CN111568481B - Rib retractor for thoracic surgeon - Google Patents
Rib retractor for thoracic surgeon Download PDFInfo
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- CN111568481B CN111568481B CN202010421570.3A CN202010421570A CN111568481B CN 111568481 B CN111568481 B CN 111568481B CN 202010421570 A CN202010421570 A CN 202010421570A CN 111568481 B CN111568481 B CN 111568481B
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- positioning
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- seat
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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
- A61B17/025—Joint distractors
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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
- A61B17/0206—Surgical instruments, devices or methods, e.g. tourniquets for holding wounds open; Tractors with antagonistic arms as supports for retractor elements
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Surgery (AREA)
- Heart & Thoracic Surgery (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Surgical Instruments (AREA)
- External Artificial Organs (AREA)
Abstract
The invention discloses a rib retracting device for a thoracic surgeon, which comprises a positioning base (1), wherein two ends of the top of the positioning base (1) are respectively and fixedly provided with a limiting seat (2), each limiting seat (2) is internally provided with a limiting shaft (3) which can be in clearance sliding fit with the limiting seat, a first ear seat (4) is respectively and axially fixedly arranged between the adjacent end parts of the two limiting shafts (3), the end part of one end, opposite to the first ear seat (4), of each limiting shaft (3) is radially and fixedly provided with a positioning plate (5), the lower end of each positioning plate (5) is vertically bent out of a limiting plate (6) towards the direction of the base (1), and a driving device is arranged between the two first ear seats (4). The invention has simple structure, stable and controllable spacing, convenient adjustment, and complete lifting of the whole adjusting device and the driving device in the adjusting process, thereby being convenient for the operation requirement in the later period.
Description
Technical Field
The invention relates to the technical field related to medical equipment, in particular to a rib retracting device for a thoracic surgeon.
Background
When a surgeon performs an open-chest operation, in order to facilitate the operation of extending the scalpel into the body, the rib retractor is required to expand the incision, so as to widen the visual field and facilitate the operation. The existing rib retractor is very inconvenient to adjust when in use, and due to the limitation of the retractor, the retractor which is clung to the position right above the rib is also very inconvenient in the operation process, the view field of the rib retractor which is clung to the position right above the rib is relatively limited in the operation process, and the expansion of related operations is further influenced;
the existing rib retractor has the main defects that the retractor with the structure is directly pulled open and locked by means of bolts, the required strength is high in the retracting process, general medical staff with the pulling strength are difficult to master, and a rib opening device which is adjusted by two mutually meshed screw rods appears in the market at present aiming at the problem.
Disclosure of Invention
The object of the present invention is to provide a rib retractor for thoracic surgeons which effectively solves the problems of the background art.
In order to solve the problems existing in the background technology, the device comprises a positioning base 1, wherein two ends of the top of the positioning base 1 are respectively and fixedly provided with a limiting seat 2, a limiting shaft 3 in clearance sliding fit with each limiting seat 2 is arranged in each limiting seat 2, a first lug seat 4 is respectively and fixedly arranged between the adjacent end parts of the two limiting shafts 3 in the axial direction, a positioning plate 5 is fixedly arranged at the end part of one end of each limiting shaft 3, which is opposite to the first lug seat 4, in the radial direction, the lower end of the positioning plate 5 is vertically bent out of a limiting plate 6 towards the direction of the positioning base 1, and a driving device is arranged between the two first lug seats 4;
