CN107898482B - Multifunctional retractor for pelvic cavity operation - Google Patents
Multifunctional retractor for pelvic cavity operation Download PDFInfo
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- CN107898482B CN107898482B CN201711394602.XA CN201711394602A CN107898482B CN 107898482 B CN107898482 B CN 107898482B CN 201711394602 A CN201711394602 A CN 201711394602A CN 107898482 B CN107898482 B CN 107898482B
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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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- Heart & Thoracic Surgery (AREA)
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Abstract
The invention discloses a multifunctional retractor for pelvic cavity operation, which comprises: a plurality of retractors; the retractor comprises a draw hook, a first air cylinder and a second air cylinder, a draw rod of the draw hook can move left and right and is fixed on a first supporting block, and a first motor for driving the draw hook to move is arranged on the first supporting block; the first supporting block can move back and forth and is fixed on the second supporting block, and the second supporting block is provided with a second motor for driving the first supporting block to move; the telescopic rod of the first cylinder is hinged to the left end of the second supporting block, the second cylinder is hinged to the telescopic rod of the first cylinder, and the telescopic rod of the second cylinder is hinged to the right end of the second supporting block; the first motor, the second motor, the first cylinder and the second cylinder of all the retractors are connected with the controller. The invention can control the movement of the drag hook in three directions and the rotation of the drag hook in one direction, can ensure that the incision is opened in different directions and angles in the operation process, and presents different opening degrees and opening states.
Description
Technical Field
The invention relates to the technical field of surgical equipment, in particular to a multifunctional retractor for pelvic cavity surgery.
Background
The existing pelvic cavity retractor or pelvic cavity retractor comprises a pull rod and a pull supporting plate, which cannot be fixed in the operation process, usually needs auxiliary personnel to carry out manual traction, occupies the space position of the operation, and influences the operation. Meanwhile, although the existing automatic pelvic cavity retractor or pelvic cavity retractor can be fixed, the existing automatic pelvic cavity retractor or pelvic cavity retractor can only be adjusted along the axis direction of the pull rod, and the incision needs to be retracted in different directions or angles in the operation process, so that the existing automatic pelvic cavity retractor or pelvic cavity retractor cannot meet the requirements.
Disclosure of Invention
Aiming at the defects in the problems, the invention provides a multifunctional retractor for pelvic surgery.
In order to achieve the above object, the present invention provides a multifunctional retractor for pelvic surgery, comprising: a plurality of retractors;
each retractor comprises a draw hook, a first supporting block, a second supporting block, a first air cylinder and a second air cylinder, wherein a draw rod of the draw hook can move left and right and is fixed on the first supporting block, and the first supporting block is provided with a first motor for driving the draw hook to move; the first supporting block can move back and forth and is fixed on the second supporting block, and a second motor for driving the first supporting block to move is arranged on the second supporting block; the telescopic rod of the first air cylinder is hinged to the left end of the second supporting block, the second air cylinder is hinged to the telescopic rod of the first air cylinder, and the telescopic rod of the second air cylinder is hinged to the right end of the second supporting block;
and the first motor, the second motor, the first cylinder and the second cylinder of all the retractors are connected with a controller.
As a further development of the invention, the number of retractors is 2 to 4.
As a further improvement of the present invention, the first supporting block is provided with a first accommodating groove corresponding to the pull rod, the first accommodating groove is internally provided with the first motor, an output shaft of the first motor is provided with a first gear, and the pull rod is provided with a first rack corresponding to the first gear; the first motor drives the draw hook to move along the left and right directions through the meshing of the first gear and the first rack.
As a further improvement of the invention, a second accommodating groove is formed in the second supporting block, a second rack capable of moving back and forth is arranged in the second accommodating groove, and the first supporting block is fixedly mounted on the second rack; a second motor is mounted on the second supporting block, a second gear is mounted on an output shaft of the second motor, and the second gear is meshed with the second rack; the second motor drives the first supporting block to move along the front-back direction through the meshing of the second gear and the second rack.
As a further improvement of the invention, the controller is provided with a plurality of control areas corresponding to the retractor, and each control area is provided with an on-off key, a first motor control key, a second motor control key, a first air cylinder control key and a second air cylinder control key.
