CN213850847U

CN213850847U - Inflatable flexible grasping and sucking device under endoscope

Info

Publication number: CN213850847U
Application number: CN202022425947.0U
Authority: CN
Inventors: 张硕存
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-10-28
Filing date: 2020-10-28
Publication date: 2021-08-03
Anticipated expiration: 2030-10-28

Abstract

An inflatable flexible grasping suction device under a scope, comprising: the intestines pincers body, the intestines pincers body includes: the forceps head end consists of at least two forceps jaws and a working arm for controlling the opening and closing of the forceps head end; protective layers are coated on the end of the pliers head and the outer wall of the working arm together; the protective layer includes: the flexible forceps clip protection section is fixed with the forceps clip on the corresponding side along the side wall edges of the two forceps clips which are far away from each other, and the tubular protection section is of an integrated structure with the forceps clip protection section and is sleeved outside the working arm; one end of the tubular protection section, which is far away from the end of the pliers head, is fixed on the side wall of the working arm in a sealing way; the side wall of the protective layer is hollow, and the clamp protective section is communicated with the tubular protective section; the clamp comprises a clamp head end, a tubular protection section and a clamp jaw protection section, wherein the clamp jaw protection section is arranged on the clamp head end, and the clamp jaw protection section is provided with a clamp opening.

Description

Inflatable flexible grasping and sucking device under endoscope

Technical Field

The application specifically discloses an aerify flexible suction device of grabbing under chamber mirror.

Background

At present, the laparoscopic operating instruments are all metal instruments, such as: conventional atraumatic grasper designs, while blunt, may still cause tissue damage when grasping poorly defined tissue, such as mesentery, or even the end of the grasper penetrating the tissue, causing damage or bleeding.

In some operations, when a plurality of domestic experts use instruments such as an intestinal clamp, the intestinal clamp is often used for holding a single piece of gauze, a gauze block or a sponge mass for exposure, so that on one hand, tissues can be well protected, injuries are reduced, on the other hand, bloody exudations can be sucked away, and the operation visual field is kept clean.

However, there are still many disadvantages in using this method, such as: if the gauze is too large in size, although a good attraction effect can be achieved, the gauze is inconvenient to use and even difficult to expose the operation visual field; if the gauze is too small in volume, once the gauze enters the abdominal cavity, the gauze is covered by visceral organs of the abdominal cavity, and hidden troubles are difficult to find.

Disclosure of Invention

In view of the above-mentioned drawbacks and deficiencies of the prior art, the present application aims to provide an endoscopic inflatable flexible grasping suction device which can effectively expose the surgical field and protect the tissue as much as possible to avoid damaging the tissue.

According to the technical scheme provided by the embodiment of the application, the method further comprises the following steps: the suction tube is arranged in the tubular protection section and extends along the axial direction of the working arm; one end of the suction tube close to the air inlet penetrates through the tubular protection section and is connected with the tubular protection section in a sealing mode; and one end of the clamp protection section, which is far away from the air inlet, penetrates through the tubular protection section or the clamp protection section and is correspondingly connected with the tubular protection section or the clamp protection section in a sealing mode.

According to the technical scheme provided by the embodiment of the application, the jaw protection section is of a grid-shaped structure, and all grids are communicated with each other.

According to the technical scheme provided by the embodiment of the application, the number of the suction tubes is at least two, and one side of each suction tube, which is close to the forceps head end, is exposed out of the forceps jaw protection section from the grids of the forceps jaw protection section.

According to the technical scheme provided by the embodiment of the application, the suction tube comprises: a first suction tube and a second suction tube; the length of the first suction tube is greater than that of the second suction tube; the free end of the first suction tube is exposed out of the mesh of the jaw protection section and the free end of the second suction tube is exposed in the middle of the tubular protection section.

According to the technical scheme provided by the embodiment of the application, the outer wall of the jaw protection section is provided with a flexible protruding part.

