CN214550619U

CN214550619U - Backflow-preventing drainage device for neurosurgery

Info

Publication number: CN214550619U
Application number: CN202022881436.XU
Authority: CN
Inventors: 王作岭
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-12-04
Filing date: 2020-12-04
Publication date: 2021-11-02
Anticipated expiration: 2030-12-04

Abstract

The utility model discloses a prevent drainage device for neurosurgery of refluence, including hose, spoiler and separation filter screen, the hose lower extreme is connected with the vacuum pump, and is provided with the sealing ring between vacuum pump and the hose to hose mid-mounting has the filter tube, and hose forward-mounted has the pipe simultaneously, the spoiler is installed at the filter tube front end, and the filter tube inboard is connected with half arc piece to the filter tube rear side installs the filter screen piece, the separation filter screen is installed in the guide tube, and separation filter screen rear side is connected with the choke groove to be provided with the choked flow ball in the choke groove, the fixture block is installed to choked flow ball rear side simultaneously. This prevent drainage device for neurosurgery of refluence can effectively prevent the hydrops backward flow phenomenon because of the pipeline blocks up and takes place, can be convenient for in time clear up the pipeline in the plug, reduce patient's risk of infecting, and the water conservancy diversion is smooth and easy in the use, can circulate repetitious usage, can swiftly install simultaneously, practices thrift the time of performing the operation.

Description

Backflow-preventing drainage device for neurosurgery

Technical Field

The utility model relates to a medical instrument technical field for neurosurgery, specifically is a prevent drainage device for neurosurgery of refluence.

Background

Neurosurgery is a treatment mode for repairing and damaging the nervous system of the brain and spinal cord due to trauma, and usually effusion is formed in the cranial cavity or the thoracic cavity when the brain and spinal cord are impacted by external force, and the effusion can block doctors from performing operations and cause inflammation, so that extravasated blood and effusion at the injured part can be discharged out of the body through a drainage catheter before the operation.

And can have blood clot or partial tissue piece in the internal hydrops of patient usually, take place easily to block up when using traditional drainage catheter device discharge hydrops, lead to the drainage to break, and need remove the whole jam clearance of will dismantling of pipe this moment just can continue the drainage, and traditional drainage catheter device is when taking place to block up, can lead to device inside air to be taken away, lead to the hydrops backward flow, and then cause the patient to infect easily, consequently traditional drainage catheter device not only can't prevent the hydrops refluence when using, also can't be convenient for in time clear away the jam in the pipeline, easily lead to the operating time to increase, increase patient's treatment risk, doctor's operation efficiency has also been reduced, to the above-mentioned problem, urgent need carries out the innovative design on original drainage device for neurosurgery's basis.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a drainage device for neurosurgery of preventing flowing backwards to provide traditional drainage catheter device in solving above-mentioned background art and can't prevent the hydrops backward flow, can't be convenient for clear up the jam in the pipeline, and the availability factor is low, need to demolish many times and carry out the problem of clearing up.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a prevent drainage device for neurosurgery of refluence, includes hose, spoiler and separation filter screen, the hose lower extreme is connected with the vacuum pump, and is provided with the sealing ring between vacuum pump and the hose to hose mid-mounting has the filter tube, and hose forward-mounted has the pipe simultaneously, the spoiler is installed at the filter tube front end, and the filter tube inboard is connected with half arc piece to the filter tube rear side installs the filter screen piece, the separation filter screen is installed in the pipe, and separation filter screen rear side is connected with the choked flow groove to be provided with the choked flow ball in the choked flow groove, the fixture block is installed to choked flow ball rear side simultaneously.

Preferably, the sealing ring is connected with the hose in a nested mode, the hose is connected with the filtering pipe and the guide pipe in a clamping mode, and the hose, the filtering pipe and the guide pipe form a detachable structure.

Preferably, the flow blocking sheet is fixedly connected with the filter pipe, the surface of the flow blocking sheet is of a hemispherical convex structure which is uniformly distributed, and the flow blocking sheet is made of a plastic material.

Preferably, the half arc block is connected with the filter pipe in a nested manner, two ends of the filter pipe are in a conical structure, and the filter pipe is connected with the filter screen piece in a clamping manner.

Preferably, the separation filter screen is connected with the choked flow groove in a clamping manner, the choked flow groove is connected with the guide pipe in a nested manner, the separation filter screen is of a funnel-shaped hollow structure, and the separation filter screen is made of rubber.

Preferably, the flow blocking groove and the guide pipe form a detachable structure, the flow blocking groove is connected with the flow blocking ball in a clamping mode, the flow blocking ball forms a rotating structure with the flow blocking groove through the clamping block, and the tail portion of the flow blocking groove is of an inverted cone structure.

