Guide wire intervention auxiliary device for cardiovascular medicine department
By designing an interventional device for guidewires in cardiovascular medicine, the problems of poor feel and difficulty in control caused by the small size of the guidewire were solved, and the stable pushing and angle adjustment of the guidewire were achieved, thus improving the convenience of operation.
Patent Information
- Application Number
- CN202422289403.4
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-09-19
- Publication Date
- 2026-01-02
- Estimated Expiration
- 2034-09-19
AI Technical Summary
The existing guidewires are relatively thin, making them difficult for doctors to control and adjust precisely during operation.
A cardiovascular guidewire interventional auxiliary device was designed, including components such as a central conduit, a guide baffle, a compression head, and a sliding shell. Through the coordinated use of these components, stable support and guidance can be provided on the outside of the guidewire, facilitating pushing, rotation, and angle adjustment.
It improves the ease of guidewire operation, reduces the difficulty of inserting and rotating thin guidewires, and enhances the doctor's operational control.
Smart Images
Figure CN223746825U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to medical instrument technical field, concretely is a cardiovascular internal medicine guide wire intervention auxiliary device. BACKGROUND
[0002] Guide wire is the general term of a large class of medical instruments, including micro guide wire, guide wire, renal artery guide wire and contrast guide wire, and can be divided into working guide wire and chronic complete occlusion guide wire according to function.Guide wire is one of the basic instruments of coronary intervention, is used to enter coronary artery or cross over tortuous, calcified, stenosis, collateral circulation to reach target, establish track and transport balloon, stent and microcatheter, is used to guide wire upgrade or downgrade technology to open coronary occlusion, is used to enter coronary branch in advance to protect and mark function etc.The existing guide wire is inserted, and the guide wire is held by the left side of the doctor, and the right hand is pushed slowly inward, and when the angle is adjusted, the right hand holds the guide wire, and rotates, and the angle of the tail end is rotated under the influence of stress, and because the doctor needs to wear disposable isolation gloves when carrying out the above operation, and the guide wire is very small, and it is difficult to hold and rotate, therefore, a cardiovascular internal medicine guide wire intervention auxiliary device is designed to solve the above problems. SUMMARY
[0003] In view of the defects of the prior art, the utility model provides a cardiovascular internal medicine guide wire intervention auxiliary device, solves the problems that the existing guide wire is small, and the doctor has poor hand feeling when operating and is not easy to control.
[0004] To achieve the above purpose, the utility model discloses a cardiovascular internal medicine guide wire intervention auxiliary device through the following technical scheme:
[0005] The utility model provides a cardiovascular internal medicine guide wire intervention auxiliary device, include: the hollow centre pipeline of inside left and right two sides opening, the centre pipeline outside one week array connection has the guide baffle, the left and right sides of centre pipeline and be located in the inside of adjacent two guide baffles and set up the insertion port, the insertion port outside set up the extrusion head of L shape, the extrusion head end of arc, the extrusion head right side front and rear two ends rotationally connected have rotation support, rotation support lower extreme with centre pipeline fixed connection, the extrusion head right side front and rear two ends rotationally connected have connecting plate, the outside rotationally connected have upper end support of connecting plate left side, the centre pipeline left side fixed connection has the guide wire export of conical shape, the centre pipeline right side is connected with guide wire base, guide wire export, guide wire base with centre pipeline inside intercommunication, the outside of guide baffle is equipped with the sliding shell, the inside of sliding shell is connected with the outside insertion of guide baffle, upper end support one end with sliding shell inside fixed connection.
[0006] Preferably, the sliding shell is provided with an auxiliary groove on the outside in an array.
[0007] Preferably, the outer surface of the end of the extrusion head is provided with a rubber anti-skid layer.
[0008] Preferably, a horn-shaped entering groove is formed on the right side of the guide wire base, and a circular arc-shaped chamfer is formed on the inner side of the outlet of the guide wire outlet.
