CN217471999U

CN217471999U - Hemostatic clamp with fluorescence imaging

Info

Publication number: CN217471999U
Application number: CN202120942811.9U
Authority: CN
Inventors: 谭智
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-04-30
Filing date: 2021-04-30
Publication date: 2022-09-23
Anticipated expiration: 2031-04-30

Abstract

The utility model belongs to the technical field of the medical instrument technique and specifically relates to a take hemostatic clamp of fluorescence video picture is related to, including the outer tube, install the drive assembly of outer tube one end and the centre gripping subassembly of the installation outer tube other end, the centre gripping subassembly is connected through the coupling assembling and the drive assembly that are located the outer tube, be provided with the fluorescent layer on the centre gripping subassembly, through the shining that uses peritoneoscope or other light sources at the operation in-process, obtain the reflection of light of the interior fluorescence hemostatic clamp of alimentary canal to obtain the accurate position of pathological change, implement the operation fast.

Description

Hemostatic clamp with fluorescence imaging function

Technical Field

The utility model belongs to the technical field of the medical instrument technique and specifically relates to a take hemostatic clamp of fluorescence video picture.

Background

Endoscopic Submucosal Dissection (ESD) is a new treatment means appearing in recent years, is a technology with good clinical application prospect, enables more early digestive tract cancers to be completely resected under an endoscope at one time, and avoids the pain of an open surgery and the resection of organs. Compared with the endoscope treatment methods such as laparotomy and EMR in the past, the ESD has the advantages that 1, the wound is small, 2, a patient can receive multiple treatments at multiple positions, 3, a doctor can obtain a complete histopathology specimen for analysis, and 4, the resection rate of tumors with large areas, irregular shapes or combined ulcers and scars is higher than 96%, so that the recurrence probability is reduced.

With the continuous development of modern digestive endoscopy diagnosis and treatment technologies, particularly the wide development of therapeutic endoscopes, the wide development of EMR \ ESD operation, the development of ESE \ EFR and the like derived from the EMR \ ESD operation, large-area mucosal defects or local gastrointestinal wall perforation continuously occur. The ability to suture the wound surface in time is often the most critical factor in preventing the development of more serious complications such as late bleeding and abdominal infection. During the operation, the doctor often needs time to distinguish the position of the lesion, so that the operation cannot be performed quickly, and the operation time is increased.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is: in order to overcome the problem that the suture wound is not timely due to the fact that the position of a pathological change cannot be rapidly distinguished in the prior art, the hemostatic clamp with the fluorescence imaging function is provided.

The utility model provides a technical scheme that its technical problem adopted is: the utility model provides a take hemostatic clamp of fluorescence imaging, includes the outer tube, installs the centre gripping subassembly at the drive assembly of outer tube one end and the installation outer tube other end, the centre gripping subassembly is connected through coupling assembling and the drive assembly who is located the outer tube, be provided with the fluorescent layer on the centre gripping subassembly, through the shining that uses peritoneoscope or other light sources, obtain the reflection of light of the fluorescence hemostatic clamp in the alimentary canal at the operation in-process to obtain the accurate position of pathological change, implement the operation fast.

In order to solve the problem of longer hemostatic clamp application of force, further include drive assembly includes handle and slidable mounting's sliding ring on the handle, set up the slide rail that extends along outer tube axis direction on the handle, the slide rail is used for supplying the sliding ring slip, thereby the removal through the sliding ring drives coupling assembling control centre gripping subassembly open and close.

In order to solve the problem of clamping, the clamping assembly further comprises a first clamp head and a second clamp head, the middle part of the first clamp head is hinged to the middle part of the second clamp head through a first connecting pin, a fixing rod in rotary connection is arranged at the end part of the first connecting pin, the end part of the fixing rod is fixedly connected with the inner wall of the outer tube, and a blood vessel is clamped through the matching of the first clamp head and the second clamp head.

