CN211749945U

CN211749945U - Novel puncture needle for radiation interventional therapy

Info

Publication number: CN211749945U
Application number: CN202020154061.4U
Authority: CN
Inventors: 曾威
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-02-06
Filing date: 2020-02-06
Publication date: 2020-10-27
Anticipated expiration: 2030-02-06

Abstract

The utility model discloses a novel puncture needle for radiation interventional therapy, which comprises a bottom plate and a lantern ring, a puncture needle tube is fixed in the middle of the upper end surface of the bottom plate, a limit ring is fixed outside the upper end surface of the bottom plate, a connecting tube is arranged in the middle of the lower end surface of the bottom plate in a penetrating way, the upper end of the connecting pipe is connected with the puncture needle tube, the lantern ring is sleeved on the puncture needle tube, both sides of the lower end surface of the lantern ring are fixed with fixed blocks, and the two ends of the inner sides of the two fixed blocks are rotatably provided with clamping plates through rotating shafts, the lower end threads of the clamping plates are arranged in the limiting rings, a finger ring is fixed at the middle of the outer side of the splint, the puncture needle tube is positioned at the middle of the inner part of the limiting ring, and the puncture needle tube is provided with scales at equal intervals, the number of the clamping plates is two, the two clamping plates form a cylinder, the outer side of the lower end of each clamping plate is provided with threads, and the clamping plates are matched with the limiting rings. The utility model discloses possess fixed firm, the medical staff of being convenient for operates and changes convenient advantage.

Description

Novel puncture needle for radiation interventional therapy

Technical Field

The utility model relates to the technical field of medical equipment, in particular to a novel puncture needle for radiation interventional therapy.

Background

The puncture needle is a medical instrument for sampling and injecting tissues of various organs such as kidney, liver, lung, mammary gland, thyroid gland, prostate, pancreas, testis, uterus, ovary, body surface and the like in minimally invasive surgery. Interventional radiology, also called interventional therapeutics, is an emerging discipline combining image diagnosis and clinical treatment, which has been rapidly developed in recent years. Under the guidance and monitoring of digital subtraction angiography machine, CT, ultrasonic and magnetic resonance imaging equipment, puncture needle, catheter and other interventional devices are used to introduce specific instrument into the pathological change part of human body via natural pore canal or small wound for minimally invasive treatment. It is the clinical three-column discipline which is parallel to the traditional internal medicine and surgery.

Through a large amount of search discoveries, the Chinese utility model patent: application number CN201721901938.6, the utility model discloses a puncture needle. A puncture needle comprises a hollow sleeve and a needle core, wherein a magnetic positioning coil can penetrate into the needle core, a needle seat capable of fixing an electromagnetic sensor is arranged on the top side of the needle core, the needle seat is communicated with the needle core, a sleeve guide seat is arranged on the top side of the sleeve, the sleeve is sleeved on the needle core, the sleeve and the needle core are fixedly connected together through the sleeve guide seat and the needle seat in a clamping mode, and a blunt puncture part is arranged at the tail end of the needle core. The utility model discloses a puncture needle has simple structure, convenient operation, can carry out the characteristics of magnetic localization puncture with the cooperation of electromagnetic sensor.

The existing puncture needle is of a disposable type, and a special use prop is provided for the puncture operation of the puncture needle. The conventional auxiliary force application tool is inconvenient to operate, the operation mode is a clamping mode, the surface of the puncture needle is smooth, the clamping mode is not easy to fix, the phenomenon of unstable force application during puncture is easy to cause, and the operation of medical staff is influenced; and the puncture needle is inconvenient to replace and use by the existing puncture needle clamp.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel pjncture needle is used in radiation intervention treatment possesses fixed firm, and the medical staff of being convenient for operates and changes convenient advantage, solves fixed unstable and change inconvenient problem.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a radiation intervenes treatment and uses novel pjncture needle, includes the bottom plate and the lantern ring, department is fixed with puncture needle tubing in the middle of the up end of bottom plate, the up end outside of bottom plate is fixed with the spacing ring, department runs through in the middle of the lower terminal surface of bottom plate and installs the connecting pipe, and the upper end of connecting pipe is connected with puncture needle tubing, the lantern ring cup joints on puncture needle tubing, the lower terminal surface both sides of the lantern ring all are fixed with the fixed block, and just the both ends of two fixed block inboards all rotate through the pivot and install splint, the lower extreme screw thread of splint is installed in the spacing intra-annular, department is fixed with.

