阅读说明：本技术 一种带有止血给药功能的医用圈套器 (Medical snare with hemostatic and drug-feeding functions ) 是由 许荣春 于 2020-07-27 设计创作，主要内容包括：本发明涉及医疗技术领域,尤其涉及一种带有止血给药功能的医用圈套器,包括芯杆和止血给药手柄,所述芯杆的外侧滑动配合有滑环、电极座和电极,芯杆的一端设有端帽,端帽的中部插设固定有护套管,护套管内连通有第一外管,止血给药手柄的一端连通有第二外管,第一外管和第二外管的外侧均套设在多管腔内,第一外管内设有牵引钢丝,且牵引钢丝的一端具有圈套。本发明中,圈套器在临床使时将息肉和多余组织的切除后,医护人员将装有止血药的鼓风给药器插设在止血给药手柄的进药口处,通过鼓风给药器使止血药送到切除部位给药止血,不仅减轻了给药插管时患者的二次痛苦,还缩减了手术时间,更好的提高了手术效率。(The invention relates to the technical field of medical treatment, in particular to a medical snare with a hemostatic and drug delivery function, which comprises a core bar and a hemostatic and drug delivery handle, wherein a sliding ring, an electrode holder and an electrode are arranged on the outer side of the core bar in a sliding fit manner, an end cap is arranged at one end of the core bar, a protective sleeve is fixedly inserted in the middle of the end cap, a first outer tube is communicated with the protective sleeve, a second outer tube is communicated with one end of the hemostatic and drug delivery handle, the outer sides of the first outer tube and the second outer tube are sleeved in a multi-tube cavity, a traction steel wire is arranged in the first outer tube, and a snare. In the invention, after the snare is used for cutting off polyp and redundant tissues in clinic, medical personnel insert the air blowing administration device filled with hemostatic at the drug inlet of the hemostatic administration handle, and the hemostatic is delivered to the cut part by the air blowing administration device for administration and hemostasis, so that not only is the secondary pain of a patient during administration and intubation relieved, but also the operation time is shortened, and the operation efficiency is better improved.)

1. The utility model provides a medical snare with function is dosed in hemostasis, handle (10) are dosed including core bar (1) and hemostasis, a serial communication port, the outside sliding fit of core bar (1) has sliding ring (2), one side of sliding ring (2) is equipped with electrode holder (301), and the inside of electrode holder (301) is equipped with electrode (302), the one end of core bar (1) is equipped with end cap (4), the middle part of end cap (4) is inserted and is established and be fixed with protecting tube (5), protecting tube (5) in-connection has first outer tube (601), the one end intercommunication of handle (10) is dosed in the hemostasis has second outer tube (602), the one end of first outer tube (601) and the outside of the one end of second outer tube (602) are all established in multicavity chamber (8) cover, be equipped with in first outer tube (601) and pull steel wire (11), and the one end of pulling steel wire (11) has snare (.

2. A medical snare with hemostatic and drug delivery functions according to claim 1, wherein a set screw is arranged inside the electrode holder (301), the set screw is connected with one end of the traction wire (11), and the electrode holder (301), the electrode (302), the traction wire (11) and the snare (9) are all in electrical communication.

3. A medical snare with haemostatic dosing function according to claim 1, wherein the second outer tube (602) extends out of the multi-lumen tube (8), and one end of the second outer tube (602) is in communication with a haemostatic dosing handle (10).

4. A medical snare with haemostatic dosing function according to claim 1, wherein the snare (9) and the pull wire (11) are both made of 304 stainless steel wire rope, and the shape of the snare (9) is half-moon shaped, hybrid shaped, fusiform shaped, oval shaped, diamond shaped and hexagonal shaped.

5. A medical snare with haemostatic dosing function according to claim 1, wherein the first outer tube (601) and the second outer tube (602) are located inside the multi-lumen tube (8), a snare lumen (701) is provided in the first outer tube (601), and a dosing lumen (702) is provided in the second outer tube (602).

