CN218419932U

CN218419932U - Novel retractor

Info

Publication number: CN218419932U
Application number: CN202221692459.9U
Authority: CN
Inventors: 韩元龙
Original assignee: Nantong Sixth Peoples Hospital
Current assignee: Nantong Sixth Peoples Hospital
Priority date: 2022-06-24
Filing date: 2022-06-24
Publication date: 2023-02-03
Anticipated expiration: 2032-06-24

Abstract

The utility model relates to the technical field of medical equipment, a novel retractor is proposed, including the retractor, the handheld end of retractor is provided with first handle and second handle, the front end of retractor is provided with first forearm and second forearm, the end of first forearm and second forearm has seted up the push hook fixed orifices, the internally mounted of push hook fixed orifices has pushed away the hook dead lever, the rear end of push hook dead lever is provided with the magnetic path, the front end of push hook dead lever is provided with the push hook board, the below of push hook board has set up the push hook point. The middle section position of the first handle is provided with a buckle wheel fixing groove, a fixing pin is arranged in the buckle wheel fixing groove, and a buckle wheel is rotatably arranged on the fixing pin. Through the technical scheme, the problems that the forearm in the prior art is too short, and the vision of a doctor is influenced by the use angle in some cases are solved.

Description

Novel retractor

Technical Field

The utility model relates to the technical field of medical equipment, it is specific, relate to a novel retractor.

Background

Surgical retractors are manually operated, self-locking instruments used to temporarily separate tissue or other anatomical structures, expose internal tissues or organs accessed during surgery, and have various forms of hook-shaped open jaws, such as blunt, sharp, fenestrated, etc.

The retractors in the prior art are all in a fixed open jaw type, various push hooks and various shapes and lengths of forearms, some places which are not suitable for practical operation are inevitably met in the using process, for example, the forearms are too short, the vision of an attending doctor is influenced by using angles, and the like, and the shape of the push hook is not suitable for the current operation.

SUMMERY OF THE UTILITY MODEL

The utility model provides a novel retractor, the problem that forearm length among the correlation technique can't be adjusted and push away the unable change of hook form has been solved.

The technical scheme of the utility model as follows: the utility model provides a novel retractor, includes the retractor, the handheld end of retractor is provided with first handle and second handle, the front end of retractor is provided with first forearm and second forearm, the end of first forearm and second forearm has seted up the push hook fixed orifices, the internally mounted of push hook fixed orifices has pushed the hook dead lever, the rear end of push hook dead lever is provided with the magnetic path, the front end of push hook dead lever is provided with the push hook board, the below of push hook board has set up the push hook point.

Preferably, a buckle wheel fixing groove is formed in the middle section of the first handle, a fixing pin is installed inside the buckle wheel fixing groove, a buckle wheel is rotatably installed on the fixing pin, a buckle tooth is formed in the inner arc edge of the buckle wheel, a reset spring is arranged on the side face of the root of the buckle wheel, and a buckle wheel handle is arranged at the tail end of the buckle wheel.

Preferably, the middle section of the second finger handle is provided with a buckle wheel movable port in a penetrating manner, the inner side edge of the buckle wheel movable port is provided with buckle wheel locking teeth which are occluded with the buckle teeth, and the inside of the buckle wheel movable port is provided with the tail end of the buckle wheel in a penetrating manner.

Preferably, the tail parts of the first and second finger handles are respectively provided with a finger handle hole.

Preferably, the first front arm and the second front arm are in opposite S shapes, movable shafts are arranged at the protruding positions of the middle ends of the first front arm and the second front arm, a hole is formed between the movable shafts, and a rotating pin is rotatably installed in the hole to connect the first front arm and the second front arm.

Preferably, the width of the push-hook plate and the push-hook tip is consistent with the width of the first forearm and the second forearm.

The utility model discloses a theory of operation and beneficial effect do:

the utility model provides a retractor front end has set up two and has pushed away the hook, has all seted up at the end of forearm and has pushed away the hook fixed orifices to can push away the hook at the internally mounted who pushes away the hook fixed orifices, change the width that pushes away the hook through opening and shutting of retractor, with promote forward and reach the purpose of retracting the wound.

Drawings

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

FIG. 1 is a schematic view of the present invention;

FIG. 2 is a schematic view of the push hook being disassembled;

FIG. 3 is an enlarged view of point A of FIG. 2;

FIG. 4 is a schematic view of the handle structure;

FIG. 5 is an enlarged view of point B of FIG. 4;

FIG. 6 is a schematic view of the overall structure;

in the figure: 1. a retractor; 2. a first forearm; 3. a wheel handle is buckled; 4. a first finger handle; 5. a finger-grip hole; 6. a snap tooth; 7. a reset spring; 8. a fixing pin; 9. a movable shaft; 10. rotating the pin; 11. a second finger handle; 12. a second forearm; 13. a movable opening of the buckle wheel; 14. a snap wheel locking tooth; 15. a buckle wheel; 16. a buckle wheel fixing groove; 17. a push hook fixing hole; 18. a hook pushing fixing rod; 19. a hook pushing plate; 20. pushing the hook tip; 21. a magnetic block.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, rather than all embodiments. All other embodiments, which can be obtained by a person skilled in the art without any inventive work, are related to the scope of the present invention.