Compared with the prior art, the invention has the beneficial effects that:
the retractor can be controlled by the controller, the first motor can be controlled to move the retractor in the left-right direction, the second motor can be controlled to move the retractor in the front-back direction, the first cylinder can be controlled to lift the retractor in the up-down direction, and the second cylinder can be controlled to rotate the retractor in the vertical direction; the invention can control the movement of the draw hook in three directions and the rotation of the draw hook in one direction, and can ensure that the incision is opened in different directions and angles in the operation process under the action of fixing the draw hook, and the incision presents different opening degrees and opening states; the operation can be completed by only one medical staff, so that the labor is saved.
Drawings
Fig. 1 is a schematic structural view of a multifunctional retractor for pelvic surgery according to one embodiment of the invention;
FIG. 2 is a schematic view of the connection between the retractor of FIG. 1 and the first support block;
fig. 3 is a schematic structural view of the first support block and the second support block in fig. 1.
In the figure:
10. pulling a hook; 11. a pull rod; 12. pulling the supporting plate; 13. a first rack; 20. a first support block; 21. a first accommodating groove; 22. a first motor; 23. a first gear; 30. a second support block; 31. a second accommodating groove; 32. a second motor; 33. a second gear; 34. a second rack; 40. a first cylinder; 50. a second cylinder; 60. and a controller.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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 some, but not all, embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The invention is described in further detail below with reference to the attached drawing figures:
as shown in fig. 1, the present invention provides a multifunctional retractor for pelvic surgery, comprising: the number of the retractors can be selected according to the actual use requirement, the number of the retractors can be 2-4, and the number of the retractors is 2.
Each retractor has the same structure and comprises a draw hook 10, a first supporting block 20, a second supporting block 30, a first air cylinder 40 and a second air cylinder 50, wherein:
the drag hook 10 comprises a drag rod 11 and a drag support plate 12, wherein the drag support plate 12 can be made of a metal plate or a PVC plate, and the drag hook 10 can adopt the existing conventional drag hook structure, such as an S drag hook and the like.
The pull rod 11 of the invention can move left and right and is fixed on the first supporting block 20, and the first supporting block 20 is provided with a first motor 22 for driving the drag hook 10 to move. The method specifically comprises the following steps: as shown in fig. 2, the first supporting block 20 is provided with a first accommodating groove 21 in the left-right direction corresponding to the pull rod 11, a first motor 22 is installed in the first accommodating groove 21, the first accommodating groove 21 is a left-right through groove which is convenient for heat dissipation of the motor, and the first motor is a variable frequency motor; a first gear 23 is mounted on an output shaft of the first motor 22, a first rack 13 is arranged at the tail end of the pull rod 11 corresponding to the first gear 23, and the first gear 23 is meshed with the first rack 13; the first motor 22 drives the retractor 10 to move in the left-right direction through the engagement of the first gear 23 and the first rack 13, so as to enlarge the incision angle.
The first supporting block 20 of the present invention is fixed on the second supporting block 30 to move back and forth, and the second supporting block 30 is provided with a second motor 32 for driving the first supporting block 20 to move. The method specifically comprises the following steps: as shown in fig. 3, the second supporting block 30 of the present invention is provided with a second receiving groove 31 in the front-back direction, the second receiving groove 31 is used for the second rack 34 and avoiding the first supporting block 20 installed on the back of the second rack 34, and the second rack 34 can move back and forth in the second receiving groove 31, so as to drive the first supporting block 20 installed with the retractor 10 to move back and forth. According to the invention, a second motor 32 is arranged on a second supporting block 30, a second gear 33 is arranged on an output shaft of the second motor 32, and the second gear 33 is meshed with a second rack 34; the second motor 32 drives the first supporting block 20 provided with the draw hook 10 to move back and forth through the meshing of the second gear 33 and the second rack 34, so that the incision retracting position can be changed in the operation process.
