CN218045245U

CN218045245U - Titanium clamp with adjustable angle

Info

Publication number: CN218045245U
Application number: CN202221147473.0U
Authority: CN
Inventors: 陈鑫奇; 陈谊
Original assignee: Hangzhou Kailikang Medical Instrument Co ltd
Current assignee: Hangzhou Kailikang Medical Instrument Co ltd
Priority date: 2022-05-13
Filing date: 2022-05-13
Publication date: 2022-12-16
Anticipated expiration: 2032-05-13

Abstract

The utility model discloses a titanium clamp with adjustable angle, which comprises a clamp body, wherein one end of the clamp body is connected with a handle; the other end of the clamp body is rotatably connected with a clamp head through a connecting sheet; the other end of the tong head is provided with a hole, and the tongs clamp extends into the hole; the forceps holder is connected with the handle through a pull rope mechanism; the angle adjusting mechanism is arranged in the forceps body; the angle adjustment mechanism includes: the second rotating shaft is rotatably arranged in the forceps body; the bevel gear component is arranged at one end of the second rotating shaft; the worm and gear assembly is arranged at one end, far away from the bevel gear assembly, of the second rotating shaft; and the adjusting knob is arranged on the outer wall of the clamp body and is connected with the bevel gear assembly. The clamp body is rotationally connected with the embedded head, the adjusting button is rotated, and the embedded head is rotated at a certain angle relative to the clamp body through the angle adjusting mechanism, so that the purpose of adjusting the angle of the titanium clamp is achieved.

Description

Titanium clamp with adjustable angle

Technical Field

The utility model belongs to the technical field of medical instrument, a titanium clamp of angularly adjustable is related to.

Background

The titanium clip is used for clamping tissues around the wound surface in a surgical operation to achieve the purposes of hemostasis and wound surface sealing, and belongs to a mechanical hemostasis mode. In the actual operation process, because of the complicated pathological structure of the human body, the instruments often block the sight of the doctor and are not beneficial to the operation of the doctor, and the position of the titanium clamp is not easy to adjust in the human body, so that the titanium clamp at different angles is required to be replaced, which is very inconvenient. Therefore, there is a need for a titanium forceps with an angle that can be easily adjusted to reduce the frequency of changing the instruments and improve the efficiency of the surgery.

In order to solve the problems, the utility model provides a titanium clamp with adjustable angle.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems existing in the background technology, the utility model provides a titanium clamp with adjustable angle.

In order to realize the purpose, the utility model adopts the technical scheme as follows: comprises a clamp body, wherein one end of the clamp body is connected with a handle; the other end of the clamp body is rotationally connected with a clamp head through a connecting sheet; the other end of the tong head is provided with a hole, and the tongs clamp extends into the hole; the forceps holder is connected with the handle through a pull rope mechanism;

the angle adjusting mechanism is arranged in the forceps body; the angle adjustment mechanism includes:

the second rotating shaft is rotatably arranged in the forceps body;

the bevel gear component is arranged at one end of the second rotating shaft;

the worm and gear assembly is arranged at one end, far away from the bevel gear assembly, of the second rotating shaft;

and the adjusting knob is arranged on the outer wall of the clamp body and is connected with the bevel gear assembly.

Further, the pull rope mechanism includes:

one end of the hinged rod is hinged with the handle, and the other end of the hinged rod is hinged with the pull rod;

the pull rod penetrates through the right end of the clamp body;

and one end of the pull rope is connected with the pull rod, and the other end of the pull rope is connected with the clamp.

Further, the bevel gear assembly includes:

one end of the first rotating shaft penetrates through the side wall of the clamp body;

the first bevel gear is fixedly arranged at one end of the first rotating shaft, which is positioned in the forceps body;

and the second bevel gear is fixed on the second rotating shaft and is meshed with the first bevel gear.

Further, the worm gear assembly includes:

the worm is fixedly arranged at one end, far away from the second bevel gear, of the second rotating shaft;

one end of the third rotating shaft penetrates through the connecting sheet and is rotatably connected with the clamp body;

and the worm wheel is fixedly sleeved on the third rotating shaft and meshed with the worm.

Further, the adjusting knob is provided with a key shaft which is connected with the first rotating shaft through a key.

Furthermore, a plurality of positioning holes are formed in the clamp body and positioned on the periphery of the first rotating shaft; the adjusting knob is provided with a positioning pin matched with the positioning hole.

Furthermore, the forceps holder comprises a forceps holder head part, a forceps holder middle part and a forceps holder tail part which are fixedly connected in sequence; the right end of the head part of the forceps clip penetrates through the left end of the forceps head; one end of the tail part of the forceps clip penetrates through a partition plate positioned in the forceps head in a sliding mode and is fixedly connected with the pull rope; the tail part of the forceps holder is sleeved with a spring, and two ends of the spring are respectively abutted against the partition plate and the middle part of the forceps holder.

