CN112869792A - Retractor for lower abdomen low-position rectal tumor operation - Google Patents
Retractor for lower abdomen low-position rectal tumor operation Download PDFInfo
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- CN112869792A CN112869792A CN202110188148.2A CN202110188148A CN112869792A CN 112869792 A CN112869792 A CN 112869792A CN 202110188148 A CN202110188148 A CN 202110188148A CN 112869792 A CN112869792 A CN 112869792A
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/02—Surgical instruments, devices or methods, e.g. tourniquets for holding wounds open; Tractors
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Abstract
The invention relates to the technical field of medical instruments, in particular to a retractor for lower abdominal low-position rectal tumor surgery, which comprises a device main body, wherein the device main body comprises two groups of contraction plates, two groups of connecting plates and two groups of first fixing plates, one sides of the two groups of connecting plates are fixedly connected with the expansion plates, one sides of the contraction plates are fixedly connected with first pull hooks, one sides of the first fixing plates are provided with moving plates, one sides of the moving plates are fixedly connected with first pull rings, and one sides of the moving plates are fixedly connected with second pull hooks. According to the invention, by arranging the contraction plate, the connecting plate and the first fixing plate, when the device is used, medical staff can drive the rotary table by rotating the rotary rod, the first screw rod is driven to rotate by the rotary table, the first threaded sleeve and the second threaded sleeve can move in opposite directions on the surface of the first screw rod, and the two groups of connecting plates can be driven to be separated from each other, so that an operation wound can be retracted, and the convenience in use of the device is greatly improved.
Description
Technical Field
The invention relates to the technical field of medical instruments, in particular to a retractor for lower abdomen low rectal tumor surgery.
Background
The retractor is also called a draw hook, is used for retracting tissues, exposes the range needing operation, is convenient to explore and operate, can be divided into a handheld draw hook and an automatic draw hook, has specifications of various shapes and sizes, and can select a proper draw hook according to the operation requirement.
However, the retracting distance of the existing retractor is often controlled manually by medical staff, the retractor cannot be fixed after being retracted, the medical staff is easy to fatigue after being retracted for a long time, and the risk of the operation is increased, so that the retractor for the lower abdominal low-position rectal tumor operation needs to be designed.
Disclosure of Invention
The invention aims to provide a retractor for lower abdomen low rectal tumor surgery, which solves the problems that the retraction distance of the existing retractor proposed in the background technology is often manually controlled by medical staff, the retractor cannot be fixed after retraction, the medical staff is easy to fatigue after the retractor is retracted for a long time, and the risk of surgery is increased.
In order to achieve the purpose, the invention provides the following technical scheme: a retractor for lower abdominal low-position rectal tumor surgery comprises a device main body, wherein the device main body comprises two groups of contraction plates, connecting plates and first fixing plates, one sides of the two groups of connecting plates are fixedly connected with the expansion plates, one sides of the contraction plates are fixedly connected with a first pull hook, a movable plate is placed on one side of the first fixing plate, one sides of the movable plate are fixedly connected with a first pull ring, one sides of the movable plate are fixedly connected with a second pull hook, one sides of the two groups of connecting plates are provided with retraction mechanisms, each retraction mechanism comprises a second fixing plate and a first threaded sleeve, one sides of the two groups of connecting plates are fixedly connected with a first threaded sleeve and a second threaded sleeve, internal threads of the first threaded sleeve and the second threaded sleeve are opposite, and internal threads of the first threaded sleeve and the second threaded sleeve are connected with a first lead screw, one side of the first screw rod is fixedly connected with a first bevel gear, one side of the first bevel gear is meshed with a second bevel gear, one side of the second bevel gear is fixedly connected with a turntable, one side of the first screw rod is connected with a rotating shaft on a second fixing plate, one side of the first fixing plate is provided with a fixing mechanism, and one side of the expansion plate is provided with an adjusting mechanism.
Preferably, the slide rail has been seted up to the inside of expansion plate, and the quantity of slide rail is two sets of, two sets of one side slidable mounting that the slide rail is close to each other has the slider, one side fixedly connected with shrink board of slider.
Preferably, one side of the rotating disc is fixedly connected with a rotating rod, and the surface of the rotating rod is sleeved with an anti-slip pad.
Preferably, the fixing mechanism comprises a fixing nut and a second screw rod, the second screw rod is fixedly connected to one surface of the first fixing plate, the fixing nut is connected to the surface of the second screw rod in a threaded mode, and the two sides of the fixing nut are fixedly connected with the rotating handle.
