 4 is a partial perspective view showing the inner structure of a second liquid inlet pipe according to the present invention.

FIG. 5 is a front view of the internal structure of the pressure tube of the present invention.

In the figure: 1. a liquid inlet pipe; 2. a pressure measuring pipe; 3. a scale film; 4. a first shaft; 5. a turntable; 6. a volute fan; 7. a rubber band; 8. a second shaft; 9. a control panel; 10. a slide plate; 11. a fixed block; 12. a slider; 13. a baffle plate; 14. and (4) an air tank.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, an intelligent pressure measuring device for extracting cerebrospinal fluid comprises a liquid inlet pipe 1, a pressure measuring pipe 2 communicated with the right end of the liquid inlet pipe 1, a scale film 3 fixedly mounted on the outer surface of the pressure measuring pipe 2, a first shaft 4 rotatably mounted on the front surface of the inner cavity of the liquid inlet pipe 1, a turntable 5 fixedly mounted on the outer surface of the first shaft 4, a volute 6 fixedly mounted on the outer surface of the turntable 5, rubber bands 7 wound on the two ends of the first shaft 4, a second shaft 8 fixedly mounted on the front surface and the back surface of the top of the inner cavity of the liquid inlet pipe 1, a control plate 9 rotatably mounted on the outer surfaces of the two second shafts 8, a sliding plate 10 slidably mounted on the front surface of the inner cavity of the pressure measuring pipe 2, and fixed blocks 11 fixedly mounted on the two sides of the inner cavity of the pressure measuring pipe 2, the equal slidable mounting in both sides of slide 10 bottom has slider 12, the bottom of two sliders 12 is all rotated and is installed baffle 13, the gas tank 14 has all been run through to the relative one side of two baffle 13 and has been seted up, the rear end of a axle 4 is connected with the back of feed liquor pipe 1 inner chamber is rotated, the left side of control panel 9 and the right side fixed connection of rubber band 7, the shape of pressure-measuring pipe 2 inner chamber top cross section is the square, the back of slide 10 and the back sliding connection of pressure-measuring pipe 2 inner chamber, the one side that two baffle 13 kept away from each other all with the both sides fixed connection of pressure-measuring pipe 2 inner chamber, the front and the back of baffle 13 all with the front and the back sliding connection of pressure-measuring pipe 2 inner chamber, the direction of rotation of a axle 4 is clockwise, and the rotation range of a axle 4 is 90.

The working principle is as follows: first when extracting cerebrospinal fluid, cerebrospinal fluid can enter into feed liquor pipe 1 inside through the left end of feed liquor pipe 1 and flow to the piezometric tube 2 right in, can find out the pressure value of patient's cerebrospinal fluid through reading the index on the scale film 3, when cerebrospinal fluid passes through feed liquor pipe 1 velocity of flow great, can drive a shaft 4 clockwise rotation through 6 cooperation carousels of turbofan 5, a shaft 4 drives control panel 9 clockwise rotation through No. two cooperation shafts 7 when clockwise rotation and reduces the space that the inside liquid of feed liquor pipe 1 flows, and then play the effect of control cerebrospinal fluid flow speed, when cerebrospinal fluid enters into piezometric tube 2, can discharge the air in piezometric tube 2 through air duct 14, can drive slide 10 rebound when patient's cerebrospinal fluid pressure is too big and flow out cerebrospinal fluid and too much reach and set for the peak value, slide 10 drives two baffles 13 through slider 12 and remove to both sides and form the closure state through between the fixed block 11 at rebound, can accomplish the sealing to piezometric tube 2, the problem of overflowing cerebrospinal fluid has been avoided.

In conclusion, when this cerebrospinal fluid extracts, intelligent pressure measuring equipment can drive a 4 clockwise rotations of axle through 6 cooperation carousels of worm fan 5, and a 4 drives the space that control panel 9 clockwise turned and reduce the inside liquid flow of feed liquor pipe 1 through 7 cooperation shafts 8 of rubber band when clockwise rotations, through slide 10 at the rebound in-process cooperation slider 12 drive two baffles 13 to the both sides removal and with the fixed block 11 between form closed state, can accomplish the sealed to pressure measuring pipe 2.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an intelligence pressure measurement equipment during extraction of cerebrospinal fluid, includes feed liquor pipe (1), the right-hand member intercommunication of feed liquor pipe (1) has pressure-measuring pipe (2), the surface fixed mounting of pressure-measuring pipe (2) has scale membrane (3), its characterized in that: the front of the inner cavity of the liquid inlet pipe (1) is rotatably provided with a first shaft (4), the outer surface of the first shaft (4) is fixedly provided with a turntable (5), the outer surface of the turntable (5) is fixedly provided with a volute (6), two ends of the first shaft (4) are respectively wound with a rubber band (7), the front and the back of the top of the inner cavity of the liquid inlet pipe (1) are respectively and fixedly provided with a second shaft (8), the outer surfaces of the two second shafts (8) are respectively and rotatably provided with a control plate (9), the front of the inner cavity of the pressure measuring pipe (2) is slidably provided with a sliding plate (10), two sides of the inner cavity of the pressure measuring pipe (2) are respectively and fixedly provided with a fixed block (11), two sides of the bottom of the sliding plate (10) are respectively and slidably provided with a sliding block (12), the bottoms of the two sliding blocks (12) are respectively and rotatably provided with baffle plates (13), and one sides of the two baffle plates (13) opposite are respectively provided with an air groove (14);

the rear end of the first shaft (4) is rotatably connected with the back surface of the inner cavity of the liquid inlet pipe (1), and the left side of the control plate (9) is fixedly connected with the right side of the rubber band (7);

one sides of the two baffle plates (13) which are far away from each other are fixedly connected with the two sides of the inner cavity of the pressure measuring pipe (2).

2. The intelligent pressure measuring device during cerebrospinal fluid extraction according to claim 1, characterized in that: the cross section of the top of the inner cavity of the pressure measuring pipe (2) is square, and the back surface of the sliding plate (10) is in sliding connection with the back surface of the inner cavity of the pressure measuring pipe (2).

3. The intelligent pressure measuring device during cerebrospinal fluid extraction as claimed in claim 1, wherein: the front and the back of the baffle (13) are in sliding connection with the front and the back of the inner cavity of the piezometer tube (2).

4. The intelligent pressure measuring device during cerebrospinal fluid extraction according to claim 1, characterized in that: the rotating direction of the first shaft (4) is clockwise, and the rotating range of the first shaft (4) is 90 degrees.