Technical Field

The invention relates to the technical field of medical treatment, in particular to a medical snare with a hemostatic administration function.

Background

The snare is mainly used for cutting various polyps and redundant tissues under an endoscope in a matched manner, the existing snare can cause bleeding of a cut part after clinical use, secondary intubation is needed to carry out administration hemostasis on the cut part, secondary pain of a patient is caused when intubation is carried out, the operation time is prolonged, the operation efficiency is reduced, and the high-efficiency medical snare is urgently needed to replace the existing conventional snare.

Disclosure of Invention

The invention aims to solve the defects in the prior art and provides a medical snare with a hemostatic administration function.

In order to achieve the purpose, the invention adopts the following technical scheme:

the utility model provides a medical snare with function is dosed in hemostasis, include the core bar and the handle is dosed in hemostasis, the outside sliding fit of core bar has the sliding ring, one side of sliding ring is equipped with the electrode holder, and the inside of electrode holder is equipped with the electrode, the one end of core bar is equipped with the end cap, the middle part of end cap is inserted and is established and be fixed with the protecting tube, the intercommunication has first outer tube in the protecting tube, the one end intercommunication of the handle is dosed in the hemostasis has the second outer tube, the one end of first outer tube and the outside of the one end of second outer tube are all established at the multicell intracavity, be equipped with in the first outer tube and pull the steel.

Preferably, a set screw is arranged in the electrode seat and connected with one end of the traction steel wire, and the electrode seat, the electrode, the traction steel wire and the ring sleeve are all electrically communicated.

Preferably, the second outer tube extends out of the multi-lumen tube, and one end of the second outer tube is communicated with the hemostatic administration handle.

Preferably, the snare and the traction wire are both made of 304 stainless steel wire ropes, and the shape of the snare is a half-moon-shaped structure, a mixed-shaped structure, a fusiform structure, an oval structure, a diamond structure and a hexagonal structure.

Preferably, the first outer tube and the second outer tube are located inside the multi-tube cavity, a ring cavity is arranged in the first outer tube, and a medicine feeding cavity is arranged in the second outer tube.

The invention has the beneficial effects that: according to the invention, the medical snare with the hemostatic and drug delivery functions is provided with the drug delivery cavity and the snare cavity, when the snare is used clinically, after polyp and redundant tissues are cut off, medical personnel insert the air blowing drug delivery device filled with hemostatic drugs at the drug inlet of the hemostatic drug delivery handle, and the hemostatic drugs are delivered to the hemostatic part through the air blowing drug delivery device to deliver drugs to the cut part for hemostasis, so that not only is the secondary pain of a patient during drug delivery and intubation reduced, but also the operation time is shortened, and the operation efficiency is better improved.

Drawings

FIG. 1 is a schematic structural view of a medical snare with hemostatic and drug delivery functions according to the present invention before use;

FIG. 2 is a schematic structural view of a medical snare with hemostatic and drug delivery functions according to the present invention in use;

FIG. 3 is an enlarged view of A in FIG. 2 of a medical snare with hemostatic and drug delivery features according to the present invention;

fig. 4 is a cross-sectional view of a hemostatic dosing handle of a medical snare according to the present invention with hemostatic dosing functionality.

In the figure: 1 core rod, 2 slip rings, 301 electrode holders, 302 electrodes, 4 end caps, 5 protective pipe sleeves, 601 first outer pipes, 602 second outer pipes, 701 ring cavities, 702 medicine feeding cavities, 8 multi-cavity cavities, 9 rings, 10 hemostatic medicine feeding handles and 11 traction steel wires.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