a limiting chute a for the clearance sliding fit of the limiting plate 6 is formed in the lower bottom surface of the positioning base 1;
the driving device comprises a driving rod 7 which is integrally of an L-shaped structure, the right angle of the driving rod 7 is in rotating connection and matching with a driven connecting rod 9 through a first hinge shaft 8, one end of the bottom of the driving rod 7 is in rotating connection and matching with an adjacent first ear seat 4 through a second hinge shaft 10, one end of the top of the driving rod 7 is provided with a screw hole 11, and the end part of the driven connecting rod 9 is in rotating connection and matching with an adjacent first ear seat 4 through a third hinge shaft 12;
two driving positioning plates 13 which are symmetrically arranged are vertically fixed between the two first lug seats 4, each driving positioning plate 13 is provided with a positioning chute 14 which is arranged along the length direction of the driving positioning plate, two ends of the first hinge shaft 8 are respectively in clearance sliding fit with the positioning chutes 14, and the joint part of the driving rod 7 and the driven connecting rod 9 utilizes the first hinge shaft 8 to reciprocate up and down between the two driving positioning plates 13;
a rib opening seat 15 for opening the rib is arranged at the lower bottom surface of the limiting plate 6, and an inward concave arc-shaped groove is formed in the outer side surface of the rib opening seat 15;
a first handle rod 16 is arranged at the top of the driving rod 7, a screw rod 17 which is screwed with the screw hole 11 is axially fixed at one end of the first handle rod 16, a rocking handle 18 is radially fixed at the end part of one end of the first handle rod 16 opposite to the screw rod 17, and a second handle 19 is fixed at the end part of the rocking handle 18;
the two limiting seats 2 are connected and fixed into a whole through a positioning adjusting plate 20, an adjusting chute 21 in clearance sliding fit with the screw 17 is formed in the positioning adjusting plate 20, and a third handle 22 is vertically fixed in the middle above the positioning adjusting plate 20;
a driving slide block 23 in clearance sliding fit along the length direction is arranged between the two driving positioning plates 13, second lug seats 24 are respectively and vertically welded and fixed on two sides of the top surface of the driving slide block 23, the first hinge shaft 8 penetrates through the second lug seats 24 in rotating connection and fit with the positioning sliding chute 14 in clearance sliding fit, the lifting plate 26 is positioned under the positioning base 1, sliding sleeves 29 in clearance sliding fit along the length direction are respectively arranged at two ends of the lifting plate 26, a transverse connecting rod 30 is vertically and fixedly welded on one side of each sliding sleeve 29, a rib opening seat 15 is fixedly installed below the end part of each transverse connecting rod 30, a positioning shaft rod 27 is vertically welded on the top surface of each sliding sleeve 29, and a positioning shaft hole 28 in axial clearance sliding fit with the positioning shaft rod 27 is formed in a penetrating manner at the end part of the limiting plate 6.
A driving shaft 25 is vertically and fixedly installed in the middle of the lower bottom surface of the driving slider 23, and the lower end of the driving shaft 25 extends out of the positioning base 1 in clearance sliding fit with the driving shaft and is vertically and fixedly integrated with the middle of the lifting plate 26.
Due to the adoption of the technical scheme, the invention has the following beneficial effects: simple structure, the interval of strutting is stable controllable, and adjusts also convenience very, can also lift whole adjusting device and drive arrangement completely at the in-process of adjusting simultaneously, and the operation in the later stage of being convenient for needs.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a front view of the present invention.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the technical scheme in the embodiment of the invention will be clearly and completely described below with reference to the attached drawings in the embodiment of the invention.
