CN215386846U

CN215386846U - Interventional catheter with fixing mechanism for cardiovascular and cerebrovascular treatment

Info

Publication number: CN215386846U
Application number: CN202121533667.XU
Authority: CN
Inventors: 邵玲
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-07-06
Filing date: 2021-07-06
Publication date: 2022-01-04
Anticipated expiration: 2031-07-06

Abstract

The utility model discloses an interventional catheter with a fixing mechanism for cardiovascular and cerebrovascular treatment, and relates to the technical field of medical devices. The utility model has reasonable design structure, the rotating pipe drives the extrusion block to rotate in the sliding groove by designing the clamping mechanism, the linkage plate pushes the clamping block to contact with the outer surface of the conduit body through the sliding rod under the action of the arc-shaped block, the aim of clamping the conduit body is realized, the conduit body is convenient to disassemble and assemble, the insertion block is inserted into the slot by designing the split type supporting piece and the split type fixing piece, the blindness of assembling the supporting piece and the fixing piece is realized under the action of the limiting groove and the limiting rod, the opening through which the supporting piece can pass is taken down from the conduit body, and the supporting piece is convenient to take down from the conduit body.

Description

Interventional catheter with fixing mechanism for cardiovascular and cerebrovascular treatment

Technical Field

The utility model relates to the technical field of medical devices, in particular to an interventional catheter with a fixing mechanism for cardiovascular and cerebrovascular treatment.

Background

Cardiovascular and cerebrovascular accidents are common diseases seriously threatening the health of human beings, particularly the health of middle-aged and elderly people over 50 years old, even if the most advanced and perfect treatment means are applied at present, more than 50 percent of the survivors of the cerebrovascular accidents can not take care of the lives of the survivors completely, and the interventional therapy has the characteristics of no operation, small wound, quick recovery and good effect. Is a development trend of future medicine, and cardiovascular and cerebrovascular patients need to use an interventional catheter for interventional therapy.

At present, the current interventional catheter fixing device for cardiovascular and cerebrovascular treatment has the following patent numbers: CN212235583, it utilizes disposable needle tube to inflate and inhale the annular gasbag, utilizes the principle that the volume becomes big after the annular gasbag inflation, presss from both sides tightly the pipe to realize the purpose to the pipe fixed, fixes the annular gasbag in annular type concave station, and fixes annular fixing base on human skin through the gluing layer, realizes the purpose to the annular gasbag fixed.

However, the above scheme has the following problems in actual operation: (1) when the annular air bag is inflated and sucked, the protector needs to use a disposable needle tube, so that the operation is complicated, (2) because the guide tube is positioned inside the annular fixed seat and the annular concave table, when the annular fixed seat and the annular concave table are disassembled, the guide tube needs to be slightly removed from the guide tube, and the disassembly is troublesome; therefore, the interventional catheter with the fixing mechanism for the cardiovascular and cerebrovascular treatment is provided to solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to make up the defects of the prior art and provides an interventional catheter with a fixing mechanism for cardiovascular and cerebrovascular treatment.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a cardiovascular and cerebrovascular treatment is with interveneeing pipe with fixed establishment, includes support piece and pipe body, support piece is C form cylinder, support piece's top demountable installation has the mounting, support piece's bottom surface is provided with the gluing layer, the bottom surface on gluing layer bonds and has the barrier film, the inside of mounting is provided with fixture, fixture's top is provided with stop gear.

Furthermore, the upper surface of the supporting piece is provided with a slot, the bottom surface of the fixing piece is fixedly connected with an inserting block, the outer surface of the inserting block is provided with a limiting groove, and the bottom end of the inserting block is inserted into the slot.

Furthermore, the inner wall of the slot is connected with a limiting rod in a sliding mode, one end of the limiting rod is inserted into the limiting groove, the other end of the limiting rod is fixedly connected with a pulling plate, one side face, close to the supporting piece, of the pulling plate is fixedly connected with a second elastic piece, and one end, far away from the pulling plate, of the second elastic piece is fixedly connected to the outer surface of the supporting piece.

Further, fixture includes the rotating tube, the rotating tube passes through the bearing and rotates to be connected in the surface of mounting, the inner wall fixedly connected with of rotating tube is the extrusion piece of circumference array, the spout with extrusion piece looks adaptation is seted up to the surface of mounting.

Further, the inner wall sliding connection of mounting has the slide bar that is the circumference array, the one end fixedly connected with grip block of slide bar, the other end fixedly connected with linkage plate of slide bar, a side fixedly connected with arc piece that the grip block was kept away from to the linkage plate, and the arc piece contacts with the extrusion piece.

