Variable-diameter holding ring wire guide coil pipe device with adjustable auxiliary puncture angle

Abstract

The utility model relates to the technical field of medical apparatus and instruments, and discloses an auxiliary puncture angle adjustable reducing holding ring guide wire coil device which comprises a device body, a reducing mechanism is arranged at the top of the device body, and the reducing mechanism comprises a fixing seat, a fixing ring, a rotating ring, a first connecting shaft and a second connecting shaft. According to the variable-diameter holding ring guide wire coil device with the adjustable auxiliary puncture angle, the problems that in the actual use process, in the use process of an existing guide wire coil device, only a catheter with a single diameter can be fixedly installed, catheters with different diameters cannot be fixed, and therefore the application range of the device is limited, and the use cost is low are effectively solved. And in the whole operation process, through rotation adjustment of the moving block, the device can be effectively suitable for guide pipes with different diameters, operation is rapid and convenient, and therefore the practicability of the yarn guide coil pipe device is greatly improved.

Description

Technical Field

[0001] The utility model relates to the technical field of medical devices, in particular to a variable-diameter grip ring guide wire coil device with adjustable auxiliary puncture angle. Background Art

[0002] In vascular interventional surgery, implants (such as stents) need to be implanted into the target lesion site through a microcatheter. The implant needs to be delivered to the target site and released with the help of a delivery guide wire or a push rod in cooperation with the microcatheter.

[0003] However, the following problems still exist in actual use:

[0004] (1) During use, the existing wire guide coil device can only fix and install a catheter of a single diameter, and cannot fix catheters of different diameters, which results in a limited scope of application of the device and causes the problem of low practicality of the device.

[0005] (2) When using the existing guide wire coil device, medical staff still need to manually adjust the pouring angle and manually support it during the pouring process, which causes the device to be less convenient in clinical use.

[0006] For this purpose, the utility model introduces a variable diameter grip ring guide wire coil device with adjustable auxiliary puncture angle. Utility Model Content

[0007] In view of the deficiencies in the prior art, the utility model provides a variable-diameter grip ring guide wire coil device with adjustable auxiliary puncture angle, which has the advantages of being able to effectively adapt the device to catheters of different diameters and being able to effectively adjust the angle of the catheter end, thereby solving the problems raised in the background technology.

[0008] The utility model provides the following technical solutions: a variable diameter grip ring guide wire coil device with adjustable auxiliary puncture angle, comprising: a device main body, a variable diameter mechanism is arranged on the top of the device main body, the variable diameter mechanism comprises a fixed seat, a fixed ring, a rotating ring, a first connecting shaft and a second connecting shaft, the bottom of the fixed seat is fixedly installed with the top of the device main body, the outer surface of the fixed ring is fixedly connected with the top of the fixed seat, the outer surface of the rotating ring is rotatably connected with the inner wall of the fixed ring, one end of the first connecting shaft is fixedly installed with the side of the fixed ring, one end of the second connecting shaft is fixedly connected with the side of the rotating ring, the top of the device main body is provided with an angle adjustment mechanism, the angle adjustment mechanism comprises a stabilizing block, a connecting pipe, a first rotating sphere, a second rotating sphere and a guide pipe, the bottom of the stabilizing block is fixedly installed with the top of the device main body The outer surface of the connecting tube is fixedly connected to the inner wall of the stabilizing block, the inner wall of the first rotating sphere is fixedly connected to one end of the connecting tube, the outer surface of the second rotating sphere is rotatably connected to the inner wall of the first rotating sphere, one end of the export tube is fixedly installed with the inner wall of the second rotating sphere, the outer surface of the first connecting shaft is rotatably connected to a connecting arm rod, the inner wall of the connecting arm rod is fitted with the second connecting shaft, the inner wall of one end of the connecting arm rod is rotatably connected to the rotating shaft, the outer surface of the rotating shaft is fixedly installed with a clamping roller, the outer surface of the clamping roller is fitted with a conduit, the side surface of the fixing ring is rotatably connected to a rotating block, the inner wall of the rotating block is rotatably connected to a threaded rod, the outer surface of the threaded rod is threadedly connected to a moving block, the side of the moving block is fixedly installed with a connecting block, and one end of the connecting block is fixedly connected to the side surface of the rotating ring.

