CN113633325B - Laparoscope introducer - Google Patents
Laparoscope introducer Download PDFInfo
- Publication number
- CN113633325B CN113633325B CN202110837606.0A CN202110837606A CN113633325B CN 113633325 B CN113633325 B CN 113633325B CN 202110837606 A CN202110837606 A CN 202110837606A CN 113633325 B CN113633325 B CN 113633325B
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- China
- Prior art keywords
- side wall
- introducer
- clamping plate
- fixedly connected
- lower side
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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
- A61B17/00234—Surgical instruments, devices or methods, e.g. tourniquets for minimally invasive surgery
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
- A61B90/08—Accessories or related features not otherwise provided for
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
- A61B90/08—Accessories or related features not otherwise provided for
- A61B2090/0801—Prevention of accidental cutting or pricking
- A61B2090/08021—Prevention of accidental cutting or pricking of the patient or his organs
Abstract
The invention discloses a laparoscope introducer, and relates to the technical field of medical instruments; the number of the threaded rods is three, and the threaded rods are respectively inserted into the inner part of the internal threaded pipe in a rotating manner through threads; the clamping plate is movably sleeved on the outer side wall of the importer on the lower side of the fixed plate, and the lower ends of the threaded rods are fixedly arranged on the top surface of the clamping plate; three transmission gears are fixedly sleeved on the outer side wall of the internal threaded pipe respectively; the adjusting plate is movably sleeved on the outer side wall of the importer on the lower side of the clamping plate; the fixed ring is fixedly sleeved on the outer side wall of the importer on the lower side of the adjusting ring; the support rods at the corresponding positions of the upper side and the lower side are rotationally connected with each other through a rotating shaft and a bearing; the number of the silk threads is two, and the silk threads are respectively and fixedly connected with the left side and the right side of the upper side surface of the adjusting ring; the number of the pull rings is two, and the end parts of the silk threads are fixedly connected with the pull rings after movably penetrating through the clamping plates, so that the end parts of the importer can be fixedly clamped on the side wall of the opening of the abdominal wall, the tearing phenomenon of the abdominal wall is effectively prevented, and the secondary damage to a patient is reduced.
Description
Technical Field
The invention relates to the technical field of medical instruments, in particular to a laparoscope introducer.
Background
The laparoscopic surgery is a newly developed minimally invasive method and is an inevitable trend for the development of future surgical methods; the traditional method of laparoscopic surgery is to make three 1 cm small incisions in the waist of a patient, insert a tubular working channel called trocar into each incision, and perform all subsequent operations through the three channels; and then special lengthened surgical instruments are used for completing the same steps as the open surgery under the television monitoring, so that the same surgical effect is achieved.
The existing laparoscopic surgery needs to use an introducer to send a puncture needle into the abdominal cavity in the operation process, but the introducer in the prior art cannot be fixed on the abdomen of a patient in the operation process, and the opening of the introducer and the abdomen is easy to be torn due to the continuous change of the operation angle in the operation process.
Disclosure of Invention
The invention aims to overcome the defects and shortcomings of the prior art, and provides the laparoscope introducer which is simple in structure, reasonable in design and convenient to use, wherein the end part of the introducer can be fixedly clamped on the side wall of the opening of the abdominal wall, so that the phenomenon of tearing the abdominal wall is effectively prevented, and secondary damage to a patient is reduced.
