CN107126238A - A kind of Cardiological operation extension fixture - Google Patents
A kind of Cardiological operation extension fixture Download PDFInfo
- Publication number
- CN107126238A CN107126238A CN201710537008.5A CN201710537008A CN107126238A CN 107126238 A CN107126238 A CN 107126238A CN 201710537008 A CN201710537008 A CN 201710537008A CN 107126238 A CN107126238 A CN 107126238A
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- China
- Prior art keywords
- slide bar
- supporting plate
- hole
- strip
- screw mandrel
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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
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G13/00—Operating tables; Auxiliary appliances therefor
- A61G13/10—Parts, details or accessories
-
- 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
- A61B2017/0237—Surgical instruments, devices or methods, e.g. tourniquets for holding wounds open; Tractors for heart surgery
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Surgery (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Accommodation For Nursing Or Treatment Tables (AREA)
Abstract
The invention belongs to technical field of medical instruments, more particularly to a kind of Cardiological operation extension fixture, including rectangular frame and slide bar, four angles of rectangular frame set supporting leg, rectangular frame includes end to end first supporting plate, the second supporting plate, the 3rd supporting plate and the 4th supporting plate, first supporting plate and the 3rd supporting plate open up the first strip through hole, and the second supporting plate and the 4th supporting plate open up the second strip through hole；Slide bar, which is four, includes the first slide bar, the second slide bar, the 3rd slide bar and the 4th slide bar, first slide bar and the second sliding bar are connected in the first strip through hole, and be fixed by the first stop nut, 3rd slide bar and the 4th sliding bar are connected to the second strip through hole, and are fixed by the second stop nut.The present invention is quick to realize that operation is retracted by setting four slide bars being slidably connected, and the stability improved during use is supported by supporting leg.
Description
Technical field
The invention belongs to technical field of medical instruments, more particularly to a kind of Cardiological operation extension fixture.
Background technology
Cardiological, i.e. Internal Medicine-Cardiovascular Dept. are the big internal medicine of situation of all-level hospitals set for the cardiovascular vascular diseases of diagnosis and treatment one
Individual clinical department, the disease for the treatment of include angina pectoris, hypertension, sudden death, arrhythmia cordis, heart failure, premature beat, cardiac arrhythmia,
The angiocardiopathies such as myocardial infarction, cardiomyopathy, myocarditis, miocardial infarction.In the common disease of Cardiological, it usually needs carry out
Intubation operation, and need the tissue retractions such as the cortex at operative incision, ligament and muscle making exposure of surgical field when being intubated operation,
Need to use hooking device during this, be the visual field for not influenceing doctor in surgical procedure, conventional expansion devices are using multiple
Hook is outside to operative incision from different directions respectively to be drawn, wherein hook one end is fixedly connected with operating table, it is another
End carries out hook to operative incision expands outwardly it, is due to needs although this method provides preferably operation vision
The traction dynamics linked up with each direction are controlled, there is operating process complexity, the technical problem of increase operating time.
Authorization Notice No. CN104068899B discloses a kind of splanchnocoel operation incision expander, including left halfbody and right half
Body, and expanding plate, left halfbody are respectively arranged with axis hole A ' and axis hole B '；Right halfbody is included after right halfbody front assembly and right halfbody
Component；Right halfbody front assembly is provided with axis hole B " and C ", and axis hole C " is bar shaped axis hole；After right halfbody component be provided with axis hole C ' and
D’；Diplopore contiguous block is additionally provided with, diplopore connecting hole is respectively arranged with axis hole A " and axis hole D "；Axis hole A ' and axis hole A " passes through pin
Axle A links together；Axis hole B ' and axis hole B " is linked together by bearing pin B；Axis hole C ' and axis hole C " is connected to by bearing pin C
Together；Axis hole D ' and axis hole D " is linked together by bearing pin D；The rear end of component is set respectively behind the rear end of left halfbody and right halfbody
It is equipped with handle；The front end of left halfbody and the front end of right halfbody front assembly are respectively arranged with support arm one and support arm two；Support arm
One and support arm two be respectively fixed with left and right expanding plate, left and right two expanding plates make-up formation borehole structure；The deficiency of the structure
Part is：Because the device needs manual operations, there is the problem of wasting time and energy.
