CN113262003A - Thoracoscope rib bone tumour resection art is with strutting arrangement - Google Patents
Thoracoscope rib bone tumour resection art is with strutting arrangement Download PDFInfo
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- CN113262003A CN113262003A CN202110633491.3A CN202110633491A CN113262003A CN 113262003 A CN113262003 A CN 113262003A CN 202110633491 A CN202110633491 A CN 202110633491A CN 113262003 A CN113262003 A CN 113262003A
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- adjusting
- hook body
- rod
- locking
- connecting rod
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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
Abstract
The invention discloses a spreading device for thoracoscope rib bone tumor resection, which comprises a bottom adjusting mechanism for adjusting back support, a hook body adjusting mechanism for adjusting incision, a hook body mechanism and an outer supporting mechanism for adjusting the position of the hook body adjusting mechanism, wherein the outer supporting mechanism is arranged on two sides of the bottom adjusting mechanism, the hook body adjusting mechanism is connected to the top end of the outer supporting mechanism, the hook body mechanism is arranged on the hook body adjusting mechanism, and the outer supporting mechanism is connected with the bottom adjusting mechanism through a locking mechanism. The invention utilizes the matching of the hook body adjusting mechanism and the hook body mechanism to adjust the opening direction and the opening effect of the hook body mechanism, the outer supporting mechanism can adjust the position in the limiting groove and can also be detached and installed additionally, thereby improving the number of the hook body mechanisms and the expansibility, and the back is supported by the bottom adjusting mechanism, so that the patients with different postures are reversely supported and adjusted, the incision is more favorably expanded, the thoracic cavity is easier to expand, and the good visual field is ensured.
Description
Technical Field
The invention relates to the field of thoracic cavity treatment, in particular to a spreading device for thoracoscope rib bone tumor resection.
Background
Rib tumors are common diseases in thoracic surgery. Since rib tumors and normal rib bone tissues within 5cm of each end of the rib tumors need to be excised in order to achieve radical treatment, a long chest wall incision with the rib tumors as the center is usually adopted, the incision is usually about 10cm or even longer, and the attractiveness of the incision is seriously affected after operation. With the development of thoracoscopic surgery, in recent years, foreign people try to perform rib tumor resection by using a thoracoscope, and a good effect is achieved. Usually, the incision of the thoracoscope rib bone tumor resection operation is drawn by a metal draw hook.
The existing draw hooks are manually expanded and held, so that the expansion fixation is not strong, the fixing modes of some existing expansion devices are all that initial positions are inconvenient to adjust, the expansion requirements are stronger for some obese patients, and the operation is inconvenient due to the assistance of multiple people.
Disclosure of Invention
The invention aims to solve the problems and provide a spreading device for thoracoscope rib bone tumor resection.
The invention realizes the purpose through the following technical scheme:
a spreading device for thoracoscope rib bone tumor resection comprises a bottom adjusting mechanism for adjusting back support, a hook body adjusting mechanism for adjusting incision, a hook body mechanism and an outer supporting mechanism for adjusting the position of the hook body adjusting mechanism, wherein the outer supporting mechanism is arranged on two sides of the bottom adjusting mechanism, the top end of the outer supporting mechanism is connected with the hook body adjusting mechanism, the hook body mechanism is arranged on the hook body adjusting mechanism, and the outer supporting mechanism is connected with the bottom adjusting mechanism through a locking mechanism;
the bottom adjusting mechanism comprises a bottom plate, an adjusting air bag and limiting grooves, the adjusting air bag is mounted at the upper end of the bottom plate, an electromagnetic valve is mounted at the lower end of the adjusting air bag and connected with an external air source, and the limiting grooves are formed in two sides of the bottom plate;
the outer supporting mechanism comprises connecting rods, an elastic button, connecting blocks and inner connecting rods, the connecting rods are connected through the connecting blocks, the connecting rods are connected with the connecting blocks through the elastic button, the inner connecting rods are connected inside the elastic button, a first spring is arranged between the elastic button and the connecting rods, and a first positioning block is arranged between the elastic button and the connecting blocks;
the hook body adjusting mechanism comprises a hook body adjusting rod, an adjusting knob and an adjusting screw rod, the hook body adjusting rod is connected to the top end of the connecting rod, the adjusting knob is arranged on the hook body adjusting rod, the adjusting screw rod is connected to the inner side of the adjusting knob, the adjusting screw rod extends out of the hook body adjusting rod, and the top end of the adjusting screw rod is connected with the hook body mechanism;
the hook body mechanism comprises a hard hook, a pressing plate, an adjusting connecting rod and a second spring, the upper end of the hard hook is connected with the adjusting connecting rod, the adjusting connecting rod penetrates through the hook body adjusting rod, the upper end of the adjusting connecting rod is connected with the pressing plate, the second spring is arranged between the adjusting connecting rod and the hook body adjusting rod, and a second positioning block is arranged between the hard hook and the hook body adjusting rod.
