CN217612488U

CN217612488U - Y-shaped connector for coronary heart disease interventional operation

Info

Publication number: CN217612488U
Application number: CN202220818665.3U
Authority: CN
Inventors: 杜胤龙; 吴淳; 朴福实
Original assignee: Peking University Shenzhen Hospital
Current assignee: Peking University Shenzhen Hospital
Priority date: 2022-04-08
Filing date: 2022-04-08
Publication date: 2022-10-21
Anticipated expiration: 2032-04-08

Abstract

The utility model discloses a Y-shaped connector for coronary heart disease interventional surgery, which comprises a connector body and a guide wire fixer, wherein the connector body is provided with a locking joint which is suitable for guiding the penetration of a guide wire; the seal wire fixer includes eccentric support and holder, eccentric support includes the lantern ring and extends the board, the lantern ring cover is established lock joint is overhead, extend the board with lantern ring fixed connection is along parallel the plane extension of lock joint's axis, the holder is fixed extend on the board and keep away from lock joint is for the centre gripping is fixed the seal wire exposes part outside the lock joint. According to the utility model discloses coronary heart disease intervenes operation and uses Y connector can utilize holder centre gripping seal wire, and does not press at needs finger, conveniently carries out the operation.

Description

Y-shaped connector for coronary heart disease interventional operation

Technical Field

The utility model relates to a medical instrument especially relates to a coronary heart disease intervenes operation and uses Y connector.

Background

Coronary Intervention (PCI) refers to a treatment method for improving the perfusion of the blood flow of the myocardium by opening the narrow or even occluded coronary artery lumen through the cardiac catheter technique. In the interventional therapy process, for example, in the cardiac stent operation, it is usually necessary to connect a Y-connector with a guide tube, and an interventional device such as a balloon or a stent needs to be guided into the guide tube through the guide wire, but in the guiding process, the guide wire needs to be pressed by fingers, and if the guide wire is not pressed or pressed, the guide wire can be brought into or out of the guide tube due to friction and the like, thereby easily causing problems such as perforation of blood vessels and coronary arteries, or re-threading of the guide wire.

SUMMERY OF THE UTILITY MODEL

The present invention aims at solving one of the technical problems in the related art at least to a certain extent. Therefore, the utility model aims to provide a Y-shaped connector for coronary heart disease interventional operation.

In order to achieve the above object, the Y-shaped connector for coronary heart disease interventional surgery according to the embodiment of the present invention comprises:

a connector body having a locking nipple adapted to guide the penetration of a guidewire;

seal wire fixer, the seal wire fixer includes eccentric support and holder, eccentric support includes the lantern ring and extends the board, the lantern ring cover is established lock joint is overhead, extend the board with lantern ring fixed connection just follows the parallel the plane extension of lock joint's axis, the holder is fixed extend on the board and keep away from lock joint is used for the centre gripping fixed the seal wire exposes the part outside the lock joint.

According to the embodiment of the utility model provides a coronary heart disease intervenes operation and uses Y connector disposes the seal wire fixer, and this seal wire fixer includes eccentric support and holder, and the lantern ring cover of eccentric support is established lock is overhead, and the extension board at eccentric support is fixed to the holder, in the use, can utilize holder centre gripping seal wire, and does not press at needs finger for the seal wire is fixed reliable, and, liberates medical personnel's finger, conveniently performs other operations, is favorable to performing the operation more reliably and smoothly. In addition, the whole structure and the connector body are integrated, so that the Y-shaped connector is convenient to hold and pinch to operate during operation.

In addition, the Y-shaped connector for coronary heart disease interventional surgery according to the above embodiment of the present invention can also have the following additional technical features:

according to an embodiment of the invention, the sleeve is pivotable around the axis of the locking joint.

According to an embodiment of the present invention, the locking joint comprises a pipe body and a locking cap, wherein the pipe body is provided with an annular blocking platform, and the locking cap is arranged at an end of the pipe body and opposite to the annular blocking platform;

the lantern ring cover is established on the body and be located the annular keep off the platform with between the locking cap, in order to pass through the annular keeps off the platform restriction the lantern ring removes.