Further, the handles are 2 and are respectively hinged on two opposite side inner walls in the forceps body.

Furthermore, the number of the hinged rods is 2, and the hinged rods are hinged with the right end of the pull rod respectively; the two hinged rods are respectively hinged with the corresponding handles.

Furthermore, the interior of the clamp body and the interior of the clamp head are both of a cavity structure. The left end surface of the clamp body is an arc-shaped cutting surface; the right end of the clamp head is matched with the left end of the clamp body.

Compared with the prior art, the utility model discloses following beneficial effect has: the clamp body is rotationally connected with the embedded head, the adjusting button is rotated, and the embedded head is rotated at a certain angle relative to the clamp body through the angle adjusting mechanism, so that the purpose of adjusting the angle of the titanium clamp is achieved.

Drawings

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

FIG. 2 is a schematic view of the structure of the internal part of the present invention;

FIG. 3 is a schematic view of the connection of the handle and the pull rod of the present invention;

fig. 4 is an enlarged view of a portion a of fig. 2 according to the present invention;

fig. 5 is an enlarged view of the portion B of fig. 2 according to the present invention;

fig. 6 is a schematic structural view of the middle bevel gear assembly of the present invention;

fig. 7 is a schematic view of the connection between the first rotating shaft and the adjusting knob;

fig. 8 is a schematic view of the connection between the middle clamp body and the clamp head 2 according to the present invention.

In the figure: 1. a clamp body; 2. a binding clip; 3. clamping jaws; 4. a handle; 5. a hinge; 6. a hinged lever; 7. a pull rod; 8. adjusting a knob; 9. positioning pins; 10. positioning holes; 11. a first rotating shaft; 12. a first bevel gear; 13. a second bevel gear; 14. a second rotating shaft; 15. a support bar; 16. a third rotating shaft; 17. a worm gear; 18. a worm; 19. connecting sheets; 20. a spring; 21. A partition plate; 22. pulling a rope; 23. a key shaft; 24. a rope supporting shaft.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1-8, the technical solution adopted by the present invention is as follows: the titanium clamp with the adjustable angle comprises a clamp body 1, a clamp head 2, a clamp 3, a rope pulling mechanism and an angle adjusting mechanism. Handles 4 are respectively hinged on the inner walls of two opposite sides of the right end of the forceps body 1 through hinges 5. The left end of the forceps body 1 is rotatably connected with a connecting sheet 19, the left end of the connecting sheet 19 is fixedly arranged on the inner wall of the forceps head 2, and the connecting sheet 19 is provided with two sheets which are respectively arranged on two opposite sides in the forceps body 1. The left end of the binding clip 2 is provided with a square hole. The clamp 3 passes through the square hole and is connected with the handle 4 through a pull rope mechanism. The operating handle 4 drives the forceps holder 3 to move through the rope pulling mechanism. The angle adjusting mechanism is arranged in the forceps body 1, and the forceps head 2 can rotate a certain angle relative to the forceps body 1 through the angle adjusting mechanism, so that the angle of the forceps holder 3 is changed.

The angle adjustment mechanism comprises a second rotating shaft 14, a bevel gear assembly, a worm and gear assembly and an adjusting knob 8. The second rotating shaft 14 is rotatably mounted in the caliper body 1 through two support rods 15. The right end of the second rotating shaft 14 is provided with a bevel gear component, and the bevel gear component is connected with an adjusting knob 8. The left end of the second rotating shaft 14 is provided with a worm and gear assembly. The rotation adjusting knob 8 drives the second rotating shaft 14 to rotate through the bevel gear assembly, and drives the tong head 2 to rotate relative to the tong body 1 through the worm gear assembly.

The worm and gear assembly comprises a worm 18, a worm wheel 17 and a third rotating shaft 16. A worm 18 is fixed to the left end of the second shaft 14. The worm wheel 17 is fixedly arranged in the middle of the third rotating shaft 16 and is meshed with the worm 18. The two ends of the third rotating shaft 16 are fixed with corresponding connecting pieces 19, and are rotatably connected with the forceps body 1.

