CN212853573U

CN212853573U - Can dismantle biological titanium clamp

Info

Publication number: CN212853573U
Application number: CN202020485532.XU
Authority: CN
Inventors: 申屠雪刚
Original assignee: Hangzhou Aoguang Medical Instrument Co ltd
Current assignee: Hangzhou Aoguang Medical Instrument Co ltd
Priority date: 2020-04-03
Filing date: 2020-04-03
Publication date: 2021-04-02
Anticipated expiration: 2030-04-03

Abstract

The utility model relates to a detachable biological titanium clamp, which comprises a body, a handle component, a clamp rod, a clamp head and a thimble component; the handle assembly comprises a fixed handle and a movable handle, the top end of the movable handle is provided with a collision bead, and the collision bead penetrates into the body; the clamp rod is hollow, two ends of the clamp rod are open, and the rear end of the clamp rod is connected with the body; the ejector pin assembly is positioned in the tong rod, the rear end of the ejector pin assembly is abutted against the collision bead, and the front end of the ejector pin assembly is abutted against the tong head; the rear end of the binding clip extends into the front end of the binding clip, and the front end of the binding clip is provided with a locking assembly for dismounting the binding clip; and the rear end of the body is provided with a locking nut, and the locking nut is in threaded connection with the body. When the binding clip of the utility model needs to be replaced, the binding clip can be detached from the locking component and replaced by other binding clips, so that the replacement is convenient and the use is very flexible; the locking nut is detachably connected with the body, when the locking nut is dismounted, the body and the thimble assembly in the clamp rod can be dismounted, and the cleaning and sterilizing effects are better.

Description

Can dismantle biological titanium clamp

Technical Field

The utility model belongs to the technical field of the medical instrument technique and specifically relates to a can dismantle biological titanium clamp.

Background

Clip applier instruments are often used in medical procedures to close tissue clips, typically V-clips, such as biological titanium clips, non-absorbable clips, etc., during surgical procedures. However, the existing clip applier is usually designed integrally, i.e. the clip head, the telescopic connecting rod, the clip rod and the clip handle are all undetachable and connected, which is inconvenient to detach and not thorough enough for cleaning and sterilization. Meanwhile, the clamp heads cannot be detached and replaced, when the clamp heads clamp the biological clamps of different sizes and models, the clamp heads need to be additionally replaced with clamp applying clamps matched with the corresponding models of the biological clamps to clamp the clamp applying clamps, the clamp applying clamps need to be frequently replaced, and the operation is complex and inconvenient.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects in the prior art, and provides a detachable biological titanium clamp which can be detached for cleaning and simultaneously convenient for replacing a clamp head.

In order to achieve the above purpose, the utility model provides a following technical scheme: a detachable biological titanium clamp comprises a body, a handle assembly, a clamp rod, a clamp head and a thimble assembly; the handle assembly comprises a fixed handle and a movable handle, the fixed handle and the movable handle are connected in a cross mode, a bolt is arranged at the joint, and a collision bead is arranged at the top end of the movable handle; the body is hollow, the top end of the fixed handle is fixed with the body, and the collision bead at the top end of the movable handle penetrates into the body; the clamp rod is hollow, two ends of the clamp rod are open, and the rear end of the clamp rod is connected with the body; the ejector pin assembly is positioned in the tong rod, the rear end of the ejector pin assembly is abutted against the collision bead, and the front end of the ejector pin assembly is abutted against the tong head; the rear end of the binding clip extends into the front end of the binding clip, and the front end of the binding clip is provided with a locking assembly for dismounting the binding clip; and the rear end of the body is provided with a locking nut, and the locking nut is in threaded connection with the body.

Through the technical scheme, the handle assembly is used for controlling the collision bead to move back and forth, and the collision bead can push the thimble assembly to move forward when moving forward, so that the head pushing tong head can control the tong head to clamp. When the locking device is used, the locking assembly can lock the binding clip, so that the binding clip is prevented from moving; when the binding clip needs to be replaced, the binding clip can be detached from the locking assembly and replaced by other binding clips, so that the replacement is convenient and the use is very flexible. The locking nut is detachably connected with the body, when the locking nut is dismounted, the body and the thimble assembly in the clamp rod can be dismounted, the clamp head, the thimble assembly and the clamp rod can be separately cleaned, and the cleaning and sterilizing effects are better.

