CN214857210U - Two-way grasping forceps for digestive endoscopy - Google Patents

Abstract

The utility model belongs to the field of medical equipment, specifically disclose a two-way nipper of digestion endoscope, including the nipper body, the side of nipper body is inlayed and is had solid pincers handle, the up end of solid pincers handle is rotated and is installed and move the pincers handle, move the tip of pincers handle and the tip fixed connection of nipper body, the preceding terminal surface of solid pincers handle is inlayed and is had and hold carrier, the preceding terminal surface that holds carrier extends has the multiunit to hinder a dogtooth, the preceding terminal surface that moves the pincers handle extends and has the frame, it runs through in the inside of frame to hold carrier activity, the preceding terminal surface of frame runs through and installs the pulling piece, the tip that pulls piece is inlayed and is hindered a frid, the rear end face that hinders a frid compresses tightly in the preceding terminal surface that holds carrier, hinder a dogtooth activity and run through in the rear end face that hinders a frid. The utility model discloses can guarantee its normal use when improving the operation success rate.

Description

Two-way grasping forceps for digestive endoscopy

Technical Field

The utility model belongs to the field of medical equipment, a two-way nipper for digestive endoscopy is specifically disclosed.

Background

Along with the rapid development of the digestive endoscopy technology, gastrointestinal perforation can also be directly closed under an endoscope, a perforated wound needs to be clamped through the two-way grasping forceps when a closed operation is performed, the existing two-way grasping forceps drive the jaws at the end parts of the two-way grasping forceps to be closed through pressing the forceps handles when in use, however, the force applied by the operation mode cannot be controlled, the phenomenon that the wound is damaged due to the fact that the clamping force caused by rapid closing of the jaws is too large due to too large pressing force is caused, and the success rate of the operation is seriously affected.

SUMMERY OF THE UTILITY MODEL

In view of the above, the present invention provides a bidirectional grasper for a digestive endoscope to solve the above problems in the prior art.

In order to achieve the above purpose, the utility model provides a bidirectional nipper for a digestive endoscope, which comprises a nipper body, a fixed clamp handle is embedded on the side surface of the grasping clamp body, a movable clamp handle is rotatably arranged on the upper end surface of the fixed clamp handle, the end part of the movable clamp handle is fixedly connected with the end part of the grasping clamp body, the front end surface of the fixed clamp handle is embedded with a bearing piece, a plurality of groups of position-blocking convex teeth extend from the front end surface of the bearing piece, a frame extends from the front end surface of the movable clamp handle, the bearing piece is movably penetrated in the frame, the front end surface of the frame is penetrated with a pulling piece, the end part of the pulling part is embedded with a position-resisting groove plate, the rear end surface of the position-resisting groove plate is tightly pressed on the front end surface of the bearing part, the position blocking convex teeth penetrate through the rear end face of the position blocking groove plate in a movable mode, a jacking spring is wound on the outer side of the pulling piece and is located between the front end face of the position blocking groove plate and the front end face of the inner portion of the frame.

In the above technical solution, preferably, the bearing member includes a bearing arc plate embedded in the front end surface of the clamp handle, and the position-blocking convex teeth are embedded in the front end surface of the bearing arc plate.

Preferably, the bearing arc plate movably penetrates through the frame, and the rear end face of the position blocking groove plate is pressed on the front end face of the bearing arc plate.

Preferably, the pulling part comprises a guide cylinder embedded in the front end face of the frame in a penetrating mode, a pull rod is slidably mounted inside the guide cylinder, and the rear end of the pull rod is fixedly connected with the front end face of the position blocking groove plate.

Preferably, the pull rod penetrates through the inside of the jacking spring, and a pull ring is embedded at the front end of the pull rod.

Preferably, the rear end face of the position-resisting groove plate is provided with a tooth groove matched with the position-resisting convex tooth.