In order to achieve the purpose, the invention adopts the technical scheme that: it comprises an importer, a hand-held part and a gas control valve; the upper end of the importer is fixedly connected with a handheld part, and the side wall of the handheld part is communicated with a gas control valve;
it also includes:
the fixing plate is fixedly arranged on the outer side wall of the importer on the lower side of the handheld part;
the number of the internal thread pipes is three, and the internal thread pipes are respectively arranged on the bottom surface of the fixing plate in a way of rotating vertically through bearings at equal round angles;
the number of the threaded rods is three, and the threaded rods are respectively inserted into the inner threaded pipe in a threaded rotating manner;
the clamping plate is movably sleeved on the outer side wall of the importer on the lower side of the fixed plate, and the lower ends of the threaded rods are fixedly arranged on the top surface of the clamping plate;
the three transmission gears are fixedly sleeved on the outer side wall of the internal threaded pipe respectively and are in transmission connection through a chain;
the adjusting ring is movably sleeved on the outer side wall of the importer on the lower side of the clamping plate;
the fixing ring is fixedly sleeved on the outer side wall of the importer on the lower side of the adjusting ring;
the supporting rods are arranged between the adjusting ring and the fixing ring in a vertically symmetrical mode, the upper ends of the supporting rods positioned on the upper side are hinged to the bottom surface of the adjusting ring, and the lower ends of the supporting rods on the lower side are hinged to the upper side surface of the fixing ring; the support rods at the corresponding positions of the upper side and the lower side are rotatably connected through a rotating shaft and a bearing, a torsional spring is fixedly sleeved on the rotating shaft, one end of the torsional spring is fixedly connected with the support rod at the upper side, and the other end of the torsional spring is fixedly connected with the support rod at the lower side;
the number of the silk threads is two, and the silk threads are respectively and fixedly connected with the left side and the right side of the upper side surface of the adjusting ring;
and the two pull rings are fixedly connected with the end parts of the silk threads after movably penetrating through the clamping plate.
Preferably, the outer side wall of the internal thread pipe on the lower side of the transmission gear is fixedly sleeved with an adjusting hand.
Preferably, the bottom surface of the clamping plate and the side wall of the supporting rod on the upper side are both fixedly provided with elastic gaskets.
Preferably, a conical sleeve is fixedly sleeved on the side wall of the introducer on the lower side of the fixing ring, and the outer diameter of the upper end face of the conical sleeve is the same as that of the fixing ring.
Preferably, the left side and the right side of the upper side of the clamping plate are symmetrically provided with limiting grooves, limiting plates are movably arranged in the limiting grooves, clamping teeth are fixedly arranged in front of the limiting plates and the inner side walls of the limiting grooves, the silk threads penetrate between the clamping teeth on the two sides, a plurality of compression springs are fixedly arranged between the limiting plate on the other side of the clamping teeth and the inner side walls of the limiting grooves, one ends of the compression springs are fixedly connected with the limiting plates, and the other ends of the compression springs are fixedly connected with the inner side walls of the limiting grooves; the limiting plates on the front side and the rear side of the latch are both vertically and fixedly provided with connecting rods, and the connecting rods are fixedly connected with the push plate after movably penetrating through the clamping plate on one side of the limiting groove.
Preferably, the front side wall and the rear side wall of the limiting plate are symmetrically and fixedly provided with guide blocks, the front side wall and the rear side wall in the limiting groove are symmetrically provided with guide grooves, and the guide blocks are arranged in the guide grooves in a sliding manner.
The working principle of the invention is as follows: firstly, the abdominal cavity fine needle punctures, enters the guide wire and expands, then the introducer is sent into the abdominal cavity along the guide wire, when the introducer is installed, the support rods are attached to the side wall of the introducer, the silk thread is in a tight state, the adjusting rings all enter the abdominal cavity, the internal thread tubes are rotated, under the transmission action of the transmission gear and the chain, the three internal thread tubes simultaneously rotate, the clamping plate descends, when pressure is generated among the clamping plate, the adjusting rings and the abdominal wall, the support rods on the upper side and the lower side are folded until the clamping plate and the support rods are all attached to the abdominal wall, and the clamping plate and the support rods clamp and fasten the opening of the abdominal wall; when the device is disassembled, the internal thread tube is rotated reversely, the clamping plate rises to push the importer inwards, the upper and lower supporting rods are reset under the reverse torsion action of the torsional spring, when the torsion of the torsional spring is insufficient, the silk thread is dragged through the pull ring to drive the supporting rods to be attached to the importer, and finally, the importer is taken out.
Compared with the prior art, the invention has the beneficial effects that:
1. the end part of the introducer can be fixedly clamped on the side wall of the opening of the abdominal wall through the clamping plate and the folded supporting rod, so that the phenomenon that the abdominal wall is torn is effectively prevented, and secondary damage to a patient is reduced;
2. the clamping plate is driven to descend through the matching of the internal thread pipe and the threaded rod, the supporting rods on the upper side and the lower side are folded, and the clamping device is easy to operate and convenient to use.