Furthermore, a first elastic piece is fixedly connected to one side face, close to the clamping block, of the linkage plate, one end, far away from the linkage plate, of the first elastic piece is fixedly connected to the inner wall of the fixing piece, and clamping grooves which are arranged equidistantly are formed in the outer surface of the rotary pipe.

Further, stop gear includes the lift pipe, the surface of mounting is located to the lift pipe box, the bottom surface fixedly connected with of lift pipe is the picture peg that the equidistance was arranged, and pegs graft in the inside of draw-in groove in the bottom of picture peg.

Furthermore, the outer surface of the fixing piece is provided with moving grooves which are arranged at equal intervals, moving blocks are connected inside the moving grooves in a sliding mode, and one side face, far away from the fixing piece, of each moving block is fixedly connected with the inner wall of the lifting pipe.

Compared with the prior art, the interventional catheter with the fixing mechanism for the cardiovascular and cerebrovascular treatment has the following beneficial effects:

according to the utility model, the clamping mechanism is designed, the rotary pipe drives the extrusion block to rotate in the sliding groove, the linkage plate pushes the clamping block to contact with the outer surface of the conduit body through the sliding rod under the action of the arc-shaped block, the purpose of clamping the conduit body is realized, the conduit body is convenient to disassemble and assemble, the insertion block is inserted into the insertion groove through the design of the split type supporting piece and the split type fixing piece, the blind assembly of the supporting piece and the fixing piece is realized under the action of the limiting groove and the limiting rod, the supporting piece can be taken down from the conduit body through the opening, and the supporting piece can be taken down from the conduit body conveniently.

Drawings

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

FIG. 2 is a perspective view of a front cross-sectional view of the fastener of the present invention;

FIG. 3 is a perspective view of a top cross-sectional view of the fastener of the present invention;

fig. 4 is a perspective view of the support member of the present invention.

In the figure: the device comprises a support member 1, a fixing member 2, an adhesive layer 3, an isolating membrane 4, a clamping mechanism 5, a rotating pipe 501, a clamping groove 502, an extrusion block 503, a sliding groove 504, a sliding rod 505, a clamping block 506, a linkage plate 507, an arc block 508, a first elastic member 509, a limiting mechanism 6, a lifting pipe 601, a plug plate 602, a moving groove 603, a moving block 604, an insertion block 7, a limiting groove 8, a slot 9, a limiting rod 10, a pulling plate 11, a second elastic member 12 and a conduit body 13.

Detailed Description

The principles and features of this invention are described below in conjunction with the following drawings, which are set forth by way of illustration only and are not intended to limit the scope of the utility model.

This embodiment provides a cardiovascular and cerebrovascular treatment is with interveneeing pipe with fixed establishment, this cardiovascular and cerebrovascular treatment with interveneeing pipe with fixed establishment is arranged in realizing cleaing away of blood in the cardiovascular and cerebrovascular blood in cardiovascular and cerebrovascular treatment, through design fixture 5, it is simpler to make pipe body 13 fix in mounting 2, reach the purpose of the convenient dismouting to pipe body 13, through design split type support piece 1 and mounting 2, make the opening part that support piece 1 can pass take off from pipe body 13, conveniently take off support piece 1 from pipe body 13.

Referring to fig. 1 and 4, an interventional catheter with a fixing mechanism for cardiovascular and cerebrovascular treatment comprises a support member 1 and a catheter body 13, wherein the support member 1 is a C-shaped cylinder, and a fixing member 2 is detachably mounted above the support member 1.

Referring to fig. 2 and 4, a slot 9 is formed in the upper surface of the supporting member 1, an insertion block 7 is fixedly connected to the bottom surface of the fixing member 2, a limiting groove 8 is formed in the outer surface of the insertion block 7, and the bottom end of the insertion block 7 is inserted into the slot 9.

The insert 7 is preferably a C-shaped block, and after the insert 7 is inserted into the insertion groove 9, a certain gap is formed between the bottom end of the insert 7 and the inner bottom wall of the insertion groove 9.

Through the design of the insert block 7 and the slot 9, the position of the fixing piece 2 on the supporting piece 1 can be limited by inserting the insert block 7 into the slot 9.

Referring to fig. 2 and 4, the inner wall of the slot 9 is slidably connected with a limiting rod 10, one end of the limiting rod 10 is inserted into the limiting groove 8, the other end of the limiting rod 10 is fixedly connected with a pulling plate 11, one side of the pulling plate 11 close to the supporting member 1 is fixedly connected with a second elastic member 12, and one end of the second elastic member 12 far away from the pulling plate 11 is fixedly connected to the outer surface of the supporting member 1.

