CN222091741U - Draw hook device of thyroid surgical instrument - Google Patents
Draw hook device of thyroid surgical instrument Download PDFInfo
- Publication number
- CN222091741U CN222091741U CN202323580268.0U CN202323580268U CN222091741U CN 222091741 U CN222091741 U CN 222091741U CN 202323580268 U CN202323580268 U CN 202323580268U CN 222091741 U CN222091741 U CN 222091741U
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- Prior art keywords
- hole
- rack
- pole
- revolve post
- slider
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- 210000001685 thyroid gland Anatomy 0.000 title claims abstract description 24
- 239000000725 suspension Substances 0.000 claims abstract description 31
- 238000001356 surgical procedure Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 3
- 230000007547 defect Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 208000002847 Surgical Wound Diseases 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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- Surgical Instruments (AREA)
Abstract
The utility model discloses a retractor device of thyroid surgical instruments. The novel adjustable suspension rod comprises a suspension rod body, wherein a sliding block is arranged on the suspension rod body, the sliding block is in sliding connection with the suspension rod body, an adjusting rod through hole is formed in the sliding block, an adjusting rod is connected in the adjusting rod through hole in a sliding mode, a rack is arranged on the side wall of the adjusting rod, an adjusting gear matched with the rack is arranged on the sliding block, the rack is meshed with the adjusting gear, and a tissue drag hook is arranged at the end portion of the adjusting rod. The utility model has the advantages of simple structure, convenient operation, convenient height adjustment of the drag hook, increased lifting height, enlarged operation vision and operation space, convenient operation of doctors, and improved stability and fixing effect of the sliding block on the suspension rod.
Description
Technical Field
The utility model relates to the technical field related to medical instruments, in particular to a retractor device of a thyroid surgical instrument.
Background
In the thyroid excision operation of human body, after separating thyroid and tissue, must carry out the upward pulling to focus position, can carry out the operation excision, and the thyroid retractor is the instrument of pulling thyroid side tissue when doing the surgery to the thyroid gland, can make things convenient for the doctor to carry out the thyroid operation smoothly, and in the operation process, doctor uses the thyroid retractor to hook operation incision position, exposes the thyroid of disease.
In thyroid gland excision operation, no matter the thyroid gland is resected in a closed mode by adopting a cavity lens or resected by adopting an open mode, one or more persons are required to pull an operation part for a long time by hand in the operation process, so that the operation field is clearly displayed in front of a doctor, the operation is convenient, but the mode of manually pulling the operation part in the existing thyroid operation has the defects of high labor intensity and high labor cost, so that a suspension drag hook bracket is designed according to the problems, but the bracket for suspending the suspension drag hook clinically used at present has the defect of height adjustment, and a great amount of trouble is generated for the suspension drag hook in application.
In view of the foregoing, there is a need for a retractor device for thyroid surgical instruments that facilitates height adjustment of the retractor
Disclosure of utility model
The utility model provides a retractor device of thyroid surgical instruments, which is convenient for adjusting the height of a retractor, in order to overcome the defect of the height adjustment of a bracket for suspending a suspension retractor in clinic in the prior art.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the utility model provides a draw hook device of thyroid surgery apparatus, includes the suspension pole, install the slider on the suspension pole, slider and suspension pole sliding connection, be equipped with the regulation pole through-hole on the slider, it has the regulation pole to slide to be connected with in the regulation pole through-hole, be equipped with the rack on the lateral wall of regulation pole, be equipped with on the slider with rack assorted adjusting gear, rack and adjusting gear mesh mutually, the tip of adjusting the pole is installed the tissue drag hook.
Before operation, the suspension rod is transversely fixed above the operating table. When the surgical operation device is used, a doctor slides the sliding block on the suspension rod to enable the sliding block to be located right above an operation part, then rotates the adjusting gear on the sliding block, controls the tissue retractor at the end part of the adjusting rod to lift to adjust the height of the tissue retractor through the matching of the adjusting gear and the rack, enables the tissue retractor to hook an operation incision part and then lift upwards, can expose thyroid glands of a patient, and is simple in structure, convenient to operate and convenient to adjust the height of the retractor.
Preferably, the length of the rack is 17-18 mm, and the tooth space of the rack is 4-6 mm. The distance between the upper teeth of the rack and the teeth is large, the movement stroke of the tissue drag hook is long, the lifting height is increased, the operation visual field and the operation space are enlarged, and a doctor can conveniently perform subsequent operation.
