CN219306817U - Plugging device conveying device - Google Patents
Plugging device conveying device Download PDFInfo
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- CN219306817U CN219306817U CN202223476891.7U CN202223476891U CN219306817U CN 219306817 U CN219306817 U CN 219306817U CN 202223476891 U CN202223476891 U CN 202223476891U CN 219306817 U CN219306817 U CN 219306817U
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- occluder
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Abstract
The utility model relates to an plugging device conveyor, including coupling assembling and drive assembly, coupling assembling is including locating the plugging device along the first connecting piece of first direction one side, the second connecting piece and along the first direction vertically long traction piece that extends, the second connecting piece is including the movable sleeve portion of establishing of locating first connecting piece, the first end of traction piece is located and is established between portion and the first connecting piece to the removal of first end along the first direction of restriction traction piece, drive assembly connects in the one end that the first end was kept away from to the traction piece, and is configured to can provide the traction force of predetermineeing for the traction piece, so that the first end of traction piece can follow the cover and establish and break away from between portion and the first connecting piece. The traction piece clamped between the sleeved parts of the first connecting piece and the second connecting piece is pulled out along the first direction by the driving assembly, so that the first connecting piece is separated from the sleeved part of the second connecting piece, the quick separation of the plugging device and the plugging device conveying device is realized, the operation is simplified, and the operation efficiency is improved.
Description
Technical Field
The application relates to the technical field of medical instruments, in particular to an occluder conveying device.
Background
With the development of medical instrument technology, numerous modern miniature medical instruments are developed, so that fine surgical treatment is convenient, an occluder is often needed in the treatment process of heart diseases, and the occluder can be conveyed to the breach of the heart or peripheral blood vessels of a patient so as to repair the breach on the organ through the occluder.
However, the conventional occluder has problems of inconvenient operation, long time consumption and the like when separated from the delivery device after being delivered to the breach of the organ by the delivery device.
Disclosure of Invention
In view of this, it is necessary to provide an occluder delivery device which is relatively inconvenient to operate and takes a relatively long time when separated from an occluder after delivering the occluder to a breach of an organ.
The application provides a plugging device conveyor for carry the plugging device, plugging device conveyor includes coupling assembling and drive assembly, coupling assembling is including locating the plugging device along the first connecting piece of first direction one side, the second connecting piece and along the first traction piece that direction length extends, the second connecting piece is including the cover portion of establishing of first connecting piece of movable sleeve locating, the first end of traction piece is located between cover portion and the first connecting piece, with the removal of restriction traction piece's first end along the first direction, drive assembly connects in the one end that traction piece kept away from first end, and be configured to provide the traction force of predetermineeing for the traction piece, so that the first end of traction piece can follow the cover and establish and break away from between portion and the first connecting piece.
In one embodiment, the first connecting piece is provided with a first protruding portion extending along the radial direction of the sleeving portion, the inner side of the sleeving portion is provided with a second protruding portion extending along the radial direction of the sleeving portion, and the second protruding portion is limited on one side, away from the driving assembly, of the first protruding portion along the first direction so as to limit the movement of the first end of the pulling piece along the first direction.
In one embodiment, the maximum outer diameter of the first lobe is greater than or equal to the minimum inner diameter of the second lobe.
In one embodiment, at least one of the first boss and the second boss is provided with an arcuate stop surface. The first connecting piece and the second connecting piece are cylindrical, the first protruding portion surrounds the first connecting piece to form a first flange, and the second protruding portion surrounds the second connecting piece to form a second flange.
In one embodiment, the first protruding portion is provided with a first arc-shaped limiting surface, the second protruding portion is provided with a second arc-shaped limiting surface, and the first arc-shaped limiting surface and the second arc-shaped limiting surface are matched to limit movement of the first end of the traction piece in the first direction.