In order to solve the problems that the clamping assembly is connected with the driving assembly and the clamping force of the clamping assembly is insufficient, the connecting assembly further comprises a first connecting rod, a second connecting rod, a spring and a core rod, one end of the first connecting rod is hinged to the tail end of the first tong head, one end of the second connecting rod is hinged to the tail end of the second tong head, the other end of the first connecting rod, the other end of the second connecting rod and one end of the core rod are hinged through a second connecting pin, the other end of the core rod is fixedly connected with the sliding ring, one end of the spring is fixedly connected with the tail end of the first connecting rod, one end of the spring is fixedly connected with the tail end of the second connecting rod, the clamping force when the clamping assembly is closed is increased through the spring, and the first connecting rod, the second connecting rod and the core rod are used for connecting the clamping assembly with the driving assembly to achieve force transmission.

The beneficial effects of the utility model are that: the utility model provides a take fluorescence hemostatic clamp, in alimentary canal endoscopy, to the position of pathological change, place one or several hemostatic clamps of taking fluorescence to in the surgery, through shining of peritoneoscope or other light sources, obtain the reflection of light of the fluorescence hemostatic clamp in the alimentary canal, thereby obtain the accurate position of pathological change, implement the operation.

Drawings

The present invention will be further explained with reference to the drawings and examples.

Fig. 1 is a schematic structural view of the closed state of the present invention;

fig. 2 is a schematic structural view of the open state of the present invention;

fig. 3 is an enlarged schematic view of the position a of the present invention.

In the figure: 1. the device comprises an outer tube, 2, a driving assembly, 21, a handle, 22, a sliding ring, 23, a sliding rail, 3, a clamping assembly, 31, a first tong head, 32, a second tong head, 33, a first connecting pin, 34, a fixing rod, 4, a fluorescent layer, 5, a connecting assembly, 51, a first connecting rod, 52, a second connecting rod, 53, a spring, 54, a core rod, 55 and a second connecting pin.

Detailed Description

The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic drawings and illustrate the basic structure of the present invention only in a schematic manner, and thus show only the components related to the present invention.

Fig. 1 is the structure diagram of the utility model, a hemostatic clamp with fluorescence imaging, including outer tube 1, install drive assembly 2 in outer tube 1 one end and install the centre gripping subassembly 3 of the outer tube 1 other end, centre gripping subassembly 3 is connected with drive assembly 2 through the coupling assembling 5 that is located outer tube 1, be provided with fluorescent layer 4 on the centre gripping subassembly 3, through the shining that uses peritoneoscope or other light sources at the operation in-process, obtain the reflection of light of the fluorescence hemostatic clamp in the alimentary canal to obtain the accurate position of pathological change, implement the operation fast.

As shown in fig. 1 and 2, the driving assembly 2 includes a handle 21 and a sliding ring 22 slidably mounted on the handle 21, a sliding rail 23 extending along the axial direction of the outer tube 1 is opened on the handle 21, the sliding rail 23 is used for allowing the sliding ring 22 to slide, and the connecting assembly 5 is driven by the movement of the sliding ring 22 so as to control the opening and closing of the clamping assembly 3.

The clamping assembly 3 comprises a first tong head 31 and a second tong head 32, the middle part of the first tong head 31 is hinged to the middle part of the second tong head 32 through a first connecting pin 33, a fixing rod 34 which is rotatably connected is arranged at the end part of the first connecting pin 33, and the end part of the fixing rod 34 is fixedly connected with the inner wall of the outer tube 1.

