CN111904543A

CN111904543A - Digestive tract purse-string forceps with adjustable jaw length

Info

Publication number: CN111904543A
Application number: CN202010926486.7A
Authority: CN
Inventors: 桑小林; 王春华; 蒋易良; 薛辉; 张佳锴; 赵红; 陈政; 张玲
Original assignee: Changzhou Ankang Medical Equipment Co ltd
Current assignee: Changzhou Ankang Medical Equipment Co ltd
Priority date: 2020-09-07
Filing date: 2020-09-07
Publication date: 2020-11-10

Abstract

The invention discloses a digestive tract purse-string forceps with adjustable jaw length, and belongs to the technical field of medical instruments. Including first handle, the welding of one side of first handle has the handle, and the inside of handle is equipped with the skid resistant course, the outer wall welding of first handle has the locking piece, and the outer wall of first handle installs the slider, one side of slider is connected with first branch, and the middle part of first branch is connected with second branch, the middle part threaded connection of second branch has the second joint, the outer wall connection of first handle has the second handle, and the internal thread connection of second handle has first joint. According to the invention, the top of the jaw is triangular, so that the jaw is buckled and connected with the upper binding clip, and then the jaw is rotated through the nut, so that the auxiliary block is rotated to fix the jaw through the threaded long rod, and the jaw is formed into a detachable structure, so that the jaws with different specifications can be replaced through the size of tissues of a patient, and the specification of the jaw can be rapidly adjusted.

Description

Digestive tract purse-string forceps with adjustable jaw length

Technical Field

The invention belongs to the technical field of medical instruments, and particularly relates to a digestive tract purse-string forceps with adjustable jaw length.

Background

With the development of science and technology and the progress of times, the technology of medical instruments is rapidly developed, as is well known, the purse-string forceps is one of indispensable surgical instruments for gastrointestinal tract operation, the purse-string forceps is composed of a handle, a jaw, a staple and a purse wire, the jaw and the handle are made of polycarbonate materials, and certainly, the American corporation and the like also develop some disposable purse-string forceps.

The prior art has the following problems: the existing purse-string forceps are often too long or too short in jaws of the purse-string forceps in an operation, so that the operation difficulty and the operation time are increased, and the operation process of a doctor is difficult to judge due to the fact that a handle is too loose and a doctor cannot control the operation easily.

Disclosure of Invention

The purse-string forceps aim to solve the problems that the operation difficulty and the operation time are increased due to the fact that the jaws of the existing purse-string forceps are too long or too short in the operation process, and the operation process of a doctor is difficult to judge due to the fact that handles are too loose. The invention provides a digestive tract purse-string forceps with adjustable jaw length.

In order to achieve the purpose, the invention provides the following technical scheme: a digestive tract purse-string forceps with adjustable jaw length comprises a first handle, wherein a handle is welded on one side of the first handle, an anti-skid layer is arranged inside the handle, a locking block is welded on the outer wall of the first handle, a sliding block is installed on the outer wall of the first handle, a first supporting rod is connected on one side of the sliding block, a second supporting rod is connected on the middle of the first supporting rod, a second joint is connected on the middle of the second supporting rod through threads, a second handle is connected on the outer wall of the first handle, a first joint is connected on the inner threads of the second handle, a lock catch is welded on the outer wall of the second handle, an upper forceps head is welded on the bottom of the second handle, a jaw is installed at the bottom of the upper forceps head, a titanium nail is installed on one side of the jaw, an auxiliary block is installed on one side of the jaw, a threaded long rod is connected on one side of the, the top welding of first handle has lower binding clip, and the stopper is installed to one side of lower binding clip.

Preferably, the first handle and the second handle form a rotating structure through a first joint, and the first handle and the second handle are crossed in an X shape.

Preferably, the first support rod and the first handle form a sliding structure through a sliding block, and the first handle and the second handle have the same internal structure.

Preferably, the second supporting rod and the first supporting rod form a movable structure through a second joint, and two sides of the second supporting rod are movably connected with the sliding block.

Preferably, the locking piece and the lock catch have the same inner area, and the lock catch is fixedly connected with the second handle.

Preferably, the nut forms a detachable structure with the upper binding clip through a long threaded rod, and the long threaded rod is fixedly connected with the auxiliary block.

Preferably, the titanium nail forms a buckling structure through the jaw and the upper tong head, and the top of the jaw is triangular.

Preferably, two rows of titanium nails are arranged at the bottom of the jaw, and the central axis of the jaw and the central axis of the lower tong head are on the same line.