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 embodiments or the prior art descriptions will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is an enlarged view of a portion a in fig. 1.
Fig. 3 is an enlarged view of a portion B in fig. 1.
Fig. 4 is a sectional view taken along line C-C in fig. 1.
Fig. 5 is an enlarged view of a portion D in fig. 4.
Description of reference numerals:
the gas control valve comprises an introducer 1, a handheld part 2, a gas control valve 3, a fixing plate 4, an internal threaded pipe 5, a threaded rod 6, a clamping plate 7, a transmission gear 8, a chain 9, an adjusting ring 10, a fixing ring 11, a supporting rod 12, a rotating shaft 13, a torsion spring 14, a thread 15, a pull ring 16, an adjusting hand 17, an elastic gasket 18, a conical sleeve 19, a limiting groove 20, a limiting plate 21, a latch 22, a compression spring 23, a connecting rod 24, a push plate 25, a guide block 26 and a guide groove 27.
Detailed Description
The invention will be further described with reference to the accompanying drawings.
Referring to fig. 1 to 5, the technical solution adopted by the present embodiment is: it comprises an importer 1, a hand-held part 2 and a gas control valve 3; the upper end of the importer 1 is fixedly connected with a handheld part 2 through a bolt, and the side wall of the handheld part 2 is connected with a gas control valve 3 through a bolt;
it also includes:
a fixing plate 4, wherein the fixing plate 4 is fixedly arranged on the outer side wall of the introducer 1 at the lower side of the handheld part 2 through gluing;
the number of the internal thread pipes 5 is three, and the internal thread pipes 5 are respectively arranged on the bottom surface of the fixing plate 4 in a vertically rotating manner through bearings with equal round angles;
the number of the threaded rods 6 is three, the threaded rods 6 are respectively inserted into the inner part of the inner threaded pipe 5 in a threaded manner, the inner threaded pipe 5 is rotated, and the depth of the threaded rods 6 inserted into the inner part of the inner threaded pipe 5 is adjusted;
the clamping plate 7 is movably sleeved on the outer side wall of the introducer 1 on the lower side of the fixing plate 4, and the lower ends of the threaded rods 6 are fixedly arranged on the top surface of the clamping plate 7 through gluing;
three transmission gears 8 are arranged on the outer side wall of the internal threaded pipe 5 in a sleeved mode through glue fixation, and the three transmission gears 8 are in transmission connection through a chain 9, so that the three internal threaded pipes 5 can rotate synchronously;
the adjusting ring 10 is movably sleeved on the outer side wall of the importer 1 on the lower side of the clamping plate 7;
the fixing ring 11 is fixedly sleeved on the outer side wall of the introducer 1 on the lower side of the adjusting ring 10 through gluing;
the supporting rods 12 are provided in a plurality, the supporting rods 12 are vertically symmetrically arranged between the adjusting ring 10 and the fixing ring 11, the upper end of the supporting rod 12 positioned on the upper side is hinged with the bottom surface of the adjusting ring 10, and the lower end of the supporting rod 12 positioned on the lower side is hinged with the upper side surface of the fixing ring 11; the supporting rods 12 at the corresponding positions of the upper side and the lower side are rotatably connected through a rotating shaft 13 and a bearing, a torsion spring 14 is fixedly sleeved on the rotating shaft 13, one end of the torsion spring 14 is fixedly connected with the supporting rod 12 at the upper side, and the other end of the torsion spring 14 is fixedly connected with the supporting rod 12 at the lower side;
the number of the silk threads 15 is two, and the silk threads 15 are fixedly bound with the left side and the right side of the upper side surface of the adjusting ring 10 respectively;
and two pull rings 16 are arranged, and the end parts of the wires 15 are fixedly bound with the pull rings 16 after movably penetrating through the clamping plate 7.
Preferably, the outer side wall of the internal thread pipe 5 at the lower side of the transmission gear 8 is fixedly welded and sleeved with an adjusting hand screw 17, so that the internal thread pipe 5 can rotate conveniently.
Preferably, the bottom surface of the clamping plate 7 and the side wall of the supporting rod 12 at the upper side are both provided with rubber elastic gaskets 18 by gluing.