Authorization Notice No. CN102860847B discloses a kind of two-way extension fixture of spinal operation otch, including main expansion dress
Put, secondary extension fixture, main extension fixture be in two expansion forks that one end is hinged, two expansion forks one it is anterior set neck,
Another front portion sets pin-and-hole, and pin-and-hole is moved with the bearing pin that sub-strut bar one end is set to be coordinated；Expansion fork sets regulation strut, expansion fork
Coordinate with regulation strut bidirectional helical；Secondary extension fixture includes sub-strut bar, secondary expansion fork and expansion regulation support, and expansion regulation support is
Gear-tooth bar structure, expansion regulation support one end sets dynamic expanding bar, moves expanding bar and is engaged by clamping with secondary expansion fork；Expansion regulation
Support middle part sets sliding tooth wheel seat, and expansion regulation support coordinates by the way that sliding tooth wheel seat and quiet expanding bar are dynamic, and sub-strut bar passes through neck
It is engaged by clamping with quiet expanding bar；Expansion fork, secondary expansion fork end set tooth form card base；The structure is disadvantageous in that：The dress
Put using the adjusting handle on regulation strut, make expansion fork by operative incision vertical expansion, by adjusting quiet expanding bar and dynamic expansion
Spacing between tension rod realizes the lateral magnification of operative incision, and regulation process is comparatively laborious, complexity, and main extension fixture and pair
Extension fixture does not design fixed supporting mechanism, is fixed loosely so existing, so as to influence to retract the effect performed the operation.
The content of the invention
In view of this, the purpose of the present invention is to be filled in view of the shortcomings of the prior art there is provided a kind of Cardiological operation expansion
Put, by setting four slide bars being slidably connected, quick realization operation is retracted, and raising is supported by supporting leg and used
Stability in journey.
To reach above-mentioned purpose, the present invention uses following technical scheme：
A kind of Cardiological operation extension fixture, including rectangular frame and slide bar：
Four angles of the rectangular frame set supporting leg, and the rectangular frame includes the end to end first support
Plate, the second supporting plate, the 3rd supporting plate and the 4th supporting plate, first supporting plate and the 3rd supporting plate open up the first strip
Shape through hole, second supporting plate and the 4th supporting plate open up the second strip through hole；
The slide bar, which is four, includes the first slide bar, the second slide bar, the 3rd slide bar and the 4th slide bar, first slide bar and second
The two ends of the lower surface of slide bar are fixedly connected with the first screw mandrel, and two the first screw mandrels of first slide bar extend through two first
Strip through hole, two the first screw mandrels of second slide bar extend through two the first strip through holes, first screw mandrel
Lower end be threadedly coupled the first stop nut, the lower surface of first slide bar and the second slide bar is fixedly connected with the first hook；
The two ends of the lower surface of 3rd slide bar and the 4th slide bar are fixedly connected with the second screw mandrel, two second of the 3rd slide bar
Bar extends through two the second strip through holes, and two the second screw mandrels of the 4th slide bar extend through two the second strips
Through hole, the lower end of second screw mandrel is threadedly coupled the second stop nut, and the lower surface of the 3rd slide bar and the 4th slide bar is equal
It is fixedly connected with the second hook.
Further, second supporting plate and the 4th supporting plate are respectively positioned on the upper of the first supporting plate and the 3rd supporting plate
Side, the 3rd slide bar and the 4th slide bar are respectively positioned on the top of the first slide bar and the second slide bar.
Further, four angles of the rectangular frame are respectively provided with the tapped through hole of vertical direction, and the screw thread leads to
Hole internal thread connects the 3rd screw mandrel, and the lower end of the 3rd screw mandrel is fixedly connected with supporting leg.