According to the utility model discloses an embodiment, the outer wall of the lantern ring is radially protruding and is formed with side portion, side portion has first border;

the extension plate is formed into a trapezoid, the small end of the extension plate is fixedly connected with the first edge, and the large end of the extension plate extends towards one end far away from the lantern ring.

According to an embodiment of the present invention, the side edge portion further includes a second edge and a third edge, the second edge and the third edge are respectively located at two sides of the axis of the lantern ring and are perpendicular to the first edge;

the second edge extends along the axial direction of the lantern ring to form a first finger pressing part suitable for fingers to hold, the third edge extends along the axial direction of the lantern ring to form a second finger pressing part suitable for fingers to hold, and the second finger pressing part is opposite to the first finger pressing part.

According to the utility model discloses an embodiment, the holder is the spring clamp, the spring clamp includes the clamping piece of two pin joints and establishes two torque spring between the clamping piece, two one of the clamping piece is fixed on the extension board and skew the axis predetermined distance of the lantern ring.

According to the utility model discloses an embodiment, the spring clamp still includes two clamp pads, two clamp pad and two the clamping piece one-to-one, every the clamp pad is established and is being corresponded the exposed core of clamping piece, just the clamp pad has the clamping plane.

According to the utility model discloses an embodiment, be equipped with the wire guide on the extension board, the wire guide is established locking joint with between the holder.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

FIG. 1 is a schematic view of a Y-shaped connector for coronary heart disease interventional surgery according to an embodiment of the present invention;

FIG. 2 is a top view of the Y-shaped connector for coronary heart disease interventional surgery according to an embodiment of the present invention;

fig. 3 is an exploded view of the Y-shaped connector for coronary heart disease interventional surgery according to the embodiment of the present invention.

Reference numerals are as follows:

10. a connector body;

101. locking the joint;

1011. a tube body;

1012. a locking cap;

1013. an annular baffle table;

102. an injection fitting;

103. a lead-in connector;

20. a guide wire holder;

201. an eccentric support;

2011. a collar;

2012. a stretching plate;

2013. a side edge portion;

2014. a first thumb portion;

2015. a second finger-pressing portion;

202. a clamping member;

2021. a clip;

2022. a torsion spring;

30. a guidewire.

The realization, the functional characteristics and the advantages of the utility model are further explained by combining the embodiment and referring to the attached drawings.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention, and all other embodiments obtained by those skilled in the art without creative efforts based on the embodiments of the present invention belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "circumferential", "radial", and the like, indicate the orientation or positional relationship indicated based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature "on," "above" and "over" the second feature may include the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The following describes the Y-connector for coronary heart disease interventional surgery according to the embodiment of the present invention in detail with reference to the accompanying drawings.

Referring to fig. 1 to 3, a Y-shaped connector for coronary heart disease interventional surgery according to an embodiment of the present invention includes a connector body 10 and a guide wire holder 20.

In particular, the connector body 10 has a locking nipple 101, said locking nipple 101 being adapted to guide the penetration of the guide wire 30. The connector body 10 further has a guide connector 103 and an injection connector 102, the guide connector 103 is used for connecting a guide tube, and the guide tube can be inserted into the patient through the puncture needle. The injection connector 102 may be connected to a syringe for injection of heparin, saline, or the like. It will be appreciated that the connector body 10 is identical to a prior art Y-connector and the construction thereof will not be described in detail herein.

The guide wire fixer 20 comprises an eccentric bracket 201 and a clamping piece 202, wherein the eccentric bracket 201 comprises a collar 2011 and an extension plate 2012, and the collar 2011 is sleeved on the locking joint 101. Extension board 2012 with collar 2011 fixed connection, and at the axis one side of lock joint 101 along the parallel the plane extension of the axis of lock joint 101, holder 202 is fixed on extension board 2012 and keep away from lock joint 101 is used for the centre gripping to be fixed the seal wire 30 exposes the part outside lock joint 101.

That is, the guide wire holder 20 is sleeved on the locking joint 101 through the collar 2011, and the extension plate 2012 is fixed on the collar 2011, preferably, the collar 2011 and the extension plate 2012 are integrally formed. The clamping member 202 is disposed on the extension plate 2012 and can clamp the fixed wire 30.

