CN219126583U

CN219126583U - Dismantlement structure and cardiovascular intervention device

Info

Publication number: CN219126583U
Application number: CN202222331921.9U
Authority: CN
Inventors: 彭惠群
Original assignee: Spectron Medical Technology Shanghai Co ltd
Current assignee: Spectron Medical Technology Shanghai Co ltd
Priority date: 2022-09-01
Filing date: 2022-09-01
Publication date: 2023-06-06
Anticipated expiration: 2032-09-01

Abstract

The application provides a dismantlement structure and cardiovascular intervention device relates to cardiovascular intervention device technical field, and dismantlement structure includes fixed band subassembly and coupling assembling. The fixing belt assembly comprises a binding belt and a lantern ring, the lantern ring is fixedly connected with the binding belt, the connecting assembly comprises a box body, a pressing piece and a self-locking piece, the box body is fixedly connected with one end of the binding belt, two pressing rollers are rotationally connected to an opening of the box body, the pressing piece and the self-locking piece are arranged on the box body, the pressing piece is movably connected with the two pressing rollers, the self-locking piece is movably connected with the pressing piece, and the two pressing rollers are movably abutted to the binding belt. This application utilizes two manual driven compression rollers to roll in the band to tighten the band on patient's wrist, so that cardiovascular intervention device's use has realized the effect that single hand was tightened and single hand was dismantled, has realized the effect of convenient fixed and convenient dismantlement to the syringe needle in the cardiovascular intervention treatment.

Description

Dismantlement structure and cardiovascular intervention device

Technical Field

The application relates to the technical field of cardiovascular intervention devices, in particular to a disassembly structure and a cardiovascular intervention device.

Background

The interventional therapy is a means for completing the treatment of diseases through a catheter in a non-operation mode under the guidance of certain medical imaging equipment, and at present, the interventional therapy has become one of three modern medical treatment means which are parallel to the traditional medical treatment and surgical operation treatment, and heart and vascular diseases are the most widely applied fields of interventional therapy.

When the needle head of the existing cardiovascular interventional device enters the body, the needle head cannot be well fixed, and blood reflux and blood vessel puncture are easy to cause infection.

In this regard, chinese patent application No. CN202121846182.6 discloses a cardiovascular intervention device, and this scheme is mainly through the mutual adhesion of magic tape son knot and magic tape female knot, is convenient for fix the syringe needle in the cardiovascular device on patient's wrist, has reduced the problem that the syringe needle lacks the blood backward flow that leads to and puncture the blood vessel and cause the infection.

However, in the process of implementing the technical solution in the embodiment of the present application, the present inventors have found that at least the following technical problems exist in the above technology:

when the fixing belt is used, two ends of the fixing belt are required to be held by two hands respectively, two ends of the fixing belt are close to each other and are adhered by the magic tape to achieve the effect of tightening and fixing, but the intervention device is required to be supported at the same time, so that the operation of a person is difficult, the use of the cardiovascular intervention device and the development of cardiovascular intervention treatment are inconvenient, in addition, the adhesion mode of the magic tape is easy to vibrate when the intervention device is disassembled, and then the needle in a patient is influenced.

Disclosure of Invention

In order to overcome the existing drawbacks, embodiments of the present application provide a detachment structure and a cardiovascular interventional device, which can solve the problems mentioned in the background art.

In a first aspect, the technical solution adopted by the embodiment of the present application to solve the technical problem is: a dismounting structure comprises a fixing belt component and a connecting component.

The fixing belt assembly comprises a binding belt and a lantern ring, the lantern ring is fixedly connected with the binding belt, the connecting assembly comprises a box body, a pressing piece and a self-locking piece, the box body is fixedly connected with one end of the binding belt, two pressing rollers are rotationally connected to an opening of the box body, the pressing piece and the self-locking piece are arranged on the box body, the pressing piece is movably connected with the two pressing rollers, the self-locking piece is movably connected with the pressing piece, and the two pressing rollers are movably abutted to the binding belt.

In a specific embodiment, the fixing belt assembly further comprises an L-shaped film, the film is fixedly connected with the other end of the belt, and the two pressing rollers are movably abutted against the film.

In a specific embodiment, the outer circle of the press roller is provided with teeth.