Further, the outside of the first strip through hole and the second strip through hole sets graduation mark.
Further, first slide bar, the second slide bar, the 3rd slide bar and the 4th slide bar upper surface are respectively provided with handle.
Further, the leg lower end sets sucker.
Further, the lower end of first hook and the second hook sets air bag.
The beneficial effects of the invention are as follows：
1. four angles of rectangular frame of the present invention set supporting leg, rectangular frame includes the end to end first support
Plate, the second supporting plate, the 3rd supporting plate and the 4th supporting plate, the first supporting plate and the 3rd supporting plate open up the first strip and led to
Hole, the second supporting plate and the 4th supporting plate open up the second strip through hole, wherein the first supporting plate and the 3rd supporting plate is upper
Lower surface of the end face respectively with the second supporting plate and the 4th supporting plate is fixedly connected, i.e. the second supporting plate and the 4th equal position of supporting plate
In the top of the first supporting plate and the 3rd supporting plate；
Slide bar, which is four, includes the first slide bar, the second slide bar, the 3rd slide bar and the 4th slide bar, the 3rd slide bar and the 4th equal position of slide bar
In the top of the first slide bar and the second slide bar, the problem of interference is not present in it, the two of the lower surface of the first slide bar and the second slide bar
End is fixedly connected with the first screw mandrel, and two the first screw mandrels of the first slide bar extend through two the first strip through holes, the second slide bar
Two the first screw mandrels extend through two the first strip through holes, the lower end of the first screw mandrel is threadedly coupled the first stop nut,
The lower surface of first slide bar and the second slide bar is fixedly connected with the first hook；The two ends of the lower surface of 3rd slide bar and the 4th slide bar
The second screw mandrel is fixedly connected with, two the second screw mandrels of the 3rd slide bar extend through two the second strip through holes, the 4th slide bar
Two the second screw mandrels extend through two the second strip through holes, and the lower end of the second screw mandrel is threadedly coupled the second stop nut, the
The lower surface of three slide bars and the 4th slide bar is fixedly connected with the second hook, it need to be pointed out that the upper end of the first screw mandrel and the second screw mandrel
It is integrally formed spacing head.
This structure is when in use：Rectangular frame, is first fixedly mounted on operating table by the first step by supporting leg, supporting leg
It can be attached with operating table by bolt or grafting is fixed, it is therefore an objective to rectangular frame is stable in operation and cut
The top of mouth；Second step, sliding the first slide bar and the second slide bar makes the first hook carry out left and right directions to surgical incision site
Retract, and the position of the first slide bar and the second slide bar is defined by the first stop nut；3rd step, slides the 3rd slide bar
The second hook is cut the traction that position carries out fore-and-aft direction to operation with the 4th slide bar, show the visual area of Cardiological surgery location
Dew；It is noted that the operation traction needs of small area can individually carry out second step or the 3rd step and can complete；The present invention is suitable
Close different area traction operation need, and can fast operating, reduce retract operating time, particularly it is whole during traction
Individual apparatus structure is stable, dependable performance, is prevented effectively from the generation of operation risk.
2. four angles of rectangular frame open up the tapped through hole of vertical direction, tapped through hole internal thread connection the
Three screw mandrels, the lower end of the 3rd screw mandrel is fixedly connected with supporting leg, and this structure design can realize adjustment rectangle by rotating the 3rd screw mandrel
Support frame apart from operating table height, so as to be adapted to different patient with operation, the accurate traction of different surgery locations.
3. the outside of the first strip through hole and the second strip through hole sets graduation mark, this structure design is conducive to carrying
High medical personnel control the size of operation left and right or front and rear traction in surgical procedure, improve the precision and section retracted
About operating time.
4. the first slide bar, the second slide bar, the 3rd slide bar and the 4th slide bar upper surface are respectively provided with handle, this structure design is just
In the quick movement of slide bar, operating time is further reduced.