The Y-connector of the related art has no structure for fixing the guide wire 30, and requires medical staff to press the guide wire 30 with fingers during the operation. In the present application, a guide wire holder 20 is additionally provided to the connector body 10. In the operation process, after the guide wire 30 penetrates from the locking joint 101, the medical staff can clamp and fix the part of the guide wire 30 exposed outside the locking joint 101 through the clamping piece 202, so that when the medical staff guides an interventional device to enter the guide tube by using the guide wire 30 in the operation, the guide wire 30 can be kept still, the interventional device can be conveniently and smoothly fed into the guide tube, and then the interventional device enters the body of a patient from the guide tube. In addition, the clamping mode of the clamping piece 202 is adopted, the operation is convenient, and the convenience of the operation is improved.

According to the embodiment of the utility model provides a coronary heart disease intervenes operation and uses Y connector disposes seal wire fixer 20, and this seal wire fixer 20 includes eccentric support 201 and holder 202, and the cover 2011 cover of eccentric support 201 is established on the lock joint 101, holder 202 fixes the extension board 2012 at eccentric support 201, in the use, can utilize holder 202 centre gripping seal wire 30, and do not press at needs finger for seal wire 30 is fixed reliable, and, liberation medical personnel's finger, conveniently perform other operations of performing the operation, be favorable to the smooth reliable going on of operation. In addition, the whole structure and the connector body 10 are integrated, so that the Y-shaped connector can be held and held conveniently for operation.

In an embodiment of the present invention, the collar 2011 is pivotable around the axis of the locking joint 101, that is, the collar 2011 is pivotably sleeved outside the locking joint 101. Because the guide connector 103 is connected with a puncture needle through a guide tube in an operation, the injection connector 102 is connected with an injector, in the operation, medical staff needs to hold at least one part of the Y-shaped connector, generally, when the medical staff needs to hold the Y-shaped connector, the connector body 10 is positioned in a space formed by the palm of the medical staff, therefore, the lantern ring 2011 and the locking connector 101 adopt a pivoting connection mode, when the holding operation can be ensured, the connector body 10 can be adaptively rotated and adjusted to a proper holding position, and the injection connector 102 is ensured not to influence the holding. Correspondingly, the guide wire fixer 20 can be rotated to a proper angle according to the requirement, so that the medical personnel can conveniently perform the operation, and the convenience of the operation can be greatly improved.

In an embodiment of the present invention, the locking joint 101 comprises a pipe body 1011 and a locking cap 1012, the pipe body 1011 is provided with an annular retaining platform 1013, and the locking cap 1012 is provided at the end of the pipe body 1011 and is opposite to the annular retaining platform 1013. It will be appreciated that the locking cap 1012 may be of a push-type or a knob-type construction.

The collar 2011 fits over the tube 1011 and is positioned between the annular stop 1013 and the locking cap 1012 to limit movement of the collar 2011 by the annular stop 1013.

In this embodiment, the annular stop 1013 is disposed on the tube 1011 opposite to the locking cap 1012, and the collar 2011 is limited between the annular stop 1013 and the locking cap 1012 by the annular stop 1013, so that the collar 2011 and the connector body 10 can be assembled reliably, and the collar is not easy to move axially in use, thereby facilitating operation.

In an embodiment of the present invention, the outer wall of the collar 2011 is formed with a side edge portion 2013 along the radial protrusion, and the side edge portion 2013 has a first edge. The extension plate 2012 is formed in a trapezoid shape, the small end of the extension plate 2012 is fixedly connected to the first edge, and the large end of the extension plate 2012 extends to an end far away from the collar 2011.

That is, the collar 2011 is connected with the extension plate 2012 through the side edge part 2013 protruding radially, so that the extension plate 2012 is located at one side of the collar 2011 to form an eccentric arrangement, and thus, the operation of the medical staff is not interfered.

In an embodiment of the present invention, the side edge part 2013 further includes a second edge and a third edge, and the second edge and the third edge are respectively located on two sides of the axis of the collar 2011 and perpendicular to the first edge. The second rim extends axially along the collar 2011 to form a first finger portion 2014 suitable for finger gripping, the third rim extends axially along the collar 2011 to form a second finger portion 2015 suitable for finger gripping, and the second finger portion 2015 is opposite to the first finger portion 2014.