Referring to fig. 1-2, the present embodiment is implemented by using the following technical solution, which includes a positioning base 1, wherein two ends of the top of the positioning base 1 are respectively fixedly mounted with a limiting seat 2, a limiting shaft 3 in clearance sliding fit with each limiting seat 2 is arranged in each limiting seat 2, a first lug seat 4 is respectively and axially fixedly mounted between the adjacent end parts of the two limiting shafts 3, a positioning plate 5 is radially and fixedly mounted on the end part of one end of each limiting shaft 3 opposite to the first lug seat 4, the lower end of the positioning plate 5 is vertically bent out of a limiting plate 6 towards the direction of the positioning base 1, and a driving device is mounted between the two first lug seats 4;
a limiting chute a for the limiting plate 6 to be in clearance sliding fit is formed in the lower bottom surface of the positioning base 1;
the driving device comprises a driving rod 7 which is integrally of an L-shaped structure, the right angle of the driving rod 7 is in rotating connection and matching with a driven connecting rod 9 through a first hinge shaft 8, one end of the bottom of the driving rod 7 is in rotating connection and matching with an adjacent first ear seat 4 through a second hinge shaft 10, one end of the top of the driving rod 7 is provided with a screw hole 11, and the end part of the driven connecting rod 9 is in rotating connection and matching with an adjacent first ear seat 4 through a third hinge shaft 12;
two driving positioning plates 13 which are symmetrically arranged are vertically fixed between the two first lug seats 4, each driving positioning plate 13 is provided with a positioning chute 14 which is arranged along the length direction of the driving positioning plate, two ends of the first hinge shaft 8 are respectively in clearance sliding fit with the positioning chutes 14, and the joint part of the driving rod 7 and the driven connecting rod 9 utilizes the first hinge shaft 8 to reciprocate up and down between the two driving positioning plates 13;
a rib opening seat 15 for opening the rib is arranged at the lower bottom surface of the limiting plate 6, and an inward concave arc-shaped groove is formed in the outer side surface of the rib opening seat 15;
the top of the driving rod 7 is provided with a first handle rod 16, one end of the first handle rod 16 is axially fixed with a screw rod 17 which is screwed with the screw hole 11, the end part of the opposite end of the first handle rod 16 and the screw rod 17 is radially fixed with a rocking handle 18, and the end part of the rocking handle 18 is fixed with a second handle 19.
The two limiting seats 2 are connected and fixed into a whole through a positioning adjusting plate 20, an adjusting chute 21 in clearance sliding fit with the screw 17 is formed in the positioning adjusting plate 20, and a third handle 22 is vertically fixed in the middle above the positioning adjusting plate 20;
a driving slide block 23 in clearance sliding fit along the length direction is arranged between the two driving positioning plates 13, second lug seats 24 are respectively and vertically welded and fixed on two sides of the top surface of the driving slide block 23, the first hinge shaft 8 penetrates through the second lug seats 24 in rotating connection and fit with the positioning sliding chute 14 in clearance sliding fit, the lifting plate 26 is positioned under the positioning base 1, sliding sleeves 29 in clearance sliding fit along the length direction are respectively arranged at two ends of the lifting plate 26, a transverse connecting rod 30 is vertically and fixedly welded on one side of each sliding sleeve 29, a rib opening seat 15 is fixedly installed below the end part of each transverse connecting rod 30, a positioning shaft rod 27 is vertically welded on the top surface of each sliding sleeve 29, and a positioning shaft hole 28 in axial clearance sliding fit with the positioning shaft rod 27 is formed in a penetrating manner at the end part of the limiting plate 6.
The middle part of the lower bottom surface of the driving slide block 23 is vertically and fixedly provided with a driving shaft 25, and the lower end of the driving shaft 25 extends out of the positioning base 1 which is in clearance sliding fit with the driving shaft and is vertically and fixedly integrated with the middle part of the lifting plate 26.