Preferably, the locking assembly comprises a lock catch, the front end of the clamp rod is provided with a lock groove, the shape of the lock groove is the same as that of the lock catch, and the lock catch is clamped in the lock groove; a lock pin penetrates through the middle part of the lock catch, and two ends of the lock pin are arranged on the inner wall of the clamp rod; the front end of the lock catch is provided with a lock hook, and the lock catch is clamped with the forceps head.

When the binding clip is installed, the latch hook at the front end of the latch can clamp the binding clip to position the binding clip, and the control handle can control the binding clip to open and close. When the tong head needs to be replaced, the rear end of the lock catch is pressed down, the lock catch rotates by taking the lock pin as a shaft, the lock hook is lifted upwards, and then the tong head can be taken down after the lock hook is separated from the tong head.

Preferably, the lock pin is sleeved with a torsion spring, and the end part of the torsion spring is fixed with the rear end of the lock catch.

Through above-mentioned technical scheme, when pressing the rear end of hasp, the hasp is opened, and the latch hook breaks away from the binding clip, and the torsional spring produces the torsion of a reply this moment, and after having traded the binding clip, unclamp the pressing to the hasp rear end, the hasp can reset under the effort of torsional spring for the binding clip is blocked again to the latch hook. Through the design torsional spring, the hasp operation is more convenient.

Preferably, the inner wall of the front end of the clamp rod is provided with a limiting column, the position of the limiting column is symmetrically arranged with the lock hook, and the height of the limiting column is the same as the length of the lock hook.

Through above-mentioned technical scheme, when the binding clip stretched into the binding clip, spacing post and latch hook can block the relative both sides of binding clip, and is better to the location effect of binding clip, and the same spacing post of size and latch hook can make the binding clip be located the position of binding clip axis, the operation of being convenient for, and the binding clip is better with thimble assembly's cooperation effect.

Preferably, the binding clip comprises a clamp seat, a clamp, a connecting rod and a push rod, wherein the clamp, the connecting rod and the push rod are arranged in the clamp seat; the tail end of the clamp is connected with the front end of the connecting rod, the tail end of the connecting rod is connected with the front end of the push rod, and the tail end of the push rod is connected with the ejector pin assembly; the surface of the clamp seat is provided with a lock hook groove and a limiting groove, when the lock catch clamps the clamp head, the lock catch is clamped into the lock hook groove, and the limiting column is clamped into the limiting groove.

When the clamp is used, the thimble assembly pushes the push rod, and the push rod pushes the connecting rod to close the clamp. The lock hook groove and the limiting groove on the surface of the clamp seat can prevent the clamp head from moving when being installed, and the clamping force of the lock hook and the limiting column to the clamp head is avoided being insufficient.

Preferably, the thimble assembly comprises a thimble, a thimble rod seat, a thimble rod and a slide rod which are connected in sequence, the front end of the thimble is connected with the push rod, the slide rod is arranged in the body, and the tail end of the slide rod is abutted to the collision bead; the clamp rod is internally provided with a sliding sleeve, the ejector rod penetrates through the sliding sleeve, the ejector rod is sleeved with a spring, and the spring is positioned between the sliding sleeve and the sliding rod.

Through the technical scheme, the handle is held tightly, the collision bead pushes the sliding rod, the ejector rod, the needle rod seat and the ejector pin are pushed forwards, the push rod is pushed, and the clamp is closed; when the ejector rod moves forwards, the spring pushes against the sliding sleeve so as to compress the sliding sleeve; when the handle is loosened, the thimble assembly resets under the action of the spring, and the clamp is opened.

Preferably, a supporting seat is arranged at the joint of the needle bar seat and the ejector rod, and the supporting seat is connected in the clamp bar in a sliding manner.

The supporting seat plays a supporting role for the needle bar seat and the ejector rod, so that the needle bar seat and the ejector rod can be kept stable during stretching.