That is to say, set up first finger-pressing portion 2014 and second finger-pressing portion 2015 respectively in the both sides of side edge portion 2013, in the operation, medical personnel can hold between fingers on first finger-pressing portion 2014 and second finger-pressing portion 2015 respectively, so, conveniently hold guidewire fixer 20 in the operation and operate, this kind of operation of holding is very nimble convenient.

Advantageously, the clamping member 202 is a spring clamp, the spring clamp includes two pivotally connected clamping pieces 2021 and a torsion spring 2022 disposed between the two clamping pieces 2021, one of the two clamping pieces 2021 is fixed on the extension plate 2012 and deviates from the axis of the collar 2011 by a predetermined distance, so that the clamping of the guide wire 30 by the spring clamp can be ensured reliably, and the operation of clamping and releasing the guide wire 30 is more convenient.

More advantageously, the spring clamp further includes two clamping pads, two of the clamping pads correspond to two of the clamping pieces 2021 one to one, each of the clamping pads is disposed at the corresponding clamping end of the clamping piece 2021, and the clamping pad has a clamping plane, so that the configuration of the clamping pads and the clamping plane is beneficial to increasing the clamping area, and the guide wire 30 can be clamped conveniently and rapidly.

In an example of the present invention, a wire guiding member is disposed on the extension plate 2012, the wire guiding member is disposed between the locking joint 101 and the clamping member 202, the wire guiding member may be a guiding ring, and thus, after the wire guiding member 30 passes through the wire guiding member, the wire guiding member is clamped and fixed by the clamping member 202, so that the wire guiding member 30 is ensured to extend along the predetermined path and is clamped and fixed.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

The above only be the preferred embodiment of the utility model discloses a not consequently restriction the patent scope of the utility model, all be in the utility model discloses a under the design, utilize the equivalent structure transform of what the content of the description and the attached drawing was done, or direct/indirect application all includes in other relevant technical field the utility model discloses a patent protection is within range.

Claims

1. A coronary heart disease intervenes operation and uses Y connector, its characterized in that includes:

the guide wire fixer comprises an eccentric support and a clamping piece, the eccentric support comprises a lantern ring and an extension plate, and the lantern ring is sleeved on the locking joint; the extension plate is fixedly connected with the lantern ring and extends along a plane parallel to the axis of the locking joint on one side of the axis of the locking joint; the holder is fixed extend on the board and keep away from locking joint for the centre gripping is fixed the seal wire exposes in locking joint outside part.

2. The Y-connector for coronary artery disease interventional surgery of claim 1, wherein the sleeve is pivotable about an axis of the locking joint.

3. The coronary heart disease interventional surgery Y-shaped connector according to claim 1, wherein the locking joint comprises a tube body and a locking cap, an annular blocking platform is arranged on the tube body, and the locking cap is arranged at the end of the tube body and is opposite to the annular blocking platform;

4. The Y-shaped connector for coronary heart disease interventional surgery as defined in claim 1, wherein the outer wall of the collar is formed with a side edge portion in a radially protruding manner, the side edge portion having a first edge;

5. The coronary heart disease interventional surgical Y-connector of claim 4, wherein the side edge portion further comprises a second edge and a third edge, the second edge and the third edge are respectively located on two sides of the axis of the collar and are perpendicular to the first edge;

6. The coronary heart disease interventional procedure Y-connector of claim 1, wherein the clamping member is a spring clip, the spring clip comprises two pivotally connected clamping pieces and a torsion spring disposed between the two clamping pieces, one of the two clamping pieces is fixed on the extension board and deviates from the axis of the collar by a predetermined distance.

7. The Y-shaped connector for coronary heart disease interventional operation according to claim 6, wherein the spring clip further comprises two clip pads, the two clip pads correspond to the two clips one by one, each clip pad is arranged at the clamping end of the corresponding clip, and the clip pad has a clamping plane.

8. The Y-connector for coronary heart disease interventional surgery of claim 1, wherein the extension plate is provided with a wire guide, the wire guide being provided between the locking connector and the clamping member.