CN111617365A - Internal support type biliary tract radiography tube through biliary tract in celioscope operation - Google Patents
Internal support type biliary tract radiography tube through biliary tract in celioscope operation Download PDFInfo
- Publication number
- CN111617365A CN111617365A CN202010389185.5A CN202010389185A CN111617365A CN 111617365 A CN111617365 A CN 111617365A CN 202010389185 A CN202010389185 A CN 202010389185A CN 111617365 A CN111617365 A CN 111617365A
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- China
- Prior art keywords
- pipe
- biliary tract
- fixedly connected
- butt joint
- fixed
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Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/0021—Catheters; Hollow probes characterised by the form of the tubing
- A61M25/0023—Catheters; Hollow probes characterised by the form of the tubing by the form of the lumen, e.g. cross-section, variable diameter
- A61M25/0026—Multi-lumen catheters with stationary elements
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/007—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests for contrast media
Abstract
The invention relates to the technical field of contrast tubes, and particularly discloses an internal support type biliary tract contrast tube of a cystic duct in laparoscopic surgery, which comprises a contrast tube body, wherein a sealing cover is movably inserted at the top of the contrast tube body, a rubber outer tube is fixedly connected at the top of the sealing cover, a protecting cover is arranged at the bottom of the contrast tube body, a fixed block is fixedly connected at the position, close to the bottom, of the inner cavity of the protecting cover, a liquid outlet is formed in the center of the top of the fixed block, and the liquid outlet penetrates through the fixed block and the protecting cover; the inner support type biliary tract radiography pipe of the cystic duct in the laparoscopic surgery has the advantages that the supporting outer ring, the supporting inner ring, the inner pipe, the supporting rod and other structures are arranged, so that the supporting outer ring, the supporting rod and the supporting inner ring can be effectively utilized for supporting when the radiography pipe body is subjected to intubation, and the problem that the contrast agent conveying is affected due to the fact that the radiography pipe is easily extruded when the intubation is carried out is solved.
Description
Technical Field
The invention relates to the technical field of contrast tubes, in particular to an internal support type biliary tract contrast tube passing through a cystic duct in a laparoscopic surgery.
Background
The contrast catheter is a key device for percutaneous angiography, and has proper hardness, elasticity, flexibility and torsion; should have good X-ray transmission performance; good shape memory, smooth wall, high contrast performance, and controllable thrombosis performance. The radiography conduit is a long rubber tube and mainly used for providing conduit to ensure that the contrast agent can be smoothly introduced into the blood vessel to generate the radiography effect; in contrast, in the gallbladder angiography, a contrast medium containing iodine is injected into a body to develop the gallbladder, so that diagnosis and treatment can be performed more accurately.
When the existing contrast tube is used for intubation, because the pressure in the biliary tract is large, the contrast tube is easily squeezed and deformed, the inner diameter of the contrast tube is reduced, a certain influence is caused on the input of a contrast agent, the gall bladder cannot be completely developed, the diagnosis accuracy of a doctor is influenced, and a certain influence is also caused on treatment.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides an internal support type biliary tract contrast tube of a cystic duct in a laparoscopic surgery, which has the advantages of supporting the interior of the contrast tube, not influencing the input of a contrast agent, sealing the joint with a conveying device tightly and the like, and solves the problems that the traditional contrast tube is not provided with a support, is easy to deform due to extrusion and causes certain influence on the input of the contrast agent, and the contrast agent possibly overflows when the joint is used for injecting the contrast agent.
The inner support type biliary tract radiography pipe comprises a radiography pipe body, wherein a sealing cover is movably inserted into the top of the radiography pipe body, a rubber outer pipe is fixedly connected to the top of the sealing cover, a protecting cover is arranged at the bottom of the radiography pipe body, an inner cavity of the protecting cover is close to a fixed block which is fixedly connected to the bottom of the protecting cover, a liquid outlet is formed in the center of the top of the fixed block and penetrates through the fixed block and the protecting cover, an inner pipe is fixedly communicated with the center of the bottom of the sealing cover, a butt pipe is fixedly communicated with the bottom of the inner pipe, a butt limiting ring is fixedly connected to the outer surface of the butt pipe close to the bottom of the butt pipe, and a clamping groove matched with the butt limiting ring is formed in.