Referring to fig. 1-4, a medical snare with hemostatic drug delivery function comprises a core bar 1 and a hemostatic drug delivery handle 10, wherein a slip ring 2 is slidably fitted on the outer side of the core bar 1, an electrode holder 301 is arranged on one side of the slip ring 2, an electrode 302 is arranged inside the electrode holder 301, a set screw is arranged inside the electrode holder 301, the set screw is connected with one end of a traction steel wire 11, the electrode holder 301, the electrode 302, the traction steel wire 11 and the snare 9 are all electrically communicated, when cutting difficulty is encountered in the follow-up process, the traction steel wire 11 can be electrified by the electrode holder 301 and the electrode 302, so that medical personnel can conveniently cut polyps and redundant tissues in a patient body by electrifying, an end cap 4 is arranged at one end of the core bar 1, a sheath tube 5 is fixedly inserted in the middle of the end cap 4, a first outer tube 601 is communicated in the sheath tube 5, and a second outer tube 602 is communicated with, the outer sides of one end of the first outer tube 601 and one end of the second outer tube 602 are sleeved in the multi-lumen tube 8, so that medical personnel can push the first outer tube 601 and the second outer tube 602 into a patient body at the same time, the first outer tube 601 and the second outer tube 602 are positioned inside the multi-lumen tube 8, the first outer tube 601 is internally provided with a ring cavity 701, the second outer tube 602 is internally provided with a medicine feeding cavity 702, so that the medical personnel can spray medicine to the wound in the later period conveniently, the first outer tube 601 is internally provided with a traction steel wire 11, and one end of the traction steel wire 11 is provided with a ring sleeve 9, which is convenient for medical personnel to carry out cold cutting operation on polyp and redundant tissues in the body of a patient, the ring sleeve 9 and the traction steel wire 11 are both composed of 304 stainless steel wire ropes, and the shape of the snare 9 has a half-moon-shaped structure, a mixed-shaped structure, a fusiform structure, an oval structure, a diamond-shaped structure and a hexagonal structure, wherein the 304 stainless steel wire rope has extremely strong shape retention capability and stable strength.

In the embodiment, when the medical snare with the hemostatic and drug delivery functions is used, a medical worker inserts the snare into a patient body, and finds polyps and redundant tissues to be cut through an endoscope;

the medical snare with the hemostasis and drug delivery functions can not only perform cold cutting operation on various polyps and redundant tissues, but also perform electrifying cutting operation by matching with high-frequency electricity, and can perform medicine application hemostasis on the cut part;

when the medical snare is used, a medical worker firstly pushes the snare, then pushes the sliding ring 2 sleeved on the core bar 1 to extend the snare 9 out of the snare cavity 701, the medical worker holds the end cap 4 sleeved on the core bar 1 by hand and rotates the core bar 1 as required, the extended snare 9 is opened and sleeved on polyps and redundant tissues, and the medical worker can perform cold cutting operation on the polyps and the redundant tissues in a patient body by pulling the core bar 1;

when medical personnel meet polyp and redundant tissues which are difficult to cut in the operation, the medical personnel can turn on the power supplies of the electrode holder 301 and the electrode 302, carry out the electrifying cutting operation by matching with high-frequency electricity, pull the core rod 1 to carry out the electrifying cutting operation on the polyp and the redundant tissues, and turn off the power supplies of the electrode holder 301 and the electrode 302 after the cutting is finished;

further, after the polyp and the redundant tissue in the patient body are cut off, the cut part can bleed, medical staff insert the medicine outlet end of the blowing medicine feeder filled with the hemostatic medicine at the medicine inlet of the hemostatic medicine feeding handle 10, the blowing medicine feeder is squeezed to enable the hemostatic medicine to pass through the second outer tube 602 and the medicine feeding cavity 702 in sequence, and finally the hemostatic medicine is sent to the bleeding part in the patient body;

wherein, the hemostatic flows out and carries out the hemostasis of adding medicine to the internal excision position of patient from the play medicine mouth of cavity 702 one end of dosing, has not only alleviateed patient's the secondary misery when dosing the intubate, has still reduced the operation time simultaneously to better improvement operation efficiency.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.