Compared with the prior art, the beneficial effects of the utility model are that: the backflow-preventing drainage device for the neurosurgery adopts a novel structural design, when the device is used, the device can effectively filter fine impurity fragments in a pipeline and prevent the pipeline from being blocked by arranging a spoiler, a semi-arc block and a filter screen piece in a filter pipe, and can effectively prevent liquid from flowing back at the same time, prevent the fragments from flowing back into the body to cause infection, and can also conveniently and timely clean extravasated blood and fragments in the pipeline by connecting the blocking filter screen, a flow blocking groove, a flow blocking ball and a fixture block in a guide pipe;

1. the filter pipe is internally provided with a structure of a flow blocking piece, a semi-arc block and a filter screen piece, fine fragments are blocked by the filter screen piece to prevent blockage, and the semi-arc block and hemispherical bulges on the flow blocking piece can increase the friction force between tissue fragments and a pipeline to play a role in blocking and preventing backflow, so that the device can conveniently and effectively filter fine impurity fragments in the pipeline to prevent the pipeline from being blocked, and can effectively prevent liquid from flowing backwards to prevent the fragments from flowing backwards into the body to cause infection;

2. the separation filter screen is connected in the pipe, the choked flow groove, the structure of choked flow ball and fixture block, it is flexible around can utilizing its front portion stay cord of soft rubber material through the separation filter screen carries out, the choked flow ball is blocked by the card piece and rolls the convenient liquid and pass through in the choked flow inslot when normal water conservancy diversion, the principle of sealing the pipeline at the toper recess department in choked flow groove because of the chucking when taking place the refluence phenomenon, the realization device can be convenient for in time clear up extravasated blood and piece in the pipeline, can swiftly install, reduce patient's wound exposure time, can effectively prevent the hydrops backward flow, function safe in utilization convenient.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic diagram of a semi-sectional three-dimensional structure of the filtering pipe of the present invention;

FIG. 3 is a schematic view of a semi-sectional three-dimensional structure of the catheter of the present invention;

FIG. 4 is a schematic view of the hose of the present invention;

FIG. 5 is a schematic view of the spoiler of the present invention;

figure 6 is the utility model discloses separation filter screen spatial structure schematic diagram.

In the figure: 1. a hose; 2. a vacuum pump; 3. a seal ring; 4. a filter tube; 5. a conduit; 6. a spoiler; 7. a half-arc block; 8. a filter screen sheet; 9. blocking the filter screen; 10. a flow-blocking groove; 11. a flow blocking ball; 12. and (7) clamping blocks.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-6, the present invention provides a technical solution: the utility model provides a prevent drainage device for neurosurgery of refluence, including hose 1, vacuum pump 2, sealing ring 3, filter tube 4, pipe 5, spoiler 6, semiarc piece 7, filter screen piece 8, separation filter screen 9, choked flow groove 10, choked flow ball 11 and fixture block 12, hose 1 lower extreme is connected with vacuum pump 2, and be provided with sealing ring 3 between vacuum pump 2 and the hose 1, and hose 1 mid-mounting has filter tube 4, hose 1 forward-mounted has pipe 5 simultaneously, spoiler 6 is installed at filter tube 4 front end, and filter tube 4 inboard is connected with semiarc piece 7, and filter screen piece 8 is installed to filter tube 4 rear side, separation filter screen 9 is installed in pipe 5, and separation filter screen 9 rear side is connected with choked flow groove 10, and be provided with choked flow ball 11 in the choked flow groove 10, fixture block 12 is installed to choked flow ball 11 rear side simultaneously.

Sealing

ring

3 and 1 nested connection of hose, and hose 1 is connected with

filter tube

4 and 5 blocks of pipe to hose 1 constitutes with filter tube 4 and pipe 5 and dismantles the structure, and the setting up of above-mentioned structure makes the whole leakproofness of device more firm, can be smooth and easy draw out the internal hydrops of patient, can be convenient for install and use, and can make things convenient for the later stage to wash.

Spoiler

6 and 4 fixed connection of filter tube, and 6 surfaces of spoiler are evenly distributed's the protruding column structure of hemisphere to spoiler 6 is the plastics material, and the setting up of above-mentioned structure makes the device can effectual restriction tiny fragment the through rate when the filter tube 4 is advanced in the backward flow, brings the piece into the internal infection that causes of patient when can preventing the hydrops refluence.

Half arc piece

7 and 4 nested connections of filter tube, and the filter tube 4 both ends are coniform structure to filter tube 4 is connected with 8 block of filter screen pieces, and the setting up of above-mentioned structure makes the device can effectively prevent the hydrops backward flow, can convenient to detach wash the device, can manifold cycles use, reinforcing device's life.

Separation filter screen 9 is connected with choked flow groove 10 block, and choked

flow groove

10 and 5 nested connections of pipe to separation filter screen 9 is infundibulate fretwork column structure, and separation filter screen 9 is the rubber material simultaneously, and the setting up of above-mentioned structure makes the device clear away the plug fast when taking place to block up, can effectively intercept the impurity in the hydrops, strengthens the circulation of device.

The structure is dismantled with pipe 5 constitution to choked flow groove 10, and choked flow groove 10 is connected with choked flow ball 11 blocks to choked flow ball 11 passes through fixture block 12 and choked flow groove 10 constitution rotating-structure, and choked flow groove 10 afterbody is the back taper structure simultaneously, and the setting up of above-mentioned structure makes the device seal pipe 5 entrance when taking place the refluence phenomenon, avoids flowing back the hydrops again and advances the patient internal.

