CN213993706U - Medical snare with hemostatic and drug-feeding functions - Google Patents

Abstract

The utility model relates to the field of medical technology, especially, relate to a medical snare with hemostasis function of dosing, including the core bar and the hemostasis handle of dosing, the outside sliding fit of core bar has sliding ring, electrode holder and electrode, and the one end of core bar is equipped with the end cap, and the middle part of end cap is inserted and is established and be fixed with the protecting tube, and the intercommunication has first outer tube in the protecting tube, and the hemostasis handle of dosing's one end intercommunication has the second outer tube, and the outside of first outer tube and second outer tube is all established and is established in the multicell, is equipped with in the first outer tube and pulls the steel wire, and the one end of pulling the steel wire has the snare. The utility model discloses in, snare is with the excision back of polyp and unnecessary tissue when clinical messenger, and medical personnel will be equipped with the blast air ware of dosing of hemostatic and insert and establish the medicine inlet department that the handle was dosed in the hemostasis, and the ware is dosed in the blast air makes the hemostatic send excision position to the hemostatic of dosing through the blast air, has not only alleviateed the intubate when dosing patient's secondary misery, has still reduced the operation time, better improvement operation efficiency.

Description

Medical snare with hemostatic and drug-feeding functions

Technical Field

The utility model relates to the technical field of medical treatment, especially, relate to a medical snare with hemostasis function of dosing.

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.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a medical snare with the function of hemostasis and drug delivery.

In order to achieve the above purpose, the utility model 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 or 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 utility model has the advantages that: the utility model discloses in, set up medicine cavity and snare chamber through the medical snare that has the hemostasis function of dosing here, the snare is with the excision back of polyp and unnecessary tissue when clinical messenger, medical personnel will be equipped with the blast air ware of dosing of hemostatic and insert the medicine inlet department who establishes the handle of dosing of hemostasis, make hemostatic through the blast air ware of dosing and send hemostatic to hemostasis department and to the hemostasis position hemostasis of dosing, patient's secondary misery when not only having alleviateed the intubate of dosing has still reduced the operation time, thereby better improvement operation efficiency.

Drawings

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

FIG. 2 is a schematic structural view of the medical snare with hemostatic and drug-delivery functions of 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 functions provided by the present invention;

fig. 4 is a section view of the hemostatic drug delivery handle of the medical snare with hemostatic drug delivery function provided by the utility model.

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 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.

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 or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed 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 limited 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 one end of the hemostatic drug delivery handle 10, 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 is a half-moon-shaped structure, a mixed-shaped structure, a fusiform structure, an oval structure, a diamond-shaped structure or 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, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (5)

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 (9).

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 a half-moon shaped structure, a hybrid shaped structure, a fusiform shaped structure, an oval shaped structure, a diamond shaped structure or a hexagonal shaped structure.

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).

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