CN219538412U - Clamping bin assembly and clip applier - Google Patents

Abstract

The utility model is suitable for the technical field of medical appliances, and provides a clamping bin assembly and a clamp applier, which comprise three clamping pipe assemblies with different diameters, wherein one ends of the three clamping pipe assemblies are arranged in a clamping cylinder, a T-shaped guide channel is arranged in the clamping cylinder, and the three clamping pipe assemblies are respectively positioned in each branch line groove of the T-shaped guide channel. Through rotating the guide ring that sets up in pressing from both sides a section of thick bamboo inside, and this guide ring inboard is provided with quarter circular arc board for promote each clamp pipe assembly and remove to the intersection hole department along T type guide way's straight line groove when the guide ring rotates, on the contrary clamp pipe assembly is when breaking away from the guide ring, and the intersection hole is yielded in advance return under the pulling effect of spring, and the rotation of guide ring is through gear, motor control, and the switching of each clamp pipe assembly is automatic operation, need not the manual work and operates through other instruments alone, facilitates the use more, also more accords with actual demand and actual operational environment when using.

Description

Clamping bin assembly and clip applier

Technical Field

The utility model belongs to the technical field of medical appliances, and particularly relates to a clamping bin assembly and a clip applier.

Background

Endoscopic surgical staplers and surgical clip appliers are known in the art and are used in many different and useful surgical procedures. In the case of laparoscopic surgery, access to the interior of the abdomen is achieved through a narrow tube or cannula inserted through a small entry incision in the skin. Minimally invasive surgery performed elsewhere in the body is often referred to as endoscopic surgery. The tube or cannula device is typically extended into the patient through an access incision to provide an access port. The port allows a surgeon to insert a number of different surgical instruments therethrough using a trocar and for performing a surgical procedure distal from the incision.

Patent: the working process of the CN112704534B clip applier clip cabin component and the medical operation clip applier is that the clip cabin is fixed in the first fixing cavity when in an initial state, and a user pushes the clip cabin after selecting a specific type of clip cabin according to the needs, so that the clip cabin can be moved into the second fixing cavity. It will be appreciated by those skilled in the art that the cartridge has opposite ends (the direction indicated by arrow A in FIG. 3 of the above-identified patent being the head end and the opposite direction being the tip, the head end being the end proximal to the patient and the tip being the end proximal to the user), and that typically the jaws fire at the head end. The head end of the clamping bin is arranged in the selection bin, and the clamping bin positioned in the second fixed cavity extends out in the tail end direction relative to the clamping bin positioned in the first fixed cavity so as to operate the clamping bin positioned in the second fixed cavity. The clamping bin is pushed by hands or other work, but the whole clamping bin assembly is partially positioned in the abdominal cavity, so that the clamping bin is not convenient to push in a separate mode, and can be pushed into the second fixed cavity by pushing, but the clamping bin which is positioned in the second fixed cavity is not convenient and fast to return to the original position, and even the clamping is easy to be blocked.

Disclosure of Invention

The utility model provides a clamping bin assembly and a clip applier, which aim to solve the problems that the switching of each clamping bin needs to push the clamping bin through hands or other work, but the whole clamping bin assembly is partially positioned in an abdominal cavity, the pushing of the clamping bin assembly is inconvenient in a separate mode, meanwhile, the clamping bin can be pushed into a second fixed cavity through pushing, but the returning of the clamping bin which is positioned in the second fixed cavity is not convenient and fast, and even the clamping is easy to occur.

The utility model is realized in such a way that the bin clamping assembly comprises three clamping pipe assemblies with different diameters, one ends of the three clamping pipe assemblies are all installed in a clamping cylinder, a T-shaped guide channel is arranged in the clamping cylinder, the three clamping pipe assemblies are respectively positioned in each branch line groove of the T-shaped guide channel, a spring for pulling the clamping pipe assemblies to return is arranged in each branch line groove, and a guide ring is rotationally arranged in the clamping cylinder and used for pushing each clamping pipe assembly to enter the junction of the T-shaped guide channel one by one.

Preferably, the clamping cylinder comprises a bottom plate, the bottom plate is provided with the T-shaped guide channel, the T-shaped guide channel comprises three branch line grooves with different diameters and an intersection hole, and the intersection hole and the central axis of the clamping cylinder are positioned on the same straight line.

Preferably, a T-shaped track groove is formed in the upper surface of the bottom plate, a flange is arranged on the outer side face of each pipe clamping assembly, and the lower end face of the flange slides along the track groove.

Preferably, the track groove is provided with the spring, one end of the spring is connected with the inner wall of the track groove, and the other end of the spring is connected with the outer wall of the flange.

Preferably, a ring groove is formed above the track groove on the inner side of the bottom plate, and the guide ring is positioned in the ring groove.

Preferably, a quarter circular arc plate is arranged on the upper layer of the guide ring and used for pushing the flange of each clamping tube assembly to move along the track groove.