Preferably, the clamp rod is sleeved with a rotating wheel which can control the clamp rod to rotate, so that the clamp head is driven to rotate, and the operation is performed from various angles.

To sum up, the utility model discloses following beneficial effect has: when the binding clip needs to be replaced, the binding clip can be detached from the locking assembly and replaced by other binding clips, so that the replacement is convenient and the use is very flexible; the locking nut is detachably connected with the body, when the locking nut is dismounted, the body and the thimble assembly in the clamp rod can be dismounted, the clamp head, the thimble assembly and the clamp rod can be separately cleaned, and the cleaning and sterilizing effects are better.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic structural diagram of the middle locking assembly and the binding clip of the present invention.

Fig. 3 is a schematic structural diagram of the center pin assembly of the present invention.

Fig. 4 is a schematic sectional structure view of the body part of the present invention.

Reference numerals: 1. a body; 11. locking the nut; 2. a handle assembly; 21. fixing a handle; 22. a movable handle; 23. a bolt; 24. bumping beads; 3. a clamp lever; 31. locking the groove; 32. a limiting column; 4. a binding clip; 41. a clamp base; 42. clamping jaws; 43. a connecting rod; 44. a push rod; 5. a thimble assembly; 51. a thimble; 52. a needle bar seat; 53. a top rod; 54. a slide bar; 55. a sliding sleeve; 56. a spring; 57. a supporting seat; 6. a locking assembly; 61. locking; 62. a lock pin; 63. a latch hook; 64. a torsion spring; 7. a rotating wheel.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Example 1:

referring to fig. 1 to 4, the detachable biological titanium forceps disclosed by the present invention comprises a body 1, a handle assembly 2, a forceps rod 3, a forceps head 4 and an ejector pin assembly 5; the handle assembly 2 comprises a fixed handle 21 and a movable handle 22, the fixed handle 21 and the movable handle 22 are connected in a cross mode, a bolt 23 is arranged at the joint, and a collision bead 24 is arranged at the top end of the movable handle 22; the body 1 is hollow, the top end of the fixed handle 21 is fixed with the body 1, and the collision bead 24 at the top end of the movable handle 22 penetrates into the body 1; the clamp rod 3 is hollow, two ends of the clamp rod are open, and the rear end of the clamp rod 3 is connected with the body 1; the ejector pin component 5 is positioned in the tong rod 3, the rear end of the ejector pin component 5 is abutted with the collision bead 24, and the front end of the ejector pin component 5 is abutted with the tong head 4; the rear end of the binding clip 4 extends into the front end of the binding clip 3, and the front end of the binding clip 3 is provided with a locking assembly 6 for dismounting the binding clip 4; the rear end of the body 1 is provided with a locking nut 11, and the locking nut 11 is in threaded connection with the body 1.

The handle assembly 2 is used for controlling the collision bead 24 to move back and forth, and the collision bead 24 can push the thimble assembly 5 to move forward when moving forward, so that the head pushing tong head 4 can be used for controlling the tong head 4 to be clamped. When the locking device is used, the locking assembly 6 can lock the binding clip 4 to prevent the binding clip 4 from moving; when the binding clip 4 needs to be replaced, the binding clip 4 can be detached from the locking assembly 6, and other binding clips 4 are replaced, so that the replacement is convenient, and the use is very flexible. The locking nut 11 is detachably connected with the body 1, when the locking nut 11 is detached, the thimble assemblies 5 in the body 1 and the clamp rod 3 can be detached, the clamp head 4, the thimble assemblies 5 and the clamp rod 3 can be cleaned separately, and the cleaning and sterilizing effects are better.

In this embodiment, the locking assembly 6 includes a lock catch 61, the front end of the forceps rod 3 is provided with a lock slot 31, the shape of the lock slot 31 is the same as that of the lock catch 61, and the lock catch 61 is clamped in the lock slot 31; a lock pin 62 penetrates through the middle part of the lock catch 61, and two ends of the lock pin 62 are arranged on the inner wall of the clamp rod 3; the front end of the lock catch 61 is provided with a lock hook 63, and the lock catch 61 is clamped with the forceps head 4.

