CN216365159U

CN216365159U - Plugging device

Info

Publication number: CN216365159U
Application number: CN202122601024.0U
Authority: CN
Inventors: 彭巍炜; 黄伟俊; 袁莹萍; 邱懿德; 陈志妍; 叶洁仪; 蓝宁辉; 李凤
Original assignee: Foshan First Peoples Hospital Foshan Hospital Sun Yat Sen University
Current assignee: Foshan First Peoples Hospital Foshan Hospital Sun Yat Sen University
Priority date: 2021-10-27
Filing date: 2021-10-27
Publication date: 2022-04-26
Anticipated expiration: 2031-10-27

Abstract

The utility model discloses a plugging device, comprising: one end of the guide tube is a puncture end; the connecting guide pipe is arranged in the guide pipe in a sliding mode, and the sliding direction of the connecting guide pipe is parallel to the axial direction of the guide pipe; the compression balloon is communicated with one end of the connecting catheter close to the puncture end; the driving piece is provided with an output port, the output port is communicated with one end, far away from the compression balloon, of the connecting catheter, the driving piece is located on the outer side of the guiding catheter, and the driving piece enables the compression balloon to expand and extend out of the puncture end. Common damaged position is darker, takes the more accurate slip to damaged department of oppression sacculus with the help of the guiding tube, compresses tightly damaged department through the oppression sacculus of inflation under the effect of driving piece, reaches better pressurization effect, makes the internal blood of tumour be static state temporarily, the operation of the follow-up injection of being convenient for.

Description

Plugging device

Technical Field

The utility model relates to the technical field of medical supplies, in particular to an occluder.

Background

When the pseudo-aneurysm is treated, local pressurization and compression are performed for a short time to the artery rupture, blood in the aneurysm body is temporarily in a static state, the pseudo-aneurysm body is locally punctured into the pseudo-aneurysm body through skin at the moment, thrombin is injected, and the blood in the aneurysm body is solidified to shrink the aneurysm body so as to achieve the treatment purpose.

At present, under the assistance of ultrasonic guidance, the local pressurization mode usually needs a doctor to directly press the artery laceration port by hand, but the doctor cannot accurately press the artery laceration port by hand, so that blood in a tumor body does not reach a static state, certain influence is generated on subsequent injection of thrombin, and the treatment effect is greatly reduced.

SUMMERY OF THE UTILITY MODEL

The technical problem to be solved by the utility model is as follows: an occluder is provided to solve a problem in the prior art.

The solution of the utility model for solving the technical problem is as follows:

an occluding device comprising: the puncture device comprises a guide tube, a puncture needle and a puncture needle, wherein one end of the guide tube is a puncture end; the connecting guide pipe is arranged in the guide pipe in a sliding mode, and the sliding direction of the connecting guide pipe is parallel to the axial direction of the guide pipe; the compression balloon is communicated with one end, close to the puncture end, of the connecting conduit; the driving piece is provided with an output port, the output port is communicated with one end, far away from the compression balloon, of the connecting catheter, the driving piece is located on the outer side of the guide catheter, and the compression balloon is expanded and extends out of the puncture end through the driving piece.

Common damaged position is darker, takes the more accurate slip to damaged department of oppression sacculus with the help of the guiding tube, compresses tightly damaged department through the oppression sacculus of inflation under the effect of driving piece, reaches better pressurization effect, makes the internal blood of tumour be static state temporarily, the operation of the follow-up injection of being convenient for.

As a further improvement of the above technical solution, the driving member includes: the output port is positioned on the pressurized inflatable ball; the conduction pipe, the one end of conduction pipe with the delivery outlet intercommunication, be provided with discharge valve on the conduction pipe, the other end of conduction pipe with connecting catheter keeps away from the tip threaded connection of oppression sacculus.

The inflation mode of the pressurized inflatable ball can sense the pressure input to the compression balloon to a greater degree, and the condition that the patient is torn due to overlarge pressure is reduced; after pressurization is completed, the compression saccule can be drawn out of the human body only by exhausting, gas in the compression saccule can flow back under the action of the exhaust valve, and the exhaust is realized without cutting the connecting catheter, so that the mode is simple and convenient.

As a further improvement of the above technical solution, the clamping assembly includes: the clamping piece is elastic and provided with an opening, a clamping boss and a clamping end, and the clamping boss and the clamping end are respectively positioned on two sides of the clamping piece; a connection protrusion connected to a sidewall of the clamping member; the movable convex block is connected to the side wall of the clamping piece, and the clamping end can be clamped on the clamping boss, so that the opening is in a closed state, and the connecting convex block is abutted to the movable convex block.