The invention relates to an internal support type biliary tract radiography tube of a cystic duct in laparoscopic surgery, wherein a sealing rubber ring is fixedly connected to the position, close to the bottom of a sealing cover, of the outer surface of an inner tube, a sealing rubber ring is also fixedly connected to the position, close to a butt joint tube, of the outer surface of the inner tube, and the inner cavity of a radiography tube body is effectively sealed through the arranged sealing rubber ring.
The inner support type biliary tract angiography tube comprises an inner tube, a support inner ring, a support outer ring and a support outer ring, wherein the support inner ring is fixedly sleeved on the outer surface of the inner tube along the vertical direction at equal intervals, the outer surface of each support inner ring is fixedly connected with three support rods at equal intervals around the circumference, the outer sides of the three support rods are fixedly connected with the support outer ring, the outer side of the support outer ring is attached to the inner wall of an angiography tube body, the support inner ring and the support outer ring are effectively connected through the arranged support rods, and a.
The invention relates to an inner support type biliary tract radiography tube of a cystic duct in laparoscopic surgery, wherein a through hole is arranged in the center of the top of a sealing cover, the through hole penetrates through the sealing cover to be communicated with the inner diameter of an inner tube, the top of the through hole is fixedly communicated with a butt joint inner tube, the positions of the left side and the right side of the butt joint inner tube, which are close to the bottom, are fixedly connected with a fixed bottom plate, and the transfusion butt joint tube is better butted with the transfusion joint tube through the arranged butt joint inner tube.
The inner support type biliary tract radiography pipe of the cystic duct in the laparoscopic surgery comprises two fixed bottom plates, wherein one sides, close to each other, of the tops of the two fixed bottom plates are fixedly connected with fixed plates in the vertical direction, one sides, far away from each other, of the tops of the two fixed bottom plates are respectively provided with a rotating rod, the bottom of each rotating rod is fixedly connected with a bearing, each bearing is located in an inner cavity of the corresponding fixed bottom plate, the top of each rotating rod is fixedly connected with a screwing handle, the outer surface of each screwing handle is uniformly provided with a plurality of anti-skidding lugs, and the rotating rods are better supported through the arranged fixed plates and the fixed bottom plates.
The invention relates to an inner support type biliary tract radiography tube of a cystic duct in laparoscopic surgery, wherein a jack is penetrated through the position of the outer surface of a rotating rod, which is close to the top, a jack is also arranged at the position of a fixed plate, which is close to one side of the rotating rod and is positioned at the same horizontal line with the jack, a fixed inserting rod is movably inserted in the jack on the rotating rod, the size of the fixed inserting rod is matched with the jack, and the rotating rod is better fixed through the arranged fixed inserting rod.
The invention relates to an internal support type biliary tract radiography tube of a cystic duct in laparoscopic surgery, wherein a fixed insert block is fixedly connected at the central position of the top of a screwing handle, a slot is formed in the central position of the top of the fixed insert block, a butting column is fixedly connected at one end of a fixed insert rod, which is far away from a rotating rod, the size of the butting column is matched with that of the slot on the fixed insert block, and the fixed insert rod can be better placed when not used through the arranged butting column.
The invention relates to an internal support type biliary tract radiography tube of a cystic duct in laparoscopic surgery, wherein a butt joint inner tube is positioned in an inner cavity of a rubber outer tube, an infusion butt joint tube is inserted at the top of the butt joint inner tube, two fixing bottom plates extend towards two sides and penetrate through the rubber outer tube, the bottom of the infusion butt joint tube is positioned at the top of the two fixing bottom plates, the other end of the infusion butt joint tube is in butt joint with a contrast agent conveying device, a fastening rope is wound on the outer surface of the rubber outer tube, two ends of the fastening rope are respectively fixedly connected with rotating rods at two sides in a staggered mode, and the rubber outer tube can better fasten and seal the joint of the infusion butt joint tube and the butt joint inner tube through the arranged fastening rope.
