CN219814202U

CN219814202U - Surgical retractor

Info

Publication number: CN219814202U
Application number: CN202321105426.4U
Authority: CN
Inventors: 张振兴
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-05-10
Filing date: 2023-05-10
Publication date: 2023-10-13
Anticipated expiration: 2033-05-10

Abstract

The utility model discloses a surgical retractor, which relates to the field of surgical retractors and comprises a collection disc and a threaded rod body, wherein an angle disc is arranged in the middle of the collection disc, an internal slideway is arranged between the angle disc and the collection disc, a rotating block is slidably arranged in the internal slideway, one end of the rotating block is provided with a rotating plate, a central rod is arranged in the middle of the end part of the rotating plate, an adjusting assembly for adjusting the height is arranged at the bottom of the central rod, and the adjusting assembly comprises a first movable block, an internal screw, an external screw and a second movable block. This operation retractor is hung the affected part through the design of first couple, and can utilize the second couple to expand first couple area according to required contact surface when pulling back, improves affected part and pulls department and couple area of contact, is convenient for follow-up the pulling back, can drive whole auxiliary assembly through rotating positioning screw simultaneously and go on high adjustment from top to bottom, is convenient for adjust every first couple height.

Description

Surgical retractor

Technical Field

The utility model relates to the field of surgical retractor, in particular to a surgical retractor.

Background

Neurosurgery is a branch in surgery, and a unique neurosurgery research method is applied on the basis that surgery is taken as a main treatment means, and when the neurosurgery is used for performing the surgery on the treatment of a patient, a retractor is needed to provide a working channel for the surgery, so that a clear binocular vision effect is provided for an operator.

The utility model as in application number 201920910085.5 discloses a chest surgical retractor comprising a mounting bracket. The chest operation retractor is provided with the mounting frame, the movable retracting rod and the parallel mechanism, so that flexibility can be ensured after the chest operation retractor is mounted, different contact structures can be replaced conveniently and rapidly according to different contact tissues, and the single chest operation retractor can be better combined for use, so that a better use prospect is brought.

Similar to the above-mentioned application, there are currently disadvantages:

the existing operation retractor is unchanged, the simultaneous retraction treatment is carried out according to the depths of different wounds according to the requirements of wound retraction, the retraction is required to be carried out for a plurality of times, and the operation is complicated.

Accordingly, in view of the above, an improvement of the conventional structure and the conventional drawbacks has been studied and proposed.

Disclosure of Invention

The present utility model is directed to a surgical retractor device, which solves the above-mentioned problems of the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a surgical retractor, includes collection dish and screw thread body of rod, the middle part of collection dish is provided with the angle scale, and is provided with built-in slide between angle scale and the collection dish, the inside slidable mounting of built-in slide has the transfer piece, the one end of transfer piece is provided with the rotating plate, and rotating plate tip mid-mounting has the centering rod, the bottom of centering rod is provided with the adjusting part that is used for carrying out the altitude mixture control, and the adjusting part includes first movable block, built-in screw rod, external screw rod and second movable block, first movable block bottom rotation is provided with built-in screw rod, and the bottom external screw thread of built-in screw rod installs external screw rod, the bottom external rotation of external screw rod is provided with the second movable block, the constant head tank has been seted up to the inside of transfer piece, and the internally mounted of constant head tank has the retractor plate, the inside of retractor plate slides and is provided with built-in auxiliary plate, and the internal screw thread of auxiliary plate installs the positioning screw rod, the bottom of positioning screw rod is provided with the auxiliary assembly that is used for the operation opening to pull, and auxiliary assembly includes movable fixture block, first couple and second couple and the inside of the first couple and the first couple of coupling is set up in the screw thread.

Further, the threaded rod bodies are distributed at equal intervals relative to the interior of the retracting plate, and the threaded rod bodies and the built-in auxiliary plate are distributed in one-to-one correspondence.

Further, two groups of the retractors are arranged, one group of the retractors is fixedly connected with the first movable block, and the other group of the retractors is fixedly connected with the second movable block.

Further, the positioning screw is connected with the movable clamping block in a clamping way, the movable clamping block and the first hook are of an integrated structure, and the first hook is connected with the second hook in a clamping way.

Further, the middle part of the rear end of the collecting disc is provided with a first threaded rod, and the internal thread of the first threaded rod is provided with a second threaded rod.

Further, the bottom of second threaded rod is provided with the end block, and the lateral mounting board is all installed to the surface both sides of end block.

Further, screw holes are formed in the inner portions of the transverse mounting plates at equal intervals, and the longitudinal mounting plates are fixedly mounted on the transverse mounting plates through the screw holes and the screws.