After the compression saccule completely compresses the damaged part, the injection operation is carried out under the condition that the damaged part needs to be kept under pressure, therefore, a clamping piece is additionally arranged, an opening is used for connecting the clamping piece of the catheter, and the connecting catheter is compressed through the connecting lug and the movable lug so that the compression saccule keeps the expansion state; and the clamping end can be clamped on the clamping boss, so that a doctor does not need to press the clamping piece with hands for a long time to keep the opening in a closed state.

As a further improvement of the above technical solution, the clamping member includes: the connecting lug is connected to one side wall of the connecting plate; the fixing plate is connected to one end of the connecting plate, and the clamping boss is connected to the position, far away from the connecting plate, of the fixing plate; the movable plate is provided with elasticity, the movable plate is connected to the other end of the connecting plate, the clamping end is located at a position where the movable plate is far away from the connecting plate, the movable lug is connected to one side wall of the movable plate, and the opening can be formed between the end part, far away from the connecting plate, of the fixed plate and the end part, far away from the connecting plate, of the movable plate.

The fixed plate and the connecting plate are connected to form a basic frame body, the movable plate has elasticity, the relative position of the movable plate and the fixed plate is changed so as to adjust the opening to be in an open or closed state,

as a further improvement of the above technical solution, the clamping boss has an inclined surface and a connecting surface, one end of the inclined surface is connected to the end of the fixing plate far from the connecting plate, and the distance between the other end of the inclined surface and the fixing plate is gradually increased; the connecting surface is connected between the other end of the inclined surface and the fixing plate, the connecting surface is perpendicular to the fixing plate, the clamping end can abut against the connecting surface, the opening is in a closed state, and the connecting lug abuts against the movable lug.

The inclined plane is connected with the fixed plate through connecting the face, plays the effect of direction to the chucking end through the inclined plane, and the inclined plane is the slope setting, and the distance between the other end on inclined plane and the fixed plate increases gradually, and after the chucking boss was gone into to the chucking end card, the area that chucking end and chucking boss offseted was great, comparatively firm.

As a further improvement of the above technical solution, the clamping end has a guide surface, the guide surface is disposed in an inclined manner, and an inclined direction of the guide surface is parallel to an inclined direction of the inclined surface.

When the opening is the encapsulated situation, the fly leaf need take place deformation can block into on the chucking boss, adds the spigot surface, and the incline direction of spigot surface is on a parallel with the incline direction on inclined plane, and the chucking of the chucking end of being convenient for is in the chucking boss.

As a further improvement of the above technical solution, the side wall of the connecting plate connected with the connecting projection is connected with a limiting seat, the top of the limiting seat is provided with a limiting groove, and the limiting groove extends to the side wall of the limiting seat.

When the connecting conduit is clamped on the connecting lug and the movable lug, the connecting conduit can be inserted into the limiting groove, the position of the connecting conduit is limited by the limiting groove, and the connecting conduit and the clamping assembly are prevented from being wound with each other.

As a further improvement of the technical scheme, the side wall of the movable plate, which is far away from the movable lug, is provided with anti-skid grains.

When the clamping end is clamped into the clamping boss, the movable plate needs to be pressed to enable the movable plate to be partially deformed, the anti-skidding threads are additionally arranged, the movable plate is convenient to press, and the clamping end can be completely clamped by the clamping boss.

Drawings

In order to more clearly illustrate the technical solution in the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below. It is clear that the described figures are only some embodiments of the utility model, not all embodiments, and that a person skilled in the art can also derive other designs and figures from them without inventive effort.

Figure 1 is a schematic view of the construction of the occluding device of the present invention;

FIG. 2 is a schematic diagram of a portion of the structure of the present invention;

fig. 3 is a schematic view of the structure of the clamping assembly of the present invention.

In the figure, 1, guide tube; 11. piercing the end; 2. connecting a conduit; 3. compressing the balloon; 4. a drive member; 41. pressurizing the inflatable ball; 42. a conduction pipe; 43. an exhaust valve; 5. a clamping assembly; 51. a clamping member; 511. an opening; 512. clamping the boss; 5121. a bevel; 5122. a connecting surface; 513. clamping the end; 5131. a guide surface; 514. a connecting plate; 515. a fixing plate; 516. a movable plate; 5161. anti-skid lines; 52. a connection bump; 53. a movable projection; 54. a limiting seat; 541. a limiting groove.

Detailed Description

The conception, the specific structure, and the technical effects produced by the present invention will be clearly and completely described below in conjunction with the embodiments and the accompanying drawings to fully understand the objects, the features, and the effects of the present invention. It is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and those skilled in the art can obtain other embodiments without inventive effort based on the embodiments of the present invention, and all embodiments are within the protection scope of the present invention. In addition, all the coupling/connection relationships mentioned herein do not mean that the components are directly connected, but mean that a better coupling structure can be formed by adding or reducing coupling accessories according to specific implementation conditions. All technical characteristics in the utility model can be interactively combined on the premise of not conflicting with each other.