According to the invention, the first cylinder 40 is arranged at the left end of the bottom of the second supporting block 30, the telescopic rod of the first cylinder 40 is hinged on the second supporting block 30, and when the retractor is used, the telescopic rod of the first cylinder 40 is ejected out or contracted to drive the second supporting block 30 to move up and down, so that the up-and-down movement of the retractor 10 is realized, and the retractor 10 can be conveniently adjusted to a proper position. In the invention, a second air cylinder 50 is also arranged at the right end of the bottom of the second supporting block 30, the cylinder body of the second air cylinder 50 is hinged on the telescopic rod of the first air cylinder 40, and moves up and down along with the ejection or contraction of the telescopic rod of the first air cylinder 40, and the telescopic rod of the second air cylinder 50 is hinged on the second supporting block 30; when the retractor is used, the telescopic rod of the second air cylinder 50 is ejected out or contracted to drive the second supporting block 30 to rotate on the vertical surface, so that the rotation of the retractor 10 is realized; different opening and closing angles can be realized by rotating the draw hook 10.
The first motor 22, the second motor 32, the first cylinder 40 and the second cylinder 50 of all retractors of the invention are all connected with the controller 60; the controller is provided with a plurality of control areas corresponding to the retractor, and each control area is provided with a switch key, a first motor control key, a second motor control key, a first air cylinder control key and a second air cylinder control key (not shown in the figure); the switch key can control the switch of the corresponding retractor, the first motor control key can control the forward rotation and the reverse rotation of the first motor, the second motor control key can control the forward rotation and the reverse rotation of the second motor, the first cylinder control key can control the ejection or the contraction of the first cylinder telescopic rod, and the second cylinder control key can control the ejection or the contraction of the second cylinder telescopic rod.
When the combined control device is used, the retractors are installed at proper positions, and the control of any retractor and the combined control of a plurality of retractors are realized through keys of control areas corresponding to different retractors on the controller; the first motor is controlled through the first motor control key to realize the movement of the left and right directions of the draw hook, the second motor is controlled through the second motor control key to realize the movement of the front and back directions of the draw hook, the first cylinder is controlled through the first cylinder control key to realize the lifting of the up and down directions of the draw hook, and the second cylinder is controlled through the second cylinder control key to realize the rotation of the vertical direction of the draw hook.
The invention can control the movement of the draw hook in three directions and the rotation of the draw hook in one direction, and can ensure that the incision is opened in different directions and angles in the operation process under the action of fixing the draw hook, and the incision presents different opening degrees and opening states; the operation can be completed by only one medical staff, so that the labor is saved.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (4)
1. A multifunctional retractor for pelvic surgery is characterized by comprising: a plurality of retractors;
each retractor comprises a draw hook, a first supporting block, a second supporting block, a first air cylinder and a second air cylinder, wherein a draw rod of the draw hook can move left and right and is fixed on the first supporting block, and the first supporting block is provided with a first motor for driving the draw hook to move; the first supporting block can move back and forth and is fixed on the second supporting block, and a second motor for driving the first supporting block to move is arranged on the second supporting block; the telescopic rod of the first air cylinder is hinged to the left end of the second supporting block, the second air cylinder is hinged to the telescopic rod of the first air cylinder, and the telescopic rod of the second air cylinder is hinged to the right end of the second supporting block; the second supporting block is driven to move up and down by ejecting or contracting the telescopic rod of the first air cylinder, so that the position of the draw hook is adjusted; the second supporting block is driven to rotate on a vertical surface through ejection or contraction of the telescopic rod of the second air cylinder, so that different opening and closing angles of the notch are realized; the first motor, the second motor, the first cylinder and the second cylinder of all the retractors are connected with a controller;
the controller is provided with a plurality of control areas corresponding to the retractor, and each control area is provided with an on-off key, a first motor control key, a second motor control key, a first air cylinder control key and a second air cylinder control key.
2. The pelvic surgical multi-functional retractor of claim 1, wherein the number of retractors is 2-4.
3. The multifunctional retractor for pelvic surgery according to claim 1, wherein the first support block is provided with a first accommodating groove corresponding to the pull rod, the first accommodating groove is internally provided with the first motor, an output shaft of the first motor is provided with a first gear, and the pull rod is provided with a first rack corresponding to the first gear; the first motor drives the draw hook to move along the left and right directions through the meshing of the first gear and the first rack.