Compared with the prior art, the invention has the following beneficial effects:
1. the inner support type biliary tract radiography pipe of the cystic duct in the laparoscopic surgery has the advantages that the supporting outer ring, the supporting inner ring, the inner pipe, the supporting rod and other structures are arranged, so that the supporting outer ring, the supporting rod and the supporting inner ring can be effectively utilized for supporting when the radiography pipe body is subjected to intubation, the radiography pipe body is prevented from being extruded and deformed, meanwhile, the inner pipe is utilized for enabling the transmission of a contrast agent to be smoother, and the problem that the contrast agent is easily extruded when the radiography pipe is subjected to intubation, so that the transmission of the contrast agent is influenced is solved.
2. The internal support type biliary tract contrast tube of the cystic duct in the laparoscopic surgery can seal the splicing part when the contrast tube is spliced with the infusion butt tube through the structures such as the butt-joint inner tube, the rubber outer tube, the infusion butt-joint tube, the fastening rope and the like, effectively prevent the overflow of the contrast agent and solve the problem that the traditional contrast tube is easy to overflow from the splicing part when the contrast agent is conveyed.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:
FIG. 1 is a schematic overall elevational cross-sectional structural view of the present invention;
FIG. 2 is a schematic top view of the outer ring of the support of the present invention;
FIG. 3 is a schematic top view of the rubber outer tube and the butt joint inner tube of the present invention;
FIG. 4 is a front sectional view of the rubber outer tube and the butt joint inner tube of the present invention;
FIG. 5 is an enlarged view of the structure of FIG. 1 at A according to the present invention;
FIG. 6 is an enlarged view of the structure at B of FIG. 1 according to the present invention;
fig. 7 is an enlarged view of the structure of fig. 1 at C according to the present invention.
In the figure: 01. a contrast tube body; 02. an inner tube; 03. a support outer ring; 04. sealing the rubber ring; 05. A protective cover; 06. butt-joint pipes; 07. a liquid outlet; 08. a fixed block; 09. a sealing cover; 10. a rubber outer tube; 11. a support inner ring; 12. a support bar; 13. a transfusion butt joint pipe; 14. butting the inner pipes; 15. a bearing; 16. a rotating rod; 17. fixing the inserted rod; 18. screwing a handle; 19. fixing the insert block; 20. a fixing plate; 21. fastening the rope; 22. and fixing the bottom plate.
Detailed Description
In the following description, for purposes of explanation, numerous implementation details are set forth in order to provide a thorough understanding of the various embodiments of the present invention. It should be understood, however, that these implementation details are not to be interpreted as limiting the invention. That is, in some embodiments of the invention, such implementation details are not necessary. In addition, some conventional structures and components are shown in simplified schematic form in the drawings.
In addition, the descriptions related to the first, the second, etc. in the present invention are only used for description purposes, do not particularly refer to an order or sequence, and do not limit the present invention, but only distinguish components or operations described in the same technical terms, and are not understood to indicate or imply relative importance or implicitly indicate the number of indicated technical features. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.
Referring to fig. 1-7, the invention relates to an internal support type biliary tract angiography tube for a cystic duct in laparoscopic surgery, which comprises an angiography tube body 01, wherein a sealing cover 09 is movably inserted into the top of the angiography tube body 01, the top of the sealing cover 09 is fixedly connected with an outer rubber tube 10, the bottom of the angiography tube body 01 is provided with a protecting cover 05, a fixed block 08 is fixedly connected to the position, close to the bottom, of an inner cavity of the protecting cover 05, a liquid outlet 07 is formed in the center of the top of the fixed block 08, the liquid outlet 07 penetrates through the fixed block 08 and the protecting cover 05, an inner tube 02 is fixedly communicated with the center of the bottom of the sealing cover 09, the bottom of the inner tube 02 is fixedly communicated with a butt joint tube 06, a butt joint limiting ring is fixedly connected to the outer surface, close.