[0009] Preferably, a first flange is fixedly connected to the outer surface of the first rotating sphere, a second flange is fitted to the side of the first flange, and the inner wall of the second flange is fixedly installed on the outer surface of the second rotating sphere, the internal thread of the second flange is connected to a connecting nut, and one end of the connecting nut is connected to the internal thread of the first flange.

[0010] Preferably, a clamping base is fixedly installed on the top of the device body, a clamping block is clamped on the inner wall of the top of the clamping base, the inner wall of the clamping base fits with the outer surface of one end of the catheter, and the other end of the catheter fits with the inner wall of the connecting pipe.

[0011] Compared with the prior art, the utility model has the following beneficial effects:

[0012] 1. The variable-diameter grip ring guide wire coil device with adjustable auxiliary puncture angle, through the setting of the variable-diameter mechanism, when in use, when the catheter is installed in the device body and the catheter itself passes through the interior of multiple sets of fixed rings, the movable block connected to the threaded connection on its outer surface is controlled to move by rotating the adjustment moving block, thereby driving the connecting block and the rotating ring connected to the bottom of the connecting block to rotate along the inner wall of the fixed ring, and the first connecting shaft on its side is controlled to move by the rotation of the rotating ring, so as to control the connecting arm rod and its end portion that are fitted on the outer surface of the first connecting shaft to move toward the center of the fixed ring, so that the clamping roller at the end of the connecting arm rod clamps the outer wall of the catheter, effectively solving the problem that the existing guide wire coil device can only fix and install catheters of a single diameter during use, and cannot fix catheters of different diameters, thereby resulting in a limited scope of application of the device, thereby causing the problem of low practicality of the device. The rotating adjustment of the moving block during the entire operation process can effectively make the device applicable to catheters of different diameters, and the operation is fast and convenient, thereby greatly improving the practicality of the guide wire coil device.

[0013] 2. The variable-diameter grip ring guide wire coil device with adjustable auxiliary puncture angle, through the setting of the angle adjustment mechanism, when in use, when the puncture angle of the catheter needs to be adjusted, first insert one end of the catheter into the interior of the connecting tube, and then rotate the outlet tube and drive the second rotating ball at its end to rotate in the inner wall of the first rotating ball, so as to adjust the outlet tube to a suitable angle, and then push the catheter into the interior of the outlet tube and extend it out from the end thereof, which effectively solves the problem that in actual use, the existing guide wire coil device still needs medical staff to manually adjust its pouring angle during use, and manual support is required during the pouring process, thereby causing the device to be less convenient in clinical use. The angle that the catheter in the device needs to be inserted can be effectively adjusted during the entire operation process, and no manual support is required by medical staff after the angle adjustment is completed, thereby greatly improving the convenience of the guide wire coil device. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a schematic diagram of the overall structure of the utility model device;

[0015] Figure 2 For this utility model Figure 1 A side view structural schematic diagram of;

[0016] Figure 3 For this utility model Figure 1 A schematic cross-sectional structure diagram of;

[0017] Figure 4 For this utility model Figure 2 The enlarged structural diagram at A in the middle;

[0018] Figure 5 For this utility model Figure 3 The enlarged structural diagram at B in the middle;

[0019] Figure 6 For this utility model Figure 2 Enlarged structural diagram at point C in the middle.

