Liver focus puncture guiding device

Abstract

The utility model relates to the technical field of medical instruments, and discloses a liver focus puncture guiding device which comprises a puncture guiding device body, the puncture guiding device body comprises a grip, an anti-skid sleeve is arranged on the grip, a connecting component is arranged at one end of the grip, a puncture component is arranged at the end, away from the grip, of the connecting component, and an annular groove is formed in the outer surface of the grip. An inner cavity of the annular groove is movably connected with the anti-skid sleeve in a sleeved mode, the anti-skid sleeve is made of rubber materials, anti-skid grooves are formed in the outer surface of the anti-skid sleeve, the anti-skid grooves are distributed in a circumferential array mode, the connecting component comprises an inner threaded cylinder, the inner threaded cylinder is fixedly connected with one end of the grip, and the connecting component further comprises an outer threaded column. The outer surface of the external threaded column is in threaded connection with the internal threaded cylinder, and a rotating plate is fixedly installed at one end of the external threaded column. The puncture needle is convenient to puncture, simple and quick to operate, good in puncture effect and capable of improving the success rate of an operation.

Description

Technical Field

[0001] The utility model relates to the technical field of medical devices, in particular to a liver lesion puncture guide. Background Art

[0002] Liver lesions usually refer to space-occupying lesions in the liver, and the puncture guide is used for puncture and auxiliary tissue traction during surgical operations. When in use, the operator punctures through the puncture guide and then pulls the tissue through the retractor.

[0003] Currently, traditional puncture guides cannot provide better puncture effects in surgical operations, making the surgical process more complicated and affecting the success rate of the operation. In addition, the existing puncture guides are inconvenient to hold, which reduces the use effect of the puncture guides. Therefore, we propose a liver lesion puncture guide. Utility Model Content

[0004] 1. Technical issues to be resolved

[0005] In view of the deficiencies in the prior art, the utility model provides a liver lesion puncture guide, which has the advantages of convenient puncture, simple and quick operation, and good puncture effect, thereby solving the problem that the traditional puncture guide has poor puncture effect and affects the success rate of the operation.

[0006] (II) Technical solution

[0007] In order to achieve the above-mentioned purpose of convenient puncture, simple and quick operation, and good puncture effect, the utility model provides the following technical solutions: a liver lesion puncture guide, including a puncture guide, the puncture guide includes a handle, the handle is provided with an anti-slip sleeve, one end of the handle is provided with a connecting component, and the end of the connecting component away from the handle is provided with a puncture component, so as to facilitate puncture, and the operation is simple and quick, and the puncture effect is good.

[0008] As a preferred technical solution of the utility model, an annular groove is provided inside the outer surface of the grip, and the inner cavity of the annular groove is movably connected with the anti-slip sleeve to facilitate the installation of the anti-slip sleeve.

[0009] As a preferred technical solution of the utility model, the anti-slip sleeve is made of rubber material, and the outer surface of the anti-slip sleeve is provided with anti-slip grooves, which are arranged in a circular array to prevent slipping and facilitate holding, thereby improving the use effect of the puncture guide.

[0010] As a preferred technical solution of the utility model, the connecting component includes an internal threaded barrel, and the internal threaded barrel is fixedly connected to one end of the handle to facilitate the installation of other components of the connecting component.

[0011] As a preferred technical solution of the utility model, the connecting component also includes an externally threaded column, the outer surface of the externally threaded column is threadedly connected to the internally threaded tube, a rotating plate is fixedly installed at one end of the externally threaded column, and the side of the rotating plate away from the externally threaded column is fixedly connected to the puncture component to facilitate the assembly of the puncture component.

[0012] As a preferred technical solution of the utility model, the puncture component includes a rigid puncture needle, one end of which is fixedly connected to a rotating plate, an inner tube is fixedly installed on the inner cavity wall of the rigid puncture needle, and a flexible puncture needle is movably connected to the inner cavity of the inner tube to facilitate puncture, and the operation is simple and quick, the puncture effect is good, and the success rate of the operation is conveniently improved.