Compared with the prior art, the invention has the beneficial effects that:

1. according to the invention, the top of the jaw is triangular, so that the jaw is buckled and connected with the upper binding clip, and then the jaw is rotated through the nut, so that the auxiliary block is rotated to fix the jaw through the threaded long rod, and the jaw is formed into a detachable structure, so that the jaws with different specifications can be replaced through the size of tissues of a patient, and the specification of the jaw can be rapidly adjusted.

2. In the invention, the sliding blocks at the two ends of the first supporting rod move in the opposite direction under the action of the first handle and the second handle, and similarly, the sliding blocks at the two ends of the second supporting rod also move in the opposite direction, and the first supporting rod and the second supporting rod rotate on the outer wall of the second joint under the action of the second joint, so that the pressure between the first handle and the second handle is increased, and the looseness cannot easily occur to influence the judgment of a doctor.

3. According to the invention, the anti-slip layer is arranged in the handle, so that when the handle is gripped by the hands of a doctor, the hands of the doctor are prevented from sliding on the handle, the handle is prevented from falling off by the hands, the wound of a patient is prevented from being influenced, the first handle moves the locking block through the first joint, the locking block is overlapped with the inside of the lock catch, and the first handle and the second handle are fixed.

Drawings

FIG. 1 is a schematic side view of a purse-string forceps according to the present invention;

FIG. 2 is an enlarged schematic view of the structure at A in the present invention;

fig. 3 is a schematic front view of the upper and lower bits of the present invention.

In the figure: 1. a first handle; 2. a second handle; 3. a grip; 4. an anti-slip layer; 5. a locking block; 6. locking; 7. a first support bar; 8. a first joint; 9. a lower binding clip; 10. an upper binding clip; 11. a jaw; 12. titanium nails; 13. a limiting block; 14. a threaded long rod; 15. a nut; 16. an auxiliary block; 17. a second support bar; 18. a second joint; 19. a slide block.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides the following technical solutions: a digestive tract purse-string forceps with adjustable jaw length comprises a first handle 1, a second handle 2, a handle 3, an anti-skid layer 4, a locking block 5, a lock catch 6, a first supporting rod 7, a first joint 8, a lower forceps head 9, an upper forceps head 10, a jaw 11, a titanium nail 12, a limiting block 13, a threaded long rod 14, a nut 15, an auxiliary block 16, a second supporting rod 17, a second joint 18 and a sliding block 19, wherein the handle 3 is welded on one side of the first handle 1, the anti-skid layer 4 is arranged inside the handle 3, the locking block 5 is welded on the outer wall of the first handle 1, the sliding block 19 is installed on the outer wall of the first handle 1, the first supporting rod 7 is connected on one side of the sliding block 19, the second supporting rod 17 is connected on the middle part of the first supporting rod 7, the second joint 18 is connected on the middle part of the second supporting rod 17 through threads, the second handle 2 is connected on the outer wall of the first handle 1, and the, the outer wall welding of second handle 2 has hasp 6, and the bottom welding of second handle 2 has last binding clip 10, and the bottom of going up binding clip 10 is installed and is kept silent 11, and keeps silent 11 one side and install titanium nail 12, and the auxiliary block 16 is installed to the one side of keeping silent 11, and one side of auxiliary block 16 is connected with threaded rod 14, and nut 15 is installed to one side of threaded rod 14, and the top welding of first handle 1 has binding clip 9 down, and stopper 13 is installed to one side of binding clip 9 down.

Specifically, the first handle 1 and the second handle 2 form a rotating structure through the first joint 8, the first handle 1 and the second handle 2 are crossed in an X shape, and the first handle 1 and the second handle 2 are rotated in opposite directions through the first joint 8.

Specifically, the first rod 7 and the first handle 1 form a sliding structure through a sliding block 19, the first handle 1 and the second handle 2 have the same internal structure, and the first rod 7 slides on the first handle 1 through the sliding block 19.

Specifically, the second strut 17 and the first strut 7 form a movable structure through a second joint 18, two sides of the second strut 17 are movably connected with a sliding block 19, and the second strut 17 and the first strut 7 rotate through the second joint 18.

Specifically, the inner areas of the lock block 5 and the lock catch 6 are equal, the lock catch 6 is fixedly connected with the second handle 2, and the lock catch 6 is moved through the second handle 2, so that the lock block 5 is fixed inside the lock catch 6.

Specifically, the nut 15 forms a detachable structure with the upper binding clip 10 through the long threaded rod 14, and the long threaded rod 14 is fixedly connected with the auxiliary block 16, and the nut 15 is rotated to enable the long threaded rod 14 to detach the upper binding clip 10.