Preferably, the side wall of the introducer 1 below the fixing ring 11 is provided with a conical sleeve 19 by gluing and fixing, and the outer diameter of the upper end surface of the conical sleeve 19 is the same as that of the fixing ring 11, so that the introducer 1 can enter the abdominal wall more smoothly.
Preferably, the left side and the right side of the upper side of the clamping plate 7 are symmetrically provided with limiting grooves 20, limiting plates 21 are movably arranged in the limiting grooves 20, the front parts of the limiting plates 21 and the inner side walls of the limiting grooves 20 are fixedly welded with latches 22, the silk thread 15 penetrates through the latches 22 at the two sides, a plurality of compression springs 23 are fixedly arranged between the limiting plate 21 at the other side of the latch 22 and the inner side walls of the limiting grooves 20, one ends of the compression springs 23 are fixedly connected with the limiting plates 21 through bolts, and the other ends of the compression springs 23 are fixedly connected with the inner side walls of the limiting grooves 20 through bolts; all be provided with connecting rod 24 through sticky vertical fixation on the limiting plate 21 of latch 22 front and back both sides, connecting rod 24 activity pass the grip block 7 of spacing groove 20 one side after, with through sticky push pedal 25 fixed connection.
Preferably, the limiting plate 21 is symmetrically and integrally formed with guide blocks 26 on the front and rear side walls, the limiting groove 20 is symmetrically provided with guide grooves 27 on the front and rear side walls, and the guide blocks 26 are slidably disposed inside the guide grooves 27 to limit and guide the side-to-side movement of the limiting plate 21.
The working principle of the specific embodiment is as follows: firstly, the abdominal cavity is punctured by a fine needle, enters a guide wire and expands, then the introducer 1 is sent into the abdominal cavity along the guide wire, when the introducer 1 is installed, the supporting rods 12 are attached to the side wall of the introducer 1, the silk threads 15 are in a tight state, and when the adjusting rings 10 all enter the abdominal cavity, the internal thread tubes 5 are rotated, the three internal thread tubes 5 rotate simultaneously under the transmission action of the transmission gears 8 and the chains 9, the clamping plate 7 descends, when pressure is generated among the clamping plate 7, the adjusting rings 10 and the abdominal wall, the supporting rods 12 on the upper side and the lower side are folded until the clamping plate 7 and the supporting rods 12 are attached to the abdominal wall, and the clamping plate 7 and the supporting rods 12 clamp and fasten the opening of the abdominal wall; when the device is disassembled, the internal thread tube 5 is rotated reversely, the clamping plate 7 rises to push the introducer 1 inwards, the supporting rods 12 on the upper side and the lower side return to the original positions under the reverse torsion action of the torsion spring 14, when the torsion of the torsion spring 14 is insufficient, the silk thread 15 is pulled through the pull ring 16 to drive the supporting rods 12 to be attached to the introducer 1, and finally, the introducer 1 is taken out.
After adopting above-mentioned structure, this embodiment beneficial effect does:
1. the end part of the introducer 1 can be fixedly clamped on the side wall of the opening of the abdominal wall through the clamping plate 7 and the folded supporting rod 12, the tearing phenomenon of the abdominal wall is effectively prevented, and the secondary injury to a patient is reduced;
2. the clamping plate 7 is driven to descend by the matching of the internal threaded pipe 5 and the threaded rod 6, and the supporting rods 12 on the upper side and the lower side are folded, so that the operation is simple and the use is convenient;
3. the reverse compression force of the compression spring 23 drives the limiting plate 21 to move in the limiting groove 20, so that the clamping teeth 22 hook the silk thread 15 for limiting, and the silk thread 15 is prevented from being wound in the operation process;
4. the tapered cannula 19 increases the ease of access to the interior of the abdominal cavity.
The above description is only for the purpose of illustrating the technical solutions of the present invention and not for the purpose of limiting the same, and other modifications or equivalent substitutions made by those skilled in the art to the technical solutions of the present invention should be covered within the scope of the claims of the present invention without departing from the spirit and scope of the technical solutions of the present invention.