The working principle is as follows: when the device is used, according to the structure shown in figures 1, 5 and 6, firstly, the hose 1 is inserted into the insertion opening of the vacuum pump 2, the pipeline is completely sealed by the sealing ring 3 between the hose 1 and the vacuum pump 2, then, the front side of the conduit 5 of the device is inserted into the effusion diversion opening on the body of a patient, then the vacuum pump 2 is started, the effusion in the body of the patient is pumped out by using pressure, and the effusion flows out along with the effusion and also has blood clots and partial organ tissue fragments, when the effusion and the blood clots enter the hose 1 through the conduit 5, firstly, the effusion and the blood clots can be filtered once through the blocking filter screen 9, the large-aperture hollow groove on the blocking filter screen 9 can conveniently and smoothly pass through the effusion, the tissue fragments and the blood clots can be blocked, when the blocking bearing capacity of the blocking filter screen 9 reaches the upper limit, the blocking filter screen 9 can be blocked and can not pass through the effusion, at this time, a nurse can detach the blocking groove 10 at the rear part of the conduit 5 from the conduit 5, at the moment, the blocking filter screen 9 is of a structure which is concave inwards towards the rear side in the blocking groove 10, then a nurse can pull the pull rope on the front side of the blocking filter screen 9 to pull the blocking filter screen 9 into a convex structure and bring out the blocking object together, so that the blocking object is convenient to clean, when the air in the device is pumped out, the vacuum pump 2 can be automatically disconnected, so that the accumulated liquid is subjected to pressure backflow, at the moment, the blocking ball 11 which is arranged at the tail end of the blocking groove 10 and is blocked by the clamping block 12 can be tightly clamped in the conical groove at the tail end of the blocking groove 10, the diameter of the blocking ball 11 is larger than the minimum diameter of the conical groove, so that the conical groove is blocked, the accumulated liquid cannot flow back, and after the blocking groove 10 and the hose 1 are cleaned up, the blocking groove 10 and the hose 1 are reinserted on the duct 5 for flow guiding;

according to the structure shown in fig. 2, 3 and 4, when the effusion is drained into the filter tube 4, part of the fine fragments can be intercepted by the filter screen sheet 8 connected in the filter tube 4, so as to prevent the blockage such as fragments from entering the hose 1, and when the backflow phenomenon occurs in the device, the flow blocking sheet 6 and the half arc block 7 in the filter tube 4 can increase the contact area with the fragments, so as to obstruct and reduce the probability of the fragments flowing back through the filter tube 4, which is the working principle of the backflow-preventing neurosurgical drainage device.

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 a drainage device for neurosurgery of preventing refluence, includes hose (1), spoiler (6) and separation filter screen (9), its characterized in that: hose (1) lower extreme is connected with vacuum pump (2), and is provided with sealing ring (3) between vacuum pump (2) and hose (1) to hose (1) mid-mounting has filter tube (4), and hose (1) forward-mounted has pipe (5) simultaneously, spoiler (6) are installed at filter tube (4) front end, and filter tube (4) inboard is connected with half arc piece (7) to filter tube (4) rear side installs filter screen piece (8), separation filter screen (9) are installed in pipe (5), and separation filter screen (9) rear side is connected with choked flow groove (10), and be provided with choked flow ball (11) in choked flow groove (10), and fixture block (12) are installed to choked flow ball (11) rear side simultaneously.

2. The anti-backflow neurosurgical drainage device according to claim 1, wherein: sealing ring (3) and hose (1) nested connection, and hose (1) and filter tube (4) and pipe (5) block are connected to hose (1) and filter tube (4) and pipe (5) constitution dismantlement structure.

3. The anti-backflow neurosurgical drainage device according to claim 1, wherein: the flow blocking sheet (6) is fixedly connected with the filter pipe (4), the surface of the flow blocking sheet (6) is of a hemispherical convex structure which is uniformly distributed, and the flow blocking sheet (6) is made of plastic.

4. The anti-backflow neurosurgical drainage device according to claim 1, wherein: the semi-arc block (7) is connected with the filter pipe (4) in a nested manner, two ends of the filter pipe (4) are in a conical structure, and the filter pipe (4) is connected with the filter screen piece (8) in a clamping manner.

5. The anti-backflow neurosurgical drainage device according to claim 1, wherein: separation filter screen (9) are connected with choked flow groove (10) block, and choked flow groove (10) and pipe (5) nested connection to separation filter screen (9) are infundibulate fretwork column structure, and separation filter screen (9) are the rubber material simultaneously.

6. The anti-backflow neurosurgical drainage device according to claim 1, wherein: the flow blocking groove (10) and the guide pipe (5) form a disassembly structure, the flow blocking groove (10) is connected with the flow blocking ball (11) in a clamping mode, the flow blocking ball (11) forms a rotation structure with the flow blocking groove (10) through the clamping block (12), and the tail portion of the flow blocking groove (10) is of an inverted cone structure.