Preferably, the sliding block is provided with a guide through hole matched with the suspension rod, the suspension rod is arranged in the guide through hole and is in sliding connection with the guide through hole, and the side wall of the guide through hole is also provided with a locking device. The sliding block is sleeved on the suspension rod through the guide through hole and slides back and forth on the suspension rod, and when the sliding block slides to the position right above an operation position, the sliding block is locked through the locking device, so that the stability and the fixing effect of the sliding block on the suspension rod are improved.
Preferably, a threaded through hole is formed in the side wall of the guide through hole, and the locking device comprises a fastening bolt installed in the threaded through hole. When the sliding block slides to the position right above the operation part, the position of the sliding block can be fixed by screwing the fastening bolt in the threaded through hole, and the structure is simple and the operation is convenient.
Preferably, the inside of slider is equipped with the gear chamber, the lateral wall in gear chamber and the lateral wall of adjusting the pole through-hole communicate each other, the internally mounted in gear chamber has the column soon, it is connected to revolve the column and rotate with the gear chamber, adjusting gear cup joints on revolving the column and rather than fixed connection, the tip of revolving the column runs through the lateral wall in gear chamber and arranges in the outside of slider. During operation, a doctor can rotate the rotary column outside the sliding block to drive the adjusting gear to rotate, so that the tissue drag hook at the end part of the adjusting rod is controlled to lift through the cooperation of the adjusting gear and the rack, the tissue drag hook is lifted upwards after hooking the surgical incision part, the thyroid gland of a patient can be exposed, and the device is simple in structure, convenient to operate and convenient to adjust the height of the drag hook.
Preferably, a handle is arranged on the rotary column, a rotary column groove matched with the end part of the rotary column is formed in the end part of the handle, a shaft pin is fixed in the rotary column groove, a shaft pin through hole matched with the shaft pin is formed in the end part of the rotary column, and the end part of the rotary column is installed in the rotary column groove through the cooperation of the shaft pin through hole and the shaft pin and is in rotary connection with the shaft pin through hole. During adjustment, a doctor can rotate the rotary column by holding the handle, so that the convenience of operation is improved. After the adjustment is finished, the rotary column can also rotate relative to the rotary column, so that the rotary column is attached to the surface of the sliding block, the space is saved, and the obstruction to the operation of a doctor can be avoided.
The utility model has the advantages of simple structure, convenient operation, convenient height adjustment of the drag hook, increased lifting height, enlarged operation vision and operation space, convenient operation of doctors, and improved stability and fixing effect of the sliding block on the suspension rod.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
Fig. 2 is a cross-sectional view of A-A in fig. 1.
In the figure, a suspension rod 1, a sliding block 2, an adjusting rod through hole 4, an adjusting rod 5, a rack 6, an adjusting gear 7, a tissue drag hook 8, a guide through hole 9, a threaded through hole 10, a fastening bolt 11, a gear cavity 12, a rotary column 13, a handle 14, a rotary column groove 15, a shaft pin 16 and a shaft pin through hole.
Detailed Description
The utility model is further described below with reference to the drawings and detailed description.
In the embodiment shown in fig. 1 and 2, a retractor device of a thyroid surgical instrument comprises a suspension rod 1, wherein a sliding block 2 is installed on the suspension rod 1, the sliding block 2 is in sliding connection with the suspension rod 1, an adjusting rod through hole 3 is arranged on the sliding block 2, an adjusting rod 4 is in sliding connection with the adjusting rod through hole 3, a rack 5 is arranged on the side wall of the adjusting rod 4, an adjusting gear 6 matched with the rack 5 is arranged on the sliding block 2, the rack 5 is meshed with the adjusting gear 6, and a tissue retractor 7 is installed at the end part of the adjusting rod 4.
The length of the rack 5 is 17 mm-18 mm, the tooth space of the rack 5 is 4 mm-6 mm.
The slide block 2 is provided with a guide through hole 8 matched with the suspension rod 1, the suspension rod 1 is arranged in the guide through hole 8 and is in sliding connection with the guide through hole 8, and the side wall of the guide through hole 8 is also provided with a locking device.
