CN219167237U

CN219167237U - Disposable lumbar cistern Guan Kang reflux drainage control device

Info

Publication number: CN219167237U
Application number: CN202222384433.4U
Authority: CN
Inventors: 温捷颖; 程梅容; 黄晓莹; 叶唤雯
Original assignee: Southern Hospital Southern Medical University
Current assignee: Southern Hospital Southern Medical University
Priority date: 2022-09-07
Filing date: 2022-09-07
Publication date: 2023-06-13
Anticipated expiration: 2032-09-07

Abstract

The utility model discloses a disposable lumbar cistern Guan Kang reflux drainage control device which comprises a lumbar cistern drainage tube, a drainage bag and a connecting tube connected between the drainage tube and the drainage bag, wherein a drip number regulator and a drip tube are arranged on the connecting tube, the drip tube is divided into an upper tube and a lower tube which are detachably and hermetically connected, and an anti-reflux one-way valve is fixed at the inner wall of the lower tube. The disposable lumbar cistern Guan Kang reflux drainage control device can prevent the reflux phenomenon of drainage liquid and reduce the risk of infection of patients by using the reflux resistant one-way valve.

Description

Disposable lumbar cistern Guan Kang reflux drainage control device

Technical Field

The utility model relates to the field of medical appliances, in particular to a disposable lumbar cistern Guan Kang reflux drainage control device.

Background

Lumbar magnum drainage is a commonly used clinical treatment method that a section of soft pipeline is placed into the subarachnoid space of a patient after lumbar puncture, and then cerebrospinal fluid of the patient is drained out of the body to reduce intracranial pressure of the patient. The Chinese patent with the application number of CN201820234804.1 discloses a drainage set for a lumbar cistern, which mainly comprises: a lumbar cistern drainage tube, an external pipeline and a drainage bag. The lumbar cistern drainage tube is an indispensable part for completing lumbar cistern drainage operation, one end of the drainage tube is placed in the subarachnoid space of a patient after lumbar puncture, and the other end of the drainage tube is directly connected with a drainage bag through an external pipeline.

During the period that the drainage tube of the lumbar cistern is kept somewhere to continuously carry out cerebrospinal fluid drainage, medical care is difficult to accurately control the drainage rate and the drainage rate, the original method mainly controls the drainage rate and the drainage rate by adjusting the relative heights of the drainage tube of the lumbar cistern and the drainage bag, but the drainage rate is difficult to accurately control, and the condition change of a patient is easily caused by too high or too low drainage rate, so that the strict control of the drainage rate and the drainage rate of the lumbar cistern tube is particularly important.

And as disclosed in Chinese patent with application number CN202020319033.3, the disposable automatic control cerebrospinal fluid drainage device comprises a collecting bag and a drainage tube, wherein the lower end of the drainage tube is integrally connected with the collecting bag, the drainage tube is divided into an upper tube and a lower tube, a switch clip is sleeved on the upper tube, the upper end of the upper tube is connected with a dropper, the upper end of the dropper extends upwards to form a waist large pond tube spiral connector, and a drop number regulator is connected between the upper tube and the lower tube. The automatic control cerebrospinal fluid drainage device can effectively control drainage speed and drainage quantity by designing the drop number regulator on the drainage tube, and reduces treatment risk. However, if the drainage tube leaks air, the phenomenon of backflow of drainage liquid in the drainage tube can occur, and the risk of infection of a patient is increased. Thus, improvements are needed.

Disclosure of Invention

In order to solve the above problems, the present utility model provides a disposable lumbar cistern Guan Kang reflux drainage control device, which can prevent the reflux phenomenon of drainage liquid and reduce the risk of infection of patients by using an anti-reflux one-way valve.

In order to achieve the aim, the utility model provides a disposable lumbar cistern Guan Kang reflux drainage control device which comprises a lumbar cistern drainage tube, a drainage bag and a connecting tube connected between the drainage tube and the drainage bag, wherein a drop number regulator and a dropper are arranged on the connecting tube, the dropper is divided into an upper tube and a lower tube which are detachably and hermetically connected, and an anti-reflux one-way valve is fixed at the inner wall of the lower tube.

Preferably, the anti-reflux one-way valve comprises a cylindrical part, a flat opening part and two extension flaps, wherein the outer wall of the cylindrical part is fixed at the inner wall of the lower tube, the flat opening part comprises two connected inclined walls, the lower end of the flat opening part is provided with a narrow groove for liquid to pass through, the upper end of the flat opening part is integrally connected with the cylindrical part, the lower parts of the two extension flaps are not connected with each other, the upper parts of the two extension flaps are mutually connected with the lower end of the flat opening part and are mutually attached to each other, the inner part of the upper parts of the two extension flaps which are mutually connected is provided with a groove in a V shape in the side view direction, and the groove is communicated with the narrow groove.