The bevel gear assembly includes a first rotating shaft 11, a first bevel gear 12, and a second bevel gear 13. The second bevel gear 13 is fixedly mounted on the right end of the second rotating shaft 14. The first bevel gear 12 is engaged with the second bevel gear 13 and fixed to the first rotating shaft 11. One end of the first rotating shaft 11, which is far away from the first bevel gear 12, penetrates through the side wall of the caliper body 1, and is provided with a hub groove. The adjustment knob 8 has a key shaft 23 that mates with the hub slot. The key shaft 23 can slide along the hub groove and can drive the first rotating shaft 11 to rotate. A plurality of positioning holes 10 are formed in the clamp body 1 and located on the periphery of the first rotating shaft 11, and the adjusting knob 8 is provided with a positioning pin 9. The positioning pin 9 is inserted into one of the positioning holes 10 to fix the adjusting knob 8, so that the rotation angle of the binding clip 2 relative to the binding clip 1 is fixed. The positioning pin 9 is pulled outwards to be separated from the positioning hole 10, and at this time, the adjusting knob 8 can be rotated to drive the bevel gear component to move, so that the angle of the clamp head 2 is adjusted.

The pull rope mechanism comprises a hinged rod 6, a pull rod 7 and a pull rope 22. The hinged rods 6 are two in number and are hinged with the right end of the pull rod 7. The two articulated rods 6 are respectively articulated with the corresponding handle 4. The left end of the pull rod 7 penetrates through a limiting plate in the forceps body 1 in a sliding mode, and the limiting plate limits the position of the pull rod 7 and plays a guiding role in movement of the pull rod 7. The left end of the pull rope 22 is fixedly connected with the forceps 3, and the right end of the pull rope 22 is fixedly connected with the left end of the pull rod 7.

Be equipped with 2 stay rope axles 24 in the pincers body 1, stay rope 22 walks around stay rope axle 24, and stay rope axle 24 makes stay rope 22 avoid producing the interference with worm gear subassembly, second pivot 14 and bevel gear subassembly to remove about stay rope 22 and play the effect of direction.

The forceps holder 3 comprises a forceps holder head part, a forceps holder middle part and a forceps holder tail part which are fixedly connected in sequence. The middle part of the forceps holder consists of 2 parallel connecting strips, the right end of the forceps holder is a square formed by bending the connecting strips, and the side length of the square is larger than the outer diameter of the spring 20. The forceps holder head comprises 2 pieces of grabbing, and the right-hand member of two pieces of grabbing is connected with two connecting strips in the middle part of corresponding forceps holder respectively. The left ends of the two grabbing pieces are opened at a certain angle to form a V shape and can be opened and closed. The head of the clamp passes through the square hole at the left end of the clamp head 2. The clamp afterbody is cylindrical, and its right-hand member slides and passes baffle 21 that is located binding clip 2 to be connected with stay cord 22, clamp afterbody cover is equipped with spring 20, and spring 20's both ends respectively with baffle 21, clamp middle part butt. The two handles 4 are held forcefully, the two handles 4 move relatively, the pull rod 7 is moved rightwards due to the approach of the two handles 4, the clamp 3 is driven to move rightwards through the pull rope 22, the head of the clamp moves rightwards, the head of the clamp is gradually closed and clamped due to the effect of the square hole, and the spring 20 is compressed at the moment. When the head of the clamp needs to be opened, the handle 4 is not applied with force any more, and the spring 20 enables the clamp 3 to move leftwards, so that the head of the clamp is opened.

The interior of the forceps body 1 and the forceps head 2 are both in a cavity structure. The left end of the forceps body 1 is in an arc cutting shape. The forceps head 2 and the forceps body 1 are connected end to end. The right-hand member of binding clip 2 and the left end looks adaptation of the pincers body 1 can realize that binding clip 2 rotates around the left end of the pincers body 1.

The working principle is as follows: when the angle of the clamp head 2 needs to be adjusted, the adjusting knob 8 is pulled outwards, the positioning pin 9 is separated from the positioning hole 10, then the adjusting knob 8 is rotated, the adjusting knob 8 drives the first rotating shaft 11 to rotate through the key groove shaft, the second rotating shaft 14 is driven to rotate through the first bevel gear 12 and the second bevel gear 13, the worm 18 rotates along with the first rotating shaft, the third rotating shaft 16 is driven to rotate through the worm wheel 17, the third rotating shaft 16 drives the clamp body 1 to rotate around the third rotating shaft 16 through the connecting sheet 19, so that the clamp head 2 rotates at a certain angle relative to the clamp body 1, and the purpose of adjusting the angle of the titanium clamp is achieved. After the angle is adjusted to a proper angle, the adjusting knob 8 is pushed inwards, so that the positioning pin 9 is inserted into the corresponding positioning hole 10, and the clamp head 2 is fixed relative to the clamp body 1.