Compared with the prior art, the utility model discloses following beneficial effect has: when the pressing movable forceps close the jaws at the end part of the grasping forceps body, the position blocking groove plate can be always attached to the bearing arc plate to slide under the action of the pushing spring, so that the force applied by the pressing movable forceps handle is blocked through the position blocking convex teeth on the bearing arc plate and the tooth grooves matched with the position blocking convex teeth on the position blocking groove plate, the pressing force applied by the pressing movable forceps handle is reduced, the jaws at the end part of the grasping forceps body can be slowly closed, the phenomenon that the injury is caused by overlarge clamping force due to the fact that the jaws are quickly closed due to overlarge pressing force is avoided, the success rate of an operation is improved, meanwhile, the position blocking groove plate can be separated from the bearing arc plate through pulling of the pull rod, the movable forceps handle is reset under the effect of no resistance, and normal use of the movable forceps handle is guaranteed.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a partial view of the present invention;

fig. 3 is a schematic view of the frame of the present invention.

In the figure: 1. a grasper body; 2. fixing the clamp handle; 3. a movable clamp handle; 4. a bearing arc plate; 5. a frame; 6. a guide cylinder; 7. a pull rod; 8. pushing the spring; 9. a position blocking slot plate; 10. a position blocking convex tooth; 11. and (4) a pull ring.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention more clearly understood, the present invention will be described in further detail with reference to the accompanying drawings and detailed description.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and the present invention is not limited to the specific embodiments disclosed below.

The two-way grasping forceps for the digestive endoscope as shown in fig. 1-3 comprises a grasping forceps body 1, a fixed forceps handle 2 is inlaid on the side surface of the grasping forceps body 1, a movable forceps handle 3 is rotatably installed on the upper end surface of the fixed forceps handle 2, the end part of the movable forceps handle 3 is fixedly connected with the end part of the grasping forceps body 1, a bearing part is inlaid on the front end surface of the fixed forceps handle 2, a plurality of groups of position-resisting convex teeth 10 extend from the front end surface of the bearing part, a frame 5 extends from the front end surface of the movable forceps handle 3, the bearing part movably penetrates through the frame 5, a pulling part is penetratingly installed on the front end surface of the frame 5, a position-resisting slot plate 9 is inlaid on the end part of the pulling part, the rear end surface of the position-resisting slot plate 9 is pressed on the front end surface of the bearing part, the position-resisting convex teeth 10 movably penetrates through the rear end surface of the position-resisting slot plate 9, a pushing spring 8 is wound on the outer side of the pulling part, the pushing spring 8 is positioned between the front end surface of the position-resisting slot plate 9 and the front end surface of the interior of the frame 5, since the fixed forceps handle 2 and the movable forceps handle 3 are connected with the grasping forceps body 1, the grasping claws of the two-way grasping forceps end portion are driven to close by pressing the forceps handles, which is a common means in the technical field and is the prior art, so that the detailed description thereof is omitted here.

The carrier comprises a bearing arc plate 4 embedded on the front end face of the fixed clamp handle 2, the position-resisting convex teeth 10 are embedded on the front end face of the bearing arc plate 4, and the position-resisting convex teeth 10 can be fixedly borne by a plurality of groups of bearing arc plates 4.

Bear the activity of arc board 4 and run through in the inside of frame 5, the rear end face that hinders position frid 9 compresses tightly in the preceding terminal surface that bears arc board 4, through the cooperation that hinders position frid 9 and hinder between the convex tooth 10 that sets up can reduce its and press the applied force, frame 5 can be fixed guide cylinder 6.

The pulling part comprises a guide cylinder 6 penetrating through the front end face of the frame 5, a pull rod 7 is slidably mounted inside the guide cylinder 6, the rear end of the pull rod 7 is fixedly connected with the front end face of the position blocking groove plate 9, the moving direction of the position blocking groove plate 9 can be oriented through the cooperation between the guide cylinder 6 and the pull rod 7, and the pull rod 7 can be convenient for pulling the position blocking groove plate 9.

The pull rod 7 runs through the inside of the jacking spring 8, the pull ring 11 is inlaid at the front end of the pull rod 7, the jacking spring 8 arranged can push the blocking groove plate 9, the blocking groove plate can be always in contact with the bearing arc plate 4, and the pull ring 11 can be convenient for controlling the pull rod 7.