Preferably: locking mechanism includes first button, first locking lever, first cooperation toper piece, the first toper piece of exerting pressure, first button is connected on the connecting rod, first button one end shaping has the first toper piece of exerting pressure, first toper piece inboard of exerting pressure is connected with two first cooperation toper piece, first cooperation toper piece one end all is connected with first locking lever, two be provided with a reset spring between the first locking lever, first locking lever sets up inside the connecting rod, the bottom plate with the shaping has the locking groove between the first locking lever.
According to the arrangement, when the position of the hook body mechanism needs to be adjusted independently, the first button is pressed, so that the first locking rod retracts, the position of the outer supporting mechanism is moved, and after the first locking rod is loosened, the first reset spring can enable the first locking rod to be clamped into the locking groove on the inner side of the limiting groove.
Preferably: locking mechanism includes that the second is pressed the button, is expanded pole, second and is exerted pressure toper piece, second check lock lever, the second is pressed the button and is connected on the connecting rod, be connected with on the second button the expanded pole, expanded pole one end is provided with the second is exerted pressure the toper piece, the cooperation of second is exerted pressure toper piece one end the second check lock lever, the second check lock lever with be provided with second reset spring between the connecting rod, the bottom plate with be provided with the locking groove between the second check lock lever.
So set up, when needs adjust independently during the position of coupler body mechanism, press the second button makes the second locking lever withdrawal, thereby removes the position of outer supporting mechanism loosens the back second reset spring can make the second locking lever card advances the locking groove of spacing inslot side.
Preferably: the adjusting air bag is connected with the bottom plate through an adhesive, a pressure sensor is arranged at the top end of the adjusting air bag, the elastic button is connected with the connecting rod in a sliding mode, the elastic button is integrally formed with the first positioning block, and a groove corresponding to the first positioning block is formed in the inner side of the connecting block.
With the arrangement, the adjusting air bag can adjust the posture of a patient, so that the chest cavity is easier to expand, and a good visual field is ensured.
Preferably: the adjusting knob is rotatably connected with the hook body adjusting rod and is in threaded connection with the adjusting screw rod, and scale marks are formed on the upper end face of the adjusting screw rod.
So set up, adjust knob is used for adjusting screw's extension and withdrawal to can guarantee the effect of strutting of stereoplasm hook.
Preferably: the stereoplasm hook is that the lower extreme material is silica gel, and inside inlays and has stainless steel hook, and stainless steel part passes through threaded connection the regulation connecting rod.
So set up, utilize silica gel to avoid anaphylactic, and utilize threaded connection to conveniently dismantle the washing.
Preferably: the pressing plate is connected with the hook body adjusting rod in a sliding mode, and the pressing plate and the adjusting connecting rod are integrally formed.
So set up, press the board and be used for pressing the stereoplasm hook.
Preferably: the second positioning block is integrally formed on the hard hook, and a groove matched with the second positioning block is formed in the adjusting screw rod.
So set up, the second locating piece is used for fixing a position the stereoplasm hook, just the stereoplasm hook also can the upset direction, is used for reverse support.
Preferably: the first matching conical block is integrally formed on the first locking rod, and the first locking rod is connected with the connecting rod in a sliding mode.