In a specific embodiment, the pressing piece comprises a push rod, a sliding groove is axially formed in the outer circle of the push rod, a protrusion matched with the sliding groove is arranged on the box body, the push rod is in sliding connection with the box body, a pin column is arranged at the inner end of the push rod, and a spiral groove matched with the pin column is formed in the inner wall of the pressing roller.

In a specific embodiment, the pressing piece further comprises a spring, the spring is movably sleeved on the ejector rod, and two ends of the spring are respectively abutted against the ejector rod and the box body.

In a specific embodiment, each press roller is correspondingly provided with one ejector rod and one spring, and the pressing piece further comprises a connecting plate fixedly connected with the two ejector rods.

In a specific embodiment, the self-locking member comprises a snap fastener and a spring pad, the snap fastener is hinged to the box body, the spring pad is fixedly connected with the box body, the spring pad is abutted to the snap fastener, a buckling groove matched with the snap fastener is axially and uniformly formed in the ejector rod, and the snap fastener is movably connected with the ejector rod through the buckling groove.

In a second aspect, the present utility model further provides a cardiovascular interventional device comprising the above-described detachment structure.

The embodiment of the application has the advantages that:

two manually-driven compression rollers roll the binding belt in, so that the binding belt is tightly tied on the wrist of a patient, the cardiovascular intervention device is convenient to use, the effect of tightening by one hand and disassembling by one hand is achieved, and the effect of convenient fixing and convenient disassembling of the needle head in cardiovascular intervention is achieved.

Drawings

Fig. 1 is a schematic structural diagram of a detaching structure and a cardiovascular interventional device according to an embodiment of the present application;

fig. 2 is a schematic structural diagram of a connection relationship between a pressing roller and a box body according to an embodiment of the present application;

fig. 3 is a schematic structural diagram of connection relationship between a pressing member and a box body according to an embodiment of the present application;

fig. 4 is a schematic structural diagram of a connection relationship between a pressing member and a pressing roller according to an embodiment of the present application.

In the figure: 100-a strap assembly; 110-banding; 120-collar; 130-film; 200-a connection assembly; 210-a box body; 220-pressing piece; 221-ejector rod; 222-a spring; 223-connecting plates; 230-a self-locking member; 231-snap fasteners; 232-spring pad; 240-press rolls.

Detailed Description

The technical solution in the embodiment of the present application is to solve the problems mentioned in the background art, and the overall thought is as follows:

referring to fig. 1, a detachable structure includes a fixing strap assembly 100 and a connecting assembly 200.

Wherein, coupling assembling 200 utilizes two manually driven compression rollers 240 to roll in band 110 to tighten band 110 on patient's wrist, so that cardiovascular intervention device's use has realized the effect that single hand was tightened and single hand was dismantled, has realized the effect of convenient fixed and convenient dismantlement to the syringe needle in the cardiovascular intervention treatment.

Referring to fig. 1-4, the fixing strap assembly 100 includes a strap 110 and a collar 120, the collar 120 is fixedly connected with the strap 110, the connecting assembly 200 includes a box 210, a pressing member 220 and a self-locking member 230, the box 210 is fixedly connected with one end of the strap 110, two pressing rollers 240 are rotatably connected to an opening of the box 210, the pressing member 220 and the self-locking member 230 are both disposed on the box 210, the pressing member 220 is movably connected with the two pressing rollers 240, the self-locking member 230 is movably connected with the pressing member 220, and the two pressing rollers 240 are movably abutted against the strap 110. Here, the collar 120 is used for being connected with the needle in the cardiovascular intervention device, the strap 110 bypasses the wrist of the patient, one hand supports the collar 120, the other hand aligns two compression rollers 240 on the box body 210 to the other end of the strap 110, the box body 210 and the pressing piece 220 are gripped to enable the two compression rollers 240 to rotate, the strap 110 is further rolled into the box body 210, the self-locking piece 230 is used for locking the pressing piece 220 and then locking the two compression rollers 240, the wrist of the patient is bound, when the self-locking piece 230 is required to be disassembled, the self-locking piece 230 is operated by one hand, the pressing piece 220 is reset and then drives the compression rollers 240 to reversely rotate, the strap 110 is pushed out, therefore the whole structure can be disassembled from the wrist of the patient, and the connecting component 200 uses the two manually driven compression rollers 240 to roll the strap 110 in, so that the strap 110 is bound on the wrist of the patient, the cardiovascular intervention device is convenient to use, the effects of one-hand binding and one-hand disassembling are achieved, and the effects of convenient fixing and convenient disassembling of the needle in cardiovascular intervention treatment are achieved.