4. The multifunctional retractor for pelvic surgery according to claim 1, wherein a second receiving groove is formed in the second support block, a second rack capable of moving back and forth is arranged in the second receiving groove, and the first support block is fixedly mounted on the second rack; a second motor is mounted on the second supporting block, a second gear is mounted on an output shaft of the second motor, and the second gear is meshed with the second rack; the second motor drives the first supporting block to move along the front-back direction through the meshing of the second gear and the second rack.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711394602.XA CN107898482B (en) | 2017-12-21 | 2017-12-21 | Multifunctional retractor for pelvic cavity operation |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711394602.XA CN107898482B (en) | 2017-12-21 | 2017-12-21 | Multifunctional retractor for pelvic cavity operation |
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| Publication Number | Publication Date |
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| CN107898482A CN107898482A (en) | 2018-04-13 |
| CN107898482B true CN107898482B (en) | 2020-09-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201711394602.XA Active CN107898482B (en) | 2017-12-21 | 2017-12-21 | Multifunctional retractor for pelvic cavity operation |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108478243B (en) * | 2018-05-02 | 2024-03-29 | 广西医科大学第一附属医院 | Anus retractor |
| CN110448346A (en) * | 2019-07-23 | 2019-11-15 | 江苏黛希芬生物科技有限公司 | A kind of mammary cancer surgery device that height adaptive is adjusted |
| CN112401954B (en) * | 2020-11-17 | 2021-08-31 | 河南科技大学第一附属医院 | Muscle retractor capable of keeping retraction force similar |
| CN113288249A (en) * | 2021-06-04 | 2021-08-24 | 河南省肿瘤医院 | Hepatobiliary surgery is with propping solid device |
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| RU2177266C1 (en) * | 2000-06-16 | 2001-12-27 | ООО "Конус-Медик" | Ring-shaped retractor device |
| WO2016063213A1 (en) * | 2014-10-23 | 2016-04-28 | Koninklijke Philips N.V. | Rotatable stabilizer for use of catheter inside an endoscope |
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| US5372147A (en) * | 1992-06-16 | 1994-12-13 | Origin Medsystems, Inc. | Peritoneal distension robotic arm |
| CN101015466B (en) * | 2007-03-01 | 2011-06-08 | 余姚市柳叶刀医疗器械科技有限公司 | Adjustable abdomen wall retractor |
| CN201861910U (en) * | 2010-11-05 | 2011-06-15 | 广州市章和电气设备有限公司 | Multi-body position lower limb exercise rehabilitation machine |
| CN203861282U (en) * | 2014-05-20 | 2014-10-08 | 冯国银 | Hydraulic retractor |
| CN204274528U (en) * | 2014-11-05 | 2015-04-22 | 李苏君 | Obstetrics and gynecology operation lifting hook device |
| CN104382620A (en) * | 2014-11-23 | 2015-03-04 | 韩文学 | Muscle retraction device for general surgery operations |
| CN105559983B (en) * | 2015-12-28 | 2018-05-11 | 深圳市尚荣医用工程有限公司 | A kind of intelligence looks after wheelchair and its control system |
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| CN206526069U (en) * | 2016-11-30 | 2017-09-29 | 扬州大学 | A kind of driving structure of the controllable probe of new medical |
| CN206534745U (en) * | 2016-12-08 | 2017-10-03 | 中国人民解放军第四军医大学 | A kind of polynary nipple circulation rectification and recovery device |
| CN107174450A (en) * | 2017-06-09 | 2017-09-19 | 马春玲 | A kind of novel medical nursing device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2177266C1 (en) * | 2000-06-16 | 2001-12-27 | ООО "Конус-Медик" | Ring-shaped retractor device |
| WO2016063213A1 (en) * | 2014-10-23 | 2016-04-28 | Koninklijke Philips N.V. | Rotatable stabilizer for use of catheter inside an endoscope |
| CN205286428U (en) * | 2016-01-11 | 2016-06-08 | 南阳医学高等专科学校 | Surgery retractor for surgery |
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| CN107898482A (en) | 2018-04-13 |
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