Preferably, the puncture needle tube is positioned in the middle of the inner part of the limiting ring, and scales are arranged on the puncture needle tube at equal intervals.

Preferably, splint are equipped with two altogether, and two splint constitution cylinders, the splint lower extreme outside is seted up threadedly, and splint and spacing ring looks adaptation.

Preferably, a rubber pad is fixed on the inner side of the clamping plate and is attached to the outer surface of the puncture needle tube, and the inner side of the upper end of the clamping plate is in an arc shape.

Preferably, the number of the finger rings is two, the two finger rings are designed for human engineering, and the finger rings and the clamping plates are made of polyethylene materials.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model is provided with the clamping plate, when in use, a medical staff penetrates the puncture needle tube from the lower end of the lantern ring, a thumb and a forefinger penetrate the ring at both sides, the ring is pressed downwards, the rotation of the ring on the fixed block is realized through the rotating shaft, the clamping plates at the inner sides of the two rings are closed, the lower end of the puncture needle tube is clamped, the clamping plate is rotated, the lower end thread of the clamping plate is rotated to enter the limiting ring at the upper end surface of the bottom plate, the clamping plate is connected with the bottom plate, thereby the puncture needle tube is fixed, the ring is held by hand, the puncture needle tube is punctured into the body of a patient through the end head, the entering depth is judged through the scale, when in sampling, a sample is led into the container through the external pipeline connected with the lower end of the connecting pipe to be stored, the device has simple structure and convenient operation, when in force application operation of the, the efficiency is improved.

Drawings

Fig. 1 is a schematic view of the structure of the present invention;

fig. 2 is a schematic structural diagram of a in fig. 1 according to the present invention;

fig. 3 is a schematic view of the bottom view of the splint of the present invention.

In the figure: 1. puncturing a needle tube; 2. calibration; 3. a ring; 4. a base plate; 5. a connecting pipe; 6. a limiting ring; 7. a splint; 8. a collar; 9. a fixed block; 10. a rotating shaft; 11. and (7) a rubber pad.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to fig. 3, the present invention provides an embodiment: the utility model provides a radiation intervenes treatment and uses novel pjncture needle, includes bottom plate 4 and lantern ring 8, department is fixed with puncture needle tubing 1 in the middle of the up end of bottom plate 4, and the up end outside of bottom plate 4 is fixed with spacing ring 6, and puncture needle tubing 1 is located the middle department of the inside of spacing ring 6, and puncture needle tubing 1 goes up the equidistance and has seted up scale 2, and department runs through in the middle of the lower terminal surface of bottom plate 4 installs connecting pipe 5, and the upper end of connecting pipe 5 is connected with puncture needle tubing 1.

The lantern ring 8 is sleeved on the puncture needle tube 1, two fixing blocks 9 are fixed on two sides of the lower end face of the lantern ring 8, two clamping plates 7 are rotatably installed at two ends of the inner sides of the two fixing blocks 9 through a rotating shaft 10, the two clamping plates 7 are arranged in a total number, the two clamping plates 7 form a cylinder, threads are arranged on the outer side of the lower end of each clamping plate 7, each clamping plate 7 is matched with a limiting ring 6, the lower end threads of each clamping plate 7 are installed in the limiting ring 6, a rubber pad 11 is fixed on the inner side of each clamping plate 7, the rubber pad 11 is attached to the outer surface of the puncture needle tube 1, the inner side of the upper end of each clamping plate 7 is in an arc shape, two finger rings 3 are fixed in the middle of the outer side of each clamping plate 7, the two finger rings 3 are designed for human engineering, the finger rings 3 and the clamping plates 7 are made of polyethylene, when in use, a, push down ring 3, realize the rotation of ring 3 on fixed block 9 through pivot 10, it is closed with splint 7 of two ring 3 inboards, carry out the centre gripping to the lower extreme of puncture needle tubing 1, splint 7 rotates, make the lower extreme screw thread of splint 7 rotate and get into in the spacing ring 6 of bottom plate up end, make splint 7 be connected with bottom plate 4, thereby fixed puncture needle tubing 1, handheld ring 3, it is internal to get into the patient through the end puncture with puncture needle tubing 1, judge the entering depth through scale 2, accomodate in leading-in container of sample through the external pipeline of connecting 5 lower extreme connections of connecting pipe during the sample, the device simple structure, and easy and simple to handle, when being convenient for medical staff application of force operation, ensure the operational safety, the mode through screw thread installation and centre gripping is fixed the change of later stage to the puncture needle simultaneously, and high efficiency.

The working principle is as follows: the utility model discloses in operation, medical staff passes puncture needle tubing 1 from the lower extreme of the lantern ring 8, thumb and forefinger pass the ring 3 of both sides, press down ring 3, realize the rotation of ring 3 on fixed block 9 through pivot 10, it is closed with the 3 inboard splint 7 of two rings, carry out the centre gripping to puncture needle tubing 1's lower extreme, rotate splint 7, make splint 7's lower extreme screw thread rotate get into in the spacing ring 6 of bottom plate up end, make splint 7 be connected with bottom plate 4, thereby fixed puncture needle tubing 1, handheld ring 3, it is internal to get into the patient through the end puncture with puncture needle tubing 1, judge the degree of depth of getting into through scale 2, accomodate in leading-in container of sample through the external pipeline that 5 lower extremes of connecting pipe are connected during the sample. The working principle of the present invention is the above.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A novel puncture needle for radiation interventional therapy comprises a bottom plate (4) and a lantern ring (8), and is characterized in that: department is fixed with puncture needle tubing (1) in the middle of the up end of bottom plate (4), the up end outside of bottom plate (4) is fixed with spacing ring (6), department runs through in the middle of the lower terminal surface of bottom plate (4) and installs connecting pipe (5), and the upper end of connecting pipe (5) is connected with puncture needle tubing (1), the lantern ring (8) cup joint on puncture needle tubing (1), the lower terminal surface both sides of the lantern ring (8) all are fixed with fixed block (9), and the both ends of two fixed block (9) inboards all rotate through pivot (10) and install splint (7), the lower extreme screw thread of splint (7) is installed in spacing ring (6), department is fixed with ring (3) in the middle of the outside of splint (7).

2. A novel puncture needle for radiological intervention treatment as set forth in claim 1, wherein: the puncture needle tube (1) is positioned in the middle of the inner part of the limiting ring (6), and scales (2) are arranged on the puncture needle tube (1) at equal intervals.

3. A novel puncture needle for radiological intervention treatment as set forth in claim 1, wherein: splint (7) are equipped with two altogether, and two splint (7) constitute the cylinder, splint (7) lower extreme outside is seted up threadedly, and splint (7) and spacing ring (6) looks adaptation.

4. A novel puncture needle for radiological intervention treatment as set forth in claim 1, wherein: the inner side of the clamping plate (7) is fixed with a rubber pad (11), the rubber pad (11) is attached to the outer surface of the puncture needle tube (1), and the inner side of the upper end of the clamping plate (7) is in an arc-shaped design.

5. A novel puncture needle for radiological intervention treatment as set forth in claim 1, wherein: the two finger rings (3) are arranged, the two finger rings (3) are designed for human engineering, and the finger rings (3) and the clamping plate (7) are made of polyethylene materials.