[0013] As a preferred technical solution of the utility model, the inner tube is in a U-shaped hollow state and is made of TPU material, so as to facilitate puncture and have a good puncture effect.

[0014] (III) Beneficial effects

[0015] Compared with the prior art, the utility model provides a liver lesion puncture guide, which has the following beneficial effects:

[0016] 1. The liver lesion puncture guide uses a spiral rotating plate. At this time, the rotating plate drives the external thread column to move in the inner cavity of the internal thread tube until the external thread column is threadedly installed in the internal thread tube and the puncture component is assembled. Then the medical staff holds the handle to puncture the rigid puncture needle to the bottom of the liver lesion, and then inserts the flexible puncture needle into the inner tube, and applies a thrust to the flexible puncture needle until the liver lesion is punctured, thereby facilitating puncture, and the operation is simple and quick, the puncture effect is good, and the success rate of the operation can be improved.

[0017] 2. The liver lesion puncture guide has an anti-slip sleeve connected to the inner cavity of the annular groove. When the medical staff holds the handle, the anti-slip grooves arranged in a circular array play an anti-slip role. The anti-slip sleeve is made of rubber material and has a certain elasticity, which is convenient for the medical staff to hold, thereby facilitating the holding and improving the use effect of the puncture guide. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the implementation of the utility model or the technical solution in the prior art, the following is a brief introduction to the drawings required for the implementation or the prior art description. Obviously, the drawings in the following description are only exemplary, and for ordinary technicians in this field, other implementation drawings can be derived from the provided drawings without creative work.

[0019] The structures, proportions, sizes, etc. illustrated in this specification are only used to match the contents disclosed in the specification so as to facilitate understanding and reading by persons familiar with the technology. They are not used to limit the conditions under which the present invention can be implemented, and therefore have no substantial technical significance. Any structural modification, change in proportion or adjustment of size shall still fall within the scope of the technical contents disclosed in the present invention without affecting the effects and purposes that can be achieved by the present invention.

[0020] Figure 1 This is a main stereoscopic view of the utility model;

[0021] Figure 2 This is an exploded perspective view of the utility model;

[0022] Figure 3 This is a cutaway stereoscopic view of the connection between the connecting component and the piercing component of the utility model.

[0023] In the figure: 1. puncture guide; 11. handle; 111. annular groove; 12. anti-slip sleeve; 121. anti-slip groove; 13. connecting component; 131. internal threaded tube; 132. external threaded column; 133. rotating plate; 14. puncture component; 141. rigid puncture needle; 142. inner tube; 143. flexible puncture needle. DETAILED DESCRIPTION

[0024] In order to make the above-mentioned purposes, features and advantages of the present invention more obvious and easy to understand, the specific implementation methods of the present invention are described in detail below in conjunction with the accompanying drawings.

[0025] Example 1

[0026] Reference Figure 1-2 , which is the first embodiment of the utility model, provides a liver lesion puncture guide, including a puncture guide 1, the puncture guide 1 includes a handle 11, the handle 11 is provided with an anti-slip cover 12, one end of the handle 11 is provided with a connecting component 13, and the end of the connecting component 13 away from the handle 11 is provided with a puncture component 14.

[0027] An annular groove 111 is formed inside the outer surface of the handle 11 , and the inner cavity of the annular groove 111 is movably connected to the anti-slip sleeve 12 .

[0028] The anti-skid cover 12 is made of rubber material. The outer surface of the anti-skid cover 12 is provided with anti-skid grooves 121 arranged in a circular array.

[0029] During use, the anti-slip sleeve 12 is sleeved on the inner cavity of the annular groove 111 opened inside the outer surface of the handle 11. When the medical staff holds the handle 11, the anti-slip grooves 121 arranged in a circular array play an anti-slip role. The anti-slip sleeve 12 is made of rubber material and has a certain elasticity, so that the medical staff can hold it conveniently, thereby improving the use effect of the puncture guide 1.