According to the technical scheme provided by the embodiment of the application, the protrusion part comprises: a first projection in communication with an interior of the jaw protection segment and a second projection not in communication with the interior of the jaw protection segment; the free end of the first protruding part is open, and the suction tube can enter the first protruding part and is connected with the inner wall of the first protruding part in a sealing mode.

According to the technical scheme provided by the embodiment of the application, the free end of the suction tube exposed out of the first protrusion part is bent towards one side close to the protective layer and is in annular joint with the outer wall of the first protrusion part.

According to the technical scheme provided by the embodiment of the application, the inner wall of the suction tube entering the outside of the first protruding part is provided with a blockage adjusting structure; the obstruction adjustment structure includes: the annular interval sets up and is wedge-shaped adjustment flap, the adjustment flap is followed attract pipe axial extension.

According to the technical scheme provided by the embodiment of the application, the adjusting sheet comprises: a tip portion and a blunt end portion higher than the tip portion; the tip end and the blunt end of two adjacent adjusting sheets face to opposite directions.

To sum up, the application discloses aerify flexible grabbing suction device under chamber mirror. This technical scheme has add the design of inside hollow protective layer and has designed this protection and include on the structure basis of intestines pincers body: the forceps holder protection section is used for protecting the forceps holder, and the tubular protection section is of an integrated structure with the forceps holder protection section and is sleeved outside the working arm. Based on the design of the protective layer, when gas is injected from the gas inlet on the tubular protective section, the gas gradually enters the flexible clamp protective section along the tubular protective section, so that the whole volume of the clamp protective section is gradually increased from small to small, the clamp can be flexibly protected, and in addition, the clamp protective section filled with the gas can block the limitation of tissues in the abdominal cavity on the use of the intestinal clamp, so that the operation visual field is exposed to the maximum extent. Specifically, the flexible clamp protection section is fixed with the clamp of the corresponding side along the side wall edge where the two clamps are far away from each other, and in the process of using the intestinal clamp, the outer wall of the end of the clamp which is flexibly protected is coated, so that the tissue can be protected as far as possible, and the tissue is prevented from being damaged.

According to other technical schemes in the application, the technical scheme is further optimized, a suction tube is additionally arranged in the tubular protection section, the suction tube extends axially along the working arm, and one end, close to the air inlet, of the suction tube penetrates through the tubular protection section and is in sealing connection with the tubular protection section; and one end of the clamp protection section, which is far away from the air inlet, penetrates through the tubular protection section or the clamp protection section and is correspondingly connected with the tubular protection section or the clamp protection section in a sealing mode. The side wall of the tubular protection section or the clamping jaw protection section is connected with the protection section in a sealing mode, so that the sealing environment of the protection layer is not affected, and in addition, due to the design of the suction pipeline, when the suction pipeline is exposed outside the tubular protection section and one end far away from the clamp head end is connected with the negative pressure device, tissue liquid around the intestinal clamp body can be sucked, the operation visual field is exposed to the greater extent, and a better using environment is provided for the intestinal clamp. In addition, the arrangement of the suction pipeline is further optimized in the application.

Other technical schemes in the application are further optimized, the protruding part is additionally arranged outside the jaw protection section, and when the jaw protection section is integrally supported, the protruding part can play a primary fixing role; in addition, the structure of the protruding part can be further optimized, and the design of the suction tube is matched, so that the practicability of the technical scheme in the application is higher.

Drawings

Other features, objects and advantages of the present application will become more apparent upon reading of the following detailed description of non-limiting embodiments thereof, made with reference to the accompanying drawings in which:

FIG. 1a shows an embodiment of an endoscopic inflatable flexible grip suction device.

FIG. 1b shows an embodiment of an endoscopically inflatable flexible grip suction device.

Figure 2a shows an embodiment of an endoscopically inflatable flexible grip suction device.

Figure 2b shows an embodiment of an endoscopically inflatable flexible grip suction device.

Figure 3 illustrates one embodiment of an endoscopic inflatable flexible grip suction device.

Figure 4 shows an embodiment of an endoscopic inflatable flexible grip suction device.

Figure 5 illustrates one embodiment of an endoscopically inflatable flexible grip suction device.

Figure 6 shows an embodiment of an endoscopic inflatable flexible grip suction device.

Figure 7 illustrates one embodiment of an endoscopically inflatable flexible grip suction device.

FIG. 8a shows an embodiment of the end face structure of the suction tube in the endoscopic inflatable flexible grip suction device.

FIG. 8b shows an embodiment of the end face configuration of the suction tube in an endoscopic inflatable flexible grip suction device.

Fig. 8c shows a specific embodiment of the adjustment flap.

Detailed Description

The present application will be described in further detail with reference to the following drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the relevant invention and not restrictive of the invention. It should be noted that, for convenience of description, only the portions related to the present invention are shown in the drawings.

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.

Please refer to fig. 1a and 1b, which show an embodiment of the endoscopic inflatable flexible gripping suction device.

An inflatable flexible grasping suction device under a scope, comprising: intestinal pincers body 10, intestinal pincers body 10 includes: a forceps head 11 formed by at least two jaws and a working arm 12 for controlling the opening and closing of the forceps head 11. The structure and the application method of the intestinal forceps body have been described in the prior art, and are not described herein.

The outer walls of the forceps head end 11 and the working arm 12 are coated with a protective layer 20; the protective layer 20 includes: the flexible forceps holder protection section 21 is fixed with the forceps holders on the corresponding side along the side wall edges of the two forceps holders far away from each other, and the tubular protection section 22 is of an integral structure with the forceps holder protection section 21 and is sleeved outside the working arm 12; the end of the tubular protection section 22 far away from the tong-head end 11 is fixed on the side wall of the working arm 12 in a sealing way.

Specifically, the forceps holder protection section can be of a single-layer structure, is hollow inside, and forms a capsule structure after inflation, so that the forceps holder can be protected, tissues can be protected as far as possible, and the tissues are prevented from being damaged. Based on this design, the clamp protection section 21 is fixed with the clamp of corresponding side along the lateral wall border that two clamps kept away from each other, can realize cladding two clamps, and when grabbing the tissue, the existence of protective layer can avoid the tong-end to penetrate the tissue effectively, causes injury or hemorrhage.

Specifically, the tubular protection section is made of a rigid material relative to the jaw protection section, does not deform due to gas filling, has wear-resistant and damage-resistant outer wall material, has a hollow side wall, is hollow on the side wall of the protection layer 20, and is communicated with the jaw protection section 21 and the tubular protection section 22.

Based on the design, the whole inside of the protective layer forms a closed environment, so that the gas can be conveniently filled and smoothly transmitted to the clamp protection section. An air inlet is formed in one end, far away from the forceps head end 11, of the tubular protection section 22, and the volume of the forceps jaw protection section 21 can be adjusted by inflating and deflating air from the air inlet to the forceps jaw protection section 21 through the tubular protection section 22.

In fig. 1a, the flexible protective layer is in an uninflated state; in fig. 1b, the flexible protective layer is in an inflated state.

In the prior art, the conventional non-invasive grasping forceps design has the defect that the forceps end is round and blunt, but when the forceps end is used for grasping poor and fragile tissues such as mesentery, the tissue injury can be caused, and even the forceps end penetrates into the tissues, so that the injury or bleeding is caused.

When gas is injected from the gas inlet on the tubular protection section, the gas gradually enters the flexible jaw protection section along the tubular protection section, so that the whole volume of the jaw protection section is gradually increased from small to small, the jaws can be flexibly protected, in addition, the jaw protection section filled with the gas can obstruct the limitation of tissues in the abdominal cavity on the use of the intestinal jaws, and the operation visual field is exposed to the maximum extent. When the laparoscope is used, the gas in the protective layer can be discharged, and the laparoscope can be conveniently and conveniently taken out of the hole from the laparoscope.

Please refer to fig. 2a and 2b, which illustrate an embodiment of the endoscopic inflatable flexible gripping suction device.