Referring to fig. 1 to 3, an occluder of the present invention is made as follows:

an occluder comprises a guide tube 1, a connecting guide tube 2, a compression balloon 3 and a driving piece 4, wherein one end of the guide tube 1 is a puncture end 11, the puncture end 11 is arranged in a sharp shape, and the guide tube 1 is specifically of an existing needle pin structure; the connecting conduit 2 is made of soft materials, the connecting conduit 2 is slidably arranged in the guide tube 1, and the sliding direction of the connecting conduit 2 is parallel to the axial direction of the guide tube 1; the compression saccule 3 is communicated with one end of the connecting catheter 2 close to the puncture end 11; the driving part 4 is provided with an output port which is communicated with one end of the connecting conduit 2 far away from the compression balloon 3, the driving part 4 is positioned at the outer side of the guide conduit 1, and the driving part 4 enables the compression balloon 3 to expand and extend out of the puncture end 11. In actual use, the connecting catheter 2 is inserted into the guide tube 1, the puncture end 11 is inserted into the human body, the compression balloon 3 is guided by the guide tube 1 to be close to the position of the aneurysm, then the driving member 4 expands the compression balloon 3, the compression balloon 3 extends out of the puncture end 11, and the damaged part is compressed under the action of the compression balloon 3.

The driving piece 4 comprises a pressurized inflation ball 41 and a conduction pipe 42, and an output port is positioned on the pressurized inflation ball 41; one end of the conduction tube 42 is communicated with the output port, the exhaust valve 43 is arranged on the conduction tube 42, and the other end of the conduction tube 42 is in threaded connection with the end part of the connecting catheter 2 far away from the compression saccule 3.

The clamping device further comprises a clamping component 5, wherein the clamping component 5 comprises a clamping piece 51, a connecting convex block 52 and a movable convex block 53, the clamping piece 51 has elasticity, the clamping piece 51 is provided with an opening 511, a clamping boss 512 and a clamping end 513, and the clamping boss 512 and the clamping end 513 are respectively positioned at two ends of the clamping piece 51; the connection projection 52 is connected to the side wall of the clamping member 51; the movable protrusion 53 is connected to the sidewall of the clamping member 51, and the clamping end 513 can be clamped to the clamping boss 512, so that the opening 511 is in a closed state, and the connecting protrusion 52 abuts against the movable protrusion 53.

The clamping member 51 comprises a connecting plate 514, a fixed plate 515 and a movable plate 516, and the connecting projection 52 is connected to one side wall of the connecting plate 514; the fixing plate 515 is connected to one end of the connecting plate 514, the fixing plate 515 and the connecting plate 514 are in smooth transition, and the clamping boss 512 is connected to the fixing plate 515 far away from the connecting plate 514; the movable plate 516 has elasticity, the movable plate 516 is connected to the other end of the connecting plate 514, the movable plate 516 and the connecting plate 514 are in smooth transition, the fastening end 513 is located at a position where the movable plate 516 is far away from the connecting plate 514, the movable protrusion 53 is connected to one of the side walls of the movable plate 516, the side wall of the movable plate 516 far away from the movable protrusion 53 is provided with an anti-slip thread 5161, and an opening 511 can be formed between the end of the fixed plate 515 far away from the connecting plate 514 and the end of the movable plate 516 far away from the connecting plate 514.

The clamping boss 512 has an inclined plane 5121 and a connecting plane 5122, wherein one end of the inclined plane 5121 is connected to the end of the fixing plate 515 far away from the connecting plate 514, and the distance between the other end of the inclined plane 5121 and the fixing plate 515 is gradually increased; the connecting surface 5122 is connected between the other end of the inclined surface 5121 and the fixing plate 515, the connecting surface 5122 and the fixing plate 515 are perpendicular to each other, the fastening end 513 can abut against the connecting surface 5122, the opening 511 is in a closed state, and the connecting protrusion 52 abuts against the movable protrusion 53.

The clamping end 513 has a guide surface 5131, the guide surface 5131 is inclined, and the inclination direction of the guide surface 5131 is parallel to the inclination direction of the inclined surface 5121.

The connecting plate 514 is connected with the side wall of the connecting lug 52 and is connected with a limiting seat 54, the top of the limiting seat 54 is provided with a limiting groove 541, the limiting groove 541 extends to the side wall of the limiting seat 54, specifically, the two limiting seats 54 are provided, the two limiting seats 54 are positioned at two sides of the connecting lug 52, and the outer side wall of the limiting seat 54, the fixed plate 515 and the movable plate 516 are respectively provided with a space.

