Puncture needle guider

Abstract

The utility model relates to the technical field of puncture guiding, and discloses a puncture needle guider which comprises a supporting frame, a movable frame is fixedly installed on the top of the supporting frame, a movable rod is arranged on the top of the movable frame, a positioning cylinder is arranged on one side of the movable rod, a top cover is fixedly installed on the top of the positioning cylinder, and a clamping plate is clamped in the positioning cylinder. According to the puncture needle guider, through cooperative arrangement of the movable rod, the positioning cylinder, the top cover, the clamping plate and the limb fixing plate, the device can be operated more conveniently during use, accurate positioning and stable guiding of a puncture needle are achieved through arrangement of the movable rod, improvement of the accuracy and safety of puncture operation is facilitated, discomfort of a patient is reduced, and the puncture needle guider is worthy of popularization and application. The positioning barrel and the top cover are arranged in a matched mode, the positioning barrel can be fixed to the limb of a patient, a puncture needle penetrates through the top cover for puncture, the positioning needle can be fixed through the clamping plate, and it is guaranteed that the positioning needle cannot shake or move.

Description

TECHNICAL FIELD

[0001] The utility model relates to puncture guiding technical field, concretely is a puncture needle guider. BACKGROUND

[0002] In the medical field, puncture surgery is a common diagnostic or therapeutic means for obtaining tissue samples, drainage, injecting drugs or performing other therapeutic operations, however, the traditional puncture surgery often relies on the experience and hand feeling of doctors, and the guidance and positioning of the puncture needle mainly rely on the manual operation of doctors, which limits the accuracy and safety of puncture to some extent.

[0003] Chinese patent publication No. CN221180577U discloses a puncture needle guider, which comprises a guide seat, a pressing sheet and a locking bolt, the front end of the guide seat is provided with a transverse guide groove, the upper surface of the guide seat is provided with an embedding groove, the pressing sheet is arranged in the embedding groove, and the front end of the pressing sheet extends above the guide groove, the locking bolt is installed on the pressing sheet and can be connected with the guide seat through the pressing sheet, the front end of the pressing sheet is moved downward by tightening the locking bolt, and the utility model can be suitable for puncture needles of different sizes in the guide groove, so that the guider does not need to be frequently replaced, the operation is more convenient, and the universality is good.

[0004] However, the utility model has the following problems in actual use:

[0005] The guider structure of the utility model is relatively simple in actual use, mainly composed of a guide seat, a pressing sheet and a locking bolt, although it can also adapt to puncture needles of different sizes, but the functionality and operability may be limited. INVENTION CONTENTS

[0006] (I) Technical problems solved

[0007] In order to overcome the above-mentioned defects of the prior art, the utility model provides a puncture needle guider, which solves the problems in the prior art that:

[0008] The guider structure of the utility model is relatively simple in actual use, mainly composed of a guide seat, a pressing sheet and a locking bolt, although it can also adapt to puncture needles of different sizes, but the functionality and operability may be limited.

[0009] (II) Technical scheme

[0010] In order to achieve the above purposes, the utility model is implemented by the following technical scheme: a puncture needle guider, comprising a support frame, a moving frame is fixedly installed on the top of the support frame, an activity rod is arranged on the top of the moving frame, a positioning cylinder is arranged on one side of the activity rod, a top cover is fixedly installed on the top of the positioning cylinder, a clamping plate is clamped in the positioning cylinder, and a limb fixing plate is clamped on the outer surface of the positioning cylinder.

[0011] Further, the bottom of the support frame is fixedly provided with a reinforcing disc, and universal wheels are fixedly installed at four corners of the reinforcing disc.

[0012] Further, the top of the moving frame is fixedly provided with a displacement arm, and a rotating rod is clamped at the middle portion of the displacement arm.

[0013] Further, the top of the movable rod is fixedly provided with a limiting head, a bearing rod is clamped at one side of the limiting head, and the bottom of the movable rod is clamped through the rotating rod at the top of the moving frame.

[0014] Further, the bottom of the positioning cylinder is fixedly provided with a bottom cover, and a clamping cylinder is fixedly connected at one side of the positioning cylinder and clamped with the bearing rod of the movable rod.

[0015] Further, the top of the top cover is provided with a ventilation plate, and a penetrating cylinder is fixedly installed at the top of the top cover.

[0016] Further, one side of the clamping plate is fixedly provided with a clamping rod, a reinforcing stud is threadedly connected at one side of the clamping rod, and the reinforcing stud penetrates the outer wall of the positioning cylinder to fix the inner clamping plate.

[0017] Further, the two sides of the limb fixing plate are clamped with telescopic plates, and the telescopic plates are fixedly connected with a bandage at one side.

