Straightening device for medical catheter

Abstract

The utility model discloses a straightening device for a medical catheter. The straightening device comprises a base, the supporting rod is arranged at the top of the base; the top cover is arranged at the top of the supporting rod; the moving assembly is arranged in the top cover; the moving assembly comprises a threaded sleeve, a self-locking screw rod, an adjusting disc, a moving plate, a protruding plate, a protective pad, a limiting groove and a rotating shaft. The top of the top cover is fixedly connected with a threaded sleeve. According to the straightening device for the medical catheter, the medical catheter is placed in a limiting groove in the base, at the moment, an adjusting disc can be rotated, so that the adjusting disc can drive a self-locking screw rod to rotate, and the self-locking screw rod can push a moving plate at the bottom to move in a threaded sleeve; according to the medical catheter straightening device, the movable plate can limit a medical catheter through the protective pad at the bottom, at the moment, the medical catheter can be pulled to move along the rotating shaft in the limiting groove, and the medical catheter straightening requirement is met.

Description

Technical Field

[0001] The utility model relates to the technical field of medical catheters, in particular to a straightening device for medical catheters. Background Art

[0002] Medical catheters are generally divided into those for angiography and injection of microparticles. Currently, most of them are made of polyethylene materials and are mainly used as small catheters to support guide wires during coronary surgery. Currently, when people on the market use medical catheters, they often straighten them.

[0003] Medical catheters in the prior art generally need to be straightened manually when in use, which is inconvenient to use, increases the difficulty of straightening the medical catheter, and cannot well meet people's daily use needs. Therefore, we need a straightening device for medical catheters. Utility Model Content

[0004] The purpose of the utility model is to provide a straightening device for a medical catheter to solve the existing problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a straightening device for a medical catheter, comprising a base; a support rod arranged at the top of the base; a top cover arranged at the top of the support rod; a moving assembly arranged inside the top cover; the moving assembly comprises a threaded sleeve, a self-locking screw, an adjusting disk, a moving plate, a protruding plate, a protective pad, a limiting groove and a rotating shaft; the top of the top cover is fixedly connected with a threaded sleeve; and the internal thread of the threaded sleeve is connected with a self-locking screw; the top of the self-locking screw is fixedly connected with an adjusting disk; the bottom of the self-locking screw is provided with a moving plate; and one side of the moving plate is fixedly connected with a protruding plate; the bottom of the moving plate is fixedly connected with a protective pad; the top of the base is provided with a limiting groove; and the inside of the limiting groove is provided with a rotating shaft.

[0006] Preferably, the base forms a fixed structure with the top cover through support rods, and the number of the support rods is four, and the four support rods are arranged between the base and the top cover.

[0007] Preferably, the top cover forms a threaded structure through a threaded sleeve and a self-locking screw, and the shape and size of the threaded sleeve match the shape and size of the self-locking screw, and one end of the self-locking screw extends into the threaded sleeve for connection.

[0008] Preferably, the adjusting disk and the movable plate form an integrated structure through a self-locking screw, and the self-locking screw is arranged between the adjusting disk and the movable plate.

[0009] Preferably, there are two protruding plates on the movable plate, and the two protruding plates are symmetrically arranged with the mid-perpendicular line of the movable plate as the symmetry axis.

[0010] Preferably, the base forms a snap-fit ​​structure with the conduit through the limiting groove, and the shape and size of the limiting groove match the shape and size of the conduit, and the outer wall of the conduit is arranged to fit the inside of the limiting groove.

[0011] Preferably, the base forms a rotating structure with the rotating shaft through the limiting groove, and the number of the rotating shafts is multiple, and the multiple rotating shafts are arranged in the limiting groove at equal distances.

[0012] Compared with the prior art, the beneficial effects of the utility model are: the straightening device for medical catheters,

[0013] (1) By placing the medical catheter in the limiting groove in the base, the adjusting disk can be rotated to drive the self-locking screw to rotate, and the self-locking screw can push the bottom movable plate to move in the threaded sleeve, so that the movable plate can limit the medical catheter by relying on the protective pad at the bottom. At this time, the medical catheter can be pulled to move along the rotating shaft in the limiting groove, thereby improving the straightening requirement of the medical catheter. BRIEF DESCRIPTION OF THE DRAWINGS

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

[0015] Figure 2 This is a schematic diagram of the structure of the top cover and the threaded sleeve of the utility model;

[0016] Figure 3 This is a schematic diagram of the structure of the self-locking screw and the movable plate of the utility model;

[0017] Figure 4 This is a schematic diagram of the base and shaft structure of the utility model.