Claims (6)
1. A laparoscope introducer comprises an introducer (1), a handheld part (2) and a gas control valve (3); the upper end of the importer (1) is fixedly connected with a handheld part (2), and the side wall of the handheld part (2) is connected with a gas control valve (3) in a penetrating way;
it is characterized in that it also comprises:
the fixing plate (4), the said fixing plate (4) is fixed and set up on the lateral wall of the introducer (1) of the underside of hand-held part (2);
the number of the internal thread pipes (5) is three, and the internal thread pipes (5) are respectively arranged on the bottom surface of the fixing plate (4) in a vertically rotating manner through bearings in a manner of being equal to the radius;
the number of the threaded rods (6) is three, and the three threaded rods (6) are respectively inserted into the inner threaded pipe (5) through thread rotation;
the clamping plate (7) is movably sleeved on the outer side wall of the introducer (1) on the lower side of the fixing plate (4), and the lower ends of the threaded rods (6) are fixedly arranged on the top surface of the clamping plate (7);
the number of the transmission gears (8) is three, the transmission gears (8) are fixedly sleeved on the outer side wall of the internal threaded pipe (5) respectively, and the three transmission gears (8) are in transmission connection through a chain (9);
the adjusting ring (10), the adjusting ring (10) is movably sleeved on the outer side wall of the importer (1) on the lower side of the clamping plate (7);
the fixing ring (11), the fixing ring (11) is fixedly sleeved on the outer side wall of the introducer (1) on the lower side of the adjusting ring (10);
the supporting rods (12) are arranged in a plurality of numbers, the supporting rods (12) are symmetrically arranged between the adjusting ring (10) and the fixing ring (11) from top to bottom, the upper end of the supporting rod (12) positioned on the upper side is hinged with the bottom surface of the adjusting ring (10), and the lower end of the supporting rod (12) positioned on the lower side is hinged with the upper side surface of the fixing ring (11); the support rods (12) at the corresponding positions of the upper side and the lower side are rotatably connected with each other through a rotating shaft (13) and a bearing, a torsion spring (14) is fixedly sleeved on the rotating shaft (13), one end of the torsion spring (14) is fixedly connected with the support rod (12) at the upper side, and the other end of the torsion spring (14) is fixedly connected with the support rod (12) at the lower side;
the number of the silk threads (15) is two, and the silk threads (15) are respectively and fixedly connected with the left side and the right side of the upper side surface of the adjusting ring (10);
the number of the pull rings (16) is two, and the end parts of the silk threads (15) are fixedly connected with the pull rings (16) after movably penetrating through the clamping plate (7).
2. The laparoscopic introducer of claim 1, wherein: the outer side wall of the internal thread pipe (5) at the lower side of the transmission gear (8) is fixedly sleeved with an adjusting hand screw (17).
3. The laparoscopic introducer of claim 1, wherein: elastic gaskets (18) are fixedly arranged on the bottom surface of the clamping plate (7) and the side wall of the supporting rod (12) positioned on the upper side.
4. The laparoscopic introducer of claim 1, wherein: a conical sleeve (19) is fixedly sleeved on the side wall of the introducer (1) on the lower side of the fixing ring (11), and the outer diameter of the upper end face of the conical sleeve (19) is the same as that of the fixing ring (11).
5. The laparoscopic introducer of claim 1, wherein: the clamping plate is characterized in that limiting grooves (20) are symmetrically formed in the left side and the right side of the upper side of the clamping plate (7), limiting plates (21) are movably arranged in the limiting grooves (20), clamping teeth (22) are fixedly arranged in front of the limiting plates (21) and the inner side walls of the limiting grooves (20), silk threads (15) penetrate through the clamping teeth (22) on the two sides, a plurality of compression springs (23) are fixedly arranged between the limiting plates (21) on the other sides of the clamping teeth (22) and the inner side walls of the limiting grooves (20), one ends of the compression springs (23) are fixedly connected with the limiting plates (21), and the other ends of the compression springs (23) are fixedly connected with the inner side walls of the limiting grooves (20); the limiting plates (21) on the front side and the rear side of the latch (22) are both vertically and fixedly provided with connecting rods (24), and the connecting rods (24) are fixedly connected with the push plate (25) after movably penetrating through the clamping plate (7) on one side of the limiting groove (20).