In one embodiment, the first connector comprises a cylindrical section and a first protruding portion connected along a first direction, the first protruding portion is configured into a spherical structure, the inner side of the second protruding portion is provided with a cylindrical surface, the cylindrical surface is located on one side, away from the driving assembly, of the spherical surface of the first protruding portion along the first direction, the traction piece comprises a first section close to the first end, and the first section is limited between the cylindrical surface and the spherical surface of the first protruding portion and limited between the cylindrical surface and the cylindrical section.
In one embodiment, the pulling member comprises a second section far away from the first end, the driving assembly comprises a handle shell covered on the second section, and a push button connected to the handle shell in a sliding manner along the first direction, and the push button is connected to the second section of the pulling member.
In one embodiment, the driving assembly further comprises a first compression block and a second compression block arranged in the handle shell, the first compression block and the second compression block are opposite along the second direction and are connected with each other to clamp the second section, and one side, away from the second compression block, of the first compression block is connected with the push button.
In one embodiment, the driving assembly further comprises a plurality of first compression blocks arranged at intervals along the first direction, and a plurality of connecting rods corresponding to the first compression blocks one by one, wherein one end of each connecting rod extends out of the handle shell and is connected with the push button, and the other end of each connecting rod is connected with the corresponding first compression block.
In one embodiment, a plurality of wire guide portions are arranged in the handle housing at intervals along the first direction, and each wire guide portion 5 is provided with a wire guide groove for the second section to pass through along the first direction.
In the technical scheme of the application, the separation or connection of the occluder and the occluder conveying device is realized through the sleeving part of the first connecting piece and the second connecting piece and the traction piece clamped between the first connecting piece and the second connecting piece, when the traction piece is not pulled out, the occluder and the occluder conveying device have higher connection strength, and when the driving group is used
When the traction piece is pulled out along the first direction, the first connecting piece can be separated from the sleeving part of the second connecting piece by 0, so that the quick separation of the plugging device and the plugging device conveying device is realized, the operation is simplified, and the operation efficiency is improved.
Drawings
Fig. 1 is a schematic overall structure of an occluder delivery device in accordance with an embodiment of the present application;
FIG. 2 is a schematic view of a connection assembly according to an embodiment of the present disclosure in a locked state;
FIG. 3 is a schematic view of a connection assembly according to an embodiment of the present disclosure in a separated state;
FIG. 4 is a schematic view of a connection assembly according to another embodiment of the present application in a locked state;
fig. 5 is a schematic structural view of a driving assembly of an occluder delivery device in accordance with an embodiment of the present application;
fig. 6 is a schematic structural view of a connection assembly of an occluder delivery device in accordance with an embodiment of the present application.
Reference numeral 0:
the occluder delivery device 1000;
a connection assembly 100;
a first connector 11; a first boss 111; a column section 112;
a second connector 12; a second protruding portion 121; a fitting portion 122;
a pulling member 13; a first segment 131; a second section 132;
a bracket base 14; an anchor ring 15; a conduit 16;
a drive assembly 200;
a handle housing 21; a push button 22; a connecting rod 23;
a first compression block 24; a second pressing block 25;
a wire portion 26; a wire groove 27;
an occluder 300;
first direction F 1 The method comprises the steps of carrying out a first treatment on the surface of the Second direction F 2 。
Detailed Description
In order to make the above objects, features and advantages of the present application more comprehensible, embodiments accompanied with figures are described in detail below. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present application. This application is, however, susceptible of embodiment in many other forms than those described herein and similar modifications can be made by those skilled in the art without departing from the spirit of the application, and therefore the application is not to be limited to the specific embodiments disclosed below.
In the description of the present application, it should be understood that the terms "center," "longitudinal," "transverse," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," etc. indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, are merely for convenience in describing the present application and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be configured and operated in a particular orientation, and therefore should not be construed as limiting the present application.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present application, the meaning of "plurality" is at least two, such as two, three, etc., unless explicitly defined otherwise.
In this application, unless specifically stated and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the terms in this application will be understood by those of ordinary skill in the art as the case may be.
In this application, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.
It will be understood that when an element is referred to as being "fixed" or "disposed" on another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like are used herein for illustrative purposes only and are not meant to be the only embodiment.