[0030] Example 2

[0031] Reference Figure 1-3 , which is the second embodiment of the utility model. This embodiment is different from the first embodiment in that: the connecting component 13 includes an internal threaded tube 131, and the internal threaded tube 131 is fixedly connected to one end of the handle 11.

[0032] The connecting component 13 also includes an external threaded column 132 , the outer surface of which is threadedly connected to the internal threaded tube 131 , and a rotating plate 133 is fixedly installed at one end of the external threaded column 132 , and the side of the rotating plate 133 away from the external threaded column 132 is fixedly connected to the puncture component 14 .

[0033] The puncture component 14 includes a rigid puncture needle 141, one end of which is fixedly connected to the rotating plate 133, an inner tube 142 is fixedly installed on the inner cavity wall of the rigid puncture needle 141, and a flexible puncture needle 143 is movably connected to the inner cavity of the inner tube 142.

[0034] The inner tube 142 is in a U-shaped hollow state and is made of TPU material.

[0035] During use, the rotating plate 133 with the external threaded column 132 is spirally fixed, and the rotating plate 133 drives the external threaded column 132 to move threadably in the inner cavity of the internal threaded tube 131 until the external threaded column 132 is threadedly installed in the internal threaded tube 131, and the puncture component 14 is assembled. Then the medical staff holds the handle 11 to puncture the rigid puncture needle 141 below the liver lesion, and then inserts the flexible puncture needle 143 into the inner tube 142, and applies a thrust to the flexible puncture needle 143 until the liver lesion is punctured, thereby facilitating puncture, and the operation is simple and quick, and the puncture effect is good, thereby improving the success rate of the operation.

[0036] The remaining structures are the same as those of Example 1.

[0037] It should be noted that the above embodiments are only used to illustrate the technical solution of the utility model rather than to limit it. Although the utility model has been described in detail with reference to the preferred embodiments, ordinary technicians in the field should understand that the technical solution of the utility model can be modified or replaced by equivalents without departing from the spirit and scope of the technical solution of the utility model, which should be included in the scope of the claims of the utility model.

Claims

1. A liver lesion puncture guide, comprising a puncture guide (1), characterized in that: The puncture guide (1) comprises a handle (11), an anti-slip sleeve (12) is arranged on the handle (11), a connecting component (13) is arranged at one end of the handle (11), and a puncture component (14) is arranged at the end of the connecting component (13) away from the handle (11).

2. A liver lesion puncture guide according to claim 1, characterized in that: An annular groove (111) is provided inside the outer surface of the handle (11), and the inner cavity of the annular groove (111) is movably sleeved with the anti-slip sleeve (12).

3. A liver lesion puncture guide according to claim 2, characterized in that: The anti-slip cover (12) is made of rubber material, and an anti-slip groove (121) is provided inside the outer surface of the anti-slip cover (12), and the anti-slip grooves (121) are arranged in a circular array.

4. A liver lesion puncture guide according to claim 1, characterized in that: The connecting component (13) comprises an internal threaded barrel (131), and the internal threaded barrel (131) is fixedly connected to one end of the handle (11).

5. A liver lesion puncture guide according to claim 4, characterized in that: The connecting component (13) further comprises an externally threaded column (132), the outer surface of the externally threaded column (132) being threadedly connected to the internally threaded cylinder (131), a rotating plate (133) being fixedly mounted on one end of the externally threaded column (132), and a side of the rotating plate (133) away from the externally threaded column (132) being fixedly connected to the puncturing component (14).

6. A liver lesion puncture guide according to claim 5, characterized in that: The puncture component (14) comprises a rigid puncture needle (141), one end of which is fixedly connected to the rotating plate (133), an inner tube (142) is fixedly mounted on the inner cavity wall of the rigid puncture needle (141), and the inner cavity of the inner tube (142) is movably connected to the flexible puncture needle (143).

7. A liver lesion puncture guide according to claim 6, characterized in that: The inner tube (142) is in a U-shaped hollow state and is made of TPU material.

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