Preferably, the adjusting mechanism comprises a limiting plate and a second pull ring, an inserted bar is transversely inserted into the second pull ring, the limiting plate is sleeved on one side of the inserted bar, the second pull ring is fixedly connected to one side of the inserted bar, and the inserted bar is transversely inserted into the shrink plate.
Preferably, the surface of the inserted bar is sleeved with a spring, and one side of the spring is fixedly connected to the limiting plate.
Compared with the prior art, the invention has the beneficial effects that:
1. through being provided with the shrink plate, connecting plate and first fixed plate, when the device uses, the rotatory bull stick of medical staff accessible drives the carousel, it is rotatory to drive first lead screw through the carousel, first thread bush can remove to opposite direction on first lead screw surface with the second thread bush this moment, can drive two sets of connecting plate alternate segregation this moment, can lead out the operation wound, the convenience of device use has been promoted greatly, simultaneously use when medical staff and accomplish the back, the accessible counter-clockwise turning, take out the connecting plate shrink, the security of device use has been promoted.
2. Through being provided with limiting plate and second pull ring, when the device used, medical staff can adjust the size of leading out according to wound position size, and slider through shrink board one side fixed connection slides in the slide rail, transversely alternates the expansion plate simultaneously through the inserted bar and will lead out the size to fix with the shrink board, has promoted the practicality of device greatly.
Drawings
FIG. 1 is a schematic top view of the structure of the present invention;
FIG. 2 is a schematic top view of the retractor mechanism of the present invention;
FIG. 3 is a schematic side sectional view of the fixing mechanism of the present invention;
fig. 4 is an enlarged view of a portion of a structure shown in fig. 1 according to the present invention.
In the figure: 100. a device main body; 110. a retractable plate; 111. a shrink plate; 112. a first pull hook; 113. a slider; 114. a slide rail; 115. a second pull hook; 116. moving the plate; 117. a connecting plate; 118. a first pull ring; 119. a first fixing plate; 200. a retracting mechanism; 210. a second fixing plate; 211. a first lead screw; 212. a first threaded sleeve; 213. a second threaded sleeve; 214. a first bevel gear; 215. a turntable; 216. a non-slip mat; 217. a rotating rod; 218. a second bevel gear; 300. a fixing mechanism; 310. fixing a nut; 311. a second lead screw; 312. rotating the handle; 400. an adjustment mechanism; 410. a limiting plate; 411. a second tab; 412. a spring; 413. and (4) inserting the rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, an embodiment of the present invention is shown:
a retractor for lower abdominal low-position rectal tumor surgery comprises a device main body 100, the device main body 100 comprises two groups of contraction plates 111, connecting plates 117 and first fixing plates 119, the number of the connecting plates 117 is two, one sides of the two groups of connecting plates 117 are fixedly connected with expansion plates 110, one side of each contraction plate 111 is fixedly connected with a first pull hook 112, one side of each first fixing plate 119 is provided with a moving plate 116, one side of each moving plate 116 is fixedly connected with a first pull ring 118, one side of each moving plate 116 is fixedly connected with a second pull hook 115, one side of each group of connecting plates 117 is provided with a retracting mechanism 200, each retracting mechanism 200 comprises a second fixing plate 210 and a first threaded sleeve 212, one side of each group of the connecting plates 117 is fixedly connected with a first threaded sleeve 212 and a second threaded sleeve 213, the internal threads of the first threaded sleeve 212 and the second threaded sleeve 213 are opposite, and the internal threads of the first threaded sleeve 212 and the second threaded sleeve 213 are connected, one side of the first screw 211 is fixedly connected with a first bevel gear 214, one side of the first bevel gear 214 is engaged with a second bevel gear 218, one side of the second bevel gear 218 is fixedly connected with a turntable 215, one side of the first screw 211 is connected with a second fixing plate 210 through a rotating shaft, one side of the first fixing plate 119 is provided with a fixing mechanism 300, one side of the expansion plate 110 is provided with an adjusting mechanism 400, when the device is used, a medical worker can drive the turntable 215 through the rotating rod 217, the first screw 211 is driven to rotate through the turntable 215, at the moment, the first threaded sleeve 212 and the second threaded sleeve 213 can move in opposite directions on the surface of the first screw 211, at the moment, the two groups of connecting plates 117 can be driven to be separated from each other, an operation wound can be retracted, the convenience of the device is greatly improved, and after the medical worker finishes the use, the connecting plates, the safety of device use has been promoted.