An endoscopic inflatable flexible grip suction device as shown in fig. 2a and 2b, further comprising: a suction tube 30 disposed within the tubular protective section 22 and the suction tube 30 extends axially along the working arm 12; one end of the suction tube 30 close to the air inlet penetrates through the tubular protection section 22 and is connected with the tubular protection section in a sealing way; and one end of the pipe-shaped protective section 22 or the clamping protective section 21, which is far away from the air inlet, penetrates through the pipe-shaped protective section and is correspondingly connected with the pipe-shaped protective section in a sealing mode.

Wherein:

in fig. 2a, the protective layer is not filled with gas.

In fig. 2b, the protective layer is filled with gas.

The suction tube is additionally arranged in the tubular protection section, the suction tube extends axially along the working arm, and one end, close to the air inlet, of the suction tube penetrates through the tubular protection section and is connected with the tubular protection section in a sealing mode; and one end of the clamp protection section, which is far away from the air inlet, penetrates through the tubular protection section or the clamp protection section and is correspondingly connected with the tubular protection section or the clamp protection section in a sealing mode. In the design, one end of the suction tube, which is relatively far away from the air inlet, can selectively penetrate through the tubular protection section and the jaw protection section, and the end of the suction tube, which is relatively far away from the air inlet, needs to be in sealing connection with the part penetrated through by the end no matter the end penetrates through the tubular protection section or the jaw protection section.

The side wall of the tubular protection section or the clamping jaw protection section is connected with the protection section in a sealing mode, so that the sealing environment of the protection layer is not affected, and in addition, due to the design of the suction pipeline, when the suction pipeline is exposed outside the tubular protection section and one end far away from the clamp head end is connected with the negative pressure device, tissue liquid around the intestinal clamp body can be sucked, the operation visual field is exposed to the greater extent, and a better using environment is provided for the intestinal clamp.

Please refer to fig. 3, which shows an embodiment of the endoscopic inflatable flexible grasping suction device.

In the structure shown in fig. 3, the jaw protection section 21 has a grid-like structure and all grids are connected with each other.

Based on the design, the grid-shaped design of the jaw protection section 21 enables the jaw protection section 21 to have uneven surface height, and the friction force is easy to increase.

Please refer to fig. 4, which shows an embodiment of the endoscopic inflatable flexible grasping suction device.

At least two suction tubes 30 are provided, and one side of the suction tube 30 close to the forceps head end 11 is exposed out of the forceps protecting section 21 from the mesh of the forceps protecting section 21.

In the design provided in fig. 4, the present embodiment optimizes the placement of the suction pipe. When the number of the suction tubes is increased under the permission of the tubular protection section, the suction efficiency can be improved to a certain extent. In addition, when one side of the suction tube 30 close to the forceps head end 11 is exposed out of the forceps jaw protection section 21 from the mesh of the forceps jaw protection section 21, the end of the suction tube can be prevented from damaging tissues in the abdominal cavity, and the mesh can provide a certain hiding effect.

Further, referring to fig. 5, the number of the suction tubes may be preferably designed to be two.

The suction tube 30 includes: a first suction tube 31 and a second suction tube 32; the length of the first suction tube 31 is greater than the length of the second suction tube 32; the free end of the first suction tube 31 is exposed outside the mesh of the jaw protection section 21 and the free end of the second suction tube 32 is exposed in the middle of the tubular protection section 22.

Based on the design, in view of the existence of first suction tube and second suction tube, can realize the hierarchical design of tissue fluid suction, be convenient for realize the quick suction of tissue fluid, raise the efficiency. In addition, once any one suction tube is plugged, the remaining suction tubes can still function.

Optionally, when the number of the suction tubes is three, four or five, the free ends of the suction tubes are distributed in a step shape along the axial direction of the working arm.

Please refer to fig. 6, which shows an embodiment of the endoscopic inflatable flexible grasping suction device.

The outer wall of the jaw protection section 21 is provided with a flexible protrusion 23.

The design of the protruding part in fig. 6 can clamp the uneven surface height of the protection section 21, and the friction force is easily increased.