[0020] In the figure: 1. device body; 2. fixed seat; 3. fixed ring; 4. rotating ring; 5. first connecting shaft; 6. clamping block; 7. second connecting shaft; 8. connecting arm; 9. rotating shaft; 10. clamping roller; 11. rotating block; 12. threaded rod; 13. moving block; 14. connecting block; 15. conduit; 16. stabilizing block; 17. connecting pipe; 18. first rotating sphere; 19. second rotating sphere; 20. outlet pipe; 21. first flange; 22. second flange; 23. connecting nut; 24. clamping base. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] See also Figure 1-6 A variable diameter grip ring guide wire coil device with adjustable auxiliary puncture angle comprises: a device body 1, a variable diameter mechanism is arranged on the top of the device body 1, the variable diameter mechanism comprises a fixed seat 2, a fixed ring 3, a rotating ring 4, a first connecting shaft 5 and a second connecting shaft 7, the bottom of the fixed seat 2 is fixedly installed with the top of the device body 1, the outer surface of the fixed ring 3 is fixedly connected with the top of the fixed seat 2, the outer surface of the rotating ring 4 is rotatably connected with the inner wall of the fixed ring 3, one end of the first connecting shaft 5 is fixedly installed with the side of the fixed ring 3, and one end of the second connecting shaft 7 is fixedly connected with the side of the rotating ring 4. The variable diameter mechanism can be adjusted by rotating the moving block 13 during operation, so that the device can be effectively applied to catheters 15 of different diameters, and the operation is fast and convenient, thereby greatly improving the practicality of the guide wire coil device.

[0023] Among them; an angle adjustment mechanism is arranged on the top of the device body 1, and the angle adjustment mechanism includes a stabilizing block 16, a connecting tube 17, a first rotating sphere 18, a second rotating sphere 19 and a guide tube 20. The bottom of the stabilizing block 16 is fixedly installed on the top of the device body 1, the outer surface of the connecting tube 17 is fixedly connected to the inner wall of the stabilizing block 16, the inner wall of the first rotating sphere 18 is fixedly connected to one end of the connecting tube 17, the outer surface of the second rotating sphere 19 is rotatably connected to the inner wall of the first rotating sphere 18, and one end of the guide tube 20 is fixedly installed to the inner wall of the second rotating sphere 19. During the operation of the angle adjustment mechanism, the angle at which the catheter 15 in the device needs to be inserted can be effectively adjusted, and after the angle adjustment is completed, no manual support is required by medical staff, thereby greatly improving the convenience of the guide wire coil device.

[0024] Among them; the outer surface of the first connecting shaft 5 is rotatably connected to the connecting arm 8, the inner wall of the connecting arm 8 is fitted with the second connecting shaft 7, the inner wall of one end of the connecting arm 8 is rotatably connected to the rotating shaft 9, the outer surface of the rotating shaft 9 is fixedly installed with a clamping roller 10, and the outer surface of the clamping roller 10 is fitted with a conduit 15.

[0025] Among them; the side of the fixed ring 3 is rotatably connected to a rotating block 11, the inner wall of the rotating block 11 is rotatably connected to a threaded rod 12, the outer surface of the threaded rod 12 is threadedly connected to a moving block 13, and the side of the moving block 13 is fixedly installed with a connecting block 14, and one end of the connecting block 14 is fixedly connected to the side of the rotating ring 4.

[0026] Among them; the outer surface of the first rotating sphere 18 is fixedly connected with the first flange 21, the side of the first flange 21 is fitted with the second flange 22, and the inner wall of the second flange 22 is fixedly installed with the outer surface of the second rotating sphere 19, the internal thread of the second flange 22 is connected with a connecting nut 23, and one end of the connecting nut 23 is connected with the internal thread of the first flange 21.

[0027] Among them, a clamping base 24 is fixedly installed on the top of the device body 1, and a clamping block 6 is clamped on the inner wall of the top of the clamping base 24. The inner wall of the clamping base 24 fits with the outer surface of one end of the catheter 15, and the other end of the catheter 15 fits with the inner wall of the connecting pipe 17. When the catheter 15 is installed in the reducing mechanism, one end of it is placed in the inner wall of the clamping base 24 and the clamping block 6 is inserted into the interior of the clamping base 24 to install the catheter 15 in the device.