So set up, the first cooperation toper piece is used for cooperating thereby slip unblock.
Preferably: the second locking rod is provided with a conical groove matched with the second pressure applying conical block in a molding mode, and the second locking rod is connected with the connecting rod in a sliding mode.
So set up, the second check lock lever is used for cooperation and locking.
Compared with the prior art, the invention has the following beneficial effects:
1. the opening direction and the opening effect of the hook body mechanism are adjusted by matching the hook body adjusting mechanism and the hook body mechanism;
2. the outer supporting mechanism can be detached and installed in a limiting groove by adjusting the position, so that the number of hook body mechanisms is increased, and the expansibility is improved;
3. utilize bottom adjustment mechanism to support the back to patient to different posture carries out reverse support to adjust, more favourable expansion incision makes the thorax be expanded more easily, guarantees good field of vision.
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 a spreading device for thoracoscopic rib bone tumor resection according to the invention;
FIG. 2 is a first structural schematic diagram of an external supporting mechanism of the supporting device for thoracoscopic rib bone tumor resection of the invention;
FIG. 3 is a second structural diagram of an external supporting mechanism of the supporting device for thoracoscopic rib bone tumor resection according to the invention;
FIG. 4 is a schematic structural view of a hook body adjusting mechanism of the expanding device for thoracoscope rib bone tumor resection of the invention;
FIG. 5 is a schematic structural view of a hook body mechanism of the expanding device for thoracoscope rib bone tumor resection of the invention;
FIG. 6 is a schematic view of the internal structure of an external supporting mechanism of the supporting device for thoracoscopic rib bone tumor resection of the invention;
FIG. 7 is a schematic structural view of a first locking rod of the expanding device for thoracoscopic rib bone tumor resection according to the invention;
fig. 8 is a schematic structural view of a second locking rod of the expanding device for thoracoscopic rib bone tumor resection.
The reference numerals are explained below:
1. a bottom adjustment mechanism; 2. an outer support mechanism; 3. a hook body adjusting mechanism; 4. a hook mechanism; 5. a locking mechanism; 11. a base plate; 12. adjusting the air bag; 13. a limiting groove; 21. a connecting rod; 22. a tightening button; 23. connecting blocks; 24. an inner link; 25. a first spring; 26. a first positioning block; 31. a hook body adjusting rod; 32. adjusting a knob; 33. adjusting the screw rod; 41. a hard hook; 42. pressing a plate; 43. adjusting the connecting rod; 44. a second spring; 45. a second positioning block; 51. a first button; 52. a first locking lever; 53. a first mating taper block; 54. a first pressure applying tapered block; 55. a first return spring; 511. a second button; 512. an extension rod; 513. a second pressure applying tapered block; 514. a second locking lever; 515. a second return spring.
Detailed Description
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it should 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 meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
The invention will be further described with reference to the accompanying drawings in which:
example 1
As shown in fig. 1-7, a spreading device for thoracoscope rib bone tumor resection comprises a bottom adjusting mechanism 1 for adjusting back support, a hook body adjusting mechanism 3 for adjusting incision, a hook body mechanism 4 and an outer supporting mechanism 2 for adjusting the position of the hook body adjusting mechanism 3, wherein the outer supporting mechanisms 2 are arranged at two sides of the bottom adjusting mechanism 1, the hook body adjusting mechanism 3 is connected at the top end of the outer supporting mechanism 2, the hook body mechanism 4 is arranged on the hook body adjusting mechanism 3, and the outer supporting mechanism 2 is connected with the bottom adjusting mechanism 1 through a locking mechanism 5;
the bottom adjusting mechanism 1 comprises a bottom plate 11, an adjusting air bag 12 and a limiting groove 13, wherein the adjusting air bag 12 is installed at the upper end of the bottom plate 11, an electromagnetic valve is installed at the lower end of the adjusting air bag 12 and connected with an external air source, and the limiting groove 13 is arranged on two sides of the bottom plate 11;