6. The laparoscopic introducer of claim 5, wherein: the front side wall and the rear side wall of the limiting plate (21) are symmetrically and fixedly provided with guide blocks (26), the front side wall and the rear side wall in the limiting groove (20) are symmetrically provided with guide grooves (27), and the guide blocks (26) are arranged in the guide grooves (27) in a sliding manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110837606.0A CN113633325B (en) | 2021-07-23 | 2021-07-23 | Laparoscope introducer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110837606.0A CN113633325B (en) | 2021-07-23 | 2021-07-23 | Laparoscope introducer |
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| Publication Number | Publication Date |
|---|---|
| CN113633325A CN113633325A (en) | 2021-11-12 |
| CN113633325B true CN113633325B (en) | 2022-11-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110837606.0A Active CN113633325B (en) | 2021-07-23 | 2021-07-23 | Laparoscope introducer |
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| CN (1) | CN113633325B (en) |
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| CN101827627A (en) * | 2005-04-08 | 2010-09-08 | 伊西康内外科公司 | Surgical instrument system |
| CN204158423U (en) * | 2014-08-21 | 2015-02-18 | 东莞东华医院有限公司 | A kind of Novel laparoscope introducer |
| CN108542441A (en) * | 2018-04-16 | 2018-09-18 | 汕头大学 | A kind of umbrella-type laparoscope pneumoperitoneum-free support device |
| CN108652686A (en) * | 2018-04-27 | 2018-10-16 | 四川力智久创知识产权运营有限公司 | Auxiliary endoscope-assistant surgery establishes safely the stomach wall support device of operative space |
| CN208591138U (en) * | 2017-10-17 | 2019-03-12 | 吕广浩 | A kind of medical laparoscope angle adjustment device |
| CN112515621A (en) * | 2020-11-16 | 2021-03-19 | 瑞惜康(苏州)医疗科技有限公司 | Laparoscope with rotary hand feeling |
| CN113100849A (en) * | 2021-05-31 | 2021-07-13 | 李剑波 | Pneumoperitoneum-free type laparoscopic abdominal wall suspension device for general surgery department operation |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20110082339A1 (en) * | 2009-10-02 | 2011-04-07 | Elliott Iii Glynn J | Method and apparatus for stabilizing an abdominal wall during a laparoscopic incision |
-
2021
- 2021-07-23 CN CN202110837606.0A patent/CN113633325B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101827627A (en) * | 2005-04-08 | 2010-09-08 | 伊西康内外科公司 | Surgical instrument system |
| CN204158423U (en) * | 2014-08-21 | 2015-02-18 | 东莞东华医院有限公司 | A kind of Novel laparoscope introducer |
| CN208591138U (en) * | 2017-10-17 | 2019-03-12 | 吕广浩 | A kind of medical laparoscope angle adjustment device |
| CN108542441A (en) * | 2018-04-16 | 2018-09-18 | 汕头大学 | A kind of umbrella-type laparoscope pneumoperitoneum-free support device |
| CN108652686A (en) * | 2018-04-27 | 2018-10-16 | 四川力智久创知识产权运营有限公司 | Auxiliary endoscope-assistant surgery establishes safely the stomach wall support device of operative space |
| CN112515621A (en) * | 2020-11-16 | 2021-03-19 | 瑞惜康(苏州)医疗科技有限公司 | Laparoscope with rotary hand feeling |
| CN113100849A (en) * | 2021-05-31 | 2021-07-13 | 李剑波 | Pneumoperitoneum-free type laparoscopic abdominal wall suspension device for general surgery department operation |
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| CN113633325A (en) | 2021-11-12 |
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Effective date of registration: 20221024 Address after: 361006 Units 706-02 and 706-03, Kehui Building, No. 3, Zengcuo'an North Road, Phase I, Software Park, Torch High tech Zone, Xiamen, Fujian Applicant after: Xiamen Yi'an Intelligent Technology Co.,Ltd. Address before: 310002 2 / F, building 5, 178 Qiutao Road, Shangcheng District, Hangzhou City, Zhejiang Province 52098 Applicant before: Hangzhou Zhicheng Biotechnology Co.,Ltd. |
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