As shown in fig. 1 to 6, the present embodiment provides a novel retractor, which includes a retractor 1, a first finger handle 4 and a second finger handle 11 are disposed at a handheld end of the retractor 1, a first front arm 2 and a second front arm 12 are disposed at a front end of the retractor 1, push hook fixing holes 17 are formed at ends of the first front arm 2 and the second front arm 12, a push hook fixing rod 18 is mounted inside the push hook fixing hole 17, a magnetic block 21 is disposed at a rear end of the push hook fixing rod 18, a push hook plate 19 is disposed at a front end of the push hook fixing rod 18, and a push hook tip 20 is disposed below the push hook plate 19. The operation purpose which is to be realized is achieved by changing the shape of the push hook at the front end of the retractor 1, a wide and clear operation visual field is better provided for the main doctors, and an assistant is convenient to better assist the main doctors to operate.

A buckle wheel fixing groove 16 is formed in the middle section of the first finger 4, a fixing pin 8 is installed inside the buckle wheel fixing groove 16, a buckle wheel 15 is rotatably installed on the fixing pin 8, a buckle tooth 6 is formed on the inner arc edge of the buckle wheel 15, a reset spring 7 is arranged on the root side face of the buckle wheel 15, and a buckle wheel handle 3 is arranged at the tail end of the buckle wheel 15. Can be used to fix the opening and closing width of the retractor 1.

The middle section of the second handle 11 is provided with a movable opening 13 of the buckle wheel, the inner side edge of the movable opening 13 of the buckle wheel is provided with a locking tooth 14 of the buckle wheel to be occluded with the buckle tooth 6, and the inner part of the movable opening 13 of the buckle wheel is provided with the tail end of a buckle wheel 15 in a penetrating way. The snap wheel 15 is hidden in the middle opening of the second handle 11 to prevent obstruction of the operation during surgery.

The interruption of the first handle 4 is provided with a buckle wheel fixing groove 16, a fixing pin 8 is arranged in the buckle wheel fixing groove 16, one end of a buckle wheel 15 is arranged on the fixing pin 8, and a reset spring 7 is arranged on one side of the buckle wheel 15. The fixing pin 8 is used for installing the buckle wheel 15, the angle of the reset spring 7 is used for keeping the buckle wheel 15 to be stressed downwards, and the buckle teeth 6 are locked.

The tail parts of the first and

second finger handles

4 and 11 are respectively provided with a finger handle hole 5. Hand-held control retractor 1 convenient to use

The first front arm 2 and the second front arm 12 are in opposite S shapes, a movable shaft 9 is arranged at the protruding position of the middle ends of the first front arm 2 and the second front arm 12, a hole is formed between the movable shafts 9, and a rotating pin 10 is rotatably arranged in the hole to connect the first front arm 2 and the second front arm 12. The connection in the shape can enable the two ends of the retractor to be in opposite transformation shapes, the push hook end is closed when the handle end is opened, and the push hook end is opened when the handle end is closed.

The width of the push hook plate 19 and the push hook tip 20 is identical to the width of the first forearm 2 and the second forearm 12. Preventing accidental injury to the wound during use.

In the preparation before the operation, can be earlier with the retractor attitude adjustment that needs to use in the operation good, main doctor need the assistant to cooperate the use to retractor 1 and retract the wound in the operation in-process, the assistant only needs to open and shut size adjustment to suitable position with retractor 1 and fix the width that pushes away the hook this moment, will push away hook point 20 and put into the wound downwards after adjusting to the width of wound user demand, impel retractor 1 forward and make the wound open, make things convenient for main doctor to carry out next step of operation.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a novel retractor, its characterized in that, includes retractor (1), the handheld end of retractor (1) is provided with first handle (4) and second handle (11), the front end of retractor (1) is provided with first forearm (2) and second forearm (12), push away hook fixed orifices (17) have been seted up to the end of first forearm (2) and second forearm (12), push away the internally mounted of hook fixed orifices (17) and push away hook dead lever (18), the rear end that pushes away hook dead lever (18) is provided with magnetic path (21), the front end that pushes away hook dead lever (18) is provided with push away hook plate (19), push away the below of hook plate (19) and has set up push away hook point (20).

2. The novel retractor according to claim 1, wherein a buckle wheel fixing groove (16) is formed in the middle section of the first handle (4), a fixing pin (8) is installed inside the buckle wheel fixing groove (16), a buckle wheel (15) is rotatably installed on the fixing pin (8), buckle teeth (6) are formed on the inner arc edge of the buckle wheel (15), a reset spring (7) is arranged on the side surface of the root of the buckle wheel (15), and a buckle wheel handle (3) is arranged at the tail end of the buckle wheel (15).

3. The novel retractor according to claim 1, wherein the middle section of the second finger (11) is provided with a movable opening (13) of the snap wheel, the inner side of the movable opening (13) of the snap wheel is provided with a locking tooth (14) of the snap wheel to engage with the snap tooth (6), and the end of the snap wheel (15) penetrates the inner side of the movable opening (13) of the snap wheel.

4. The novel retractor according to claim 1, wherein the first and second finger-shaped handles (4, 11) are provided with respective finger-shaped handle holes (5) at their ends.

5. A new type of retractor according to claim 1, wherein the first forearm (2) and the second forearm (12) have opposite S-shapes, the middle protruding position of the first forearm (2) and the second forearm (12) is provided with a movable shaft (9), a hole is opened between the movable shafts (9), and a rotating pin (10) is rotatably mounted in the hole to connect the first forearm (2) and the second forearm (12).

6. A new type of retractor according to claim 1, characterized in that the width of the push hook plate (19) and the push hook tip (20) is identical to the width of the first forearm (2) and the second forearm (12).