[0018] In the figure: 1, base; 2, support rod; 3, top cover; 4, moving assembly; 401, threaded sleeve; 402, self-locking screw; 403, adjusting disk; 404, moving plate; 405, protruding plate; 406, protective pad; 407, limit groove; 408, rotating shaft. DETAILED DESCRIPTION

[0019] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as those commonly understood by technicians in the technical field of this application; the terms used in the specification of the application herein are only for the purpose of describing specific embodiments and are not intended to limit this application; the terms "including" and "having" and any variations thereof in the specification and claims of this application and the above-mentioned drawings are intended to cover non-exclusive inclusions. The terms "first", "second", etc. in the specification and claims of this application or the above-mentioned drawings are used to distinguish different objects, not to describe a specific order.

[0020] Reference to "embodiments" herein means that a particular feature, structure, or characteristic described in conjunction with the embodiments may be included in at least one embodiment of the present application. The appearance of the phrase in various locations in the specification does not necessarily refer to the same embodiment, nor is it an independent or alternative embodiment that is mutually exclusive with other embodiments. It is explicitly and implicitly understood by those skilled in the art that the embodiments described herein may be combined with other embodiments.

[0021] The utility model embodiment provides a straightening device for a medical catheter, such as Figure 1 , Figure 2 , Figure 3 and Figure 4 As shown, it includes a base 1; a support rod 2 arranged on the top of the base 1; a top cover 3 arranged on the top of the support rod 2; a moving component 4 arranged inside the top cover 3; the moving component 4 includes a threaded sleeve 401, a self-locking screw 402, an adjusting disk 403, a moving plate 404, a protruding plate 405, a protective pad 406, a limiting groove 407 and a rotating shaft 408; the top of the top cover 3 is fixedly connected with the threaded sleeve 401; and the internal thread of the threaded sleeve 401 is connected with the self-locking screw 402; the top of the self-locking screw 402 is fixedly connected with the adjusting disk 403; the bottom of the self-locking screw 402 is provided with a moving plate 404; and one side of the moving plate 404 is fixedly connected with the protruding plate 405; the bottom of the moving plate 404 is fixedly connected with the protective pad 406; the top of the base 1 is provided with a limiting groove 407; and the inside of the limiting groove 407 is provided with a rotating shaft 408.

[0022] In a further preferred embodiment of the present invention, Figure 1 , Figure 2 , Figure 3 and Figure 4 As shown, the base 1 forms a fixed structure with the top cover 3 through the support rods 2 , and the number of the support rods 2 is four, and the four support rods 2 are arranged between the base 1 and the top cover 3 .

[0023] In this embodiment, the connection effect between the base 1 and the support rod 2 is strengthened, so that the support rod 2 can support the top cover 3 with the support of the base 1 .

[0024] In a further preferred embodiment of the present invention, Figure 1 , Figure 2 , Figure 3 and Figure 4 As shown, the top cover 3 forms a threaded structure through a threaded sleeve 401 and a self-locking screw 402, and the shape and size of the threaded sleeve 401 match the shape and size of the self-locking screw 402, and one end of the self-locking screw 402 extends into the threaded sleeve 401 for connection, and the adjusting disk 403 forms an integrated structure with the movable plate 404 through the self-locking screw 402, and the self-locking screw 402 is arranged between the adjusting disk 403 and the movable plate 404.

[0025] In this embodiment, the connection effect between the self-locking screw 402 and the threaded sleeve 401 is strengthened, so that the adjusting disk 403 can drive the self-locking screw 402 to rotate and retract in the threaded sleeve 401, and the self-locking screw 402 can push the movable plate 404 at the bottom to move.

[0026] In a further preferred embodiment of the present invention, Figure 1 , Figure 2 , Figure 3 and Figure 4 As shown, there are two protruding plates 405 on the moving plate 404, and the two protruding plates 405 are symmetrically arranged with the mid-perpendicular line of the moving plate 404 as the symmetry axis.

[0027] In this embodiment, the connection effect between the moving plate 404 and the protruding plate 405 is strengthened, so that the moving plate 404 can move stably along the supporting rod 2 by relying on the protruding plates 405 on both sides.

[0028] In a further preferred embodiment of the present invention, Figure 1 , Figure 2 , Figure 3 and Figure 4 As shown, the base 1 forms a locking structure with the catheter through the limiting groove 407, and the shape and size of the limiting groove 407 match the shape and size of the catheter, and the outer wall of the catheter is fitted with the inside of the limiting groove 407. The base 1 forms a rotating structure with the rotating shaft 408 through the limiting groove 407, and the number of the rotating shafts 408 is multiple, and the multiple rotating shafts 408 are arranged in the limiting groove 407 at equal distances.

[0029] In this embodiment, the connection effect between the base 1 and the rotating shaft 408 is enhanced, so that multiple rotating shafts 408 can be well arranged in the limiting groove 407, and the catheter can be straightened by relying on the arranged rotating shafts 408.