[0028] Working principle: when in use, when the catheter 15 is installed in the device body 1 and the catheter 15 itself passes through the interior of multiple sets of fixed rings 3, the movable block 13 whose outer surface is threadedly connected is controlled to move by rotating the adjusting movable block 13, thereby driving the connecting block 14 and the rotating ring 4 connected to the bottom of the connecting block 14 to rotate along the inner wall of the fixed ring 3, and the first connecting shaft 5 on its side is controlled to move by the rotation of the rotating ring 4, so as to control the connecting arm rod 8 and its end portion which are attached to the outer surface of the first connecting shaft 5 to move toward the center of the fixed ring 3, so that the clamping roller 10 at the end of the connecting arm rod 8 clamps the outer wall of the catheter 15.

[0029] At the same time, when the puncture angle of the catheter 15 needs to be adjusted, one end of the catheter 15 is first inserted into the interior of the connecting tube 17, and then the outlet tube 20 is rotated to drive the second rotating ball 19 at its end to rotate in the inner wall of the first rotating ball 18, so as to adjust the outlet tube 20 to a suitable angle, and then the catheter 15 is pushed into the interior of the outlet tube 20 and extended from its end.

[0030] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0031] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A variable diameter grip ring guide wire coil device with adjustable auxiliary puncture angle, characterized in that: include: The device body (1) is provided with a diameter-changing mechanism at the top of the device body (1), and the diameter-changing mechanism comprises a fixed seat (2), a fixed ring (3), a rotating ring (4), a first connecting shaft (5) and a second connecting shaft (7). The bottom of the fixed seat (2) is fixedly mounted on the top of the device body (1), the outer surface of the fixed ring (3) is fixedly connected to the top of the fixed seat (2), the outer surface of the rotating ring (4) is rotatably connected to the inner wall of the fixed ring (3), and one end of the first connecting shaft (5) is connected to the fixed ring (3), one end of the second connecting shaft (7) is fixedly connected to the side of the rotating ring (4), an angle adjustment mechanism is arranged on the top of the device body (1), the angle adjustment mechanism comprises a stabilizing block (16), a connecting pipe (17), a first rotating ball (18), a second rotating ball (19) and a guide pipe (20), the bottom of the stabilizing block (16) is fixedly installed on the top of the device body (1), the outer surface of the connecting pipe (17) is fixedly connected to the inner wall of the stabilizing block (16), The inner wall of the first rotating sphere (18) is fixedly connected to one end of the connecting tube (17); the outer surface of the second rotating sphere (19) is rotatably connected to the inner wall of the first rotating sphere (18); one end of the outlet tube (20) is fixedly installed to the inner wall of the second rotating sphere (19); the outer surface of the first connecting shaft (5) is rotatably connected to a connecting arm (8); the inner wall of the connecting arm (8) is fitted with a second connecting shaft (7); the inner wall of one end of the connecting arm (8) is rotatably connected to a rotating shaft (9); A clamping roller (10) is fixedly mounted on the outer surface of the rotating shaft (9), a conduit (15) is attached to the outer surface of the clamping roller (10), a rotating block (11) is rotatably connected to the side of the fixed ring (3), a threaded rod (12) is rotatably connected to the inner wall of the rotating block (11), a moving block (13) is threadedly connected to the outer surface of the threaded rod (12), a connecting block (14) is fixedly mounted on the side of the moving block (13), and one end of the connecting block (14) is fixedly connected to the side of the rotating ring (4).

2. The variable diameter grip ring guide wire coil device with adjustable auxiliary puncture angle according to claim 1, characterized in that: The outer surface of the first rotating sphere (18) is fixedly connected to a first flange (21), a second flange (22) is fitted to the side of the first flange (21), and an inner wall of the second flange (22) is fixedly mounted to the outer surface of the second rotating sphere (19), an internal thread of the second flange (22) is connected to a connecting nut (23), and one end of the connecting nut (23) is connected to the internal thread of the first flange (21).

3. The variable diameter grip ring guide wire coil device with adjustable auxiliary puncture angle according to claim 1, characterized in that: A clamping base (24) is fixedly mounted on the top of the device body (1); a clamping block (6) is clamped on the inner wall of the top of the clamping base (24); the inner wall of the clamping base (24) is fitted with the outer surface of one end of the conduit (15), and the other end of the conduit (15) is fitted with the inner wall of the connecting pipe (17).

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