The following will further explain the application method and the principle of the technical solution part in this embodiment with reference to the drawings:
firstly, a rib opening seat 15 is arranged between two adjacent ribs, a screw rod 17 is also positioned at the topmost part of a positioning sliding groove 14 at the moment, then an operator holds a first handle rod 16 with one hand, holds a second handle 19 with the other hand, drives the second handle 19 to rotate around the first handle rod 16 to loosen the screw rod 17 and a screw hole 11, then drives the first handle rod 16 to enable the screw rod 17 to slide along the length direction of an adjusting sliding groove 21, and a joint of a driving rod 7 and a driven connecting rod 9 gradually descends along the length direction of the positioning sliding groove 14 by using a first hinge shaft 8 in the process that the screw rod 17 slides along the length direction of the adjusting sliding groove 21;
in the descending process of the first hinge shaft 8, the whole driving rod 7 also uses the first hinge shaft 8 as a fulcrum to drive the driven connecting rod 9 to drive the sliding sleeve 29 and the rib opening seat 15 to do retracting actions towards two sides along the length direction of the lifting plate 26 by using the limiting shaft 3 and the positioning plate 5 which are respectively connected with each other by utilizing a lever principle;
meanwhile, the first hinge shaft 8 drives the whole lifting plate 26 to descend together through the second ear seat 24 and the driving slider 23 and the driving shaft 25 in the descending process, and the lifting plate 26 drives the rib spreader 15 to descend along the axial direction of the positioning shaft hole 28 through the sliding sleeve 29 in the descending process, so that the whole adjusting device and the driving device can be completely lifted in the process of retracting two adjacent ribs, the purposes of operation and visual field are not blocked, and the requirement of later-stage operation is facilitated;
finally, after the telescopic rod is retracted to an ideal position or state, the screw rod 17 and the screw hole 11 are locked again by the second handle 19, so that the end face of the first handle rod 16 is in tight contact with the side face of the positioning adjusting plate 20 again, and the fixing purpose can be realized.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (2)
1. A rib retractor for a thoracic surgeon is characterized by comprising a positioning base (1), wherein two ends of the top of the positioning base (1) are respectively and fixedly provided with a limiting seat (2), each limiting seat (2) is internally provided with a limiting shaft (3) in clearance sliding fit with the limiting seat, a first ear seat (4) is respectively and axially fixedly arranged between the adjacent end parts of the two limiting shafts (3), the end part of one end, opposite to the first ear seat (4), of each limiting shaft (3) is radially and fixedly provided with a positioning plate (5), the lower end of the positioning plate (5) is vertically bent out of a limiting plate (6) towards the direction of the positioning base (1), and a driving device is arranged between the two first ear seats (4);
a limiting chute for the clearance sliding fit of the limiting plate (6) is formed in the lower bottom surface of the positioning base (1);
the driving device comprises a driving rod (7) which is integrally of an L-shaped structure, the right angle of the driving rod (7) is in rotating connection and matching with a driven connecting rod (9) through a first hinge shaft (8), one end of the bottom of the driving rod (7) is in rotating connection and matching with an adjacent first ear seat (4) through a second hinge shaft (10), one end of the top of the driving rod (7) is provided with a screw hole (11), and the end part of the driven connecting rod (9) is in rotating connection and matching with an adjacent first ear seat (4) through a third hinge shaft (12);
two driving positioning plates (13) which are symmetrically arranged with each other are vertically fixed between the two first lug seats (4), each driving positioning plate (13) is provided with a positioning sliding groove (14) which is arranged along the length direction of the driving positioning plate, two ends of the first hinge shaft (8) are respectively in clearance sliding fit with the positioning sliding grooves (14), and the joint part of the driving rod (7) and the driven connecting rod (9) utilizes the first hinge shaft (8) to reciprocate up and down between the two driving positioning plates (13);
a rib expanding seat (15) for expanding ribs is arranged at the lower bottom surface of the limiting plate (6), and an inwards concave arc-shaped groove is formed in the outer side surface of the rib expanding seat (15);
a first handle rod (16) is arranged at the top of the driving rod (7), a screw rod (17) which is screwed with the screw hole (11) and matched with the screw hole is axially fixed at one end of the first handle rod (16), a rocking handle (18) is radially fixed at the end part of one end of the first handle rod (16) opposite to the screw rod (17), and a second handle (19) is fixed at the end part of the rocking handle (18);
the two limiting seats (2) are connected and fixed into a whole through a positioning adjusting plate (20), an adjusting sliding groove (21) in clearance sliding fit with the screw (17) is formed in the positioning adjusting plate (20), and a third handle (22) is vertically fixed in the middle above the positioning adjusting plate (20);
a driving slide block (23) which is in clearance sliding fit along the length direction of the two driving positioning plates (13) is arranged between the two driving positioning plates, two sides of the upper top surface of the driving slide block (23) are respectively and vertically welded and fixed with a second lug seat (24), the first hinge shaft (8) passes through a second lug seat (24) which is rotationally connected and matched with the first hinge shaft to be in clearance sliding fit with the positioning chute (14), the lifting plate (26) is positioned under the positioning base (1), two ends of the lifting plate (26) are respectively provided with a sliding sleeve (29) which is in clearance sliding fit along the length direction, one side of the sliding sleeve (29) is vertically and fixedly welded with a transverse connecting rod (30), a rib expanding seat (15) is fixedly arranged below the end part of the transverse connecting rod (30), a positioning shaft lever (27) is vertically welded on the upper top surface of each sliding sleeve (29), the end part of the limiting plate (6) is provided with a positioning shaft hole (28) which is in sliding fit with the positioning shaft rod (27) in an axial clearance way in a penetrating way.