Specifically, titanium nail 12 constitutes the lock structure through keeping silent 11 with last binding clip 10, and keeps silent 11 top and be the triangle-shaped, will keep silent 11 and last binding clip 10 firm and add and hold, and the process of installation and dismantlement is convenient fast.

Specifically, two rows of titanium nails 12 are arranged at the bottom of the jaw 11, and the central axis of the jaw 11 and the central axis of the lower binding clip 9 are on the same line, so that when the lower binding clip 9 moves upwards, the jaw 11 also moves upwards.

The working principle and the using process of the invention are as follows: when in use, the size of the tissue of a patient is judged, then the jaw 11 is buckled with the upper tong head 10 and then rotated through the nut 15, the threaded long rod 14 is rotated to make the auxiliary block 16 fix the jaw 11, then the hand is tightly attached to the handle 3, the first handle 1 and the second handle 2 are rotated in opposite directions through the first joint 8 by the up-and-down force, meanwhile, the sliding blocks 19 at the two ends of the first supporting rod 7 move in the opposite directions under the action of the first handle 1 and the second handle 2, so that the sliding blocks 19 at the two ends of the second supporting rod 17 also move in the opposite directions, so that doctors can bear a small part of pressure when pressing, so that the doctor can judge the distance between the jaws 11 at the upper end and the lower end, the first handle 1 moves the locking block 5 through the first joint 8, so that the locking piece 5 coincides with the inside of the lock catch 6 and the first handle 1 is fixed with the second handle 2.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A digestive tract purse-string forceps with adjustable jaw length comprises a first handle (1) and is characterized in that a handle (3) is welded on one side of the first handle (1), an anti-slip layer (4) is arranged inside the handle (3), a locking block (5) is welded on the outer wall of the first handle (1), a sliding block (19) is installed on the outer wall of the first handle (1), a first supporting rod (7) is connected on one side of the sliding block (19), a second supporting rod (17) is connected in the middle of the first supporting rod (7), a second joint (18) is connected in the middle of the second supporting rod (17) in a threaded manner, a second handle (2) is connected on the outer wall of the first handle (1), a first joint (8) is connected in the internal threaded manner of the second handle (2), a lock catch (6) is welded on the outer wall of the second handle (2), and an upper forceps head (10) is welded at the bottom of the second handle (2), go up the bottom of binding clip (10) and install jaw (11), and the one side of jaw (11) is installed titanium nail (12), auxiliary block (16) are installed to one side of jaw (11), and one side of auxiliary block (16) is connected with screw thread stock (14), nut (15) are installed to one side of screw thread stock (14), the top welding of first handle (1) has binding clip (9) down, and one side of binding clip (9) down installs stopper (13).

2. The digestive tract purse-string forceps with adjustable jaw length of claim 1, wherein: the first handle (1) and the second handle (2) form a rotating structure through a first joint (8), and the first handle (1) and the second handle (2) are crossed in an X shape.

3. The digestive tract purse-string forceps with adjustable jaw length as claimed in claim 1, wherein: the first supporting rod (7) and the first handle (1) form a sliding structure through a sliding block (19), and the internal structures of the first handle (1) and the second handle (2) are the same.

4. The digestive tract purse-string forceps with adjustable jaw length as claimed in claim 1, wherein: the second supporting rod (17) and the first supporting rod (7) form a movable structure through a second joint (18), and two sides of the second supporting rod (17) are movably connected with the sliding block (19).

5. The digestive tract purse-string forceps with adjustable jaw length as claimed in claim 1, wherein: the lock block (5) and the lock catch (6) are equal in inner area, and the lock catch (6) is fixedly connected with the second handle (2).

6. The digestive tract purse-string forceps with adjustable jaw length as claimed in claim 1, wherein: the nut (15) and the upper tong head (10) form a detachable structure through a long threaded rod (14), and the long threaded rod (14) is fixedly connected with the auxiliary block (16).

7. The digestive tract purse-string forceps with adjustable jaw length as claimed in claim 1, wherein: the titanium nail (12) and the upper tong head (10) form a buckling structure through the tong mouth (11), and the top of the tong mouth (11) is triangular.

8. The digestive tract purse-string forceps with adjustable jaw length as claimed in claim 1, wherein: the bottom of the jaw (11) is provided with two rows of titanium nails (12), and the central axis of the jaw (11) and the central axis of the lower tong head (9) are on the same line.