The position fixedly connected with sealing rubber circle 04 of inner tube 02 surface near sealed lid 09 bottom, the also fixedly connected with sealing rubber circle 04 of position that the inner tube 02 surface is close to butt joint pipe 06 seals through the effectual inner chamber with radiography pipe body 01 of sealing rubber circle 04 that sets up.
The outer surface of the inner pipe 02 is fixedly sleeved with a plurality of supporting inner rings 11 along vertical equal intervals, the outer surface of each supporting inner ring 11 is fixedly connected with three supporting rods 12 along the circumference at equal intervals, the outer side of each supporting inner ring 12 is fixedly connected with a supporting outer ring 03, the outer side of each supporting outer ring 03 is attached to the inner wall of the radiography pipe body 01, the supporting inner rings 11 are effectively supported by the supporting rods 12 which are arranged, the supporting outer rings 03 are connected with the supporting inner rings 11, and a certain supporting effect is achieved.
The center position of the top of the sealing cover 09 is provided with a through hole which penetrates through the sealing cover 09 and is communicated with the inner diameter of the inner pipe 02, the top of the through hole is fixedly communicated with a butt joint inner pipe 14, the positions of the left side and the right side of the butt joint inner pipe 14, which are close to the bottom, are fixedly connected with a fixed bottom plate 22, and the infusion butt joint pipe 13 is better butted with the butt joint inner pipe 14.
Perpendicular direction fixedly connected with fixed plate 20 is all followed to one side that two PMKD 22 tops are close to each other, one side that two PMKD 22 tops were kept away from each other all is provided with bull stick 16, the bottom fixedly connected with bearing 15 of bull stick 16, bearing 15 is located PMKD 22's inner chamber, the handle 18 is twisted to the top fixedly connected with of bull stick 16, the surface of twisting handle 18 evenly is provided with a plurality of skid proof block, fixed plate 20 and PMKD 22 through the setting make bull stick 16 better supported.
The position that the outer surface of bull stick 16 is close to the top runs through and has seted up the jack, and the jack has also been seted up to fixed plate 20 near 16 one side of bull stick and the position that is located same water flat line with the jack, and the jack internalization on the bull stick 16 is pegged graft and is had fixed inserted bar 17, and the size and the jack looks adaptation of fixed inserted bar 17 make the better quilt of bull stick 16 fixed through the fixed inserted bar 17 that sets up.
Twist the fixed inserted block 19 of central point fixedly connected with at handle 18 top, the slot has been seted up to the central point at fixed inserted block 19 top, and the one end fixedly connected with butt joint post of bull stick 16 is kept away from to fixed inserted bar 17, and the size of this butt joint post and the slot looks adaptation on the fixed inserted block 19 make fixed inserted bar 17 can be better when not using place through the butt joint post that sets up.
The butt joint inner tube 14 is located the inner chamber of rubber outer tube 10, the top of butt joint inner tube 14 is pegged graft and is had infusion butt joint pipe 13, two PMKD 22 extend to both sides and run through rubber outer tube 10, the bottom of infusion butt joint pipe 13 is located two PMKD 22 tops, the other end and the contrast medium conveyor butt joint of infusion butt joint pipe 13, the surface winding of rubber outer tube 10 has fastening rope 21, the both ends of fastening rope 21 are crisscross respectively with the bull stick 16 fixed connection of both sides, make the better junction to infusion butt joint pipe 13 and butt joint inner tube 14 of rubber outer tube 10 fasten sealedly through the fastening rope 21 that sets up.