Referring to fig. 1-3, the fixing belt assembly 100 further includes an L-shaped film 130, the film 130 is fixedly connected to the other end of the belt 110, and two pressing rollers 240 movably abut against the film 130. Here, when the band 110 is pressed under the wrist of the patient, the band 110 cannot be directed between the two pressing rollers 240, and thus an L-shaped film 130 is provided, keeping the film 130 standing up so that one hand aligns the two pressing rollers 240 with the film 130, and thus pulls the entire band 110 into the case 210.

Referring to fig. 1 to 3, teeth are provided on the outer circumference of the pressing roller 240. Here, the teeth serve to increase friction so that the pressing roller 240 can firmly press the band 110, preventing the band 110 from sliding loose.

Referring to fig. 3-4, the pressing member 220 includes a push rod 221, a sliding groove is axially formed on an outer circumference of the push rod 221, a protrusion adapted to the sliding groove is disposed on the box 210, the push rod 221 is slidably connected with the box 210, a pin is disposed at an inner end of the push rod 221, and a spiral groove adapted to the pin is formed on an inner wall of the pressing roller 240. Here, the palm is pressed against the case 210, the fingers press the push rods 221, the push rods 221 move into the case 210 and the press rollers 240, the press rollers 240 are driven to rotate by sliding the pins in the spiral grooves, and the two push rods 221 respectively drive the two press rollers 240 to reversely rotate, so that the strap 110 is wound into the case 210, the tightening degree of the strap 110 on the wrist of the patient is determined by the pressing degree of the push rods 221, and the tightness of the strap 110 is very easy to grasp.

Referring to fig. 3-4, the pressing member 220 further includes a spring 222, the spring 222 is movably sleeved on the ejector rod 221, and two ends of the spring 222 are respectively abutted against the ejector rod 221 and the box 210. Here, when the self-locking member 230 is opened, the spring 222 pushes the ejector rod 221 to eject and reset, and the two pressing rollers 240 can push the belt 110 outwards, so as to achieve the effect of automatic releasing.

Referring to fig. 4, each pressing roller 240 is provided with a push rod 221 and a spring 222, and the pressing member 220 further includes a connecting plate 223, where the connecting plate 223 is fixedly connected with the two push rods 221. Here, the connection plate 223 serves to connect the two push rods 221, so that the two push rods 221 can be simultaneously operated by pressing the connection plate 223, so that the two push rods 221 can be simultaneously rotated in opposite directions, thereby facilitating one-hand operation.

Referring to fig. 4, the self-locking member 230 includes a snap 231 and a spring pad 232, the snap 231 is hinged to the box 210, the spring pad 232 is fixedly connected to the box 210, the spring pad 232 abuts against the snap 231, a snap groove adapted to the snap 231 is axially and uniformly formed on the push rod 221, and the snap 231 is movably connected to the push rod 221 through the snap groove. Here, the snap fasteners 231 are propped against the buckling grooves on the push rods 221 by the elastic pads 232 to form an effect similar to a one-way ratchet, namely, when the push rods 221 are pressed, the snap fasteners 231 can automatically prevent the push rods 221 from resetting to form a self-locking effect, when the snap fasteners 231 are pressed, the snap fasteners 231 are separated from the buckling grooves on the push rods 221, the push rods 221 are automatically reset under the pushing of the springs 222, vibration generated when the magic tape is detached and separated is avoided, in the embodiment, each push rod 221 corresponds to one snap fastener 231 and the elastic pad 232, and the two snap fasteners 231 are respectively positioned at two sides of the box body 210, so that the two snap fasteners 231 can be self-locked by being pressed by one hand, and the convenience of single-hand operation is improved.

Referring to fig. 1, the present utility model further provides a cardiovascular interventional device including the above-mentioned detachment structure. Here, the needle of the cardiovascular interventional device is secured to collar 120, and the interventional device uses the needle to enter the patient's heart vessel, thereby providing a supporting and securing function for the needle for cardiovascular interventional procedures.

When the application is used, the following steps are: the collar 120 is used for being connected with a needle in a cardiovascular interventional device, the strap 110 is wound around the wrist of a patient, the collar 120 is supported by one hand, the box body 210 and the connecting plate 223 are held by the other hand, the two pressing rollers 240 in the box body 210 are aligned with the L-shaped soft sheet 130 at the other end of the strap 110, the box body 210 and the connecting plate 223 are gripped, the two pressing rollers 240 are respectively driven by the two ejector rods 221 to reversely rotate by utilizing the sliding of the pin posts in the spiral grooves, the strap 110 is wound into the box body 210, the elastic pad 232 pushes the snap fasteners 231 to be clamped into the buckling grooves when the ejector rods 221 enter, a unidirectional ratchet-like effect is formed, the wrist of the patient is bound, when the wrist of the patient needs to be disassembled, the two snap fasteners 231 are pressed by one hand, the snap fasteners 231 are separated from the buckling grooves, the spring 222 pushes the ejector rods 221 to reset, and then drives the pressing rollers 240 to reversely rotate, the strap 110 is pushed out, and the whole structure can be detached from the wrist of the patient.

To sum up, the application utilizes two manually-driven compression rollers 240 to roll in band 110 to tighten band 110 on the patient's wrist, so that cardiovascular intervention device's use has realized the effect that single hand was tightened and single hand was dismantled, has realized the effect of convenient fixed and convenient dismantlement to the syringe needle in the cardiovascular intervention treatment.

It should be noted that, specific model specifications of the strap 110, the spring 222 and the spring pad 232 need to be determined according to the actual specifications of the device, and the specific model selection calculation method adopts the prior art, so that detailed description is omitted.

Finally, it should be noted that: it is apparent that the above examples are only illustrative of the present utility model and are not limiting of the embodiments. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. And obvious variations or modifications thereof are contemplated as falling within the scope of the present utility model.

Claims

1. A disassembly structure, characterized by comprising

The fixing strap assembly comprises a strap and a collar, and the collar is fixedly connected with the strap;

the connecting assembly comprises a box body, a pressing piece and a self-locking piece, wherein the box body is fixedly connected with one end of the binding belt, two pressing rollers are rotationally connected to the opening of the box body, the pressing piece and the self-locking piece are both arranged on the box body, the pressing piece is movably connected with the two pressing rollers, the self-locking piece is movably connected with the pressing piece, and the two pressing rollers are movably abutted to the binding belt.

2. The removing structure of claim 1, wherein said fixing strap assembly further comprises an L-shaped flexible sheet fixedly connected to the other end of said strap, and wherein said two press rollers are movably abutted against said flexible sheet.

3. The disassembling structure according to claim 2, wherein teeth are provided on the outer circumference of the pressing roller.

4. The disassembling structure according to claim 3, wherein the pressing member comprises a push rod, a sliding groove is axially formed in the outer circle of the push rod, a protrusion matched with the sliding groove is arranged on the box body, the push rod is slidably connected with the box body, a pin is arranged at the inner end of the push rod, and a spiral groove matched with the pin is formed in the inner wall of the press roller.

5. The disassembling structure according to claim 4, wherein the pressing piece further comprises a spring, the spring is movably sleeved on the ejector rod, and two ends of the spring are respectively abutted against the ejector rod and the box body.

6. The disassembling structure according to claim 5, wherein each press roller is provided with one ejector rod and one spring, and the pressing piece further comprises a connecting plate fixedly connected with the two ejector rods.

7. The disassembling structure according to claim 6, wherein the self-locking member comprises a snap fastener and a spring pad, the snap fastener is hinged with the box body, the spring pad is fixedly connected with the box body, the spring pad is abutted against the snap fastener, a buckling groove matched with the snap fastener is axially and uniformly formed in the ejector rod, and the snap fastener is movably connected with the ejector rod through the buckling groove.

8. A cardiovascular interventional device, comprising

The dismounting structure as claimed in any one of claims 1 to 7.