5. leg lower end sets sucker, this structure design can be existed whole device quick adsorption by sucker when in use
On operation table, the effectively save set-up time, the efficiency that operation prepares is improved, blocked especially for acute myocarditis or cardiac muscle
It is that patient strives for rescue time etc. symptom.
6. the lower end of the first hook and the second hook sets air bag, air bag can use bonding or be socketed in the first hook
Lower end with the second hook is close to the side of skin, and when in use, hook is entered with the skin at operation opening for this structure design
Row isolation, effectively prevention hook accelerate postoperative recovery effects to the secondary injury caused at operation opening.
Brief description of the drawings
Fig. 1 is the structural representation of the embodiment of the present invention one；
Fig. 2 be Fig. 1 in do not include the structural representation of the 3rd screw mandrel；
Fig. 3 is Fig. 1 overlooking the structure diagram；
Fig. 4 is the structural representation of the embodiment of the present invention two；
Fig. 5 is the structural representation of the embodiment of the present invention three；
Fig. 6 is the structural representation of air bag of the present invention.
Label in figure：The screw mandrels of 1- the 3rd, 2- supporting legs, the supporting plates of 3- first, the supporting plates of 4- second, the supporting plates of 5- the 3rd, 6-
4th supporting plate, 7- the first strip through holes, 8- the second strip through holes, the slide bars of 9- first, the slide bars of 10- second, 11- the 3rd is slided
Bar, the slide bars of 12- the 4th, the screw mandrels of 13- first, the stop nuts of 14- first, 15- first is linked up with, and the screw mandrels of 16- second, 17- second is limited
Position nut, 18- second is linked up with, the spacing heads of 19-, 20- graduation marks, 21- handles, 22- suckers, 23- air bags.
Embodiment
The invention will be further described with reference to the accompanying drawings and examples.
Embodiment one
As shown in Figure 1 to Figure 3, the present invention includes rectangular frame and slide bar：
Four angles of rectangular frame open up the screwed hole of vertical direction, and tapped through hole internal thread connects the 3rd screw mandrel 1, the 3rd
The lower end of screw mandrel 1 is fixedly connected with supporting leg 2, and rectangular frame includes end to end first supporting plate 3, the second supporting plate 4, the
Three supporting plates 5 and the 4th supporting plate 6, the first supporting plate 3 and the 3rd supporting plate 5 open up the first strip through hole 7, the second support
The supporting plate 6 of plate 4 and the 4th opens up the second strip through hole 8, wherein, the upper surface point of the first supporting plate 3 and the 3rd supporting plate 5
Lower surface not with the second supporting plate 4 and the 4th supporting plate 6 is fixedly connected, i.e., the second supporting plate 4 and the 4th supporting plate 6 are respectively positioned on
The top of first supporting plate 3 and the 3rd supporting plate 5；
Slide bar, which is four, includes the first slide bar 9, the second slide bar 10, the 3rd slide bar 11 and the 4th slide bar 12, the 3rd slide bar 11 and the
Four slide bars 12 are respectively positioned on the top of the first slide bar 9 and the second slide bar 10, the problem of interference is not present in four slide bars, the first slide bar 9
The first screw mandrel 13 is fixedly connected with the two ends of the lower surface of the second slide bar 10, two the first screw mandrels 13 of the first slide bar 9 are passed through respectively
Two the first strip through holes 7 are worn, two the first screw mandrels 13 of the second slide bar 10 extend through two the first strip through holes 7,
The lower end of first screw mandrel 13 is threadedly coupled the first stop nut 14, the fixed company in the lower surface of the first slide bar 9 and the second slide bar 10
Connect the first hook 15；3rd slide bar 11 is fixedly connected with the second screw mandrel 16, the 3rd slide bar with the two ends of the lower surface of the 4th slide bar 12
11 two the second screw mandrels 16 extend through two the second strip through holes 8, and two the second screw mandrels 16 of the 4th slide bar 12 are distinguished
Through two the second strip through holes 8, the lower end of the second screw mandrel 16 is threadedly coupled the second stop nut 17, the 3rd slide bar 11 and the
The lower surface of four slide bars 12 is fixedly connected with the second hook 18, it need to be pointed out that the upper end of the first screw mandrel 13 and the second screw mandrel 16 is equal
It is integrally formed spacing first 19.