[0030] Specifically, in this embodiment, when in use, the medical catheter is placed in the limiting groove 407 in the base 1. At this time, the adjusting disk 403 can be rotated to drive the self-locking screw 402 to rotate, so that the self-locking screw 402 can push the bottom movable plate 404 to move in the threaded sleeve 401, and the movable plate 404 can limit the medical catheter by relying on the protective pad 406 at the bottom. At this time, the medical catheter can be pulled to move along the rotating shaft 408 in the limiting groove 407, thereby improving the need for straightening the medical catheter.

[0031] It should be noted that, for the above-mentioned embodiments, for the sake of simplicity, they are all described as a series of action combinations, but those skilled in the art should know that the utility model is not limited by the described action sequence, because according to the utility model, some steps may be performed in other sequences or simultaneously. Secondly, those skilled in the art should also know that the embodiments described in the specification are all preferred embodiments, and the actions and modules involved are not necessarily required by the utility model.

[0032] In the several embodiments provided in the present application, it should be understood that the disclosed devices can be implemented in other ways. For example, the device embodiments described above are merely schematic, such as the division of the above-mentioned units. There may be other division methods in actual implementation, such as multiple units or components can be combined or integrated into another system, or some features can be ignored or not executed. Another point is that the mutual coupling or communication connection shown or discussed can be through some interfaces, and the indirect coupling or communication connection between devices or units can be in the form of telecommunication or other forms.

[0033] The units described above as separate components may or may not be physically separated, and the components shown as units may or may not be physical units, that is, they may be located in one place or distributed on multiple network units. Some or all of the units may be selected according to actual needs to achieve the purpose of the solution of this embodiment.

[0034] The above embodiments are only used to illustrate the technical solutions of the utility model, rather than to limit the protection scope of the utility model. Obviously, the described embodiments are only some embodiments of the utility model, rather than all embodiments. Based on these embodiments, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model. Although the utility model has been described in detail with reference to the above embodiments, ordinary technicians in this field can still combine, add, delete or make other adjustments to the features in the various embodiments of the utility model according to the circumstances without conflict, without making creative work, so as to obtain different other technical solutions that do not deviate from the concept of the utility model in essence, and these technical solutions also belong to the scope of protection of the utility model.

Claims

1. A straightening device for a medical catheter, characterized in that: comprising a base (1); A support rod (2) disposed on the top of the base (1); A top cover (3) arranged on the top of the support rod (2); A moving assembly (4) is arranged inside the top cover (3); the moving assembly (4) comprises a threaded sleeve (401), a self-locking screw (402), an adjusting disk (403), a moving plate (404), a protruding plate (405), a protective pad (406), a limiting groove (407) and a rotating shaft (408); the top of the top cover (3) is fixedly connected with the threaded sleeve (401); and the inner thread of the threaded sleeve (401) is connected with the self-locking screw (402). 2); an adjusting disk (403) is fixedly connected to the top of the self-locking screw (402); a moving plate (404) is provided at the bottom of the self-locking screw (402); and a protruding plate (405) is fixedly connected to one side of the moving plate (404); a protective pad (406) is fixedly connected to the bottom of the moving plate (404); a limiting groove (407) is provided at the top of the base (1); and a rotating shaft (408) is provided inside the limiting groove (407).

2. A medical catheter straightening device according to claim 1, characterized in that: The base (1) forms a fixed structure through support rods (2) and a top cover (3), and the number of support rods (2) is four, and the four support rods (2) are arranged between the base (1) and the top cover (3).

3. A medical catheter straightening device according to claim 1, characterized in that: The top cover (3) forms a threaded structure through a threaded sleeve (401) and a self-locking screw (402), and the shape and size of the threaded sleeve (401) match the shape and size of the self-locking screw (402), and one end of the self-locking screw (402) extends into the threaded sleeve (401) for connection.

4. A medical catheter straightening device according to claim 1, characterized in that: The adjusting disk (403) forms an integrated structure with the movable plate (404) through the self-locking screw (402), and the self-locking screw (402) is arranged between the adjusting disk (403) and the movable plate (404).

5. The medical catheter straightening device according to claim 1, characterized in that: The number of the protruding plates (405) on the movable plate (404) is two, and the two protruding plates (405) are symmetrically arranged with the mid-perpendicular line of the movable plate (404) as the symmetry axis.

6. A medical catheter straightening device according to claim 1, characterized in that: The base (1) forms a snap-fit ​​structure with the conduit through the limiting groove (407), and the shape and size of the limiting groove (407) match the shape and size of the conduit, and the outer wall of the conduit is arranged to fit the inside of the limiting groove (407).

7. A medical catheter straightening device according to claim 1, characterized in that: The base (1) forms a rotating structure through the limiting groove (407) and the rotating shaft (408), and the number of the rotating shafts (408) is multiple, and the multiple rotating shafts (408) are arranged in the limiting groove (407) at equal distances.

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