the outer supporting mechanism 2 comprises connecting rods 21, an elastic button 22, connecting blocks 23 and inner connecting rods 24, the connecting rods 21 are connected through the connecting blocks 23, the connecting rods 21 are connected with the connecting blocks 23 through the elastic button 22, the inner connecting rods 24 are connected inside the elastic button 22, a first spring 25 is arranged between the elastic button 22 and the connecting rods 21, and a first positioning block 26 is arranged between the elastic button 22 and the connecting blocks 23;
the hook body adjusting mechanism 3 comprises a hook body adjusting rod 31, an adjusting knob 32 and an adjusting screw rod 33, the hook body adjusting rod 31 is connected to the top end of the connecting rod 21, the adjusting knob 32 is arranged on the hook body adjusting rod 31, the adjusting screw rod 33 is connected to the inner side of the adjusting knob 32, the adjusting screw rod 33 extends out of the hook body adjusting rod 31, and the top end of the adjusting screw rod 33 is connected with the hook body mechanism 4;
the hook body mechanism 4 comprises a hard hook 41, a pressing plate 42, an adjusting connecting rod 43 and a second spring 44, wherein the upper end of the hard hook 41 is connected with the adjusting connecting rod 43, the adjusting connecting rod 43 penetrates through the hook body adjusting rod 31, the upper end of the adjusting connecting rod 43 is connected with the pressing plate 42, the second spring 44 is arranged between the adjusting connecting rod 43 and the hook body adjusting rod 31, and a second positioning block 45 is arranged between the hard hook 41 and the hook body adjusting rod 31.
Preferably: the locking mechanism 5 comprises a first button 51, a first locking rod 52, a first matching conical block 53 and a first pressure applying conical block 54, the first button 51 is connected to the connecting rod 21, the first pressure applying conical block 54 is formed at one end of the first button 51, two first matching conical blocks 53 are connected to the inner side of the first pressure applying conical block 54, the first locking rod 52 is connected to one end of each first matching conical block 53, a first return spring 55 is arranged between the two first locking rods 52, the first locking rod 52 is arranged in the connecting rod 21, a locking groove is formed between the bottom plate 11 and the first locking rod 52, when the position of the independent hook body mechanism 4 needs to be adjusted, the first button 51 is pressed to retract the first locking rod 52, so that the position of the outer support mechanism 2 is moved, and the first return spring 55 can enable the first locking rod 52 to be clamped into the locking groove on the inner side of the limiting groove 13 after being loosened; the adjusting air bag 12 is connected with the bottom plate 11 through glue, a pressure sensor is arranged at the top end of the adjusting air bag 12, the tightening button 22 is connected with the connecting rod 21 in a sliding mode, the tightening button 22 and the first positioning block 26 are integrally formed, a groove corresponding to the first positioning block 26 is formed in the inner side of the connecting block 23, and the adjusting air bag 12 can adjust the posture of a patient, so that the chest cavity is expanded more easily, and a good visual field is ensured; the adjusting knob 32 is rotatably connected with the hook body adjusting rod 31, the adjusting knob 32 is connected with the adjusting screw rod 33 through threads, scale marks are formed on the upper end face of the adjusting screw rod 33, and the adjusting knob 32 is used for adjusting the extension and retraction of the adjusting screw rod 33, so that the expansion effect of the hard hook 41 can be ensured; the hard hooks 41 are made of silica gel at the lower ends, stainless steel hooks are embedded in the hard hooks, the stainless steel parts are connected with the adjusting connecting rods 43 through threads, allergy is avoided through the silica gel, and the hard hooks are convenient to disassemble and clean through the threaded connection; the press plate 42 is connected with the hook body adjusting rod 31 in a sliding mode, the press plate 42 and the adjusting connecting rod 43 are integrally formed, and the press plate 42 is used for pressing the hard hook 41; the second positioning block 45 is integrally formed on the hard hook 41, a groove matched with the second positioning block 45 is formed on the adjusting screw 33, the second positioning block 45 is used for positioning the hard hook 41, and the hard hook 41 can also be turned over for reverse support; the first engaging tapered block 53 is integrally formed on the first locking rod 52, the first locking rod 52 is slidably connected to the connecting rod 21, and the first engaging tapered block 53 is engaged to be slidably unlocked.