When the forceps head 4 is installed, the latch hook 63 at the front end of the latch 61 can clamp the forceps head 4 to position the forceps head, and the control handle can control the opening and closing of the forceps head 4. When the binding clip 4 needs to be replaced, the rear end of the lock catch 61 is pressed, the lock catch 61 rotates around the lock pin 62, the lock hook 63 is lifted upwards, and the binding clip 4 can be detached.

In this embodiment, the lock pin 62 is sleeved with a torsion spring 64, and an end of the torsion spring 64 is fixed to a rear end of the latch 61.

When the rear end of the lock catch 61 is pressed, the lock catch 61 is opened, the lock hook 63 is separated from the binding clip 4, the torsion spring 64 generates a returned torsion force, after the binding clip 4 is replaced, the pressing on the rear end of the lock catch 61 is loosened, the lock catch 61 can reset under the acting force of the torsion spring 64, and the lock hook 63 can clamp the binding clip 4 again. By designing the torsion spring 64, the latch 61 is more convenient to operate.

In this embodiment, the inner wall of the front end of the clamp rod 3 is provided with the limiting column 32, the position of the limiting column 32 is symmetrical to the locking hook 63, and the height of the limiting column 32 is the same as the length of the locking hook 63.

When binding clip 4 stretches into claw beam 3, spacing post 32 and latch hook 63 can block the relative both sides of binding clip 4, and is better to the positioning effect of binding clip 4, and spacing post 32 and the latch hook 63 that the size is the same can make binding clip 4 be located the position of 3 axes of claw beam, the operation of being convenient for, and binding clip 4 is better with thimble assembly 5's cooperation effect.

In this embodiment, the forceps head 4 includes a forceps base 41, and a jaw 42, a connecting rod 43, and a push rod 44 installed in the forceps base 41; the tail end of the jaw 42 is connected with the front end of a connecting rod 43, the tail end of the connecting rod 43 is connected with the front end of a push rod 44, and the tail end of the push rod 44 is connected with the ejector pin assembly 5; the surface of the clamp seat 41 is provided with a lock hook 63 groove and a limiting groove, when the lock catch 61 locks the clamp head 4, the lock catch 61 is clamped in the lock hook 63 groove, and the limiting column 32 is clamped in the limiting groove.

In use, the needle assembly 5 pushes the push rod 44, and the push rod 44 pushes the link rod 43 to close the jaw 42. The lock hook 63 groove and the limiting groove on the surface of the forceps holder 41 can prevent the forceps head 4 from moving during installation, and the clamping force of the lock hook 63 and the limiting column 32 on the forceps head 4 is avoided being insufficient.

In this embodiment, the thimble assembly 5 includes a thimble 51, a thimble seat 52, a thimble 53, and a slide rod 54, which are connected in sequence, wherein the front end of the thimble 51 is connected with the push rod 44, the slide rod 54 is installed in the body 1, and the tail end of the slide rod 54 abuts against the collision bead 24; a sliding sleeve 55 is arranged in the clamp rod 3, the top rod 53 passes through the sliding sleeve 55, a spring 56 is sleeved on the top rod 53, and the spring 56 is positioned between the sliding sleeve 55 and the sliding rod 54.

The handle is gripped, the collision bead 24 pushes the sliding rod 54, so that the ejector rod 53, the needle rod seat 52 and the thimble 51 are pushed forwards, the push rod 44 is pushed, and the clamp 42 is closed; when the top rod 53 moves forward, the spring 56 presses against the sliding sleeve 55 to compress; when the handle is released, spike assembly 5 is reset by spring 56 and jaws 42 are opened.

In this embodiment, a supporting seat 57 is disposed at the connection position of the needle bar seat 52 and the push rod 53, and the supporting seat 57 is slidably connected to the clamp bar 3. The supporting seat 57 supports the needle bar seat 52 and the push rod 53, so that the needle bar seat and the push rod can be kept stable when being extended and retracted.