When the occluder is used, the puncture end 11 is inserted into a human body, the compression balloon 3 is close to the damaged position of the aneurysm under the guidance of the puncture end 11, then the compression balloon 41 is pressed by hands according to actual conditions, gas is transmitted to the compression balloon 3 through the output port and the connecting conduit 2, so that the compression balloon 3 is expanded, when the compression balloon 41 is pressed, a doctor can sense the pushed pressure in real time, the compression balloon 3 is prevented from being expanded instantly, after the hemostasis effect is achieved, the next injection operation can be carried out, after the operation is completed, air in the compression balloon 3 is exhausted through the exhaust valve 43, then the connecting conduit 2 is drawn out of the human body through the guide conduit 1, and the better hemostasis effect can be achieved as the compression balloon 3 directly reaches the damaged position of the aneurysm.

While the preferred embodiments of the present invention have been illustrated and described, it will be understood by those skilled in the art that the present invention is not limited to the details of the embodiments shown and described, but is capable of numerous equivalents and substitutions without departing from the spirit of the utility model as set forth in the claims appended hereto.

Claims

1. An occluding device, comprising:

the device comprises a guide pipe (1), wherein one end of the guide pipe (1) is a puncture end (11);

the connecting guide pipe (2) is arranged in the guide pipe (1) in a sliding mode, and the sliding direction of the connecting guide pipe (2) is parallel to the axial direction of the guide pipe (1);

a compression balloon (3), wherein the compression balloon (3) is communicated with one end of the connecting catheter (2) close to the puncture end (11);

driving piece (4), driving piece (4) have the delivery outlet, the delivery outlet with connecting catheter (2) are kept away from the one end intercommunication of oppression sacculus (3), driving piece (4) are located the outside of guide tube (1), driving piece (4) make oppression sacculus (3) inflation just stretches out puncture end (11).

2. An occluder according to claim 1, wherein said drive member (4) comprises:

a pressurized inflatable ball (41), said output port being located on said pressurized inflatable ball (41);

conduction pipe (42), the one end of conduction pipe (42) with the delivery outlet intercommunication, be provided with discharge valve (43) on conduction pipe (42), the other end of conduction pipe (42) with connecting catheter (2) are kept away from the tip threaded connection of oppression sacculus (3).

3. The occlusion device of claim 1, further comprising a clamping assembly (5), the clamping assembly (5) comprising:

the clamping piece (51), the clamping piece (51) has elasticity, the clamping piece (51) is provided with an opening (511), a clamping boss (512) and a clamping end (513), and the clamping boss (512) and the clamping end (513) are respectively positioned on two sides of the clamping piece (51);

a connection projection (52), the connection projection (52) being connected to a side wall of the clamping member (51);

the movable convex block (53) is connected to the side wall of the clamping piece (51), the clamping end (513) can be clamped on the clamping boss (512), the opening (511) is in a closed state, and the connecting convex block (52) is abutted to the movable convex block (53).

4. An occluder according to claim 3, wherein said clamping member (51) comprises:

the connecting plate (514), the said connecting lug (52) is connected to one of the sidewalls of the said connecting plate (514);

the fixing plate (515), the fixing plate (515) is connected to one end of the connecting plate (514), and the clamping boss (512) is connected to the fixing plate (515) far away from the connecting plate (514);

the movable plate (516) has elasticity, the movable plate (516) is connected to the other end of the connecting plate (514), the clamping end (513) is located at a position where the movable plate (516) is far away from the connecting plate (514), the movable lug (53) is connected to one side wall of the movable plate (516), and the opening (511) can be formed between the end of the fixed plate (515) far away from the connecting plate (514) and the end of the movable plate (516) far away from the connecting plate (514).

5. The occluder of claim 4, wherein said gripping projection (512) has an inclined surface (5121) and an attachment surface (5122), one end of said inclined surface (5121) being attached to the end of said fixation plate (515) remote from said attachment plate (514), the distance between the other end of said inclined surface (5121) and said fixation plate (515) being gradually increased; the connecting surface (5122) is connected between the other end of the inclined surface (5121) and the fixing plate (515), the connecting surface (5122) is perpendicular to the fixing plate (515), the clamping end (513) can abut against the connecting surface (5122), so that the opening (511) is in a closed state, and the connecting lug (52) abuts against the movable lug (53).

6. An occluder according to claim 5, wherein said gripping end (513) has a guide surface (5131), said guide surface (5131) being arranged obliquely, the direction of inclination of said guide surface (5131) being parallel to the direction of inclination of said inclined surface (5121).

7. The occluder of claim 5, wherein the side wall of the connecting plate (514) to which the connecting projections (52) are connected is connected with a limiting seat (54), a limiting groove (541) is provided at the top of the limiting seat (54), and the limiting groove (541) extends to the side wall of the limiting seat (54).

8. The occluder of claim 4, wherein the side wall of said movable plate (516) remote from said movable projection (53) is provided with anti-slip threads (5161).