The second elastic element 12 is preferably a spring, and the shape of the stop lever 10 may be designed in various ways, i.e. the stop lever 10 is a square rod, or the stop lever 10 is a round rod.

In the present embodiment, the stopper rod 10 is preferably a square rod.

Through the design of the limiting rod 10, one end, far away from the pulling plate 11, of the limiting rod 10 can be inserted into the limiting groove 8, and the inserting block 7 can be limited.

The bottom surface of support piece 1 is provided with gluing layer 3, and the bottom surface on gluing layer 3 bonds and has barrier film 4, and the inside of mounting 2 is provided with fixture 5.

Referring to fig. 2 and 3, the clamping mechanism 5 includes a rotating tube 501, the rotating tube 501 is rotatably connected to the outer surface of the fixing member 2 through a bearing, the inner wall of the rotating tube 501 is fixedly connected with extrusion blocks 503 in a circumferential array, and the outer surface of the fixing member 2 is provided with a sliding groove 504 matched with the extrusion blocks 503.

The end of the pressing block 503 away from the rotating pipe 501 is arc-shaped and gradually approaches the center of the fixed member 2.

By rotating the rotary pipe 501 on the fixed member 2, the rotary pipe 501 can drive the extrusion block 503 to rotate inside the sliding groove 504.

Referring to fig. 2 and 3, the inner wall of the fixed part 2 is slidably connected with sliding rods 505 in a circumferential array, one end of each sliding rod 505 is fixedly connected with a clamping block 506, the other end of each sliding rod 505 is fixedly connected with a linkage plate 507, one side surface of each linkage plate 507 far away from the clamping block 506 is fixedly connected with an arc-shaped block 508, and the arc-shaped blocks 508 are in contact with the extrusion blocks 503.

The clamping blocks 506 are arc-shaped plates, and the number of the sliding rods 505 is four.

By designing the arc block 508, the extrusion block 503 extrudes the arc block 508, so that the linkage plate 507 pushes the sliding rod 505 to move, and further the clamping block 506 contacts with the outer surface of the catheter body 13, thereby realizing the purpose of clamping the catheter body 13.

Referring to fig. 2 and 3, a first elastic member 509 is fixedly connected to one side surface of the linkage plate 507 close to the clamping block 506, one end of the first elastic member 509 far away from the linkage plate 507 is fixedly connected to the inner wall of the fixed member 2, and the outer surface of the rotating tube 501 is provided with clamping grooves 502 arranged at equal intervals.

The first elastic member 509 is preferably a spring.

Through the design of the first elastic piece 509, the first elastic piece 509 is extruded when the linkage plate 507 moves, and the linkage plate 507 can be quickly reset under the action of the first elastic piece 509.

And a limiting mechanism 6 is arranged above the clamping mechanism 5.

Referring to fig. 3, the limiting mechanism 6 includes an elevating tube 601, the elevating tube 601 is sleeved on the outer surface of the fixing member 2, the bottom surface of the elevating tube 601 is fixedly connected with inserting plates 602 arranged at equal intervals, and the bottom ends of the inserting plates 602 are inserted into the clamping grooves 502.

The number of the insertion plates 602 is matched with that of the card slots 502.

By inserting the insertion plate 602 into the insertion groove 502, the rotary pipe 501 can be restricted by the insertion groove 502.

Referring to fig. 3, the outer surface of the fixed member 2 is provided with moving grooves 603 arranged at equal intervals, a moving block 604 is slidably connected inside each moving groove 603, and one side surface of each moving block 604 far away from the fixed member 2 is fixedly connected with the inner wall of the elevator tube 601.

The number of the moving grooves 603 is at least two.

In the present embodiment, the number of the moving slots 603 is four.

Through designing the moving groove 603 and the moving block 604, the elevator tube 601 drives the moving block 604 to slide in the moving groove 603, so that the elevator tube 601 can be prevented from generating angle change on the fixing member 2, and the purpose of limiting the rotation tube 501 is achieved.

The working principle is as follows:

when fixing the catheter body 13 in the fixing member 2:

firstly, one end of the catheter body 13 penetrates through the inside of the fixed part 2, then, the lifting pipe 601 is pushed upwards, the lifting pipe 601 drives the moving block 604 to slide upwards in the moving groove 603, the inserting plate 602 can be pulled out from the inside of the clamping groove 502, the limit of the rotating pipe 501 is further removed, then, the rotating pipe 501 is rotated, the rotating pipe 501 drives the extrusion block 503 to rotate in the sliding groove 504, the extrusion block 503 extrudes the linkage block 507 through the arc block 508, the linkage plate 507 pushes the clamping block 506 to move through the sliding rod 505, the clamping block 506 is attached to the outer surface of the catheter body 13, finally, the lifting pipe 601 is loosened, the lifting pipe 601 moves downwards under the action of gravity, the inserting plate 602 is driven to be inserted into the inside of the clamping groove 502, and the purpose of fixing the catheter body 13 in the fixed part 2 is achieved.