The side wall of the guide through hole 8 is provided with a threaded through hole 9, and the locking device comprises a fastening bolt 10 arranged in the threaded through hole 9.
The inside of slider 2 is equipped with gear chamber 11, and gear chamber 11's lateral wall and the lateral wall of adjusting pole through-hole 3 communicate each other, and gear chamber 11's internally mounted has soon post 12, and soon post 12 and gear chamber 11 rotate to be connected, and adjusting gear 6 cup joints on soon post 12 and rather than fixed connection, and the tip of soon post 12 runs through gear chamber 11's lateral wall and arranges in slider 2's outside.
The rotary column 12 is provided with a handle 13, the end part of the handle 13 is provided with a rotary column groove 14 matched with the end part of the rotary column 12, a shaft pin 15 is fixed in the rotary column groove 14, the end part of the rotary column 12 is provided with a shaft pin through hole 16 matched with the shaft pin 15, and the end part of the rotary column 12 is installed in the rotary column groove 14 through the cooperation of the shaft pin through hole 16 and the shaft pin 15 and is rotationally connected with the rotary column groove 14.
Before operation, the suspension rod 1 is transversely fixed above an operation table. During operation, a doctor slides the sliding block 2 on the suspension rod 1 to be positioned right above an operation part, screws the fastening bolt 10 in the threaded through hole 9, can fix the position of the sliding block 2, then holds the handle 13 to rotate the rotary column 12 so as to drive the adjusting gear 6 to rotate, and accordingly the tissue drag hook 7 at the end part of the adjusting rod 4 is controlled to lift through the matching of the adjusting gear 6 and the rack 5, so that the tissue drag hook 7 hooks the operation incision part and then lifts upwards, and the thyroid gland of a patient can be exposed.
Claims (2)
1. The utility model provides a drag hook device of thyroid surgery apparatus, its characterized in that includes suspension pole (1), install slider (2) on suspension pole (1), slider (2) and suspension pole (1) sliding connection, be equipped with on slider (2) and adjust pole through-hole (3), it has regulation pole (4) to slide in regulation pole through-hole (3), be equipped with rack (5) on the lateral wall of regulation pole (4), be equipped with on slider (2) with rack (5) assorted adjusting gear (6), rack (5) and adjusting gear (6) mesh mutually, tissue drag hook (7) are installed to the tip of regulation pole (4), the inside of slider (2) is equipped with gear chamber (11), the lateral wall of gear chamber (11) and the lateral wall intercommunication of regulation pole through-hole (3) each other, internally mounted in gear chamber (11) has a revolve post (12), revolve post (12) and gear chamber (11) rotate and connect, adjusting gear (6) cup joint on revolve post (12) and rather than fixed connection, the tip of revolve post (12) is equipped with outside in (12) on the lateral wall of revolve post (12) of handle (12), the end of handle (13) be equipped with the tip assorted revolve post groove (14) of revolve post (12), the inside of revolve post groove (14) is fixed with pivot (15), the tip of revolve post (12) be equipped with pivot (15) assorted pivot through-hole (16), the tip of revolve post (12) is installed in revolve post groove (14) and is rotated rather than the cooperation of pivot (15) through pivot through-hole (16), be equipped with on slider (2) with hang pole (1) assorted direction through-hole (8), hang pole (1) and both sliding connection in arranging direction through-hole (8), still be equipped with locking device on the lateral wall of direction through-hole (8), be equipped with threaded through-hole (9) on the lateral wall of direction through-hole (8), locking device is including installing fastening bolt (10) in threaded through-hole (9).
2. The retractor device of a thyroid surgical instrument according to claim 1, wherein the length of the rack (5) is 17 mm-18 mm, and the tooth space of the rack (5) is 4 mm-6 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323580268.0U CN222091741U (en) | 2023-12-27 | 2023-12-27 | Draw hook device of thyroid surgical instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323580268.0U CN222091741U (en) | 2023-12-27 | 2023-12-27 | Draw hook device of thyroid surgical instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN222091741U true CN222091741U (en) | 2024-12-03 |
Family
ID=93620698
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323580268.0U Active CN222091741U (en) | 2023-12-27 | 2023-12-27 | Draw hook device of thyroid surgical instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN222091741U (en) |
-
2023
- 2023-12-27 CN CN202323580268.0U patent/CN222091741U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |