CN210644168U

CN210644168U - Electric coagulation hook

Info

Publication number: CN210644168U
Application number: CN201921152458.3U
Authority: CN
Inventors: 柴天赐; 沈智敏; 张培培; 陈遂; 张振阳; 康明强; 林江波
Original assignee: Union Medical College Hospital of Fujian Medical University
Current assignee: Union Medical College Hospital of Fujian Medical University
Priority date: 2019-07-22
Filing date: 2019-07-22
Publication date: 2020-06-02
Anticipated expiration: 2029-07-22

Abstract

The embodiment of the utility model discloses electricity congeals hook, include: the outer wall of the front end of the outer cylinder is provided with a liquid inlet hole, and the outer end surface of the rear end of the outer cylinder is longitudinally provided with a liquid drainage channel which is externally connected with negative pressure suction device equipment; an inner cylinder arranged in the outer cylinder, and a gap for liquid to flow is formed between the outer wall of the inner cylinder and the inner wall of the outer cylinder; the metal electrocoagulation guide rod is arranged in the inner barrel in a matching mode, the front end of the metal electrocoagulation guide rod is connected with an electrocoagulation hook head, the electrocoagulation hook head penetrates through the front end face of the outer barrel, and the rear end of the metal electrocoagulation guide rod penetrates through the rear end face of the outer barrel and is connected with an electrocoagulation plug. The utility model discloses form the negative pressure zone in making the clearance between urceolus and the inner tube based on negative pressure suction device to make the oozing blood or the hydrops at treatment position under the effect of negative pressure, in the feed liquor hole entering negative pressure zone through the urceolus front end, need not to change auxiliary instrument, carry out getting rid of oozing blood or hydrops in the electric coagulation cutting, effectively reduced the loaded down with trivial details of operation.

Description

Electric coagulation hook

Technical Field

The embodiment of the utility model provides a relate to medical auxiliary instrument technical field, concretely relates to electricity congeals hook.

Background

In the field of external science and technology, various endoscope devices are widely applied, the surgery is more delicate and more minimally invasive, the pain of a patient is reduced, the recovery time is shortened, and the electric coagulation hook is a tool for separating tissues frequently used in the endoscopic surgery. The working principle of the electric coagulation hook is that high-frequency current with high current density is gathered to directly destroy tissues which are just under the contact with the tip of the effective electric coagulation hook.

However, the existing electrocoagulation hook only has electrocoagulation cutting and hemostasis functions, when a large amount of blood seepage and effusion occur at a treatment part of a human body, suction is often required to be performed by switching the suction rod in order to ensure a clear operation visual field, and if a single suction rod is utilized, the operation complexity is increased, and the problem that two instruments cannot enter simultaneously in a narrow operation space or the instruments interfere with each other is solved.

SUMMERY OF THE UTILITY MODEL

Therefore, the embodiment of the utility model provides an electricity congeals hook to still need supplementary suction rod and lead to influencing the problem of operation easily when solving among the prior art because use electricity congeals hook to carry out operation.

In order to achieve the above object, the embodiment of the present invention provides the following technical solutions:

according to a first aspect of embodiments of the present invention, an electrocoagulation hook comprises:

the outer barrel is internally provided with a sealing cavity, the outer barrel wall at the front end of the outer barrel is provided with a liquid inlet hole communicated with the sealing cavity, the outer end face at the rear end of the outer barrel is longitudinally provided with a liquid drainage channel communicated with the sealing cavity, and the liquid drainage channel is externally connected with a negative pressure suction device;

the inner cylinder is arranged in the sealing cavity of the outer cylinder, two ends of the inner cylinder are fixedly connected to end faces of two ends of the outer cylinder respectively, a sealed assembly cavity is formed inside the inner cylinder, and a gap for liquid to flow is formed between the outer wall of the inner cylinder and the inner wall of the outer cylinder;

the metal electrocoagulation guide rod is arranged in an assembly cavity of the inner barrel in a matching mode, the front end of the metal electrocoagulation guide rod is connected with an electrocoagulation hook head, the electrocoagulation hook head penetrates through the front end face of the outer barrel and is arranged on the outer side of the outer barrel, and the rear end of the metal electrocoagulation guide rod penetrates through the rear end face of the outer barrel and is connected with an electrocoagulation plug.