2. Rib retractor for thoracic surgeon according to claim 1, characterized in that the driving shaft (25) is vertically and fixedly installed in the middle of the lower bottom surface of the driving slider (23), and the lower end of the driving shaft (25) extends out of the positioning base (1) in clearance sliding fit with the driving shaft and is vertically and integrally fixed in the middle of the lifting plate (26).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010421570.3A CN111568481B (en) | 2020-05-18 | 2020-05-18 | Rib retractor for thoracic surgeon |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010421570.3A CN111568481B (en) | 2020-05-18 | 2020-05-18 | Rib retractor for thoracic surgeon |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111568481A CN111568481A (en) | 2020-08-25 |
| CN111568481B true CN111568481B (en) | 2022-06-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010421570.3A Active CN111568481B (en) | 2020-05-18 | 2020-05-18 | Rib retractor for thoracic surgeon |
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| Country | Link |
|---|---|
| CN (1) | CN111568481B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203776955U (en) * | 2014-04-17 | 2014-08-20 | 青岛市中心医院 | Rib retractor for thoracotomy |
| CN107174298A (en) * | 2017-07-04 | 2017-09-19 | 韩珠龙 | A kind of dilator used for medical procedures |
| CN107468296A (en) * | 2017-09-13 | 2017-12-15 | 济南君道信医疗器械有限公司 | A kind of drawing-type abdominal wall dilator |
| CN107714114A (en) * | 2017-11-13 | 2018-02-23 | 江苏中瀚通讯技术有限公司 | A kind of Cardiac surgeon is with air-inflated rib pull device |
| RU2674233C1 (en) * | 2017-08-28 | 2018-12-05 | Общество с ограниченной ответственностью "Производственно-техническое объединение "МЕДТЕХНИКА" (ООО "ПТО "МЕДТЕХНИКА") | Retractor-lift of sternum and costal arches |
| WO2019120075A1 (en) * | 2017-12-20 | 2019-06-27 | 上海微创骨科医疗科技有限公司 | Temporomandibular joint distractor and temporomandibular joint pressing device |
-
2020
- 2020-05-18 CN CN202010421570.3A patent/CN111568481B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203776955U (en) * | 2014-04-17 | 2014-08-20 | 青岛市中心医院 | Rib retractor for thoracotomy |
| CN107174298A (en) * | 2017-07-04 | 2017-09-19 | 韩珠龙 | A kind of dilator used for medical procedures |
| RU2674233C1 (en) * | 2017-08-28 | 2018-12-05 | Общество с ограниченной ответственностью "Производственно-техническое объединение "МЕДТЕХНИКА" (ООО "ПТО "МЕДТЕХНИКА") | Retractor-lift of sternum and costal arches |
| CN107468296A (en) * | 2017-09-13 | 2017-12-15 | 济南君道信医疗器械有限公司 | A kind of drawing-type abdominal wall dilator |
| CN107714114A (en) * | 2017-11-13 | 2018-02-23 | 江苏中瀚通讯技术有限公司 | A kind of Cardiac surgeon is with air-inflated rib pull device |
| WO2019120075A1 (en) * | 2017-12-20 | 2019-06-27 | 上海微创骨科医疗科技有限公司 | Temporomandibular joint distractor and temporomandibular joint pressing device |
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| Publication number | Publication date |
|---|---|
| CN111568481A (en) | 2020-08-25 |
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