In this embodiment, the rotating wheel 7 is sleeved outside the forceps rod 3, and the rotation of the forceps rod 3 can be controlled, so as to drive the forceps head 4 to rotate, and the operation can be performed from various angles.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. A can dismantle biological titanium clamp which characterized in that: comprises a body (1), a handle component (2), a clamp rod (3), a clamp head (4) and a thimble component (5);

the handle assembly (2) comprises a fixed handle (21) and a movable handle (22), the fixed handle (21) and the movable handle (22) are connected in a cross mode, a bolt (23) is arranged at the joint, and a collision bead (24) is arranged at the top end of the movable handle (22);

the body (1) is hollow, the top end of the fixed handle (21) is fixed with the body (1), and the collision bead (24) at the top end of the movable handle (22) penetrates into the body (1);

the clamp rod (3) is hollow, two ends of the clamp rod are open, and the rear end of the clamp rod (3) is connected with the body (1);

the ejector pin assembly (5) is positioned in the tong rod (3), the rear end of the ejector pin assembly (5) is abutted against the collision bead (24), and the front end of the ejector pin assembly (5) is abutted against the tong head (4);

the rear end of the tong head (4) extends into the front end of the tong rod (3), and the front end of the tong rod (3) is provided with a locking assembly (6) for dismounting the tong head (4); the rear end of the body (1) is provided with a locking nut (11), and the locking nut (11) is in threaded connection with the body (1).

2. The detachable biological titanium forceps according to claim 1, characterized in that: the locking assembly (6) comprises a lock catch (61), the front end of the clamp rod (3) is provided with a lock groove (31), the shape of the lock groove (31) is the same as that of the lock catch (61), and the lock catch (61) is clamped in the lock groove (31); a lock pin (62) penetrates through the middle part of the lock catch (61), and two ends of the lock pin (62) are arranged on the inner wall of the clamp rod (3); the front end of the lock catch (61) is provided with a lock hook (63), and the lock hook (63) is connected with the forceps head (4) in a clamping mode.

3. The detachable biological titanium forceps according to claim 2, characterized in that: the lock pin (62) is sleeved with a torsion spring (64), and the end part of the torsion spring (64) is fixed with the rear end of the lock catch (61).

4. The detachable biological titanium forceps according to claim 3, characterized in that: the inner wall of the front end of the clamp rod (3) is provided with a limiting column (32), the position of the limiting column (32) is symmetrically arranged with the locking hook (63), and the height of the limiting column (32) is the same as the length of the locking hook (63).

5. The detachable biological titanium forceps according to claim 4, characterized in that: the forceps head (4) comprises a forceps base (41), a forceps jaw (42), a connecting rod (43) and a push rod (44), wherein the forceps jaw (42), the connecting rod (43) and the push rod are installed in the forceps base (41); the tail end of the clamp (42) is connected with the front end of a connecting rod (43), the tail end of the connecting rod (43) is connected with the front end of a push rod (44), and the tail end of the push rod (44) is connected with the ejector pin assembly (5); the clamp seat (41) surface is provided with a lock hook (63) groove and a limiting groove, when the lock catch (61) clamps the clamp head (4), the lock catch (61) is clamped in the lock hook (63) groove, and the limiting column (32) is clamped in the limiting groove.

6. The detachable biological titanium forceps according to claim 5, characterized in that: the thimble assembly (5) comprises a thimble (51), a thimble seat (52), a push rod (53) and a slide rod (54) which are sequentially connected, the front end of the thimble (51) is connected with the push rod (44), the slide rod (54) is arranged in the body (1), and the tail end of the slide rod (54) is abutted to the collision bead (24); a sliding sleeve (55) is arranged in the clamp rod (3), the ejector rod (53) penetrates through the sliding sleeve (55), a spring (56) is sleeved on the ejector rod (53), and the spring (56) is located between the sliding sleeve (55) and the sliding rod (54).

7. The detachable biological titanium forceps according to claim 6, characterized in that: the joint of the needle bar seat (52) and the ejector rod (53) is provided with a supporting seat (57), and the supporting seat (57) is connected in the clamp bar (3) in a sliding manner.

8. The detachable biological titanium forceps according to claim 1, characterized in that: the clamp rod (3) is sleeved with a rotating wheel (7).