In the use of the invention: firstly, inserting the inner tube 02 at the bottom of the sealing cover 09 into the inner cavity of the radiography tube body 01, inserting the butt joint tube 06 at the bottom end of the inner tube 02 into the slot at the top of the fixed block 08, keeping the inner tube 02 communicated with the liquid outlet 07, then inserting the blunt protecting cover 05 at the front end of the radiography tube body 01 into the opening of the cystic duct, and effectively avoiding the radiography tube body 01 from being extruded and deformed by utilizing the supporting force of the supporting outer ring 03, the supporting inner ring 11 and the supporting rod 12;
at this time, the transfusion abutting pipe 13 is inserted into the rubber outer pipe 10 on the top of the sealing cover 09, so that the transfusion abutting pipe 13 is abutted with the abutting inner pipe 14, in order to prevent the contrast medium from overflowing from the abutted part during the input, the screwing handles 18 on both sides are simultaneously grasped, the two screwing handles 18 are screwed in opposite directions, the rotating rod 16 is driven by the screwing handle 18 to rotate, the fastening rope 21 surrounding the outer side of the rubber outer pipe 10 is contracted by the rotation of the rotating rod 16, and the joint of the transfusion abutting pipe 13 and the abutting inner pipe 14 is tightly sealed by the rubber outer pipe 10, so that the contrast medium is effectively prevented from overflowing from the abutted part.
The above description is only an embodiment of the present invention, and is not intended to limit the present invention. Various modifications and alterations to this invention will become apparent to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.
Claims (8)
1. The utility model provides a laparoscopic surgery is through inner support formula biliary tract radiography pipe of gall bladder pipe, includes the radiography pipe body, its characterized in that: the utility model discloses a radiography tube body, including radiography tube body, fixed block, liquid outlet, fixed block, protecting cover, inner tube, fixed surface, butt joint pipe, the fixed surface of butt joint pipe is close to the outer fixed surface butt joint spacing collar of outer fixedly connected with butt joint, the top fixedly connected with rubber outer tube of sealed cover, the bottom of radiography tube body is provided with the protecting cover, the protecting cover inner chamber is close to the fixed position fixed connection fixed block of bottom, the liquid outlet has been seted up to the central authorities at fixed block top, the liquid outlet runs through fixed block and protecting cover, the fixed intercommunication in central authorities position of sealed cover bottom has the inner tube, the fixed intercommunication in bottom of inner tube.
2. The biliary tract angiography catheter with a biliary tract in a laparoscopic surgery as set forth in claim 1, wherein: the outer surface of the inner pipe is fixedly connected with a sealing rubber ring at a position close to the bottom of the sealing cover, and the outer surface of the inner pipe is also fixedly connected with a sealing rubber ring at a position close to the butt joint pipe.
3. The biliary tract angiography catheter with a biliary tract in a laparoscopic surgery as set forth in claim 1, wherein: the outer surface of the inner pipe is fixedly connected with a plurality of supporting inner rings along the vertical equal distance, each supporting inner ring is fixedly connected with three supporting rods, three supporting rods are fixedly connected with the outer surface of the supporting inner ring along the circumference at equal distances, the outer side of each supporting rod is fixedly connected with a supporting outer ring, and the outer side of each supporting outer ring is attached to the inner wall of the radiography pipe body.
4. The biliary tract angiography catheter with a biliary tract in a laparoscopic surgery as set forth in claim 1, wherein: the middle position of the top of the sealing cover is provided with a through hole which penetrates through the inner diameter communication of the sealing cover and the inner pipe, the top of the through hole is fixedly communicated with a butt joint inner pipe, and the positions of the left side and the right side of the butt joint inner pipe, which are close to the bottom, are fixedly connected with a fixed bottom plate.
5. The biliary tract angiography catheter with a biliary tract in a laparoscopic surgery as set forth in claim 4, wherein: two one side that the PMKD top is close to each other all follows vertical direction fixedly connected with fixed plate, two one side that the PMKD top was kept away from each other all is provided with the bull stick, the bottom fixedly connected with bearing of bull stick, the bearing is located PMKD's inner chamber, the handle is twisted to the top fixedly connected with of bull stick, the surface of twisting the handle evenly is provided with a plurality of skid proof block.