The utility model provides a surgical retractor, which has the following beneficial effects:

1. according to the utility model, through the design of the rotating connection of the built-in slide way and the adapter block, the included angle between two groups of retractor plates can be adjusted, and the extension condition of each built-in auxiliary plate can be controlled through controlling the included angle between the retractor plates and the contact ratio of the built-in auxiliary plates relative to the retractor plates in a sliding manner, so that the extension condition of the built-in auxiliary plates can be adjusted according to the extension condition required to be extended at each position of a surgical wound, and synchronous retraction processing can be carried out according to the opening degree of the surgical wound when the retractor plates rotate by utilizing the first movable block and the second movable block.

2. According to the utility model, the distance between the two groups of retractor plates can be controlled through the design of threaded connection of the first threaded rod and the second threaded rod, so that the control according to the depth of the surgical wound is facilitated, the height between the two groups of retractor plates can be adjusted through the design of threaded connection between the internal threaded rod and the external threaded rod, and the adjustment according to the requirement of the depth opening of affected parts on two sides is facilitated.

3. According to the utility model, the affected part is pulled and hung through the design of the first hook, the area of the first hook can be expanded by utilizing the second hook according to the contact surface required during pulling and hanging, the contact area between the pulled and hung part of the affected part and the hook is increased, the subsequent pulling and hanging are facilitated, meanwhile, the whole auxiliary assembly can be driven to adjust the height up and down through rotating the positioning screw, and the height of each first hook is convenient to adjust.

Drawings

Fig. 1 is a schematic perspective view of a surgical retractor of the present utility model;

FIG. 2 is a schematic view of a rear view connection structure of a collection tray of the surgical retractor of the present utility model;

FIG. 3 is an enlarged schematic view of the surgical retractor of FIG. 1 shown in FIG. A;

FIG. 4 is a schematic illustration of a centralized rod side view connection of a surgical retractor of the present utility model;

fig. 5 is a schematic view of a connection structure of an auxiliary plate built in the surgical retractor of the present utility model.

In the figure: 1. a collection tray; 2. a slide way is arranged in the inner part; 3. an angle scale; 4. a centering rod; 5. a rotating plate; 6. a transfer block; 7. a retractor plate; 8. a threaded rod body; 9. an auxiliary plate is arranged in the box; 10. a first threaded rod; 11. a second threaded rod; 12. an end block; 13. a transverse mounting plate; 14. a screw hole; 15. a longitudinal mounting plate; 16. a positioning groove; 17. an adjustment assembly; 1701. a first movable block; 1702. a screw is arranged in the screw; 1703. an external screw; 1704. a second movable block; 18. an auxiliary component; 1801. a movable clamping block; 1802. a first hook; 1803. a second hook; 19. and positioning a screw.

Detailed Description

Embodiments of the present utility model are described in further detail below with reference to the accompanying drawings and examples. The following examples are illustrative of the utility model but are not intended to limit the scope of the utility model.