Further, an annular partition plate is vertically arranged inside the front end of the outer barrel, the partition plate divides the inner part of the outer barrel into a front section and a rear section, wherein the outer ring wall of the partition plate is fixedly connected to the inner wall of the outer barrel, the inner ring wall of the partition plate is fixedly connected to the outer wall of the inner barrel, a flow guide hole penetrating through the partition plate is longitudinally formed in the side face of the partition plate, and a spongy medical dressing is filled in the space at the front section of the partition plate.

Furthermore, the liquid inlet hole is formed in the outer wall, located on the front section of the partition plate, of the outer barrel, and the liquid inlet holes are formed in a plurality of positions and distributed in the circumferential direction of the outer barrel.

Furthermore, a plurality of flow guide holes are formed in the partition plate along the circumferential direction.

Further, the front end of the outer cylinder is of a conical structure with a sharp end far away from the rear end of the outer cylinder.

Furthermore, a suction pipe joint for externally connecting a negative pressure suction device is fixedly connected in the rear port of the liquid discharge channel.

The embodiment of the utility model provides a have following advantage: the electrocoagulation hook is improved based on the traditional electrocoagulation hook, an outer barrel and an inner barrel are arranged, the inner barrel is arranged in the outer barrel, a gap is formed between the inner barrel and the outer barrel, a metal electrocoagulation guide rod is arranged in the inner barrel, an electrocoagulation hook head connected with the front end of the metal electrocoagulation guide rod is arranged outside the front end of the outer barrel and is used for carrying out operation, the rear end of the metal electrocoagulation guide rod penetrates out of the rear end face of the outer barrel and is connected with an electrocoagulation plug, the electrocoagulation plug is connected with an electrocoagulation workstation to enable the electrocoagulation hook to complete conventional functions of electrotomy, electrocoagulation, separation and hemostasis, a liquid inlet hole is formed on the outer wall of the outer barrel at the front end of the outer barrel, a liquid discharge channel connected with a negative pressure suction device is formed on the end face at the rear end of the outer barrel, when the electrocoagulation hook is used for carrying out operation, a negative pressure area is formed in the gap between the outer barrel and the inner barrel, the liquid inlet hole at the front end of the outer barrel enters the negative pressure area and is drawn out of the outer barrel along the liquid discharge channel, auxiliary instruments do not need to be replaced, the electro-coagulation cutting can be performed while the oozing blood or the effusion is discharged, the complexity of the operation is reduced, and the operation efficiency is effectively improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.

The structure, ratio, size and the like shown in the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by people familiar with the technology, and are not used for limiting the limit conditions which can be implemented by the present invention, so that the present invention has no technical essential significance, and any structure modification, ratio relationship change or size adjustment should still fall within the scope which can be covered by the technical content disclosed by the present invention without affecting the efficacy and the achievable purpose of the present invention.

FIG. 1 is a schematic diagram of the overall structure of an electrocoagulation hook provided by an embodiment of the present invention;

FIG. 2 is a schematic diagram of an internal structure of an electrocoagulation hook provided by an embodiment of the present invention;

FIG. 3 is a schematic view of the inner and outer tube structures of an electrocoagulation hook provided by the embodiment of the present invention.

In the figure: 1. an outer cylinder; 11. sealing the cavity; 12. a liquid inlet hole; 13. a liquid discharge channel; 2. an inner barrel; 21. an assembly chamber; 3. a metal electrocoagulation guide rod; 31. an electrocoagulation coupler head; 32. an electrocoagulation plug; 4. a partition plate; 41. a flow guide hole; 5. a medical dressing; 6. a suction pipe joint.

Detailed Description

The present invention is described in terms of specific embodiments, and other advantages and benefits of the present invention will become apparent to those skilled in the art from the following disclosure. 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.