Embodiment two
The present embodiment and the structure of embodiment one are essentially identical, unlike：As shown in figure 4, the first strip through hole 7 and second
The outside of strip through hole 8 sets graduation mark 20, and this structure design is conducive to raising medical personnel to control hand in surgical procedure
Art or so or the size of front and rear traction, save operating time；First slide bar 9, the second slide bar 10, the 3rd slide bar 11 and
The upper surface of four slide bars 12, which is fixedly connected with handle 21 in handle 21, the present embodiment, can use C-shaped configuration, and this structure design is just
In the quick movement of slide bar.
Embodiment three
The present embodiment and the structure of embodiment one are essentially identical, unlike：As shown in figure 5, the lower end of leg 2 is fixedly connected with sucker
22, this structure design when in use can by sucker 22 by whole device quick adsorption on operation table, it is effectively save install
Time, the efficiency that operation prepares is improved, be that patient strives for rescue especially for the symptom such as acute myocarditis or cardiac muscle blocking
Time.
Example IV
The present embodiment and the structure of embodiment one are essentially identical, unlike：As shown in fig. 6, the first hook 15 and the second hook
18 lower end socket air bag 23, when in use, hook is isolated with the skin at operation opening for this structure design, effectively pre-
Anti- four hooks accelerate postoperative recovery effects to the secondary injury caused at operation opening.
Finally illustrate, the above embodiments are merely illustrative of the technical solutions of the present invention and it is unrestricted, this area is common
Other modifications or equivalent substitution that technical staff is made to technical scheme, without departing from technical solution of the present invention
Spirit and scope, all should cover among scope of the presently claimed invention.
Claims (5)
1. a kind of Cardiological operation extension fixture, it is characterised in that including rectangular frame and slide bar：
Four angles of the rectangular frame set supporting leg, and the rectangular frame includes the end to end first support
Plate, the second supporting plate, the 3rd supporting plate and the 4th supporting plate, first supporting plate and the 3rd supporting plate open up the first strip
Shape through hole, second supporting plate and the 4th supporting plate open up the second strip through hole；
The slide bar, which is four, includes the first slide bar, the second slide bar, the 3rd slide bar and the 4th slide bar, first slide bar and second
The two ends of the lower surface of slide bar are fixedly connected with the first screw mandrel, and two the first screw mandrels of first slide bar extend through two first
Strip through hole, two the first screw mandrels of second slide bar extend through two the first strip through holes, first screw mandrel
Lower end be threadedly coupled the first stop nut, the lower surface of first slide bar and the second slide bar is fixedly connected with the first hook；
The two ends of the lower surface of 3rd slide bar and the 4th slide bar are fixedly connected with the second screw mandrel, two second of the 3rd slide bar
Bar extends through two the second strip through holes, and two the second screw mandrels of the 4th slide bar extend through two the second strips
Through hole, the lower end of second screw mandrel is threadedly coupled the second stop nut, and the lower surface of the 3rd slide bar and the 4th slide bar is equal
It is fixedly connected with the second hook.
2. a kind of Cardiological operation extension fixture according to claim 1, it is characterised in that second supporting plate and
The top for being respectively positioned on the first supporting plate and the 3rd supporting plate of 4th supporting plate, the 3rd slide bar and the 4th slide bar are respectively positioned on
The top of one slide bar and the second slide bar.
3. a kind of Cardiological operation extension fixture according to claim 1, it is characterised in that the rectangular frame
Four angles be respectively provided with the tapped through hole of vertical direction, the tapped through hole internal thread connects the 3rd screw mandrel, the 3rd screw mandrel
Lower end be fixedly connected with supporting leg.
4. a kind of Cardiological operation extension fixture according to claim 1, it is characterised in that first strip leads to
Hole and the outside of the second strip through hole set graduation mark.
