CN221865820U - Surgical retractor fixer - Google Patents

Abstract

The utility model relates to the technical field of hook fixing devices, and discloses a surgical hook fixing device, including a mounting seat, an electric telescopic rod is fixedly arranged on the upper end of the mounting seat and at both ends thereof, a first slide rail is fixedly connected to the upper ends of the two electric telescopic rods, a limited position slide groove is provided on the upper end surface of the first slide rail, a first motor is fixedly arranged at the rear end inside the first slide rail, a screw rod is fixedly connected to the output end of the first motor, a movable sleeve is provided on the outer wall of the screw rod, a slider is fixedly arranged on the upper end of the movable sleeve, a second slide rail is fixedly arranged on the upper end of the slider, a second motor is fixedly arranged at the front end inside the second slide rail, a gear is fixedly connected to the output end of the second motor, and a support rod is slidably arranged inside the second slide rail. In the utility model, the device can realize the multi-directional adjustment and positioning of the hook, reduce the working difficulty of medical staff, and has high stability.

Description

A surgical retractor fixator

Technical Field

The utility model relates to the technical field of retractor fixing devices, in particular to a surgical retractor fixer.

Background Art

Retractors are commonly used in surgery. Good exposure of the surgical field is a prerequisite for the successful completion of various neurosurgical operations. Most open surgeries are exposed with the help of surgical retractors.

After searching, the existing patent (publication number: CN214966040U) discloses a neurosurgery retractor fixator. Although the patented technology can position the retractor and reduce the difficulty of medical care, there is a problem that the retractor cannot be adjusted in multiple directions, resulting in the need to move the whole device when wounds in different positions need to be hooked. Therefore, a person skilled in the art provides a surgical retractor fixator to solve the problems raised in the above background technology.

Utility Model Content

The utility model aims to solve the shortcomings of the prior art and proposes a surgical retractor fixator, which can realize multi-directional adjustment and positioning of the retractor, reduce the working difficulty of medical staff, and has high stability.

In order to achieve the above purpose, the utility model provides the following technical solutions:

A surgical retractor fixator comprises a mounting seat, an electric telescopic rod is fixedly arranged on the upper end of the mounting seat and at both the front and rear ends thereof, a first slide rail is fixedly connected to the upper ends of the two electric telescopic rods, a limited position slide groove is provided on the upper end surface of the first slide rail, a first motor is fixedly arranged on the rear end of the first slide rail, a screw rod is fixedly connected to the output end of the first motor, a movable sleeve is sleeved on the outer wall of the screw rod, a slider is fixedly arranged on the upper end of the movable sleeve, and a second slide rail is fixedly arranged on the upper end of the slider;

A second motor is fixedly provided at the front end of the second slide rail, a gear is fixedly connected to the output end of the second motor, a support rod is slidably provided inside the second slide rail, a locking tooth is fixedly provided on one side of the front end of the support rod, a slot is provided in the middle of one end of the support rod, a hook is detachably connected to the end of the support rod close to the slot, a connecting block is fixedly provided on one side of the connecting hook, and a locking block is fixedly provided on the side of the connecting block away from the connecting hook.

Furthermore, the lower end of the mounting seat and the front and rear ends thereof are both threadedly provided with adjusting screws, and the upper ends of the two adjusting screws are both connected with clamping plates;

Through the above technical solution, the adjusting screw is rotated to make the clamping plate move up and down, thereby positioning the mounting seat.

Furthermore, the movable sleeve is threadedly connected to the screw rod;

Through the above technical solution, the movable sleeve is driven to move by the rotation of the screw rod.

Furthermore, the sliding block slides inside the limiting sliding groove;

Through the above technical solution, the movable sleeve is limited when moving.

Further, the gear is meshingly connected with the latch teeth;

Through the above technical solution, the support rod is moved by the rotation of the gear.

Furthermore, the card block is clamped inside the card slot;

Through the above technical solution, the draw hook and the support rod can be quickly connected.

Furthermore, a fixing bolt is threadedly arranged on one side of the upper end of the support rod, and the fixing bolt passes through the support rod and is threadedly connected to the inside of the clamping block;

Through the above technical solution, the draw hook and the support rod are positioned.

The utility model has the following beneficial effects:

1. The utility model proposes a surgical retractor fixator, which drives the screw rod to rotate through the first motor. At this time, the movable sleeve is limited and moved under the influence of the slider and the limiting groove, and the gear is driven to rotate by the second motor, so that the support rod is moved by the action of the locking teeth, thereby realizing the multi-directional adjustment and positioning of the retractor, reducing the work difficulty of medical staff, and having high stability.

2. The utility model proposes a surgical retractor fixer, in which the retractor is clamped in the clamping groove of the support rod through a clamping block, and then the support rod and the clamping block are fixed by fixing bolts, which is convenient for medical staff to disassemble, install and replace, thereby improving its convenience.

BRIEF DESCRIPTION OF THE DRAWINGS

FIG1 is a front cross-sectional view of a surgical retractor fixator proposed by the present invention;

FIG2 is a schematic diagram of the structure of a mounting base of a surgical retractor fixator proposed by the present invention;

FIG3 is a schematic structural diagram of a driving device of a surgical retractor fixator proposed by the present invention;

FIG. 4 is an enlarged view of point A in FIG. 1 .

Legend:

1. Mounting seat; 2. Adjusting screw; 3. Clamp; 4. Electric telescopic rod; 5. First slide rail; 6. Limiting slide groove; 7. First motor; 8. Screw rod; 9. Movable sleeve; 10. Slider; 11. Second slide rail; 12. Second motor; 13. Gear; 14. Support rod; 15. Gear; 16. Slot; 17. Hook; 18. Connecting block; 19. Block; 20. Fixing bolt.