Example 1

As shown in fig. 1 and 2, the embodiment of the utility model provides an electricity congeals hook, including urceolus 1, inner tube 2 and metal electricity congeals guide arm 3, inner tube 2 sets up in urceolus 1, and metal electricity congeals guide arm 3 and installs in inner tube 2, specifically sets up as follows:

the outer cylinder 1, outer cylinder 1 are the cylinder structure, are formed with seal chamber 11 in the inside of outer cylinder 1, and wherein, the front end of outer cylinder 1 is as the work end, and its length is far less than the rear end of outer cylinder 1, and the front end of outer cylinder 1 is the toper structure that the pointed end kept away from outer cylinder 1 rear end. The inner cylinder 2 is preferably a cylindrical structure with both ends open, is arranged in the sealed cavity 11 of the outer cylinder 1, and the both ends of the inner cylinder 2 are respectively fixed on the end faces of the both ends of the outer cylinder 1, so that the inner part of the inner cylinder 2 forms a sealed assembly cavity 21 (refer to fig. 3), wherein a gap for liquid to flow is formed between the outer wall of the inner cylinder 2 and the inner wall of the outer cylinder 1, and the front end of the inner cylinder 2 is preferably a conical structure. The metal electrocoagulation guide rod 3 is arranged in an assembly cavity 21 of the inner barrel 2 in a matching mode, the metal electrocoagulation guide rod 3 is protected by the inner barrel 2, wherein an electrocoagulation hook head 31 is connected to the front end of the metal electrocoagulation guide rod 3, the electrocoagulation hook head 31 penetrates through the front end face of the outer barrel 1 and is arranged on the outer side of the front end of the outer barrel 1, meanwhile, the rear end of the metal electrocoagulation guide rod 3 penetrates through the rear end face of the outer barrel 1, an electrocoagulation plug 32 is connected to the rear end of the metal electrocoagulation guide rod 3, and the electrocoagulation plug 32 is connected with an electrocoagulation workstation to enable the electrocoagulation hook to achieve conventional functions of electrotomy, electrocoagulation, separation and hemostasis.

As mentioned above, the outer wall of the front end of the outer cylinder 1 is also provided with a liquid inlet hole 12 communicated with the sealing cavity 11. A liquid discharge channel 13 communicated with the inside of the sealed cavity 11 is longitudinally arranged on the outer end surface of the rear end of the outer cylinder 1, specifically, the liquid discharge channel 13 is provided with one strip and is arranged below the inner cylinder 2, a suction pipe joint 6 for externally connecting a negative pressure suction device is further fixedly connected in the tail port of the liquid discharge channel 13, the suction pipe joint 6 is detachably connected with a suction pipe of the existing negative pressure suction device, so that a gap space between the outer cylinder 1 and the inner cylinder 2 forms a negative pressure zone under the action of the negative pressure suction device, and therefore, when the electrocoagulation hook works, the oozing blood or effusion at the treatment part of a human body can enter the negative pressure zone along a liquid inlet hole 12 at the front end of the outer cylinder 1 and is drawn out of the outer cylinder 1 along the liquid discharge channel 13, thereby needing no replacement of auxiliary instruments, the removal of the oozing blood or effusion can be carried out while the electrocoagulation cutting, and the complexity of, effectively improving the operation efficiency. Preferably, the plurality of liquid inlet holes 12 are distributed along the circumferential direction of the outer barrel 1, when the electrocoagulation hook works, the oozing blood or effusion around the front end of the outer barrel 1 can be removed in time, a clear operation visual field is ensured in the operation process, and the operation efficiency is improved.