When needing to use this titanium clamp, like using the scissors, hold 2 handles 4 with the hand to the application of force makes handle 4 rotate round hinge 5, 2 handles 4's contained angle diminishes, drives pull rod 7 through hinge bar 6 and moves right, through stay cord 22 pulling forceps holder 3 and moves right, when the forceps holder head moved right, because the effect of the quad slit of 2 left ends of binding clip, the contained angle of forceps holder head can diminish gradually, and then reaches the purpose of pressing from both sides tightly. The spring 20 is compressed and has elastic potential energy. When jaw 3 needs to be released, handle 4 is no longer forced and spring 20 is extended to move jaw 3 to the left, thereby opening the jaw head. At this time, the jaw 3 drives the pull rod 7 to move leftward through the pull rope 22, and the handle 4 is opened through the hinge rod 6.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. Titanium clamp of angularly adjustable, its characterized in that includes:

the clamp comprises a clamp body (1), wherein one end of the clamp body (1) is connected with a handle (4); the other end of the pliers body (1) is rotatably connected with a pliers head (2) through a connecting sheet (19); the other end of the forceps head (2) is provided with a hole, and the forceps holder (3) extends into the hole; the forceps holder (3) is connected with the handle (4) through a pull rope mechanism;

the angle adjusting mechanism is arranged in the clamp body (1); the angle adjustment mechanism includes:

the second rotating shaft (14), the second rotating shaft (14) is rotatably installed in the clamp body (1);

the bevel gear component is arranged at one end of the second rotating shaft (14);

the worm and gear assembly is arranged at one end, far away from the bevel gear assembly, of the second rotating shaft (14);

and the adjusting knob (8) is arranged on the outer wall of the clamp body (1) and is connected with the bevel gear component.

2. The angularly adjustable titanium clamp of claim 1, wherein: the rope pulling mechanism comprises:

one end of the hinged rod (6) is hinged with the handle (4), and the other end of the hinged rod (6) is hinged with the pull rod (7);

the pull rod (7) penetrates through the right end of the clamp body (1);

one end of the pull rope (22) is connected with the pull rod (7), and the other end of the pull rope (22) is connected with the clamp (3).

3. The angularly adjustable titanium clamp of claim 1, wherein: the bevel gear assembly includes:

one end of the first rotating shaft (11) penetrates through the side wall of the clamp body (1);

the first bevel gear (12), the first bevel gear (12) is fixedly arranged at one end of the first rotating shaft (11) which is positioned in the caliper body (1);

and the second bevel gear (13) is fixed on the second rotating shaft (14) and meshed with the first bevel gear (12).

4. The angularly adjustable titanium clamp of claim 3, wherein:

the worm and gear assembly includes:

the worm (18), the said worm (18) is fixedly mounted to one end far away from the second bevel gear (13) on the second spindle (14);

one end of the third rotating shaft (16) penetrates through the connecting sheet (19) and is rotationally connected with the clamp body (1);

and the worm wheel (17) is fixedly sleeved on the third rotating shaft (16) and meshed with the worm (18).

5. The angularly adjustable titanium clamp of claim 3, wherein: the adjusting knob (8) is provided with a key shaft (23), and the key shaft (23) is connected with the first rotating shaft (11) through a key.

6. The angularly adjustable titanium clamp of claim 3, wherein: a plurality of positioning holes (10) are formed in the clamp body (1) and positioned on the periphery of the first rotating shaft (11); the adjusting knob (8) is provided with a positioning pin (9) matched with the positioning hole (10).

7. The angularly adjustable titanium clamp of claim 1, wherein: the forceps holder (3) comprises a forceps holder head part, a forceps holder middle part and a forceps holder tail part which are fixedly connected in sequence; the right end of the head part of the forceps holder penetrates through the left end of the forceps head (2); one end of the tail part of the forceps clip penetrates through a partition plate (21) positioned in the forceps head (2) in a sliding manner and is fixedly connected with a pull rope (22); the tail of the clamp is sleeved with a spring (20), and two ends of the spring (20) are respectively abutted against the partition plate (21) and the middle of the clamp.

8. The angularly adjustable titanium clamp of claim 1, wherein: the number of the handles (4) is 2, and the handles are respectively hinged on the inner walls of two opposite sides in the forceps body (1).

9. The angularly adjustable titanium clamp of claim 2, wherein: the number of the hinged rods (6) is 2, and the hinged rods are hinged with the right end of the pull rod (7) respectively; the two hinged rods (6) are respectively hinged with the corresponding handles (4).

10. The angularly adjustable titanium clamp of claim 1, wherein: the interior of each of the clamp body (1) and the clamp head (2) is of a cavity structure; the left end surface of the clamp body (1) is an arc-shaped cutting surface; the right end of the forceps head (2) is matched with the left end of the forceps body (1).