CN213098082U

CN213098082U - Retractor for surgical operation

Info

Publication number: CN213098082U
Application number: CN202021684881.0U
Authority: CN
Inventors: 宗斌
Original assignee: Zhejiang Hospital Of Chinese Traditional And Western Medicine
Current assignee: Zhejiang Hospital Of Chinese Traditional And Western Medicine
Priority date: 2020-08-13
Filing date: 2020-08-13
Publication date: 2021-05-04
Anticipated expiration: 2030-08-13

Abstract

The utility model relates to the technical field of medical equipment, in particular to a retractor for surgical operation, which comprises a first support frame, a second support frame, a retracting frame, a first screw rod, a second screw rod and a handle, wherein a first connecting rod is welded at one end of the first support frame, one end of the first connecting rod is welded on a fixed block, a second connecting rod is welded at one end of the second support frame, and one end of the second connecting rod is welded on a support block; a second screw is matched between the supporting block and the fixed block; jacks are formed in the first support frame and the second support frame, cross rods are inserted into the two jacks in a matched mode, one end of each cross rod is welded to the traction frame, and the other end of each cross rod is welded to the connecting plate. The utility model discloses, adjust the distance between supporting shoe and the fixed block, play two and pull apart the effect of interval distance between the frame to utilize the setting of the frame of pulling that two opposition set up, will pull out the frame and be applied to in the surgery operation.

Description

Retractor for surgical operation

Technical Field

The utility model relates to the technical field of medical equipment, especially, relate to a retractor for surgical operation.

Background

The retractor is also called a draw hook, is used for retracting tissues, exposes the range needing an operation, is convenient to explore and operate, and can be divided into a handheld draw hook and an automatic draw hook. The retractor has various specifications of different shapes and sizes, and can be selected according to the operation requirement.

However, the structure of the retractor is large, the size of the retractor is large, the retractor is inconvenient to adjust, the length of the retractor cannot be adjusted according to the operation requirement, meanwhile, the retractor is troublesome to mount and dismount, the working time is influenced, and therefore the retractor needs to be improved on the existing retractor to meet the requirement on the medical market.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects in the prior art and providing a retractor for surgical operation.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a retractor for surgical operation comprises a first support frame, a second support frame, a retracting frame, a first screw, a second screw and a handle, wherein a first connecting rod is welded at one end of the first support frame, one end of the first connecting rod is welded on a fixed block, a second connecting rod is welded at one end of the second support frame, and one end of the second connecting rod is welded on a support block;

a second screw is matched between the supporting block and the fixed block;

jacks are formed in the first support frame and the second support frame, cross rods are inserted into the two jacks in a matched mode, one end of each cross rod is welded to the traction frame, and the other end of each cross rod is welded to the connecting plate.

Preferably, one end of each of the first support frame and the second support frame is welded with a first screw, and one end of each first screw is inserted into the connecting plate.

Preferably, a spring is sleeved outside the first screw, and one end of the spring is welded on the connecting plate.

Preferably, the outer part of the first screw rod is also spirally and rotatably matched with a limiting ring, and the limiting ring is in contact with the connecting plate.

Preferably, one end of the fixing block is provided with a groove, the fixing block is fixedly connected with a bearing in an adhesive mode, and the inner ring of the bearing is connected with a second screw in an adhesive mode.

Preferably, one end of the second screw is spirally and rotatably fitted on the support block.

The utility model has the advantages that:

1. the utility model discloses, adjust the distance between supporting shoe and the fixed block, play two and pull apart the effect of interval distance between the frame to utilize the setting of the frame of pulling that two opposition set up, will pull out the frame and be applied to in the surgery operation.

2. The utility model discloses, the spacing ring can promote even the board and compress the spring, shortens the distance between even board and the first support frame to make the connecting plate drive the horizontal pole and promote the removal that the position was done to the traction frame, thereby the fine setting of distance between two traction frames of simple effectual realization.

Drawings

Fig. 1 is a schematic top view of a surgical retractor according to the present invention;

FIG. 2 is a schematic right side view of the retractor frame of FIG. 1 illustrating a surgical retractor according to the present invention;

fig. 3 is a left side view schematic structural diagram of the cross bar connecting structure in fig. 1 of the retractor for surgical operation of the present invention.

In the figure: the device comprises a first support frame 1, a connecting plate 2, a limiting ring 3, a first screw rod 4, a spring 5, a first connecting rod 6, a fixed block 7, a bearing 8, a second screw rod 9, a supporting block 10, a second connecting rod 11, a second support frame 12, a traction frame 13 and a cross rod 14.

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.