Preferably, referring to fig. 7, in fig. 7, the protrusion includes two structures, namely:

the protrusion 23 includes: a first protrusion 231 communicating with the inside of the jaw protection section 21 and a second protrusion 232 not communicating with the inside of the jaw protection section 21; the free end of the first protrusion 231 is open and the suction tube 30 can enter the first protrusion 231 and be connected with the inner wall thereof in a sealing manner.

Based on the specific design in fig. 7, the first protruding part can be connected with the suction tube, so that the hidden design of the suction tube is realized, the damage of the end part of the suction tube to the tissues in the abdominal cavity can be avoided, and the overall design of the inside and the outside of the protective layer is optimized.

The second boss is designed to provide a certain supporting force for the jaw.

In addition to the above embodiment, the free end of the suction tube 30 exposed outside the first protrusion 231 is bent toward the side close to the protective layer 20 and is in loop contact with the outer wall of the first protrusion 231. Based on the design, the connection relation between the first protrusion part and the suction pipe can enhance the sealing performance between the first protrusion part and the suction pipe, and gas leakage can be prevented.

Please refer to fig. 8a and 8b, which illustrate an embodiment of the end face structure of the suction tube in the endoscopic inflatable flexible grasping suction device.

The inner wall of the suction tube 30 entering the outside of the first protruding part 231 is provided with a blockage adjusting structure; the obstruction adjustment structure includes: the adjusting sheets 40 are arranged at intervals in a ring shape and are wedge-shaped, and the adjusting sheets 40 axially extend along the suction tube 30.

The inner wall of the suction tube 30 entering the outside of the first protruding part is provided with a blockage adjusting structure; the obstruction adjustment structure includes: the adjusting sheets 40 are arranged at intervals in a ring shape and are wedge-shaped, and the adjusting sheets 40 axially extend along the suction tube 30.

In view of the possibility of remaining part of tissue debris in the tissue fluid, the tissue debris can easily enter the suction tube under the action of the negative pressure device, so that the suction pipeline is disabled, and the suction efficiency of the suction tube is reduced.

The specific design in fig. 8a can utilize the design of the adjustment flap in the obstruction adjustment structure to achieve the mitigation of the above situation, and the specific principle is as follows:

the adjustment sheet annular interval sets up, can play preliminary separation effect, prevents that too big tissue from getting into in the suction tube.

Even if part of small tissues are hung between the regulating pieces, the free end of the suction tube can generate rhythmic vibration under the action of the negative pressure device, the small tissues are contacted with the regulating pieces under the vibration force, the small tissues can be divided by the regulating pieces under the action of the negative pressure device, and the suction tube cannot be blocked even if the small tissues enter the suction tube.

Preferably, the adjustment sheet 40 includes: a tip portion 41 and a blunt end portion 42 higher than the tip portion 41; the tip portion 41 and the blunt end portion 42 of two adjacent tabs 40 face in opposite directions. Namely: for example, when the tip of any one of the adjustment pieces faces the inside of the suction tube, the tip of the adjacent adjustment piece faces the outside of the suction tube.

Based on the design, the heights of the adjusting pieces in the blockage adjusting structure at the edge of the free end of the suction tube are different, so that a better screening effect can be realized; larger tissues can not enter, smaller tissues can pass through smoothly, and the free end of the suction tube can not be blocked.

More preferably, in the specific design of fig. 8c, the adjusting tab comprises: a tip portion 41 and a blunt end portion 42 higher than the tip portion 41; a groove-shaped transition part 43 is arranged between the tip part 41 and the blunt end part 42, and the free edge of the adjusting sheet can be centered at the transition part to form an accommodating space, so that the blockage is further prevented.

The above description is only a preferred embodiment of the application and is illustrative of the principles of the technology employed. It will be appreciated by a person skilled in the art that the scope of the invention as referred to in the present application is not limited to the embodiments with a specific combination of the above-mentioned features, but also covers other embodiments with any combination of the above-mentioned features or their equivalents without departing from the inventive concept. For example, the above features may be replaced with (but not limited to) features having similar functions disclosed in the present application.