Preferably, the upper pipe and the lower pipe are in threaded connection.

Preferably, scales are arranged on the side walls of the upper pipe and the lower pipe.

Preferably, the connecting pipe comprises an upper section pipe, a middle section pipe and a lower section pipe, the drop number regulator is connected between the upper section pipe and the middle section pipe, the dropper is connected between the middle section pipe and the lower section pipe, the upper pipe of the dropper is connected with the middle section pipe, and the lower pipe of the dropper is connected with the lower section pipe.

Preferably, the upper end of the upper pipe is a threaded joint end connected with the lumbar cistern drainage tube.

Preferably, the lower pipe is integrally connected with the lower pipe of the dropper and the drainage bag.

Preferably, the lower pipe is sleeved with a switch clip.

Preferably, a hook is respectively arranged at two sides of the connection part of the drainage bag and the lower pipe.

Compared with the prior art, the disposable lumbar cistern Guan Kang reflux drainage control device has the following beneficial effects:

(1) Through the use of the anti-reflux one-way valve, the phenomenon of reflux of drainage liquid can be prevented at the dropper, and the risk of infection of a patient is reduced.

(2) The drip number regulator is beneficial to accurately controlling the drainage speed and drainage quantity of the lumbar large pool tube, is convenient for observing the illness state of a patient, is beneficial to the subsequent treatment of diseases, reduces unnecessary risks brought to the patient, and reduces the workload of repeated adjustment of the drainage tube by medical care.

(3) And a dropper is adopted, so that the drainage liquid drop speed can be observed during drainage.

(4) The drainage is convenient to be interrupted at any time by adopting the switch clip.

(5) The threaded connector end is adopted, so that connection and disassembly are more convenient.

The utility model will become more apparent from the following description taken in conjunction with the accompanying drawings which illustrate embodiments of the utility model.

Drawings

Fig. 1 is a schematic view of a disposable lumbar cistern Guan Kang reflux drainage control device.

Fig. 2 is a schematic diagram of an anti-regurgitation one-way valve.

Fig. 3 is a schematic diagram of a second anti-regurgitation one-way valve.

Fig. 4 is a schematic diagram III of an anti-regurgitation one-way valve.

Reference numerals illustrate: the drainage bag 2, the hook 21, the spiral pouring spout 22, the spiral cover 23, the connecting tube 3, the upper tube 31, the screwed joint end 311, the middle tube 32, the lower tube 33, the drip regulator 4, the drip tube 5, the upper tube 51, the lower tube 52, the switch clip 6, the anti-reflux one-way valve 7, the cylindrical part 71, the flat part 72, the inclined wall 721, the narrow groove 722, the extension flap 73 and the groove 731.

Detailed Description

Embodiments of the present utility model will now be described with reference to the drawings, wherein like reference numerals represent like elements throughout.

Referring to fig. 1-4, the disposable lumbar cistern Guan Kang reflux drainage control device comprises a lumbar cistern drainage tube, a drainage bag 2 and a connecting tube 3 connected between the drainage tube and the drainage bag, wherein a drop number regulator 4 and a dropper 5 are arranged on the connecting tube 3.

The lumbar cistern drainage tube adopts a lumbar cistern drainage tube disclosed in Chinese patent CN 201820234804.1.

The top of drainage bag 2 is provided with couple 21, conveniently hangs drainage bag 2. The bottom of the drainage bag 2 is provided with a spiral liquid pouring opening 22, and a spiral sealing cover 23 is matched at the spiral liquid pouring opening 22.

The connecting pipe 3 comprises an upper section pipe 31, a middle section pipe 32 and a lower section pipe 33, the drop number regulator 4 is connected between the upper section pipe 31 and the middle section pipe 32, and the dropper 5 is connected between the middle section pipe 32 and the lower section pipe 33. The upper end of the upper pipe 31 is a screwed joint end 311 connected with the lumbar cistern drainage tube. The lower pipe 33 is integrally connected with the lower pipe of the dropper 5 and the drainage bag 2. The drainage bag 2 is provided with hooks 21 on two sides of the connection part with the lower pipe 33. The lower pipe section 33 is sleeved with a switch clip 6.

The drop number regulator 4 adopts the drop number regulator disclosed in the Chinese patent CN202020319033.3 disposable automatic control cerebrospinal fluid drainage device.