Referring to fig. 1, fig. 2, and fig. 3 in combination, fig. 1 is a schematic diagram illustrating an overall structure of an occluder delivery device 1000 according to an embodiment of the present application, fig. 2 is a schematic diagram illustrating a structure of a connection assembly 100 in a locked state, and fig. 3 is a schematic diagram illustrating a structure of the connection assembly 100 in a separated state. The occluder delivery device 1000 provided in an embodiment of the present application is configured to deliver an occluder 300, and includes a connection assembly 100 and a driving assembly 200, wherein the connection assembly 100 is configured to be disposed on the occluder 300 along a first direction F 1 First connecting piece 11, second connecting piece 12 and along first direction F 1 The elongated pulling member 13, the second connecting member 12 includes a sleeve portion 122 movably sleeved on the first connecting member 11, and a first end of the pulling member 13 is disposed between the sleeve portion 122 and the first connecting member 11 to limit the first end of the pulling member 13 along the first direction F 1 The driving assembly 200 is connected to an end of the pulling member 13 remote from the first end, and is configured to provide a predetermined pulling force to the pulling member 13 so that the first end of the pulling member 13 can be disengaged from between the socket 122 and the first connecting member 11. It will be appreciated that the separation or connection of the occluding device 300 and the occluding device delivery device 1000 is achieved by the first connector 11, the nesting portion 122 of the second connector 12, and the pulling member 13 sandwiched therebetween, the occluding device 300 having a relatively high strength of connection with the occluding device 1000 when the pulling member 13 is not withdrawn, and the driving assembly 200 being arranged in the first direction F 1 When the pulling member 13 is pulled out, the first connecting member 11 can be separated from the sleeved portion 122 of the second connecting member 12, so that the occluder 300 and the occluder conveying device 1000 can be quickly separated, the operation is simplified, and the operation efficiency is improved.
Further, the first connector 11 is provided with a first protruding portion 111 extending along the radial direction of the sleeving portion 122, a second protruding portion 121 extending along the radial direction of the sleeving portion 122 is arranged at the inner side of the sleeving portion 122, and the second protruding portion 121 is limited at the first protruding portion 111 along the first direction F 1 One side remote from the drive assembly 200 to constrain the first end of the pulling member 13 along the first axisDirection F 1 Is moved by the motion of the moving object. Thus, the first protrusion 111 and the second protrusion 121 stably clamp the pulling member 13 in the form of corners, and the first protrusion 111 and the second protrusion 121 are also locked to each other under the action of the pulling member 13, thereby preventing the stopper from falling off during transportation.
Optionally, the maximum outer diameter of the first protruding portion 111 is greater than or equal to the minimum inner diameter of the second protruding portion 121, so that the first connecting member 11 extends into the sleeved portion 122 of the second connecting member 12.
In one embodiment, at least one of the first protrusion 111 and the second protrusion 121 is provided with an arc-shaped limiting surface. The first and second connection members 11 and 12 are each cylindrical, and the first protrusion 111 forms a first flange around the first connection member 11 and the second protrusion 121 forms a second flange around the second connection member 12. In this way, the driving assembly 200 can conveniently pull the first end of the pulling member 13 out of the first connecting member 11 and the second connecting member 12. Optionally, the first protruding portion 111 is provided with a first arc-shaped limiting surface, the second protruding portion 121 is provided with a second arc-shaped limiting surface, and the first arc-shaped limiting surface and the second arc-shaped limiting surface cooperate with each other, thereby limiting the first end of the pulling member 13 along the first direction F 1 And (5) moving.