Claims

1. The utility model provides an aerify flexible suction device of grabbing under chamber mirror which characterized in that:

the method comprises the following steps: intestinal forceps body (10), intestinal forceps body (10) includes: the forceps head end (11) consists of at least two forceps jaws and a working arm (12) for controlling the opening and closing of the forceps head end (11);

the outer walls of the tong head end (11) and the working arm (12) are coated with a protective layer (20) together; the protective layer (20) comprises: the flexible clamp protection section (21) is fixed with the clamp at the corresponding side along the side wall edge of the two clamps which are far away from each other, and the tubular protection section (22) which is in an integrated structure with the clamp protection section (21) and is sleeved outside the working arm (12) is arranged; one end of the tubular protection section (22) far away from the tong head end (11) is fixed on the side wall of the working arm (12) in a sealing way;

the side wall of the protective layer (20) is hollow, and the clamp protective section (21) is communicated with the tubular protective section (22); the clamp is characterized in that an air inlet is formed in one end, far away from the clamp end (11), of the tubular protection section (22), and the volume of the clamp protection section (21) can be adjusted by inflating and deflating air from the air inlet to the clamp protection section (21) through the tubular protection section (22).

2. The laparoscopic inflatable flexible grasping suction device according to claim 1, wherein:

further comprising: a suction tube (30) disposed within the tubular protective section (22) and the suction tube (30) extending axially along the working arm (12);

one end of the suction tube (30) close to the air inlet penetrates through the tubular protection section (22) and is connected with the tubular protection section in a sealing mode; and one end of the pipe-shaped protective section (22) or the clamping protective section (21) far away from the air inlet penetrates through the pipe-shaped protective section and is correspondingly connected with the pipe-shaped protective section in a sealing mode.

3. The laparoscopic inflatable flexible grasping suction device according to claim 2, wherein: the jaw protection section (21) is of a grid-shaped structure, and all grids are communicated with each other.

4. The laparoscopic inflatable flexible grasping suction device according to claim 3, wherein: the number of the suction tubes (30) is at least two, and one side of each suction tube (30) close to the forceps head end (11) is exposed out of the forceps holder protection section (21) from the meshes of the forceps holder protection section (21).

5. The laparoscopic inflatable flexible grasping suction device according to claim 4, wherein:

the suction tube (30) includes: a first suction tube (31) and a second suction tube (32); the length of the first suction tube (31) is greater than the length of the second suction tube (32);

the free end of the first suction tube (31) is exposed outside the mesh of the jaw protection section (21) and the free end of the second suction tube (32) is exposed in the middle of the tubular protection section (22).

6. An endoscopic inflatable flexible grip suction device according to any one of claims 1 to 5, wherein:

and a flexible protruding part (23) is arranged on the outer wall of the jaw protection section (21).

7. The laparoscopic inflatable flexible grasping suction device according to claim 6, wherein:

the protrusion (23) includes: a first protrusion (231) communicating with the inside of the jaw protection section (21) and a second protrusion (232) not communicating with the inside of the jaw protection section (21); the free end of the first protrusion part (231) is open, and the suction tube (30) can enter the first protrusion part (231) and is connected with the inner wall of the first protrusion part in a sealing mode.

8. The laparoscopic inflatable flexible grip suction device according to claim 7, wherein:

the free end of the suction tube (30) exposed out of the first protrusion part (231) is bent to the side close to the protective layer (20) and is in annular joint with the outer wall of the first protrusion part (231).

9. An endoscopic inflatable flexible grip suction device according to claim 7 or 8, characterized in that:

the inner wall of the suction tube (30) entering the outside of the first protruding part (231) is provided with a blockage adjusting structure; the obstruction adjustment structure includes: the adjusting sheets (40) are arranged at intervals in a ring shape and are wedge-shaped, and the adjusting sheets (40) axially extend along the suction tube (30).

10. The laparoscopic inflatable flexible grip suction device according to claim 9, wherein:

the adjustment flap (40) comprises: a tip portion (41) and a blunt end portion (42) higher than the tip portion (41); the tip end (41) and the blunt end (42) of two adjacent adjusting sheets (40) face opposite directions.