Further, slide rail 114 has been seted up to expansion plate 110's inside, and the quantity of slide rail 114 is two sets of, and one side slidable mounting that two sets of slide rails 114 are close to each other has slider 113, and one side fixedly connected with shrink board 111 of slider 113, when the device used, accessible slider 113 slided the adjustable first drawing of adjustable in slide rail 114 and colluded 112 and lead out to the size of wound, had promoted the practicality of device greatly.
Furthermore, a rotating rod 217 is fixedly connected to one side of the rotating disc 215, an anti-slip pad 216 is sleeved on the surface of the rotating rod 217, when the rotating rod 217 is rotated by medical staff, friction between hands and the device can be increased by holding the anti-slip pad 216, the hands are prevented from slipping, and the use safety of the device is improved.
Further, the fixing mechanism 300 comprises a fixing nut 310 and a second lead screw 311, the second lead screw 311 is fixedly connected to one surface of the first fixing plate 119, the fixing nut 310 is connected to the surface of the second lead screw 311 in a threaded manner, the rotating handle 312 is fixedly connected to both sides of the fixing nut 310, when the device is used, the wound can be retracted by the movable plate 116 through the second pull hook 115 in a surface sliding manner of the first fixing plate 119, the movable plate 116 can be tightly attached to the first fixing plate 119 through the rotating fixing nut 310, the movable plate 116 is fixed, and the practicability of the device is greatly improved.
Further, adjustment mechanism 400 includes limiting plate 410 and second pull ring 411, the inside of second pull ring 411 transversely alternates there is inserted bar 413, limiting plate 410 has been cup jointed to one side of inserted bar 413, one side fixedly connected with second pull ring 411 of inserted bar 413, inserted bar 413 transversely alternates on shrink plate 111, when the device uses, medical staff can be according to wound position size, adjust the size of retracting, slider 113 through shrink plate 111 one side fixed connection slides in slide rail 114, it will retract the size to fix through transversely alternating expansion plate 110 and shrink plate 111 of inserted bar simultaneously, the practicality of device has been promoted greatly.
Further, spring 412 has been cup jointed on the surface of inserted bar 413, and one side fixed connection of spring 412 is on limiting plate 410, when the device adjusted to the wound and leads out the size, can loosen second pull ring 411, and elastic potential energy through rotating handle 312 transversely alternates expansion plate 110 with shrink plate 111 with inserted bar 413, makes the device fix, has promoted the convenience that the device used greatly.
The working principle is as follows: when the device is used, medical staff can drive the rotating disc 215 through the rotating rod 217, the rotating disc 215 drives the first screw rod 211 to rotate, the first threaded sleeve 212 and the second threaded sleeve 213 can move in the opposite direction on the surface of the first screw rod 211 at the moment, the two groups of connecting plates 117 can be driven to be separated from each other at the moment, an operation wound can be retracted, and meanwhile after the medical staff finishes using, the connecting plates 117 can be retracted and taken out through anticlockwise rotation, so that the use safety of the device is improved.
When the device is used, medical staff can adjust the size of the retracted wound according to the size of the wound position, the sliding block 113 fixedly connected with one side of the contraction plate 111 slides in the sliding rail 114, and the insertion rod 413 transversely penetrates through the expansion plate 110 and the contraction plate 111 to fix the size of the retracted wound.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. A retractor for lower abdominal lower rectal tumor surgery comprises a device main body (100), and is characterized in that: the device main body (100) comprises a contraction plate (111), a connecting plate (117) and a first fixing plate (119), the number of the connecting plates (117) is two, one side of the two groups of connecting plates (117) is fixedly connected with a telescopic plate (110), one side of the contraction plate (111) is fixedly connected with a first pull hook (112), one side of the first fixing plate (119) is provided with a moving plate (116), one side of the moving plate (116) is fixedly connected with a first pull ring (118), one side of the moving plate (116) is fixedly connected with a second pull hook (115), one side of the two groups of connecting plates (117) is provided with a retracting mechanism (200), the retracting mechanism (200) comprises a second fixing plate (210) and a first thread sleeve (212), one side of the two groups of connecting plates (117) is fixedly connected with a first thread sleeve (212) and a second thread sleeve (213), the inner threads of the first threaded sleeve (212) and the second threaded sleeve (213) are opposite, the inner threads of the first threaded sleeve (212) and the second threaded sleeve (213) are connected with a first screw rod (211), one side of the first screw rod (211) is fixedly connected with a first bevel gear (214), one side of the first bevel gear (214) is meshed with a second bevel gear (218), one side of the second bevel gear (218) is fixedly connected with a turntable (215), one side of the first screw rod (211) is connected to a second fixing plate (210) in a rotating mode, one side of the first fixing plate (119) is provided with a fixing mechanism (300), and one side of the expansion plate (110) is provided with an adjusting mechanism (400).