The rear end face of the position resisting groove plate 9 is provided with a tooth groove matched with the position resisting convex teeth 10, the position resisting convex teeth 10 can be limited through the arranged tooth groove, and the position resisting groove plate 9 and the position resisting convex teeth 10 can be attached to each other.

During the use, the user can be through grabbing solid pincers handle 2 and moving pincers handle 3, and press the pincers handle 3 with strength, can close the claw of 1 tip of nipper body, and when pressing the claw that moves pincers 3 and order about the nipper body 1 tip and close, block that the trough plate 9 can laminate all the time and slide on bearing arc board 4 under the effect of top dynamic spring 8, block the power that the pincers 3 were pressed to the position through the tooth's socket that blocks on the protruding tooth 10 of the position on bearing arc board 4 and the groove plate 9 that blocks with blocking the protruding tooth 10 matched with of position, in order to reduce it and press the power that exerts, make the claw of its nipper body 1 tip close slowly, in order to guarantee that the clamping force that produces can satisfy the required dynamics of wound when the claw is closed, with this success rate that improves its operation.

In the present invention, the terms "mounting", "connecting", "fixing" and the like are used in a broad sense, for example, "connecting" may be a fixed connection, a detachable connection, or an integral connection; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the description herein, the appearances of the phrases "one embodiment," "some embodiments," "a specific embodiment," or the like, in various places throughout this specification are not necessarily all referring to the same embodiment or example, but rather to the same embodiment or example. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the principles of the present invention may be applied to any other embodiment without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (6)

1. The bidirectional grasping forceps for the digestive endoscopy comprises a grasping forceps body (1) and is characterized in that a fixed forceps handle (2) is inlaid on the side face of the grasping forceps body (1), a movable forceps handle (3) is rotatably mounted on the upper end face of the fixed forceps handle (2), the end portion of the movable forceps handle (3) is fixedly connected with the end portion of the grasping forceps body (1), a bearing piece is inlaid on the front end face of the fixed forceps handle (2), a plurality of groups of position resisting convex teeth (10) extend from the front end face of the bearing piece, a frame (5) extends from the front end face of the movable forceps handle (3), the bearing piece movably penetrates through the frame (5), a pulling piece is penetratingly mounted on the front end face of the frame (5), a position resisting slot plate (9) is inlaid on the end portion of the pulling piece, the rear end face of the position resisting slot plate (9) is tightly pressed on the front end face of the bearing piece, and the position resisting convex teeth (10) movably penetrate through the rear end face of the position resisting slot plate (9), and a jacking spring (8) is wound on the outer side of the pulling part, and the jacking spring (8) is positioned between the front end face of the position blocking groove plate (9) and the inner front end face of the frame (5).

2. The bidirectional grasper for an endoscope according to claim 1, wherein the carrier comprises a bearing arc plate (4) embedded in the front surface of the handle (2), and the stop teeth (10) are embedded in the front surface of the bearing arc plate (4).

3. The bidirectional grasper for a digestive endoscope according to claim 2, wherein the bearing arc plate (4) is movably inserted into the frame (5), and the rear end face of the position-blocking slot plate (9) is pressed against the front end face of the bearing arc plate (4).

4. The bidirectional grasping forceps for an endoscope according to claim 1, wherein the pulling member comprises a guide cylinder (6) inserted through the front end surface of the frame (5), a pull rod (7) is slidably mounted inside the guide cylinder (6), and the rear end of the pull rod (7) is fixedly connected with the front end surface of the position-blocking slot plate (9).

5. The bi-directional grasper for an endoscope according to claim 4, wherein the pull rod (7) is inserted into the pushing spring (8), and a pull ring (11) is embedded in the front end of the pull rod (7).

6. The bidirectional grasping forceps for an endoscope according to claim 1, wherein the rear end face of the position-blocking slot plate (9) is provided with a tooth slot matched with the position-blocking convex tooth (10).

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