[0018] (Three) beneficial effects

[0019] The utility model provides a puncture needle guider, has the following beneficial effects:

[0020] The puncture needle guider, through the cooperation of movable rod, positioning cylinder, top cover, clamping plate and limb fixing plate, can make the device more convenient to operate when in use, the setting of movable rod realizes the accurate positioning and stable guiding of puncture needle, helps to improve the accuracy and safety of puncture operation, reduces the discomfort of patients, the cooperation of positioning cylinder and top cover can fix the positioning cylinder at the limb of patient, makes the puncture needle penetrate through the top cover and punctures, and through the setting of clamping plate, the positioning needle can be fixed, ensures that the positioning needle does not appear the phenomenon of shaking and displacement, and simultaneously, the limb of patient can be fixed by using the limb fixing plate, ensures the safety of the device. ACCURACY

[0021] Fig. 1 It is the structure schematic view of the utility model;

[0022] Fig. 2 It is the structure schematic view of the utility model positioning cylinder;

[0023] Fig. 3 It is the structure schematic view of the utility model clamping plate;

[0024] Fig. 4 It is a structure schematic view of the limb fixing plate of the utility model.

[0025] In the figure: 1, support frame; 2, moving frame; 3, movable rod; 4, positioning cylinder; 5, top cover; 6, clamping plate; 7, limb fixing plate; 8, reinforcing disc; 9, universal wheel; 10, displacement arm; 11, rotating rod; 12, limiting head; 13, bearing rod; 14, bottom cover; 15, clamping cylinder; 16, air-permeable plate; 17, penetrating cylinder; 18, clamping rod; 19, reinforcing stud; 20, telescopic plate; 21, bandage. DETAILED DESCRIPTION

[0026] The technical solutions in the embodiments of the utility model will be described clearly and completely below with reference to the drawings in the embodiments of the utility model. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0027] Please refer to Figs. 1 to 4 The utility model provides a kind of technical solutions: a puncture needle guider, which is mainly applied to the scene of patient limb puncture.

[0028] Embodiment one:

[0029] In order to make the device more convenient to move and support when in use, device support frame 1 and moving frame 2 are provided;

[0030] The top of support frame 1 is fixedly installed with moving frame 2, and the bottom of support frame 1 is fixedly installed with reinforcing disc 8. Universal wheels 9 are fixedly installed at the four corners of reinforcing disc 8. The top of moving frame 2 is fixedly installed with displacement arm 10, and rotating rod 11 is clamped at the middle of displacement arm 10. Therefore, support frame 1 serves as the base of the entire device, and reinforcing disc 8 is fixedly installed at the bottom of support frame 1. Universal wheels 9 are installed at the four corners of reinforcing disc 8. This design not only enhances stability but also facilitates movement. The setting of displacement arm 10 makes the device more convenient to adjust. At the same time, rotating rod 11 can facilitate the convenience of device rotation adjustment.

[0031] Embodiment two:

[0032] In order to make the device more convenient to adjust when in use, device movable rod 3 and positioning cylinder 4 are provided;

[0033] One side of the movable rod 3 is provided with a positioning cylinder 4, the top of the movable rod 3 is fixedly installed with a limiting head 12, one side of the limiting head 12 is clamped with a bearing rod 13, the bottom of the movable rod 3 is clamped through the rotating rod 11 at the top of the moving frame 2, the bottom of the positioning cylinder 4 is fixedly installed with a bottom cover 14, one side of the positioning cylinder 4 is fixedly connected with a clamping cylinder 15, the clamping cylinder 15 is clamped with the bearing rod 13 of the movable rod 3, therefore the top of the movable rod 3 is installed with the limiting head 12, one side of the limiting head 12 is clamped with the bearing rod 13, and the bottom of the movable rod 3 is clamped through the rotating rod 11 at the top of the moving frame 2, so that the movable rod 3 can be flexibly adjusted in angle and position, accurate positioning and stable guiding of the puncture needle are realized, the positioning cylinder 4 is a main guiding component of the puncture needle, the bottom of the positioning cylinder 4 is installed with the bottom cover 14, one side of the positioning cylinder 4 is fixedly connected with the clamping cylinder 15, the clamping cylinder 15 is clamped with the bearing rod 13 of the movable rod 3, and the stability of the positioning cylinder 4 is ensured;

[0034] Example three:

[0035] In order to make the device more convenient to fix puncture when in use, the device top cover 5, the clamping plate 6 and the limb fixing plate 7 are arranged.