When the support 1 is mounted on the human body:

the isolating film 4 is firstly torn off from the adhesive layer 3, and the supporting piece 1 is fixed on the appropriate skin of the human body through the adhesive layer 3.

When mounting the fixing member 2 on the support member 1:

stretch into support piece 1's inside with pipe body 13 through support piece 1's opening part, and insert human inside, afterwards, insert the inside of piece 7 to slot 9, simultaneously, remove through arm-tie 11 pulling gag lever post 10, take gag lever post 10 out from slot 9's inside, finally, loosen arm-tie 11, under the spring action of second elastic component 12, make gag lever post 10 insert the inside of spacing groove 8, and then realized the purpose of assembling support piece 1 and mounting 2.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. An interventional catheter with a fixing mechanism for cardiovascular and cerebrovascular treatment, which comprises a support member (1) and a catheter body (13), and is characterized in that: support piece (1) is C form cylinder, the top demountable installation of support piece (1) has mounting (2), the bottom surface of support piece (1) is provided with gluing layer (3), the bottom surface of gluing layer (3) bonds and has barrier film (4), the inside of mounting (2) is provided with fixture (5), the top of fixture (5) is provided with stop gear (6).

2. An interventional catheter with a fixing mechanism for cardiovascular and cerebrovascular treatment according to claim 1, wherein: the upper surface of the support piece (1) is provided with a slot (9), the bottom surface of the fixing piece (2) is fixedly connected with an insertion block (7), the outer surface of the insertion block (7) is provided with a limiting groove (8), and the bottom end of the insertion block (7) is inserted into the slot (9).

3. An interventional catheter with a fixing mechanism for cardiovascular and cerebrovascular treatment according to claim 2, wherein: the inner wall sliding connection of slot (9) has gag lever post (10), the one end of gag lever post (10) is pegged graft in the inside of spacing groove (8), the other end fixedly connected with arm-tie (11) of gag lever post (10), a side fixedly connected with second elastic component (12) that arm-tie (11) are close to support piece (1), and the one end fixed connection of arm-tie (11) is kept away from in second elastic component (12) in the surface of support piece (1).

4. An interventional catheter with a fixing mechanism for cardiovascular and cerebrovascular treatment according to claim 1, wherein: fixture (5) are including rotating tube (501), rotating tube (501) passes through the bearing and rotates the surface of connecting in mounting (2), the inner wall fixedly connected with of rotating tube (501) is extrusion piece (503) of circumference array, spout (504) with extrusion piece (503) looks adaptation are seted up to the surface of mounting (2).

5. An interventional catheter with a fixing mechanism for cardiovascular and cerebrovascular treatment according to claim 4, wherein: the inner wall sliding connection of mounting (2) has slide bar (505) that is the circumference array, the one end fixedly connected with grip block (506) of slide bar (505), the other end fixedly connected with linkage plate (507) of slide bar (505), a side fixedly connected with arc piece (508) of grip block (506) is kept away from in linkage plate (507), and arc piece (508) and extrusion piece (503) contact.

6. An interventional catheter with a fixing mechanism for cardiovascular and cerebrovascular treatment according to claim 5, wherein: one side fixedly connected with first elastic component (509) that linkage board (507) is close to grip block (506), and one end fixed connection in the inner wall of mounting (2) that linkage board (507) was kept away from in first elastic component (509), draw-in groove (502) that the equidistance was arranged are seted up to the surface of rotatory pipe (501).

7. An interventional catheter with a fixing mechanism for cardiovascular and cerebrovascular treatment according to claim 6, wherein: stop gear (6) include fall way (601), the surface of mounting (2) is located to fall way (601) cover, picture peg (602) that the bottom surface fixedly connected with equidistance of fall way (601) was arranged, and the bottom of picture peg (602) is pegged graft in the inside of draw-in groove (502).

8. An interventional catheter for cardiovascular and cerebrovascular treatment with a fixation mechanism according to claim 7, wherein: the outer surface of the fixing piece (2) is provided with moving grooves (603) which are arranged at equal intervals, moving blocks (604) are connected inside each moving groove (603) in a sliding mode, and one side face, far away from the fixing piece (2), of each moving block (604) is fixedly connected with the inner wall of the lifting pipe (601).