2. The retractor for the operation of the lower abdominal lower rectal tumor according to claim 1, characterized in that: slide rail (114) have been seted up to the inside of expansion plate (110), and the quantity of slide rail (114) is two sets of, two sets of slide rail (114) one side slidable mounting that is close to each other has slider (113), one side fixedly connected with shrink board (111) of slider (113).
3. The retractor for the operation of the lower abdominal lower rectal tumor according to claim 1, characterized in that: one side of the turntable (215) is fixedly connected with a rotating rod (217), and the surface of the rotating rod (217) is sleeved with an anti-slip pad (216).
4. The retractor for the operation of the lower abdominal lower rectal tumor according to claim 1, characterized in that: the fixing mechanism (300) comprises a fixing nut (310) and a second screw rod (311), one face of the first fixing plate (119) is fixedly connected with the second screw rod (311), the surface of the second screw rod (311) is in threaded connection with the fixing nut (310), and the two sides of the fixing nut (310) are fixedly connected with rotating handles (312).
5. The retractor for the operation of the lower abdominal lower rectal tumor according to claim 1, characterized in that: adjustment mechanism (400) includes limiting plate (410) and second pull ring (411), inserted bar (413) has transversely been alternate in the inside of second pull ring (411), limiting plate (410) has been cup jointed to one side of inserted bar (413), one side fixedly connected with second pull ring (411) of inserted bar (413), inserted bar (413) transversely alternates on shrink board (111).
6. The retractor for the operation of the lower abdominal lower rectal tumor according to claim 5, characterized in that: the surface of the inserted link (413) is sleeved with a spring (412), and one side of the spring (412) is fixedly connected to the limiting plate (410).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110188148.2A CN112869792A (en) | 2021-02-18 | 2021-02-18 | Retractor for lower abdomen low-position rectal tumor operation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110188148.2A CN112869792A (en) | 2021-02-18 | 2021-02-18 | Retractor for lower abdomen low-position rectal tumor operation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112869792A true CN112869792A (en) | 2021-06-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110188148.2A Pending CN112869792A (en) | 2021-02-18 | 2021-02-18 | Retractor for lower abdomen low-position rectal tumor operation |
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| Country | Link |
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| CN (1) | CN112869792A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023216496A1 (en) * | 2022-05-10 | 2023-11-16 | 华中科技大学同济医学院附属协和医院 | Double-control-position retractor for expanding field of view of surgical operation |
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| CN211484708U (en) * | 2019-07-20 | 2020-09-15 | 杭州康生医疗器械有限公司 | Double-blade movable retractor |
| CN211883902U (en) * | 2020-01-21 | 2020-11-10 | 江苏同辉医疗器械有限公司 | Lacrimal retractor |
| CN112186237A (en) * | 2020-11-07 | 2021-01-05 | 湖南宝特瑞能新能源有限责任公司 | Lithium cell installation is with battery device of taking that has anti-skidding structure |
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2021
- 2021-02-18 CN CN202110188148.2A patent/CN112869792A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206621382U (en) * | 2016-10-25 | 2017-11-10 | 兰州大学 | A kind of adjustable rib spreader of built-in light source |
| CN208625771U (en) * | 2018-01-10 | 2019-03-22 | 付鑫 | A kind of mastoid retractor |
| CN210811233U (en) * | 2019-05-31 | 2020-06-23 | 河南省人民医院 | Combined retractor for kidney transplantation operation |
| CN210447102U (en) * | 2019-06-19 | 2020-05-05 | 乳山市人民医院 | A drag hook device for hepatobiliary surgery |
| CN211484708U (en) * | 2019-07-20 | 2020-09-15 | 杭州康生医疗器械有限公司 | Double-blade movable retractor |
| CN211300119U (en) * | 2019-09-01 | 2020-08-21 | 张玉环 | Retractor for neurosurgery clinical operation |
| CN211883902U (en) * | 2020-01-21 | 2020-11-10 | 江苏同辉医疗器械有限公司 | Lacrimal retractor |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2023216496A1 (en) * | 2022-05-10 | 2023-11-16 | 华中科技大学同济医学院附属协和医院 | Double-control-position retractor for expanding field of view of surgical operation |
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Application publication date: 20210601 |