[0009] Preferably, the left and right ends of the center pipeline on the front and back sides are both provided with reset spring bases, reset springs are connected between the reset spring bases on the left and right sides, the spring base at any one end is fixedly connected with the center pipeline, and the spring base at the opposite end is fixedly connected with the sliding shell.
[0010] Preferably, the left and right ends of the sliding shell are provided with sealing insertion grooves, the outer sides of the left and right ends of the sliding shell are provided with inclined chamfers, the left and right sides of the sliding shell are provided with sealing sleeves, the inner side of the opening at one end of the sealing sleeve is connected with a sealing ring, the outer side of the sealing ring is provided with a chamfer, and the sealing sleeve is sleeved on the outer side of the sliding shell.
[0011] Preferably, the center pipeline, the guide wire outlet and the guide wire base are all made of plastic.
[0012] The cardiovascular internal medicine guide wire intervention auxiliary device provided by the utility model has at least the following beneficial effects compared with the prior art:
[0013] The cardiovascular internal medicine guide wire intervention auxiliary device is sleeved on the outer side of the guide wire in use, and the diameter is greater than that of the guide wire, so that the problems of too small size and inconvenient operation are avoided during pushing, pulling out and rotating. BRIEF DESCRIPTION OF DRAWINGS
[0014] Figure 1 It is a structural schematic view of the utility model;
[0015] Figure 2 It is an internal view of the utility model;
[0016] Figure 3 It is a right upper view of the utility model;
[0017] Figure 4 It is an enlarged view of the control mechanism of the utility model;
[0018] Figure 5 It is an enlarged view of the sealing insertion groove of the utility model.
[0019] In the figure: 1, central pipeline; 2, guide baffle; 3, insertion port; 4, extrusion head; 5, rotating support; 6, connecting plate; 7, upper end support; 8, guide wire outlet; 9, guide wire base; 10, sliding shell; 21, reset spring base; 22, reset spring; 23, sealing slot; 24, sealing sleeve. DETAILED DESCRIPTION
[0020] The technical solutions in the embodiments of the utility model will be apparently and completely described in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.
[0021] Please refer to Figures 1-5 The utility model provides a kind of technical scheme: a cardiovascular internal medicine guide wire intervention auxiliary device, it includes: the center pipeline 1 being hollow inside and left and right two sides opening, the center pipeline 1 outside one week is connected with guide baffle 2 in array, the insertion port 3 is set to L-shaped extrusion head 4 in the left and right two sides of the center pipeline 1 and inside adjacent two guide baffles 2, the extrusion head 4 end is circular arc, the rotating support 5 is rotatably connected in the right side front and rear ends of the extrusion head 4, the rotating support 5 lower end is fixedly connected with the center pipeline 1, the connecting plate 6 is rotatably connected in the right side front and rear ends of the extrusion head 4, the upper end support 7 is rotatably connected in the left side outside of the connecting plate 6, the center pipeline 1 left side is fixedly connected with the guide wire outlet 8 being conical, the center pipeline 1 right side is connected with guide wire base 9, the guide wire outlet 8, guide wire base 9 and the inside of center pipeline 1 are communicated, the guide baffle 2 outside is equipped with sliding shell 10, the sliding shell 10 inside is insertedly connected with the outside of guide baffle 2, one end of the upper end support 7 is fixedly connected with the inside of sliding shell 10.
[0022] In use, the guide wire is inserted through the right opening of the guide wire base 9 and pulled out from the guide wire outlet 8. After being inserted into the patient's body, if it needs to be inserted inward, the sliding shell 10 is moved to the left side of the guide baffle 2, at this time, the upper end support 7 pulls the connecting plate 6 to slide to the left, and the right side of the connecting plate 6 pulls the extrusion head 4 to rotate inward around the rotating support 5, at this time, the end of the extrusion head 4 penetrates the insertion port 3 and extrudes the guide wire to prevent the guide wire from sliding, and the guide wire can be normally inserted or pulled out and the end angle can be rotated. If the position of the cardiovascular internal medicine guide wire intervention auxiliary device on the guide wire needs to be adjusted, the sliding shell 10 is slid to the right side, the upper end support 7 in the sliding shell 10 pulls the connecting plate 6 to move to the right, at this time, the extrusion head 4 rotates outward around the rotating support 5, and the end of the extrusion head 4 is separated from the inside of the insertion port 3, at this time, the upper end support 7 is parallel to the connecting plate 6, the guide wire is not blocked, and the guide wire can be normally moved, so that the position of the cardiovascular internal medicine guide wire intervention auxiliary device on the guide wire outside can be adjusted.
[0023] As shown in Figures 1-5 the embodiment of the utility model provides an implementation mode, based on above implementation mode, the sliding shell 10 outside one week is arrayed and is provided with auxiliary recess.
[0024] The above structure can provide a certain resistance for the finger during rotation and up-down sliding, facilitating operation.
[0025] As shown in Figures 1-4 the embodiment of the utility model provides an implementation mode, based on above implementation mode, the extrusion head 4 end is circular arc and is provided with rubber antiskid layer on extrusion head position outer surface.
[0026] The rubber antiskid layer wrapped on the extrusion head 4 end can provide antiskid effect for the guide wire, improving operability.
[0027] As shown in Figures 1-3 the embodiment of the utility model provides an implementation mode, based on above implementation mode, the guide wire base 9 right side is provided with entering recess that is flared, and the inside of the outlet of the guide wire outlet 8 is provided with circular arc-shaped chamfer.
[0028] The entering recess that is flared in the right side of the guide wire base 9 can facilitate the insertion of the guide wire, and the circular arc-shaped chamfer provided on the inside of the outlet of the guide wire outlet 8 can reduce the local pressure received by the guide wire.
[0029] As shown in Figures 1-3As shown in the utility model embodiment, the left and right ends of the center pipeline 1 are provided with reset spring bases 21, reset springs 22 are connected between the reset spring bases 21 on the left and right sides, the spring base 21 at any one end is fixedly connected with the center pipeline 1, and the spring base 21 at the opposite end is fixedly connected with the sliding shell 10.
[0030] As shown in the utility model embodiment, the left and right ends of the center pipeline 1 are provided with reset spring bases 21, reset springs 22 are connected between the reset spring bases 21 on the left and right sides, the spring base 21 at any one end is fixedly connected with the center pipeline 1, and the spring base 21 at the opposite end is fixedly connected with the sliding shell 10.
[0031] As shown in the utility model embodiment, the left and right ends of the center pipeline 1 are provided with reset spring bases 21, reset springs 22 are connected between the reset spring bases 21 on the left and right sides, the spring base 21 at any one end is fixedly connected with the center pipeline 1, and the spring base 21 at the opposite end is fixedly connected with the sliding shell 10. Figures 1-5 As shown in the utility model embodiment, the left and right ends of the center pipeline 1 are provided with reset spring bases 21, reset springs 22 are connected between the reset spring bases 21 on the left and right sides, the spring base 21 at any one end is fixedly connected with the center pipeline 1, and the spring base 21 at the opposite end is fixedly connected with the sliding shell 10.
[0032] As shown in the utility model embodiment, the left and right ends of the center pipeline 1 are provided with reset spring bases 21, reset springs 22 are connected between the reset spring bases 21 on the left and right sides, the spring base 21 at any one end is fixedly connected with the center pipeline 1, and the spring base 21 at the opposite end is fixedly connected with the sliding shell 10.
[0033] As shown in the utility model embodiment, the left and right ends of the center pipeline 1 are provided with reset spring bases 21, reset springs 22 are connected between the reset spring bases 21 on the left and right sides, the spring base 21 at any one end is fixedly connected with the center pipeline 1, and the spring base 21 at the opposite end is fixedly connected with the sliding shell 10. Figures 1-3 As shown in the utility model embodiment, the left and right ends of the center pipeline 1 are provided with reset spring bases 21, reset springs 22 are connected between the reset spring bases 21 on the left and right sides, the spring base 21 at any one end is fixedly connected with the center pipeline 1, and the spring base 21 at the opposite end is fixedly connected with the sliding shell 10.
[0034] As shown in the utility model embodiment, the left and right ends of the center pipeline 1 are provided with reset spring bases 21, reset springs 22 are connected between the reset spring bases 21 on the left and right sides, the spring base 21 at any one end is fixedly connected with the center pipeline 1, and the spring base 21 at the opposite end is fixedly connected with the sliding shell 10.
[0035] It is to be noted that, in the present document, relational terms such as first and second and the like can be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises", "comprising", or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can include other elements not expressly listed or inherent to such process, method, article, or apparatus.
[0036] While the embodiments of the present application have been illustrated and described, it will be understood by those skilled in the art that various changes, modifications, substitutions, and alterations can be made therein without departing from the spirit and scope of the application, which is defined by the appended claims and their equivalents.
Claims
1. A cardiovascular interventional guidewire auxiliary device, characterized in that, Include: The center pipe (1) is hollow inside and open on both sides, and the guide baffle (2) is connected in an array on the outside of the center pipe (1). The insertion port (3) is arranged on both sides of the center pipe (1) and inside the adjacent two guide baffles (2). The extrusion head (4) is arranged outside the insertion port (3) in an L shape. The end of the extrusion head (4) is in a circular arc shape. The rotating support (5) is rotatably connected to the front and rear ends of the extrusion head (4) on the right side. The lower end of the rotating support (5) is fixedly connected to the center pipe (1). The connecting plate (6) is rotatably connected to the front and rear ends of the extrusion head (4) on the right side. The upper end support (7) is rotatably connected to the outside of the left side of the connecting plate (6). The guide wire outlet (8) is fixedly connected to the left side of the center pipe (1) in a conical shape. The guide wire base (9) is connected to the right side of the center pipe (1). The guide wire outlet (8), the guide wire base (9) and the center pipe (1) are in communication with each other. The sliding shell (10) is arranged outside the guide baffle (2). The sliding shell (10) is inserted and connected to the outside of the guide baffle (2). One end of the upper end support (7) is fixedly connected to the inside of the sliding shell (10).
2. The cardiovascular interventional guide wire auxiliary device according to claim 1, characterized in that: An auxiliary groove is arranged in an array on the outside of the sliding shell (10).
3. The cardiovascular interventional guide wire auxiliary device according to claim 1, characterized in that: The position of the extrusion head (4) at the end of the extrusion head is provided with a rubber anti-skid layer.
4. The cardiovascular interventional guide wire auxiliary device according to claim 1, characterized in that: The guide wire base (9) is provided with an entering groove in a horn shape on the right side. The guide wire outlet (8) is provided with a circular arc-shaped chamfer on the inside of the outlet.
5. The cardiovascular interventional guide wire auxiliary device according to claim 1, characterized in that: The center pipe (1) is provided with a reset spring base (21) on both sides of the front and rear ends. The reset spring (22) is connected between the reset spring bases (21) on both sides. The spring base (21) at any one end is fixedly connected to the center pipe (1). The spring base (21) at the opposite end is fixedly connected to the sliding shell (10).
6. The cardiovascular interventional guide wire auxiliary device according to claim 1, characterized in that: The sliding shell (10) is provided with a sealing slot (23) at both ends. The sliding shell (10) is provided with an inclined chamfer on the outside of both ends. The sliding shell (10) is provided with a sealing sleeve (24) on both sides. The sealing ring is connected to the inside of the opening at one end of the sealing sleeve (24). The sealing ring is provided with a chamfer on the outside. The sealing sleeve (24) is arranged outside the sliding shell (10).
7. The cardiovascular interventional guide wire auxiliary device according to claim 1, characterized in that: The center pipe (1), the guide wire outlet (8) and the guide wire base (9) are all made of plastic.