Device for cleaning gastrointestinal indwelling catheter

By designing a cleaning brush head and flexible steel cable for cleaning gastrointestinal tubes, the problems of blockage and cleaning of gastrointestinal tubes were solved, achieving efficient cleaning of the inner wall of the gastrointestinal tube.

CN223902549UActive Publication Date: 2026-02-13PEKING UNIVERSITY THIRD HOSPITAL (THE THIRD CLINICAL MEDICAL SCHOOL OF PEKING UNIVERSITY)
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Patent Information

Application Number
CN202520376694.2
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-03-05
Publication Date
2026-02-13
Estimated Expiration
2035-03-05

AI Technical Summary

Technical Problem

Existing gastrointestinal tubes are prone to blockage during use, and existing guidewires cannot be effectively cleared, especially jejunal feeding tubes, which are not suitable for other digestive tract tube placements.

Method used

A device for cleaning gastrointestinal tubes was designed, comprising a cleaning brush head and a flexible steel cable. The flexible steel cable drives the cleaning brush head to rotate inside the gastrointestinal tube. The flexible steel cable is equipped with length markings to facilitate targeted cleaning.

Benefits of technology

The combination of flexible steel cable and cleaning brush head enables reliable cleaning of the inner wall of the gastrointestinal tube, improving the convenience of care and the cleaning effect.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses a device for cleaning a gastrointestinal indwelling catheter, which comprises a cleaning brush head used for cleaning the inner wall of the gastrointestinal indwelling catheter. The flexible steel cable is used for turning over in the gastrointestinal indwelling tube to drive the cleaning brush head to rotate, and the flexible steel cable is provided with length scales for marking the length of the flexible steel cable in the length direction of the flexible steel cable; the steel cable handle serves as a holding piece of a hand, one end of the flexible steel cable is connected with the steel cable handle, and the other opposite end of the flexible steel cable is connected with the cleaning brush head. According to the device for cleaning the gastrointestinal indwelling catheter, the arranged flexible steel cable is high in strength and has flexibility, the cleaning brush head at the end of the flexible steel cable can stretch into the gastrointestinal indwelling catheter, the flexible steel cable is driven by the steel cable handle to twist or rotate, and therefore the inner wall of the gastrointestinal indwelling catheter is reliably cleaned and brushed; length scales are arranged on the flexible steel cable, so that fixed-point brushing is facilitated, the feeding depth is known in real time, and the nursing convenience is improved.
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Description

TECHNICAL FIELD

[0001] The utility model relates to the medical nursing related technical field, especially a device for cleaning gastrointestinal catheterization. BACKGROUND

[0002] When indwelling a gastric tube, a jejunum nutrition tube or a small intestine decompression tube, no matter sucking gastrointestinal contents outward or injecting medicine or nutrient solution inward through catheterization, there is a problem of catheterization blockage. Re-catheterization of a jejunum nutrition tube or a small intestine decompression tube needs to be placed under the guidance of an endoscope and belongs to an invasive operation. Therefore, how to make the pipeline unblocked or clean the pipeline becomes a realistic nursing problem.

[0003] The existing solution is to use a guide wire provided with a jejunum nutrition tube to dredge. However, the head end of the guide wire cannot well play a role in brushing the tube cavity due to the limitation of the structure. Moreover, only the guide wire provided with a jejunum nutrition tube cannot be applied to other digestive tract catheterization. TECHNICAL CONTENT

[0004] The purpose of the present application is to provide a device for cleaning gastrointestinal catheterization to solve the problems in the background.

[0005] To achieve the above purpose, the present application provides the following technical solution: a device for cleaning gastrointestinal catheterization, comprising a cleaning brush head, the cleaning brush head is used for cleaning the inner wall of the gastrointestinal catheterization.

[0006] A flexible steel cable is used for turning over the cleaning brush head to drive the cleaning brush head to rotate in the gastrointestinal catheterization, and the flexible steel cable is provided with a length scale indicating the length thereof along the length direction.

[0007] A steel cable handle is used as a hand holding part, one end of the flexible steel cable is connected with the steel cable handle, and the opposite end of the flexible steel cable is connected with the cleaning brush head.

[0008] Preferably, one end of the flexible steel cable is inserted into the inside of the steel cable handle, and a locking bolt for locking the flexible steel cable is threadedly connected to one side of the steel cable handle.

[0009] Preferably, an anti-skid stripe is arranged on the outer wall of the steel cable handle around the axis.

[0010] Preferably, one end of the flexible steel cable provided with the cleaning brush head is provided with a threaded joint, one end of the cleaning brush head is provided with a brush head connecting seat, and the brush head connecting seat and the threaded joint are threadedly connected.

[0011] In summary, the technical effects and advantages of the utility model are as follows:

[0012] The device for cleaning gastrointestinal indwelling tube has high flexible steel cable strength, has flexibility, can extend the cleaning brush head at the end thereof into the gastrointestinal indwelling tube, drives the flexible steel cable to twist or rotate through the steel cable handle, reliably brushes the inner wall of the gastrointestinal indwelling tube, the length scale arranged on the flexible steel cable facilitates fixed-point brushing, the depth of feeding is known in real time, and the convenience of nursing is improved. BRIEF DESCRIPTION OF DRAWINGS

[0013] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the drawings needed to be used in the embodiments or the prior art description will be briefly introduced. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative labor.