Preferably, a circle of ring teeth is arranged on the lower layer of the guide ring, the ring teeth are connected with a gear in a meshed mode, a miniature motor is arranged at the lower end of the gear, and the motor is accommodated in the accommodating hole of the bottom plate.

Preferably, each of said tube clamping assemblies contains a jaw within the interior thereof through which work is to be performed.

The utility model is embodied in a clip applier comprising a handle assembly and a cartridge assembly as defined in any one of the preceding claims, the handle assembly driving jaws in the cartridge assembly for operation.

Compared with the prior art, the utility model has the beneficial effects that: according to the clamping bin assembly and the clamp applier, the guide ring is rotatably arranged in the clamping cylinder, the quarter arc plate is arranged on the inner side of the guide ring and used for pushing each clamping tube assembly to move towards the junction hole along the linear groove of the T-shaped guide channel when the guide ring rotates, otherwise, when the clamping tube assembly is separated from the guide ring, the junction hole is reserved in advance under the pulling action of the spring, the rotation of the guide ring is controlled by the gear and the motor, the switching of each clamping tube assembly is automatically operated, the operation is carried out without manual operation by other tools, the clamping tube assembly is more convenient to use, and the clamping tube assembly is more in accordance with the actual requirements and the actual operating environment when in use.

Drawings

FIG. 1 is a schematic view of the structure of a clip applier of the present utility model;

FIG. 2 is a schematic view of the cross-sectional structure of the A-A direction in FIG. 1;

FIG. 3 is a schematic view of the B-B cross-sectional structure of FIG. 2;

FIG. 4 is an enlarged schematic view of the structure at C in FIG. 3;

FIG. 5 is an enlarged schematic view of the structure shown at D in FIG. 3;

in the figure:

100. a cartridge assembly; 110. a tube clamping assembly; 111. a flange; 120. a clamping cylinder; 121. a bottom plate; 122. a track groove; 123. a ring groove; 124. an accommodating hole; 130. a T-shaped guide channel; 131. a branch line groove; 132. a junction hole; 140. a spring; 150. a guide ring; 151. an arc plate; 152. ring teeth; 160. a gear; 170. a motor;

200. a handle assembly.

Detailed Description

The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

Referring to fig. 1-5, the present utility model provides a technical solution:

the bin clamping assembly comprises three clamping tube assemblies 110 with different diameters, one ends of the three clamping tube assemblies 110 are all installed in a clamping cylinder 120, a T-shaped guide channel 130 is arranged in the clamping cylinder 120, the three clamping tube assemblies 110 are respectively located in each branch line slot 131 of the T-shaped guide channel 130, a spring 140 for pulling the clamping tube assemblies 110 to return is arranged in each branch line slot 131, and a guide ring 150 is rotationally arranged in the clamping cylinder 120 and used for pushing each clamping tube assembly 110 to enter the junction of the T-shaped guide channels 130 one by one.

In this embodiment, the guide ring 150 is rotatably disposed inside the clip barrel 120, and a quarter arc plate 151 is disposed inside the guide ring 150, so as to push each clip tube assembly 110 to move along the linear slot of the T-shaped guide channel 130 toward the intersection hole 132 when the guide ring 150 rotates, whereas the clip tube assemblies 110 release the intersection hole 132 in advance under the pulling action of the springs 140 when they are separated from the guide ring 150, so that the switching of each clip tube assembly 110 is automated in the whole process, no manual operation is required by a tool alone, and more convenient and quick use is achieved.

The clamping cylinder 120 comprises a bottom plate 121, a T-shaped guide channel 130 is formed on the bottom plate 121, the T-shaped guide channel 130 comprises three branch line grooves 131 with different diameters and an intersection hole 132, and the intersection hole 132 and the central axis of the clamping cylinder 120 are positioned on the same straight line. The upper surface of the bottom plate 121 is provided with a T-shaped track groove 122, and the outer side surface of each clamping tube assembly 110 is provided with a flange 111, and the lower end surface of the flange 111 slides along the track groove 122. A spring 140 is provided in the trace groove 122, and one end of the spring 140 is connected to an inner wall of the trace groove 122, and the other end is connected to an outer wall of the flange 111. A ring groove 123 is provided above the track groove 122 on the inner side of the bottom plate 121, and the guide ring 150 is located in the ring groove 123. The upper layer of the guide ring 150 is provided with a quarter-circular arc plate 151 for pushing the flange 111 of each clamp tube assembly 110 to move along the track groove 122. The lower layer of the guide ring 150 is provided with a ring gear 152, the ring gear 152 is connected with a gear 160 in a meshing way, a miniature motor 170 is arranged at the lower end of the gear 160, and the motor 170 is accommodated in the accommodating hole 124 of the bottom plate 121.

It should be noted that, the electric storage module and the wireless remote control module are additionally arranged in the clamping cylinder 120 to control the motor 170, or a control cable is additionally arranged in the clamping cylinder 120, and two ends of the cable are respectively connected to the motor 170 and the handle assembly 200, so that the opening and closing of the motor 170 and the rotation control of the handle assembly 200 or other external controllers can be realized. When the motor 170 is started, the gear 160 drives the ring gear 152 meshed with the motor to rotate, the guide plate fixedly connected with the ring gear 152 rotates along the ring groove 123, the guide plate drives the circular arc plate 151 to rotate, so that the circular arc plate 151 slowly extrudes the flange 111 of the first clamp pipe assembly 110 in the clockwise rotation direction, the clamp pipe assembly 110 moves along the track groove 122 by the flange 111, the clamp pipe assembly 110 moves towards the junction hole 132 along the branch line groove 131, if the clamp pipe assembly 110 is selected, the motor 170 is stopped when the clamp pipe assembly 110 moves to the junction hole 132, otherwise, if the clamp pipe assembly 110 is not selected, the motor 170 continues to rotate, the circular arc plate 151 is separated from the clamp pipe assembly 110 to slowly extrude the next clamp pipe assembly 110, and meanwhile, the clamp pipe assembly 110 is pulled back into the branch line groove 131 again under the action of the spring 140 until the target clamp pipe assembly 110 moves to the junction hole 132, and then the clamp pipe assembly 110 is stopped to the junction hole 132, and the clamp pipe assembly 200 is combined with the clamp pipe assembly 110.

Each tube clamping assembly 110 contains one jaw within its interior through which work is to be performed.

Because one jaw is arranged in each clamping tube assembly 110, and the diameter specification of each clamping tube assembly 110 is not the same, the clamping bins similar to the selection bin are additionally arranged on the medical operation clamp applicator, different sizes of clamping bins can be loaded, and during operation, a user can expect and/or need to use the clamping bins with different sizes for operation.

A clip applier comprising a handle assembly 200 and a clip cartridge assembly 100 as described above, the handle assembly 200 driving the jaws of the clip cartridge assembly 100 into operation.

Further; it should be appreciated that the present utility model is a selective innovation with respect to the cartridge assembly 100 portion, and that no change has been made to the original body manipulation device, and that the prior art clip applier can be manipulated by providing an actuator assembly in addition to the handle assembly 200, and that neither the handle assembly 200 nor the actuator assembly are known in the art and will not be described in detail herein. In addition, the utility model is more in line with the existing use mode and training, and is more convenient for daily use.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.

Claims (9)

1. A cartridge assembly, characterized in that: including three clamp pipe assemblies (110) that the diameter is different, three clamp pipe assemblies (110) one end is all installed in clamp section of thick bamboo (120), be provided with T type guide channel (130) in clamp section of thick bamboo (120), three clamp pipe assemblies (110) are located respectively in each branch line groove (131) of T type guide channel (130), every be provided with in branch line groove (131) and be used for pulling clamp pipe assemblies (110) return spring (140), just clamp section of thick bamboo (120) are rotated and are provided with guide ring (150) for promote each clamp pipe assemblies (110) to enter into one by one the junction of T type guide channel (130).

2. The cartridge assembly of claim 1, wherein: the clamping cylinder (120) comprises a bottom plate (121), the bottom plate (121) is provided with a T-shaped guide channel (130), the T-shaped guide channel (130) comprises three branch line grooves (131) with different diameters and an intersection hole (132), and the intersection hole (132) and the central axis of the clamping cylinder (120) are positioned on the same straight line.

3. A cartridge assembly according to claim 2, wherein: t-shaped track grooves (122) are formed in the upper surface of the bottom plate (121), flanges (111) are arranged on the outer side faces of the clamping tube assemblies (110), and the lower end faces of the flanges (111) slide along the track grooves (122).

4. A cartridge assembly according to claim 3, wherein: the track groove (122) is internally provided with the spring (140), one end of the spring (140) is connected with the inner wall of the track groove (122), and the other end of the spring is connected with the outer wall of the flange (111).

5. The cartridge assembly of claim 4, wherein: an annular groove (123) is formed above the track groove (122) on the inner side of the bottom plate (121), and the guide ring (150) is positioned in the annular groove (123).

6. The cartridge assembly of claim 5, wherein: the upper layer of the guide ring (150) is provided with a quarter circular arc plate (151) for pushing the flange (111) of each clip tube assembly (110) to move along the track groove (122).

7. The cartridge assembly of claim 5, wherein: the lower layer of the guide ring (150) is provided with a ring gear (152), the ring gear (152) is connected with a gear (160) in a meshed mode, a miniature motor (170) is arranged at the lower end of the gear (160), and the motor (170) is accommodated in an accommodating hole (124) of the bottom plate (121).

8. The cartridge assembly of claim 1, wherein: each of the tube clamping assemblies (110) contains a jaw within an interior thereof through which work is to be performed.

9. A clip applier characterized by: comprising a handle assembly (200) and a cartridge assembly (100) according to any of claims 1 to 8, said handle assembly (200) driving jaws in said cartridge assembly (100) for operation.