Example (b): referring to fig. 1-3, a retractor for surgical operation comprises a first support frame 1, a second support frame 12, a retractor frame 13, a first screw 4, a second screw 9 and a handle, wherein a first connecting rod 6 is welded at one end of the first support frame 1, one end of the first connecting rod 6 is welded on a fixed block 7, a second connecting rod 11 is welded at one end of the second support frame 12, and one end of the second connecting rod 11 is welded on a support block 10;

a second screw 9 is matched between the supporting block 10 and the fixed block 7, one end of the fixed block 7 is provided with a groove and fixedly and adhesively connected with a bearing 8, the inner ring of the bearing 8 is adhesively connected with the second screw 9, and one end of the second screw 9 is spirally and rotatably matched on the supporting block 10;

jacks are formed in the first support frame 1 and the second support frame 12, a cross rod 14 is inserted into the two jacks in a matched mode, one end of the cross rod 14 is welded to the traction frame 13, and the other end of the cross rod 14 is welded to the connecting plate 2.

Specifically, the second screw 9 is rotated, the second screw 9 rotates along a threaded hole formed in the supporting block 10, the second screw 9 drives the inner ring of the bearing 8 to rotate in the outer ring of the bearing 8, the distance between the supporting block 10 and the fixed block 7 is adjusted, and the distance between the two retracting frames 13 is separated under the connecting action of the first connecting rod 6 and the second connecting rod 11, so that the retracting frames 13 are applied to a surgical operation by utilizing the arrangement of the two retracting frames 13 which are oppositely arranged, and the structure is simple and the operation is convenient;

a handle is welded at one end of the fixing block 7, so that the pulling frame 13 can be conveniently held to move.

Wherein, the welding of the one end of first support frame 1 and second support frame 12 has first screw rod 4, and the one end of first screw rod 4 pegs graft on even board 2, and spring 5 has been cup jointed to the outside of first screw rod 4, and the welding of the one end of spring 5 is on even board 2, and the outside of first screw rod 4 is the spiral normal running fit limit ring 3 still, and limit ring 3 and even board 2 contact each other.

Specifically, the retracting frame 13 is connected with the cross rod 14, the limiting ring 3 rotates along the first screw rod 4 by rotating, and the length of the cross rod 14 is fixed, so that the limiting ring 3 can push the connecting plate 2 to compress the spring 5, the distance between the connecting plate 2 and the first support frame 1 is shortened, and the connecting plate drives the cross rod 14 to push the retracting frame 13 to move;

in the same operation method, the position of the retracting frame 13 connected to one side of the second supporting frame 12 can be adjusted, so that the distance between the two retracting frames 13 can be finely adjusted simply and effectively.

Those not described in detail in this specification are within the skill of the art.

The utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the description with the record of drawing of description, and the concrete connection mode of each part all adopts conventional means such as ripe bolt, rivet, welding among the prior art, and machinery, part and equipment all adopt prior art, and conventional model, including circuit connection adopts conventional connection mode among the prior art, does not detailed here again.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A retractor for surgical operation comprises a first support frame (1), a second support frame (12), a retracting frame (13), a first screw rod (4), a second screw rod (9) and a handle, and is characterized in that one end of the first support frame (1) is welded with a first connecting rod (6), one end of the first connecting rod (6) is welded on a fixed block (7), one end of the second support frame (12) is welded with a second connecting rod (11), and one end of the second connecting rod (11) is welded on a support block (10);

a second screw (9) is matched between the supporting block (10) and the fixed block (7);

jacks are formed in the first support frame (1) and the second support frame (12), a cross rod (14) is inserted into the two jacks in a matched mode, one end of the cross rod (14) is welded to the pulling-off frame (13), and the other end of the cross rod (14) is welded to the connecting plate (2).

2. A surgical retractor according to claim 1, wherein a first threaded rod (4) is welded to one end of the first support (1) and the second support (12), and one end of the first threaded rod (4) is inserted into the connecting plate (2).

3. A surgical retractor according to claim 2, wherein the spring (5) is sleeved outside the first threaded rod (4), and one end of the spring (5) is welded to the connecting plate (2).

4. A surgical retractor according to claim 2, wherein the first threaded rod (4) is further externally and helically engaged with a stop ring (3) in a rotatable manner, and the stop ring (3) and the connecting plate (2) are in contact with each other.

5. A surgical retractor according to claim 1, wherein one end of the fixing block (7) is provided with a groove, a bearing (8) is fixedly bonded with the fixing block, and a second screw (9) is bonded with the inner ring of the bearing (8).

6. A surgical retractor according to claim 5, wherein one end of said second threaded bar (9) is screw-rotatably fitted on said support block (10).