Example 2
As shown in fig. 8, the present embodiment is different from embodiment 1 in that:
the locking mechanism 5 comprises a second button 511, an expansion rod 512, a second pressure applying conical block 513 and a second locking rod 514, the second button 511 is connected to the connecting rod 21, the expansion rod 512 is connected to the second button 511, the second pressure applying conical block 513 is arranged at one end of the expansion rod 512, one end of the second pressure applying conical block 513 is matched with the second locking rod 514, a second return spring 515 is arranged between the second locking rod 514 and the connecting rod 21, a locking groove is arranged between the bottom plate 11 and the second locking rod 514, when the position of the independent hook body mechanism 4 needs to be adjusted, the second button 511 is pressed to enable the second locking rod 514 to retract, so that the position of the outer supporting mechanism 2 is moved, and the second return spring 515 can enable the second locking rod 514 to be clamped into the locking groove at the inner side of the limiting groove 13 after the position of the independent hook body mechanism 4 is released; the second locking lever 514 is formed with a tapered groove engaged with the second pressing tapered block 513, the second locking lever 514 is slidably connected to the connecting rod 21, and the second locking lever 514 is used for engagement and locking.
The working principle is as follows: after a patient lies on the upper end of the bottom plate 11, different adjusting air bags 12 are controlled to inflate according to the posture of the patient, so that the thoracic cavity of the patient is reversely supported, an incision is easier to expand, the number of the outer supporting mechanisms 2 is installed according to the requirement, the bending angles and the bending states of the outer supporting mechanisms 2 and the hook body adjusting mechanisms 3 are adjusted, then the incision is hooked by the hard hooks 41, the adjusting knobs 32 are rotated to be unfolded, or the hard hooks 41 are turned over, and the wound is reversely unfolded.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed.
Claims (10)
1. The utility model provides a thoracoscope rib bone tumour resection technique is with distraction device which characterized in that: the back support adjusting mechanism comprises a bottom adjusting mechanism (1) for adjusting back support, a hook body adjusting mechanism (3) for adjusting an incision, a hook body mechanism (4) and an outer supporting mechanism (2) for adjusting the position of the hook body adjusting mechanism (3), wherein the outer supporting mechanism (2) is installed on two sides of the bottom adjusting mechanism (1), the hook body adjusting mechanism (3) is connected to the top end of the outer supporting mechanism (2), the hook body mechanism (4) is installed on the hook body adjusting mechanism (3), and the outer supporting mechanism (2) is connected with the bottom adjusting mechanism (1) through a locking mechanism (5);
the bottom adjusting mechanism (1) comprises a bottom plate (11), an adjusting air bag (12) and a limiting groove (13), wherein the adjusting air bag (12) is installed at the upper end of the bottom plate (11), an electromagnetic valve is installed at the lower end of the adjusting air bag (12) and connected with an external air source, and the limiting groove (13) is arranged on two sides of the bottom plate (11);
the outer supporting mechanism (2) comprises connecting rods (21), an elastic button (22), connecting blocks (23) and inner connecting rods (24), the connecting rods (21) are connected through the connecting blocks (23), the connecting rods (21) are connected with the connecting blocks (23) through the elastic button (22), the inner connecting rods (24) are connected inside the elastic button (22), a first spring (25) is arranged between the elastic button (22) and the connecting rods (21), and a first positioning block (26) is arranged between the elastic button (22) and the connecting blocks (23);
the hook body adjusting mechanism (3) comprises a hook body adjusting rod (31), an adjusting knob (32) and an adjusting screw rod (33), the hook body adjusting rod (31) is connected to the top end of the connecting rod (21), the adjusting knob (32) is arranged on the hook body adjusting rod (31), the adjusting screw rod (33) is connected to the inner side of the adjusting knob (32), the adjusting screw rod (33) extends out of the hook body adjusting rod (31), and the top end of the adjusting screw rod is connected with the hook body mechanism (4);
the hook body mechanism (4) comprises a hard hook (41), a pressing plate (42), an adjusting connecting rod (43) and a second spring (44), the upper end of the hard hook (41) is connected with the adjusting connecting rod (43), the adjusting connecting rod (43) penetrates through the hook body adjusting rod (31), the upper end of the adjusting connecting rod (43) is connected with the pressing plate (42), the second spring (44) is arranged between the adjusting connecting rod (43) and the hook body adjusting rod (31), and a second positioning block (45) is arranged between the hard hook (41) and the hook body adjusting rod (31).