As shown in fig. 3, the connecting assembly 5 includes a first connecting rod 51, a second connecting rod 52, a spring 53 and a core rod 54, one end of the first connecting rod 51 is hinged to the tail end of the first binding clip 31, one end of the second connecting rod 52 is hinged to the tail end of the second binding clip 32, the other end of the first connecting rod 51, the other end of the second connecting rod 52 and one end of the core rod 54 are hinged through a second connecting pin 55, the other end of the core rod 54 is fixedly connected to the slip ring 22, one end of the spring 53 is fixedly connected to the tail end of the first connecting rod 51, one end of the spring 53 is fixedly connected to the tail end of the second connecting rod 52, the clamping force when the clamping assembly 3 is closed is increased through the spring 54, and the force transmission is realized by the first connecting rod 51, the second connecting rod 52 and the core rod 54 for connecting the clamping assembly 3 and the driving assembly 2.

In the gastrointestinal endoscopy, one or more fluorescent hemostatic clamps are placed at the position of a lesion, so that the reflection of the fluorescent hemostatic clamps in the gastrointestinal tract is obtained through the irradiation of a laparoscope or other light sources in a surgical operation, and the accurate position of the lesion is obtained to carry out the operation.

When the forceps is not used, the clamping assembly 3 is in a closed state, when the forceps is used, the core bar 54 is moved backwards by moving the sliding ring 22, the core bar 54 drives the first connecting rod 51 and the second connecting rod 52 to move towards the handle 21, the first connecting rod 51 and the second connecting rod 52 enable the connecting end of the first forceps head 31 and the connecting end of the second forceps head 32 to approach towards the axis of the outer tube 1, so that the clamping end of the first forceps head 31 and the clamping end of the second forceps head 32 are far away from each other, a part of a patient to be clamped is placed between the clamping end of the first forceps head 31 and the clamping end of the second forceps head 32, after the sliding ring 22 is loosened, under the elastic force of the spring 53, the clamping end of the first forceps head 31 and the clamping end of the second forceps head 32 are close to clamp a lesion part, and because the fluorescent layer 4 exists on the surfaces of the first forceps head 31 and the second forceps head 32, the fluorescent layer is fluorescent liquid, and is irradiated by a laparoscope or other light sources in the surgical procedure, obtaining the reflection of the fluorescent hemostatic clamp in the alimentary canal, thereby obtaining the accurate position of the lesion and implementing the operation.

In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.

Claims

1. The utility model provides a take hemostatic clamp of fluorescence imaging, characterized by, include outer tube (1), install drive assembly (2) and installation outer tube (1) the other end of outer tube (1) one end centre gripping subassembly (3), centre gripping subassembly (3) are connected through coupling assembling (5) and drive assembly (2) that are located outer tube (1), be provided with fluorescent layer (4) on centre gripping subassembly (3).

2. The fluoroscopic visualization hemostatic clip of claim 1, wherein: the driving assembly (2) comprises a handle (21) and a sliding ring (22) which is slidably mounted on the handle (21), a sliding rail (23) extending along the axial direction of the outer tube (1) is arranged on the handle (21), and the sliding rail (23) is used for the sliding ring (22) to slide.

3. The fluoroscopic visualization hemostatic clip of claim 1, wherein: the clamping assembly (3) comprises a first tong head (31) and a second tong head (32), the middle of the first tong head (31) and the middle of the second tong head (32) are hinged through a first connecting pin (33), a fixing rod (34) in rotating connection is arranged at the end part of the first connecting pin (33), and the end part of the fixing rod (34) is fixedly connected with the inner wall of the outer tube (1).

4. The fluoroscopic visualization hemostatic clip of claim 1, wherein: the connecting assembly (5) comprises a first connecting rod (51), a second connecting rod (52), a spring (53) and a core rod (54), one end of the first connecting rod (51) is hinged to the tail end of the first tong head (31), one end of the second connecting rod (52) is hinged to the tail end of the second tong head (32), the other end of the first connecting rod (51), the other end of the second connecting rod (52) and one end of the core rod (54) are hinged through a second connecting pin (55), the other end of the core rod (54) is fixedly connected with the sliding ring (22), one end of the spring (53) is fixedly connected with the tail end of the first connecting rod (51), and one end of the spring (53) is fixedly connected with the tail end of the second connecting rod (52).