[0036] The top of the positioning cylinder 4 is fixedly installed with the top cover 5, the inside of the positioning cylinder 4 is clamped with the clamping plate 6, the outer surface of the positioning cylinder 4 is clamped with the limb fixing plate 7, the top of the top cover 5 is provided with the air permeable plate 16, the top of the top cover 5 is fixedly installed with the penetrating cylinder 17, one side of the clamping plate 6 is fixedly installed with the clamping rod 18, one side of the clamping rod 18 is screw-connected with the reinforcing stud 19, the reinforcing stud 19 penetrates the outer wall of the positioning cylinder 4 to fix the inside clamping plate 6, the two sides of the limb fixing plate 7 are clamped with the telescopic plate 20, one side of the telescopic plate 20 is fixedly connected with the bandage 21, therefore one side of the clamping plate 6 is provided with the clamping rod 18, one side of the clamping rod 18 is screw-connected with the reinforcing stud 19, the reinforcing stud 19 penetrates the outer wall of the positioning cylinder 4 to fix the clamping plate 6, so that the shaking and displacement of the positioning needle are effectively prevented, the top cover 5 is fixed at the top of the positioning cylinder 4, the air permeable plate 16 is arranged on the top cover 5 to keep the air permeability of the operation area, and the penetrating cylinder 17 is further fixedly installed on the top cover 5 and used for the penetration of the puncture needle, the limb fixing plate 7 is clamped on the outer surface of the positioning cylinder 4, the two sides of the limb fixing plate 7 are provided with the telescopic plate 20, one side of the telescopic plate 20 is fixedly connected with the bandage 21, and the limb of the patient is fixed on the device through the bandage 21, so that the safety of the puncture process is ensured.

[0037] In the utility model, the working steps of the device are as follows:

[0038] First, the puncture needle guide is moved to the side of the patient, the position is adjusted by using the universal wheel 9, the device is ensured to be stable, according to the size of the patient's limb, the telescopic plate 20 and the bandage 21 on the limb fixing plate 7 are adjusted, the patient's limb is firmly fixed, secondly, the angle and position of the movable rod 3 are adjusted by moving the displacement arm 10 and the rotating rod 11 on the moving frame 2, the positioning cylinder 4 is aligned with the puncture point, the puncture needle is inserted through the penetrating cylinder 17 on the top cover 5 and is deep into the inside of the positioning cylinder 4, then, the puncture needle is fixed by using the combination of the clamping plate 6 and the clamping rod 18 and the reinforcing stud 19, the shaking and displacement of the puncture needle are prevented, finally, the puncture operation is carried out, since the puncture needle has been accurately positioned and stably guided, the operation is more accurate and safe.

[0039] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the present application, the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A needle guide comprising a support frame (1), characterized in that: The top of supporting frame (1) is fixedly installed with moving frame (2), the top of moving frame (2) is equipped with movable rod (3), one side of movable rod (3) is equipped with positioning cylinder (4), the top of positioning cylinder (4) is fixedly installed with top cover (5), the inside of positioning cylinder (4) is clamped with clamping plate (6), the outer surface of positioning cylinder (4) is clamped with limb fixing plate (7).

2. The needle guide of claim 1, wherein: The bottom of supporting frame (1) is fixedly installed with reinforcing disc (8), the four corners of reinforcing disc (8) are fixedly installed with universal wheel (9).

3. The needle guide of claim 1, wherein: The top of moving frame (2) is fixedly installed with displacement arm (10), the middle part of displacement arm (10) is clamped with rotating rod (11).

4. The needle guide of claim 3, wherein: The top of movable rod (3) is fixedly installed with limiting head (12), one side of limiting head (12) is clamped with bearing rod (13), the bottom of movable rod (3) is clamped through rotating rod (11) of the top of moving frame (2).

5. The needle guide of claim 4, wherein: The bottom of positioning cylinder (4) is fixedly installed with bottom cover (14), one side of positioning cylinder (4) is fixedly connected with clamping cylinder (15), clamping cylinder (15) is clamped with bearing rod (13) of movable rod (3).

6. The needle guide of claim 1, wherein: The top of top cover (5) is provided with air permeable plate (16), the top of top cover (5) is fixedly installed with penetrating cylinder (17).

7. The needle guide of claim 1, wherein: One side of clamping plate (6) is fixedly installed with clamping rod (18), one side of clamping rod (18) is screw-connected with reinforcing stud (19), reinforcing stud (19) penetrates the outer wall of positioning cylinder (4) and fixes the inside clamping plate (6).

8. The needle guide of claim 1, wherein: Both sides of limb fixing plate (7) are clamped with telescopic plate (20), one side of telescopic plate (20) is fixedly connected with bandage (21).

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