Example 2

The difference from the embodiment 1 is that, as shown in fig. 2, a ring-shaped partition plate 4 is vertically provided inside the front end of the outer cylinder 1, so that the partition plate 4 partitions the gap space between the outer cylinder 1 and the inner cylinder 2 into a front section and a rear section of sealed space, specifically, the partition plate 4 is provided at the tail end of the tapered front end of the outer cylinder 1, the ring outer wall of the partition plate 4 is fixedly connected to the cylinder inner wall of the outer cylinder 1, the ring inner wall of the partition plate 4 is fixedly connected to the cylinder outer wall of the inner cylinder 2, and the partition plate 4 is fixed between the outer cylinder 1 and the inner cylinder 2. The water conservancy diversion hole 41 that runs through division board 4 is still seted up along vertically on the side of division board 4, and it has spongy medical dressing 5 to fill in the space of division board 4 anterior segment, preferred medical dressing 5 is polyurethane foam dressing or polyvinyl alcohol foam dressing, because feed liquor hole 12 mainly distributes at the front end of urceolus 1, through the inside spongy medical dressing that fills in the space of division board 1 anterior segment, can avoid the soft tissue to be attracted into effectively and produce the jam in feed liquor hole 12, and utilize two spaces of 4 anterior segments of division board and back end of water conservancy diversion hole 41 intercommunication, it flows in the clearance space of urceolus 1 and inner tube 2 to be convenient for oozing blood or hydrops.

Although the invention has been described in detail with respect to the general description and the specific embodiments, it will be apparent to those skilled in the art that modifications and improvements can be made based on the invention. Therefore, such modifications and improvements are intended to be within the scope of the invention as claimed.

Claims

1. An electrocoagulation hook, comprising:

the suction device comprises an outer barrel (1), wherein a sealing cavity (11) is formed inside the outer barrel (1), a liquid inlet hole (12) communicated with the inside of the sealing cavity (11) is formed in the outer wall of the front end of the outer barrel (1), a liquid drainage channel (13) communicated with the inside of the sealing cavity (11) is longitudinally formed in the outer end face of the rear end of the outer barrel (1), and the liquid drainage channel (13) is externally connected with a negative pressure suction device;

the inner cylinder (2) is arranged in a sealing cavity (11) of the outer cylinder (1), two ends of the inner cylinder (2) are fixedly connected to end faces of two ends of the outer cylinder (1) respectively, a sealing assembly cavity (21) is formed in the inner cylinder (2), and a gap for liquid to flow is formed between the outer wall of the inner cylinder (2) and the inner wall of the outer cylinder (1);

the metal electrocoagulation guide rod (3) is installed in an assembly cavity (21) of the inner barrel (2) in a matched mode, the front end of the metal electrocoagulation guide rod (3) is connected with an electrocoagulation hook head (31), the electrocoagulation hook head (31) penetrates through the front end face of the outer barrel (1) and is placed on the outer side of the outer barrel (1), and the rear end of the metal electrocoagulation guide rod (3) penetrates out of the rear end face of the outer barrel (1) and is connected with an electrocoagulation plug (32).

2. An electrocoagulation hook according to claim 1, wherein: the utility model discloses a medical dressing, including urceolus (1), division board (4) are the internal partitioning of urceolus (1) for preceding, back two sections, wherein, the ring outer wall rigid coupling of division board (4) is on the section of thick bamboo inner wall of urceolus (1), the ring inner wall rigid coupling of division board (4) is on the section of thick bamboo outer wall of inner tube (2), along vertically offering the water conservancy diversion hole (41) that run through division board (4) on the side of division board (4) to it has spongy medical dressing (5) to fill in the space of division board (4) anterior segment.

3. An electrocoagulation hook according to claim 2, wherein: the liquid inlet holes (12) are formed in the outer wall, located on the front section of the partition plate (4), of the outer barrel (1), and the liquid inlet holes (12) are arranged in a plurality and distributed in the circumferential direction of the outer barrel (1).

4. An electrocoagulation hook according to claim 2, wherein: and a plurality of flow guide holes (41) are formed in the partition plate (4) along the circumferential direction.

5. An electrocoagulation hook according to claim 1, wherein: the front end of the outer cylinder (1) is in a conical structure with the tip far away from the rear end of the outer cylinder (1).

6. An electrocoagulation hook according to claim 1, wherein: and a suction pipe joint (6) externally connected with a negative pressure suction device is fixedly connected in the rear end opening of the liquid drainage channel (13).