Referring to fig. 4, fig. 4 is a schematic structural view of a connection assembly 100 in a locked state according to another embodiment of the present application, and a first connection member 11 includes a first portion along a first direction F 1 The connected cylinder segment 112 and the first protruding part 111, the first protruding part 111 is configured into a spherical structure, the inner side of the second protruding part 121 is provided with a cylindrical surface, and the cylindrical surface is positioned on the spherical surface of the first protruding part 111 along the first direction F 1 On the side remote from the drive assembly 200, the pulling member 13 comprises a first segment 131 near the first end, the first segment 131 being trapped between the cylindrical surface and the spherical surface of the first boss 111 and between the cylindrical surface and the cylindrical segment 112. Therefore, the first connecting member 11 may be a ball-head part, and the ball-head surface is used as the cylindrical surface of the inner side of the first protruding portion 111 and the second protruding portion 121 to jointly clamp the first section 131 of the pulling member 13, so that the first end of the pulling member 13 can be limited along the first direction F 1 And (5) moving.
Of course, the scheme of the application is not limited thereto, and the first connecting piece 11 and the second connecting piece 12 may also be square butt-jointed, specifically, the first protrusion 111 in the first connecting piece 11 is set to be square, and the sleeve portion 122 on the second connecting piece is also square, so, after the first protrusion 111 enters the sleeve portion 122, the relative rotation between the first connecting piece 11 and the second connecting piece 12 can be avoided.
Referring to fig. 5, fig. 5 is a schematic structural diagram of a driving assembly 200 in an occluder delivery device 1000 according to an embodiment of the present application, the pulling member 13 includes a second section 132 remote from the first end, the driving assembly 200 includes a handle housing 21 covering the second section 132, and a first direction F 1 The push button 22 is slidably connected to the handle housing 21, the push button 22 being connected to the second section 132 of the pulling member 13 such that when the user operates the push button 22 in the first direction F 1 When sliding, the second section 132 of the pulling member 13 can be driven to move, and the first section 131 of the pulling member 13 is driven to move, so that the first end of the pulling member 13 is pulled out from between the first connecting member 11 and the second connecting member 12, thereby simply, conveniently and rapidly separating the occluder 300 from the occluder conveying device 1000.
Further, the driving assembly 200 further comprises a first compression block 24 and a second compression block 25 provided in the handle housing 21, the first compression block 24 and the second compression block 25 being arranged along the second direction F 2 Opposite and connected to each other to clamp the second section 132 of the pulling member 13, the side of the first pressing block 24 away from the second pressing block 25 is connected to the push knob 22, so that the pulling member 13 can be stably clamped in the first direction F by oppositely disposing the first pressing block 24 and the second pressing block 25 1 And (5) moving. Specifically, the drive assembly 200 further includes a first drive assembly in a first direction F 1 A plurality of first compression blocks 24 and a plurality of connecting rods 23 corresponding to the first compression blocks 24 one by one are arranged at intervals, one end of each connecting rod 23 extends out of the handle shell 21 and is connected with the push button 22, and the other end of each connecting rod 23 is connected with the corresponding first compression block 24.
Further, the interior of the handle housing 21 is along the first direction F 1 A plurality of wire parts 26 are arranged at intervals, and each wire part 26 is provided with a second section 132 for the traction piece alongFirst direction F 1 The through wire groove 27 can keep the layout and routing of the pull wire 13 in the handle housing 21 clean by providing the wire groove 27, thereby preventing the pull wire 13 from knotting.
Referring to fig. 6, fig. 6 is a schematic structural diagram of a connection assembly 100 in an occluder delivery device 1000 according to an embodiment of the present application, the connection assembly 100 further includes a bracket base 14 connected to the first connecting member 11, and the occluder 300 is connected to the bracket base 14 through an anchor ring 15, so that the occluder 300 and the first connecting member 11 are formed as a whole. In addition, the connection assembly 100 further comprises a catheter 16 sleeved on the second connection member 12 and extending along the pull wire 13, so that the catheter 16 can protect the pull wire 13 on one hand and can make the guiding performance of the occluder delivery device 1000 in the process of delivering the occluder 300 better on the other hand.
The technical features of the above-described embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above-described embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.
The above examples only represent a few embodiments of the present application, which are described in more detail and are not to be construed as limiting the scope of the claims. It should be noted that it would be apparent to those skilled in the art that various modifications and improvements could be made without departing from the spirit of the present application, which would be within the scope of the present application. Accordingly, the scope of protection of the present application is to be determined by the claims appended hereto.