DETAILED DESCRIPTION

The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

1-4, an embodiment of the utility model is provided: a surgical retractor fixator, comprising a mounting seat 1, an electric telescopic rod 4 is fixedly arranged on the upper end of the mounting seat 1 and at both ends thereof, a first slide rail 5 is fixedly connected to the upper ends of the two electric telescopic rods 4, a limited position slide groove 6 is provided on the upper end surface of the first slide rail 5, a first motor 7 is fixedly arranged at the rear end of the first slide rail 5, a screw rod 8 is fixedly connected to the output end of the first motor 7, a movable sleeve 9 is sleeved on the outer wall of the screw rod 8, a slider 10 is fixedly arranged on the upper end of the movable sleeve 9, and a second slide rail 11 is fixedly arranged on the upper end of the slider 10;

A second motor 12 is fixedly provided at the front end of the second slide rail 11, and a gear 13 is fixedly connected to the output end of the second motor 12. A support rod 14 is slidably provided inside the second slide rail 11, and a latch tooth 15 is fixedly provided on one side of the front end of the support rod 14. A latch groove 16 is provided in the middle of one end of the support rod 14. A hook 17 is detachably connected to the end of the support rod 14 close to the latch groove 16. A connecting block 18 is fixedly provided on one side of the hook 17, and a latch block 19 is fixedly provided on the side of the connecting block 18 away from the hook 17.

The lower end of the mounting seat 1 and the front and rear ends thereof are both threadedly provided with an adjusting screw 2, and the upper ends of the two adjusting screws 2 are connected with a clamping plate 3. The adjusting screw 2 is rotated to lift the clamping plate 3, so that the mounting seat 1 is positioned. The movable sleeve 9 is threadedly connected with the screw rod 8, and the movable sleeve 9 is driven to move by the rotation of the screw rod 8. The slider 10 slides inside the limiting slide groove 6 to limit the movable sleeve 9 when it moves. The gear 13 is meshed and connected with the card tooth 15. The support rod 14 is moved by the rotation of the gear 13. The card block 19 is clamped in the card slot 16 to quickly connect the draw hook 17 to the support rod 14. A fixing bolt 20 is threadedly provided on one side of the upper end of the support rod 14. The fixing bolt 20 penetrates the support rod 14 and is threadedly connected to the inside of the card block 19 to position the draw hook 17 and the support rod 14.

Working principle: When the surgical retractor fixer is used, the mounting seat 1 is clamped on the edge of the operating bed, and the adjusting bolt 2 is rotated to make the splint 3 clamp the bedside for fixing, and then the height of the retractor 17 is adjusted by the electric telescopic rod 4. At this time, the first motor 7 drives the screw rod 8 to rotate. At this time, the movable sleeve 9 is limited and moved by the slider 10 and the limiting slide groove 6, and the gear 13 is driven to rotate by the second motor 12, so that the support rod 14 is moved by the action of the clamping tooth 15, thereby realizing the multi-directional adjustment and positioning of the retractor 17. When the retractor 17 hooks the skin tissue, the support rod 14 is moved to position it. The retractor 17 is clamped in the slot 16 of the support rod 14 through the clamping block 19, and then the support rod 14 and the clamping block 19 are fixed by the fixing bolt 20, which is convenient for medical staff to disassemble, install and replace.

Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims (7)

1. A surgical retractor fixator, comprising a mounting seat (1), characterized in that: an electric telescopic rod (4) is fixedly arranged at the upper end of the mounting seat (1) and at both ends thereof, the upper ends of the two electric telescopic rods (4) are fixedly connected to a first slide rail (5), the upper end surface of the first slide rail (5) is provided with a limit slide groove (6), the rear end of the first slide rail (5) is fixedly arranged with a first motor (7), the output end of the first motor (7) is fixedly connected with a screw rod (8), the outer wall of the screw rod (8) is provided with a movable sleeve (9), the upper end of the movable sleeve (9) is fixedly arranged with a slider (10), and the upper end of the slider (10) is fixedly arranged with a second slide rail (11); A second motor (12) is fixedly arranged at the front end of the second slide rail (11), and a gear (13) is fixedly connected to the output end of the second motor (12). A support rod (14) is slidably arranged inside the second slide rail (11), and a latching tooth (15) is fixedly arranged on one side of the front end of the support rod (14). A latching groove (16) is provided in the middle of one end of the support rod (14). A hook (17) is detachably connected to the end of the support rod (14) close to the latching groove (16), and a connecting block (18) is fixedly arranged on one side of the hook (17), and a latching block (19) is fixedly arranged on the side of the connecting block (18) away from the hook (17). 2. A surgical retractor fixator according to claim 1, characterized in that: an adjusting screw (2) is threadedly provided at the lower end of the mounting seat (1) and at both the front and rear ends thereof, and a clamping plate (3) is connected to the upper ends of the two adjusting screws (2). 3. A surgical retractor fixator according to claim 1, characterized in that the movable sleeve (9) is threadedly connected to the screw rod (8). 4. A surgical retractor fixator according to claim 1, characterized in that the sliding block (10) slides inside the limiting sliding groove (6). 5. A surgical retractor fixator according to claim 1, characterized in that the gear (13) is meshingly connected with the latching tooth (15). 6. A surgical retractor fixator according to claim 1, characterized in that the clamping block (19) is clamped inside the clamping slot (16). 7. A surgical retractor fixator according to claim 1, characterized in that: a fixing bolt (20) is threadedly provided on one side of the upper end of the support rod (14), and the fixing bolt (20) passes through the support rod (14) and is threadedly connected to the inside of the clamping block (19).