6. The biliary tract angiography catheter with a biliary tract in a laparoscopic surgery as set forth in claim 5, wherein: the outer surface of the rotating rod is provided with a jack in a penetrating mode at a position close to the top, the fixing plate is close to one side of the rotating rod and is also provided with a jack at a position which is located on the same horizontal line with the jack, a fixing inserting rod is movably inserted into the jack on the rotating rod, and the size of the fixing inserting rod is matched with the jack.
7. The biliary tract angiography catheter with a biliary tract in a laparoscopic surgery as set forth in claim 6, wherein: the central position fixedly connected with of twisting handle top fixes the inserted block, the slot has been seted up to the central position at fixed inserted block top, the one end fixedly connected with butt post of bull stick is kept away from to fixed inserted bar, the size of this butt post and the slot looks adaptation on the fixed inserted block.
8. The biliary tract angiography catheter with a biliary tract in a laparoscopic surgery as set forth in claim 7, wherein: the butt joint inner pipe is located in an inner cavity of the rubber outer pipe, an infusion butt joint pipe is inserted into the top of the butt joint inner pipe, the two fixing bottom plates extend towards two sides and penetrate through the rubber outer pipe, the bottom of the infusion butt joint pipe is located at the tops of the two fixing bottom plates, the other end of the infusion butt joint pipe is in butt joint with the contrast agent conveying device, a fastening rope is wound on the outer surface of the rubber outer pipe, and two ends of the fastening rope are respectively connected with the rotating rods on two sides in a staggered mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010389185.5A CN111617365A (en) | 2020-05-09 | 2020-05-09 | Internal support type biliary tract radiography tube through biliary tract in celioscope operation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010389185.5A CN111617365A (en) | 2020-05-09 | 2020-05-09 | Internal support type biliary tract radiography tube through biliary tract in celioscope operation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111617365A true CN111617365A (en) | 2020-09-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010389185.5A Pending CN111617365A (en) | 2020-05-09 | 2020-05-09 | Internal support type biliary tract radiography tube through biliary tract in celioscope operation |
Country Status (1)
| Country | Link |
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| CN (1) | CN111617365A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114469321A (en) * | 2022-01-14 | 2022-05-13 | 成都鑫云解码科技有限公司 | Auxiliary smoke exhaust and drainage device for single-port laparoscopic surgery |
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| CN105343985A (en) * | 2015-11-16 | 2016-02-24 | 陈勇 | Double-cannula-type fistula-creating catheter |
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| CN209253911U (en) * | 2017-07-18 | 2019-08-16 | 南昌大学第二附属医院 | The inner support formula cholangiography pipe of Via bile duct in a kind of laparoscopic surgery |
| CN209301969U (en) * | 2018-08-03 | 2019-08-27 | 潘振国 | A kind of department of anesthesia's conduit |
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2020
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Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201223421Y (en) * | 2008-07-29 | 2009-04-22 | 梁伟 | Pull type hemostasis ring |
| CN105188848A (en) * | 2013-03-14 | 2015-12-23 | 瑞蔻医药有限公司 | Ultrasound-based neuromodulation system |
| CN105343985A (en) * | 2015-11-16 | 2016-02-24 | 陈勇 | Double-cannula-type fistula-creating catheter |
| CN206444006U (en) * | 2016-10-13 | 2017-08-29 | 南京宁创医疗设备有限公司 | A kind of CVC |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114469321A (en) * | 2022-01-14 | 2022-05-13 | 成都鑫云解码科技有限公司 | Auxiliary smoke exhaust and drainage device for single-port laparoscopic surgery |
| CN114469321B (en) * | 2022-01-14 | 2022-08-16 | 成都鑫云解码科技有限公司 | Auxiliary smoke exhaust and drainage device for single-port laparoscopic surgery |
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Application publication date: 20200904 |