The dropper 5 is divided into an upper pipe 51 and a lower pipe 52 which are detachably and hermetically connected, and the upper pipe 51 and the lower pipe 52 are in threaded connection, so that the dropper is convenient to detach and connect. The side walls of the upper pipe 51 and the lower pipe 52 are provided with scales 5a, so that the measurement of the amount of internal drainage liquid is facilitated. The upper pipe 51 of the dropper 5 is connected with the middle pipe 32, the lower pipe 52 of the dropper 5 is connected with the lower pipe 33, and the anti-reflux one-way valve 7 is fixed at the inner wall of the lower pipe 52. The anti-reflux one-way valve 7 comprises a cylindrical part 71, a flat part 72 and two extension petals 73, wherein the outer wall of the cylindrical part 71 is fixed at the inner wall of the lower tube 52, and the flat part 72 comprises two connected inclined walls 721 which play a role in guiding liquid. The lower end of the flat mouth portion 72 has a narrow groove 722 for passing liquid. The upper end of the flat mouth portion 72 is integrally connected with the cylindrical portion 71, the lower portions of the two extension flaps 73 are not connected with each other, the upper portions of the two extension flaps 73 are connected with each other and integrally connected with the lower end of the flat mouth portion 72, and the lower portions of the two extension flaps 73 which are not connected with each other are mutually attached to each other. The inside of the upper portions of the two extension flaps 73 connected to each other has a groove 731 having a V-shape in a side view, and the groove 731 communicates with the narrow groove 722.

When the drainage device is used, one end of the lumbar cistern drainage tube is placed in the subarachnoid space of a patient, the threaded joint end 311 of the upper tube 31 is connected to the other end of the lumbar cistern drainage tube, the upper tube 31 is connected to the drop number regulator 4, the drop number regulator 4 is connected to the middle tube 32, the middle tube 32 is connected to the upper tube 51, and the upper tube 51 is connected to the lower tube 52, so that the connection of all drainage control devices is completed. The drainage bag 2 is hung by the hook 21, and the drainage can be realized by adjusting the height of the drainage bag 2. When the drainage liquid enters the drip tube 5, the drainage liquid enters the groove 731 through the narrow groove 722, and the two extending petals 73 are opened by the pressure of the drainage liquid to allow the drainage liquid to pass through, but the drainage liquid is prevented from flowing back into the drip tube 5.

The utility model has been described in connection with the preferred embodiments, but the utility model is not limited to the embodiments disclosed above, but it is intended to cover various modifications, equivalent combinations according to the essence of the utility model.

Claims

1. The utility model provides a palirrhea drainage controlling means of disposable waist big pond Guan Kang, includes waist big pond drainage tube, drainage bag and connects the connecting pipe between them, be provided with drop number regulator and burette on the connecting pipe, its characterized in that: the dropper is divided into an upper pipe and a lower pipe which are detachably and hermetically connected, an anti-reflux one-way valve is fixed at the inner wall of the lower pipe, the anti-reflux one-way valve comprises a cylindrical part, a flat opening part and two extension flaps, the outer wall of the cylindrical part is fixed at the inner wall of the lower pipe, the flat opening part comprises two connected inclined walls, a narrow groove for liquid to pass through is arranged at the lower end of the flat opening part, the upper end of the flat opening part is integrally connected with the cylindrical part, the lower parts of the two extension flaps are not connected with each other, the upper parts of the two extension flaps are mutually connected with the lower end of the flat opening part, the lower parts of the two extension flaps which are not connected with each other are mutually attached, a groove which is in a V shape in the side view direction is arranged in the upper part of the two extension flaps, and the groove is communicated with the narrow groove.

2. The disposable lumbar cistern Guan Kang reflux drainage control device of claim 1, wherein: the upper pipe is connected with the lower pipe through threads.

3. The disposable lumbar cistern Guan Kang reflux drainage control device of claim 2, further comprising: scales are arranged on the side walls of the upper pipe and the lower pipe.

4. The disposable lumbar cistern Guan Kang reflux drainage control device of claim 3, further comprising: the connecting pipe comprises an upper section pipe, a middle section pipe and a lower section pipe, the drop number regulator is connected between the upper section pipe and the middle section pipe, the dropper is connected between the middle section pipe and the lower section pipe, the upper pipe of the dropper is connected with the middle section pipe, and the lower pipe of the dropper is connected with the lower section pipe.

5. The disposable lumbar cistern Guan Kang reflux drainage control device according to claim 4, wherein: the upper end of the upper pipe is a threaded joint end connected with the lumbar cistern drainage tube.

6. The disposable lumbar cistern Guan Kang reflux drainage control device according to claim 4, wherein: the lower pipe is integrally connected with the lower pipe of the dropper and the drainage bag.

7. The disposable lumbar cistern Guan Kang reflux drainage control device according to claim 4, wherein: the lower pipe is sleeved with a switch clip.

8. The disposable lumbar cistern Guan Kang reflux drainage control device according to claim 4, wherein: the drainage bag is provided with a hook at two sides of the joint of the drainage bag and the lower pipe respectively.