2. The distraction device for thoracoscopic rib bone tumor resection according to claim 1, wherein: locking mechanism (5) include first button (51), first locking lever (52), first cooperation toper piece (53), first toper piece (54) of exerting pressure, first button (51) is connected on connecting rod (21), first button (51) one end shaping has first toper piece (54) of exerting pressure, first toper piece (54) inboard of exerting pressure is connected with two first cooperation toper piece (53), first cooperation toper piece (53) one end all is connected with first locking lever (52), two be provided with first reset spring (55) between first locking lever (52), first locking lever (52) set up inside connecting rod (21), bottom plate (11) with the shaping has the locking groove between first locking lever (52).
3. The distraction device for thoracoscopic rib bone tumor resection according to claim 1, wherein: locking mechanism (5) include second button (511), extension rod (512), second pressure cone block (513), second check lock pole (514), second button (511) are connected on connecting rod (21), be connected with on second button (511) extension rod (512), extension rod (512) one end is provided with the second pressure cone block (513), the second is exerted pressure cone block (513) one end cooperation second check lock pole (514), second check lock pole (514) with be provided with second reset spring (515) between connecting rod (21), bottom plate (11) with be provided with the locking groove between second check lock pole (514).
4. The distraction device for thoracoscopic rib bone tumor resection according to claim 1, wherein: adjust gasbag (12) through adhesive bonding bottom plate (11), just it is provided with pressure sensor to adjust gasbag (12) top, elasticity button (22) sliding connection connecting rod (21), elasticity button (22) first locating piece (26) integrated into one piece, the inboard shaping of connecting block (23) have with the groove that first locating piece (26) correspond.
5. The distraction device for thoracoscopic rib bone tumor resection according to claim 1, wherein: adjusting knob (32) rotate and connect coupler body regulation pole (31), adjusting knob (32) pass through threaded connection adjusting screw (33), adjusting screw (33) up end shaping has the scale mark.
6. The distraction device for thoracoscopic rib bone tumor resection according to claim 1, wherein: stereoplasm hook (41) are silica gel for the lower extreme material, and inside inlays and has stainless steel hook, and stainless steel part passes through threaded connection adjusting connecting rod (43).
7. The distraction device for thoracoscopic rib bone tumor resection according to claim 1, wherein: the pressing plate (42) is connected with the hook body adjusting rod (31) in a sliding mode, and the pressing plate (42) and the adjusting connecting rod (43) are integrally formed.
8. The distraction device for thoracoscopic rib bone tumor resection according to claim 1, wherein: the second positioning block (45) is integrally formed on the hard hook (41), and a groove matched with the second positioning block (45) is formed in the adjusting screw rod (33).
9. The distraction device for thoracoscopic rib bone tumor resection according to claim 2, wherein: the first matching conical block (53) is integrally formed on the first locking rod (52), and the first locking rod (52) is connected with the connecting rod (21) in a sliding mode.
10. The distraction device for thoracoscopic rib bone tumor resection according to claim 3, wherein: and a tapered groove matched with the second pressure applying tapered block (513) is formed in the second locking rod (514), and the second locking rod (514) is connected with the connecting rod (21) in a sliding manner.
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| CN202110633491.3A CN113262003B (en) | 2021-06-07 | 2021-06-07 | Thoracoscope rib bone tumour resection art is with strutting arrangement |
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| CN202110633491.3A CN113262003B (en) | 2021-06-07 | 2021-06-07 | Thoracoscope rib bone tumour resection art is with strutting arrangement |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113729908A (en) * | 2021-09-16 | 2021-12-03 | 四川大学华西医院 | Steel wire with blunt steel needle for rib fixation |
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