5. a kind of Cardiological operation extension fixture according to claim 1, it is characterised in that first slide bar,
Two slide bars, the 3rd slide bar and the 4th slide bar upper surface are respectively provided with handle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710537008.5A CN107126238A (en) | 2017-07-04 | 2017-07-04 | A kind of Cardiological operation extension fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710537008.5A CN107126238A (en) | 2017-07-04 | 2017-07-04 | A kind of Cardiological operation extension fixture |
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| Publication Number | Publication Date |
|---|---|
| CN107126238A true CN107126238A (en) | 2017-09-05 |
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ID=59737238
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710537008.5A Pending CN107126238A (en) | 2017-07-04 | 2017-07-04 | A kind of Cardiological operation extension fixture |
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| Country | Link |
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| CN (1) | CN107126238A (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108042101A (en) * | 2018-02-07 | 2018-05-18 | 谷昌德 | Lip valgus surgery auxiliary body |
| CN108272480A (en) * | 2018-02-07 | 2018-07-13 | 谷昌德 | Lip turns up fixed structure |
| CN108294794A (en) * | 2018-02-07 | 2018-07-20 | 谷昌德 | Lip operation turning-up device |
| CN108309467A (en) * | 2018-02-07 | 2018-07-24 | 谷昌德 | Lip operation anchor |
| CN108451560A (en) * | 2018-02-07 | 2018-08-28 | 谷昌德 | Lip turns up fixator |
| CN108451558A (en) * | 2018-02-07 | 2018-08-28 | 谷昌德 | Lip operation fixed structure |
| CN112716540A (en) * | 2020-12-29 | 2021-04-30 | 山西省人民医院 | Thoracic surgery operation device with double functions of expanding and detecting |
| CN113100845A (en) * | 2021-04-14 | 2021-07-13 | 刘树奇 | Lung blocking device for cardiothoracic minimally invasive surgery |
| CN113180754A (en) * | 2021-04-14 | 2021-07-30 | 刘树奇 | Lung blocking device for minimally invasive surgery in thoracic surgery |
| CN114129205A (en) * | 2021-11-11 | 2022-03-04 | 中南大学湘雅医院 | Adjustable chest opener for general chest surgery |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108042101A (en) * | 2018-02-07 | 2018-05-18 | 谷昌德 | Lip valgus surgery auxiliary body |
| CN108272480A (en) * | 2018-02-07 | 2018-07-13 | 谷昌德 | Lip turns up fixed structure |
| CN108294794A (en) * | 2018-02-07 | 2018-07-20 | 谷昌德 | Lip operation turning-up device |
| CN108309467A (en) * | 2018-02-07 | 2018-07-24 | 谷昌德 | Lip operation anchor |
| CN108451560A (en) * | 2018-02-07 | 2018-08-28 | 谷昌德 | Lip turns up fixator |
| CN108451558A (en) * | 2018-02-07 | 2018-08-28 | 谷昌德 | Lip operation fixed structure |
| CN112716540A (en) * | 2020-12-29 | 2021-04-30 | 山西省人民医院 | Thoracic surgery operation device with double functions of expanding and detecting |
| CN112716540B (en) * | 2020-12-29 | 2022-12-09 | 山西省人民医院 | Thoracic surgery operation device with double functions of expanding and detecting |
| CN113100845A (en) * | 2021-04-14 | 2021-07-13 | 刘树奇 | Lung blocking device for cardiothoracic minimally invasive surgery |
| CN113180754A (en) * | 2021-04-14 | 2021-07-30 | 刘树奇 | Lung blocking device for minimally invasive surgery in thoracic surgery |
| CN113100845B (en) * | 2021-04-14 | 2022-06-21 | 青岛大学附属医院 | Lung blocking device for cardiothoracic minimally invasive surgery |
| CN114129205A (en) * | 2021-11-11 | 2022-03-04 | 中南大学湘雅医院 | Adjustable chest opener for general chest surgery |
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Application publication date: 20170905 |
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