Claims (10)
1. An occluder delivery device for delivering an occluder, the occluder delivery device comprising:
the connecting assembly comprises a first connecting piece, a second connecting piece and a pulling piece, wherein the first connecting piece and the second connecting piece are arranged on one side of the plugging device along the first direction, and the pulling piece extends lengthwise along the first direction; the second connecting piece comprises a sleeving part movably sleeved on the first connecting piece; the first end of the pulling piece is arranged between the sleeving part and the first connecting piece so as to limit the movement of the first end of the pulling piece along the first direction; and
the driving assembly is connected to one end of the pulling piece far away from the first end and is configured to provide preset pulling force for the pulling piece so that the first end of the pulling piece can be separated from the sleeving part and the first connecting piece.
2. The occluder delivery device of claim 1, wherein the first connector has a first protrusion extending radially of the sleeve, a second protrusion extending radially of the sleeve is provided on an inner side of the sleeve, and the second protrusion is limited to a side of the first protrusion away from the drive assembly in the first direction to limit movement of the first end of the puller member in the first direction.
3. The occluder delivery device of claim 2, wherein the maximum outer diameter of the first protrusion is greater than or equal to the minimum inner diameter of the second protrusion.
4. The occluder delivery device of claim 2, wherein at least one of the first and second bosses is provided with an arcuate stop surface, the first and second connectors each being cylindrical, the first boss forming a first flange about the first connector and the second boss forming a second flange about the second connector.
5. The occluder delivery device of claim 4, wherein the first protrusion is provided with a first arcuate stop surface and the second protrusion is provided with a second arcuate stop surface, the first arcuate stop surface and the second arcuate stop surface cooperating to limit movement of the first end of the pulling member in the first direction.
6. The occluder delivery device of claim 2, wherein the first connector comprises a cylindrical section and the first boss connected in the first direction, the first boss being configured as a spherical structure;
the inner side of the second protruding part is provided with a cylindrical surface, and the cylindrical surface is positioned at one side of the spherical surface of the first protruding part, which is far away from the driving assembly, along the first direction;
the traction piece comprises a first section, wherein the first section is close to the first end and limited between the cylindrical surface and the spherical surface of the first protruding portion, and is limited between the cylindrical surface and the cylinder section.
7. The occluder delivery device of any one of claims 1-6, wherein the pulling member further comprises a second segment distal from the first segment, the drive assembly comprising a handle housing covering the second segment, and a push button slidably coupled to the handle housing in the first direction;
the push button is connected to the second section of the pulling member.
8. The occluder delivery device of claim 7, wherein the drive assembly further comprises a first compression block and a second compression block disposed within the handle housing;
the first compression block and the second compression block are opposite along a second direction and are connected with each other to clamp the second section;
one side of the first compression block, which is far away from the second compression block, is connected with the push button;
wherein the second direction is perpendicular to the first direction.
9. The occluder delivery device of claim 8, wherein the drive assembly further comprises a plurality of first compression blocks disposed in spaced relation along the first direction and a plurality of connecting rods in one-to-one correspondence with the first compression blocks;
one end of each connecting rod extends out of the handle shell and is connected with the push button, and the other end of each connecting rod is connected with the corresponding first compression block.
10. The occluder delivery device of claim 7, wherein a plurality of wire portions are disposed in the handle housing at intervals along the first direction, each wire portion having a wire slot for the second segment to pass through along the first direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223476891.7U CN219306817U (en) | 2022-12-26 | 2022-12-26 | Plugging device conveying device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223476891.7U CN219306817U (en) | 2022-12-26 | 2022-12-26 | Plugging device conveying device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219306817U true CN219306817U (en) | 2023-07-07 |
Family
ID=87029398
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223476891.7U Active CN219306817U (en) | 2022-12-26 | 2022-12-26 | Plugging device conveying device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219306817U (en) |
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2022
- 2022-12-26 CN CN202223476891.7U patent/CN219306817U/en active Active
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