[0014] Fig. 1 It is an assembly structure diagram of the device for cleaning gastrointestinal indwelling tube in the embodiments of the present application.

[0015] Fig. 2 It is a flexible steel cable and cleaning brush head split structure diagram of the device for cleaning gastrointestinal indwelling tube in the embodiments of the present application.

[0016] In the figure: 1, flexible steel cable; 2, steel cable handle; 3, cleaning brush head; 4, locking bolt; 5, anti-skid stripe; 6, length scale; 7, threaded joint; 8, brush head connecting seat. DETAILED DESCRIPTION

[0017] The technical solutions in the embodiments of the present application will be described clearly and completely in combination with the drawings in the embodiments of the present application. Obviously, the described embodiments are only some embodiments of the present application, not all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor belong to the protection scope of the present application.

[0018] In the description of the present disclosure, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", "top", "bottom" and the like indicate the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present disclosure and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present disclosure. In addition, the terms "first", "second", "third" are only for the purpose of description, and cannot be understood as indicating or implying relative importance.

[0019] It should be noted that the standard parts used in the present application can be purchased from the market, and can be ordered according to the description and drawings. Unless otherwise specified and limited, the terms "mounting", "connecting", "connecting" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium, or it can be connected inside two elements. For those skilled in the art, the specific meaning of the above terms in the present disclosure can be understood according to the specific circumstances, and the mechanical, parts and equipment can use the conventional model in the prior art without explicit limitation.

[0020] In this document, the term "includes" is intended to cover non-exclusive inclusion, so that the process, method, article or equipment including a series of elements not only includes those elements, but also includes other elements not explicitly listed, or includes elements inherent to such process, method, article or equipment. Without more limitations, the elements defined by the statement "include" do not exclude the presence of other identical elements in the process, method, article or equipment including the elements.

[0021] Embodiment: reference Figs. 1-2 The device for cleaning gastrointestinal catheter shown in the figure comprises a cleaning brush head 3, which brushes the inner wall of the gastrointestinal catheter;

[0022] A flexible steel cable 1 is used to rotate the cleaning brush head 3 by turning inside the gastrointestinal catheter. The flexible steel cable 1 is provided with a length scale 6 along its length direction to mark its length.

[0023] A steel cable handle 2 is used as a hand holding part. One end of the flexible steel cable 1 is connected to the steel cable handle 2, and the opposite end of the flexible steel cable 1 is connected to the cleaning brush head 3. In the present application, the flexible steel cable has high strength and flexibility, and the cleaning brush head at the end thereof can be inserted into the interior of the gastrointestinal catheter. The flexible steel cable is twisted or rotated by the steel cable handle to reliably brush the inner wall of the gastrointestinal catheter. The length scale provided on the flexible steel cable facilitates fixed-point brushing and real-time depth feeding.

[0024] By the above structure: one end of the flexible steel cable 1 is inserted into the interior of the steel cable handle 2, and a locking bolt 4 for locking the flexible steel cable 1 is threadedly connected to one side of the steel cable handle 2. After loosening the locking bolt, the flexible steel cable 1 can be disassembled and replaced.

[0025] By the above structure: the outer wall of the steel cable handle 2 is provided with anti-slip stripes 5 arranged around the axis to facilitate the anti-slip holding of the hand.

[0026] By the above structure: the flexible steel cable 1 is provided with a threaded joint 7 at one end of the cleaning brush head 3, one end of the cleaning brush head 3 is provided with a brush head connecting seat 8, the brush head connecting seat 8 and the threaded joint 7 are threadedly connected, the cleaning brush head can be screwed off for disassembly and replacement, wherein the flexible steel cable length is 120 cm, every 10 cm is marked with a scale, the cleaning brush head adopts a brush, and the brush length is 3 cm.

[0027] Finally, it should be noted that: the above is only the preferred embodiment of the present application, and is not used to limit the present application, although the present application has been described in detail with reference to the foregoing embodiments, for those skilled in the art, the technical scheme recorded in the foregoing embodiments can still be modified, or some technical features can be replaced, any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application shall be included in the protection scope of the present application.

Claims

1. A device for cleaning gastrointestinal tubes, characterized in that: It comprises: a cleaning brush head (3) for cleaning the inner wall of a gastrointestinal tube; a flexible steel cable (1) for turning the cleaning brush head (3) by being turned inside the gastrointestinal tube, the flexible steel cable (1) being provided with a length scale (6) along its length direction to indicate its length; a steel cable handle (2) as a holding part for hands, one end of the flexible steel cable (1) being connected with the steel cable handle (2), and the other end of the flexible steel cable (1) being connected with the cleaning brush head (3).

2. A device for cleaning a gastrointestinal tube according to claim 1, characterized in that: One end of the flexible steel cable (1) is inserted into the inside of the steel cable handle (2), and a locking bolt (4) for locking the flexible steel cable (1) is threadedly connected on one side of the steel cable handle (2).

3. The device for cleaning a gastrointestinal tube according to claim 1, wherein: Anti-skid stripes (5) are arranged around the axis of the steel cable handle (2).

4. The device for cleaning a gastrointestinal tube according to claim 1, wherein: One end of the flexible steel cable (1) provided with the cleaning brush head (3) is provided with a threaded joint (7), one end of the cleaning brush head (3) is provided with a brush head connecting seat (8), and the brush head connecting seat (8) and the threaded joint (7) are threadedly connected.