As shown in fig. 1, 3, 4 and 5, a surgical retractor comprises a collecting tray 1, an internal slide 2, an angle tray 3, a centralizing rod 4, a rotating plate 5, a rotating block 6, a retracting plate 7, a threaded rod body 8, an internal auxiliary plate 9, a first threaded rod 10, a second threaded rod 11, an end block 12, a transverse mounting plate 13, a screw hole 14, a longitudinal mounting plate 15, a positioning groove 16, an adjusting assembly 17, a first movable block 1701, an internal screw 1702, an external screw 1703, a second movable block 1704, an auxiliary assembly 18, a movable clamping block 1801, a first hook 1802, a second hook 1803 and a positioning screw 19, wherein the angle tray 3 is arranged in the middle of the collecting tray 1, the internal slide 2 is arranged between the angle tray 3 and the collecting tray 1, the rotating block 6 is arranged in the internal sliding way of the internal slide 2, one end of the rotating block 6 is provided with the rotating plate 5, the centralizing rod 4 is arranged in the middle of the end of the rotating plate 5, the bottom of the centralizing rod 4 is provided with an adjusting component 17 for height adjustment, the adjusting component 17 comprises a first movable block 1701, an internal screw rod 1702, an external screw rod 1703 and a second movable block 1704, the bottom of the first movable block 1701 is rotatably provided with the internal screw rod 1702, the external screw rod 1703 is arranged on the external screw thread at the bottom of the internal screw rod 1702, the second movable block 1704 is rotatably arranged on the external screw rod 1703 at the bottom, the included angle between two groups of retracting plates 7 can be adjusted through the design that the internal slide way 2 is rotatably connected with the converting block 6, the extension condition of each internal auxiliary plate 9 can be controlled through the included angle between the retracting plates 7 and the contact ratio of the sliding control internal auxiliary plate 9 relative to the retracting plates 7, so that the extension condition of the internal auxiliary plate 9 can be adjusted according to the extension condition required at each position of a surgical wound, therefore, when the retractor plate 7 rotates by utilizing the first movable block 1701 and the second movable block 1704, synchronous retraction processing can be carried out according to the opening degree of the operation wound, the height between the two groups of retractor plates 7 can be adjusted by the design of threaded connection between the internal screw rod 1702 and the external screw rod 1703, the adjustment is convenient to be carried out according to the requirement of the deep opening of the affected parts on two sides, the positioning groove 16 is arranged in the adapter block 6, the retractor plate 7 is arranged in the positioning groove 16, two groups of retractor plates 7 are arranged, one group of retractor plates 7 are fixedly connected with the first movable block 1701, the other group of retractor plates 7 are fixedly connected with the second movable block 1704, the built-in auxiliary plate 9 is arranged in a sliding way in the retractor plate 7, the positioning screw rod 19 is arranged in the internal thread of the built-in auxiliary plate 9, the positioning screw rod 19 is in a clamping connection with the movable clamping block 1801, the movable clamping block 1801 and the first hook 1802 are in an integrated structure, and the first hook 1802 is connected with the second hook 1803 in a clamping way, the affected part is pulled through the design of the first hook 1802, the area of the first hook 1802 can be expanded by utilizing the second hook 1803 according to the contact surface required during the pulling, the contact area between the pulling part of the affected part and the hook is increased, the subsequent pulling is facilitated, the bottom of the positioning screw 19 is provided with an auxiliary component 18 for pulling the operation opening, the auxiliary component 18 comprises a movable clamping block 1801, the first hook 1802 and the second hook 1803, the outer surface of the movable clamping block 1801 is provided with the first hook 1802, the second hook 1803 is arranged in the first hook 1802, the whole auxiliary component 18 can be driven to adjust the height up and down by rotating the positioning screw 19, the height of each first hook 1802 is convenient to adjust, the threaded rod body 8 is arranged in the interior of the pulling plate 7 in a threaded manner, the threaded rod body 8 is distributed in an equidistant manner with respect to the interior of the pulling plate 7, the threaded rod bodies 8 and the built-in auxiliary plates 9 are distributed in a one-to-one correspondence manner, the built-in auxiliary plates 9 can slide from the inside of the retracting plate 7, and after the built-in auxiliary plates slide to a required distance, the built-in auxiliary plates 9 can be propped against by rotating the threaded rod bodies 8, so that the built-in auxiliary plates 9 can be positioned relative to the retracting plate 7.

As shown in fig. 1 and 2, the middle part of the rear end of the collecting tray 1 is provided with a first threaded rod 10, the internal thread of the first threaded rod 10 is provided with a second threaded rod 11, the distance between two groups of retracting plates 7 can be controlled through the design of the threaded connection of the first threaded rod 10 and the second threaded rod 11, the control according to the depth of a surgical wound is facilitated, the bottom of the second threaded rod 11 is provided with an end block 12, two sides of the outer surface of the end block 12 are provided with transverse mounting plates 13, the inside of each transverse mounting plate 13 is provided with screw holes 14 at equal intervals, the transverse mounting plates 13 are fixedly provided with longitudinal mounting plates 15 through the screw holes 14 and screws, the longitudinal mounting plates 15 can be adjusted according to the thickness of a fixing area required by the retracting device through the design of the screw holes 14, the longitudinal mounting plates 15 can be fixed through the design of the screw bolts and the screw holes 14 after the adjustment is finished, and the two groups of longitudinal mounting plates 15 can be reinforced by the design of nuts.

In summary, the surgical retractor device, according to the structure shown in fig. 1-5, firstly, the design of the screw holes 14 in the transverse mounting plate 13 can adjust the thickness of the longitudinal mounting plate 15 according to the required fixing area of the retractor device, after the adjustment is finished, the longitudinal mounting plate 15 is fixed by the design of the bolts and the screw holes 14, meanwhile, the two groups of longitudinal mounting plates 15 can be reinforced with respect to the fixing surface by the design of the nuts, then the affected part can be pulled by the design of the first hook 1802, the area of the first hook 1802 can be expanded by the second hook 1803 according to the required contact surface during the retraction, the contact area between the affected part and the hook can be increased, meanwhile, the whole auxiliary assembly 18 can be driven to adjust the height up and down by rotating the positioning screw 19, so as to be convenient for adjusting the height of each first hook 1802, the built-in auxiliary plate 9 can then slide from the inside of the retracting plate 7, after sliding to the required distance, the built-in auxiliary plate 9 can be propped against the built-in auxiliary plate 9 by rotating the threaded rod body 8, so that the built-in auxiliary plate 9 can be positioned relative to the retracting plate 7, the included angle between two groups of retracting plates 7 can be adjusted by rotating the built-in slideway 2 and the rotating block 6, after the included angle adjustment is finished, the bolts can be used for fixing, the extension condition of each built-in auxiliary plate 9 can be controlled by controlling the included angle between the retracting plates 7 and the overlap ratio between the built-in auxiliary plate 9 and the retracting plate 7 in a sliding manner, the extension condition of the built-in auxiliary plate 9 can be adjusted according to the extension condition required by each position of the operation wound, so that synchronous retracting treatment can be carried out according to the operation wound extension opening degree when the retracting plate 7 rotates by utilizing the first moving block 1701 and the second moving block 1704, the height between the two groups of retracting plates 7 can be adjusted through the design of threaded connection between the internal screw 1702 and the external screw 1703, so that the adjustment is convenient to be carried out according to the depth of the affected parts on two sides.

The embodiments of the utility model have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the utility model in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, and to enable others of ordinary skill in the art to understand the utility model for various embodiments with various modifications as are suited to the particular use contemplated.

Claims

1. The utility model provides a surgical retractor, includes collection dish (1) and screw thread body of rod (8), its characterized in that, the middle part of collection dish (1) is provided with angle dish (3), and is provided with built-in slide (2) between angle dish (3) and the collection dish (1), the inside slidable mounting of built-in slide (2) has transfer piece (6), the one end of transfer piece (6) is provided with swivel plate (5), and swivel plate (5) tip mid-mounting has collection pole (4), the bottom of collection pole (4) is provided with adjusting component (17) that are used for carrying out the altitude mixture control, and adjusting component (17) are including first movable block (1701), built-in screw rod (1702), external screw rod (1703) and second movable block (1704), the rotation of first movable block (1701) bottom is provided with built-in screw rod (1702), and the bottom outside screw thread of built-in screw rod (1702) installs external screw rod (1703), the bottom outside rotation of external screw rod (1703) is provided with second movable block (6), the bottom of transfer piece (6) is provided with adjusting component (17) that is used for carrying out the altitude mixture control, and the inside positioning groove (16) is equipped with interior positioning plate (9), and the inside positioning plate (9) is equipped with to draw back in the inside positioning plate (9), the bottom of locating screw (19) is provided with auxiliary assembly (18) that are used for operation opening to lead out, and auxiliary assembly (18) are including movable fixture block (1801), first couple (1802) and second couple (1803), the surface of movable fixture block (1801) is provided with first couple (1802), and the internally mounted of first couple (1802) has second couple (1803), the screw thread body of rod (8) screw thread sets up in the inside of pulling out board (7).

2. A surgical retractor according to claim 1, wherein the threaded rods (8) are equidistantly arranged with respect to the interior of the retractor plate (7), and the threaded rods (8) are arranged in a one-to-one correspondence with the built-in auxiliary plates (9).

3. A surgical retractor according to claim 1, wherein the retractor plates (7) are provided in two groups, one group of the retractor plates (7) being fixedly connected to the first movable block (1701) and the other group of the retractor plates (7) being fixedly connected to the second movable block (1704).

4. The surgical retractor according to claim 1, wherein the positioning screw (19) is in a snap-fit connection with the movable clamp block (1801), wherein the movable clamp block (1801) is in an integrated structure with the first hook (1802), and wherein the first hook (1802) is in a snap-fit connection with the second hook (1803).

5. A surgical retractor according to claim 1, wherein the central part of the rear end of the collecting tray (1) is provided with a first threaded rod (10), and the internal thread of the first threaded rod (10) is provided with a second threaded rod (11).

6. A surgical retractor according to claim 5, wherein the bottom of the second threaded rod (11) is provided with an end block (12), and wherein the end block (12) is provided with transverse mounting plates (13) on both sides of its outer surface.

7. A surgical retractor according to claim 6, wherein the transverse mounting plates (13) are provided with equally spaced screw holes (14) and the transverse mounting plates (13) are fixedly mounted with longitudinal mounting plates (15) through the screw holes (14) and screws.