CN113413122A - Visual device for fluid-assisted minimally invasive surgery - Google Patents
Visual device for fluid-assisted minimally invasive surgery Download PDFInfo
- Publication number
- CN113413122A CN113413122A CN202110732593.0A CN202110732593A CN113413122A CN 113413122 A CN113413122 A CN 113413122A CN 202110732593 A CN202110732593 A CN 202110732593A CN 113413122 A CN113413122 A CN 113413122A
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- China
- Prior art keywords
- rod body
- outer sleeve
- water supply
- sleeve
- minimally invasive
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/12—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor with cooling or rinsing arrangements
- A61B1/126—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor with cooling or rinsing arrangements provided with means for cleaning in-use
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/04—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor combined with photographic or television appliances
Abstract
The invention discloses a fluid-assisted minimally invasive surgery visual device which comprises an outer sleeve, a sleeve seat, a rod body, an imaging module and a water delivery pipe, wherein a water supply cavity is formed in the sleeve seat, and the rear end of the outer sleeve is fixedly connected with the front end of the sleeve seat. The water supply cavity is a cavity with an open front end and a closed rear end, and the rear end of the outer sleeve is inserted into the front end of the water supply cavity and is fixedly and hermetically connected with the sleeve seat into a whole. The rod body is arranged on the inner side of the outer sleeve, the lens of the imaging module is arranged at the front end of the rod body, and a section of clear water cavity is formed between the front end surface of the outer sleeve and the lens. The rear end of the rod body penetrates through the water supply cavity and extends to the outside of the sleeve seat, and the rod body is fixedly, hermetically and cooperatively matched with the rear part of the sleeve seat. The water pipe is arranged on the outer wall of the sleeve seat and can be used for connecting a water supply device. A clear water area with clear sight is arranged between the lens and the front end face of the outer sleeve, and clear water flowing forwards inside the outer sleeve flushes blood to form a clear visible area, so that the accuracy and the efficiency of the operation are improved.
Description
Technical Field
The invention relates to the technical field of medical instruments, in particular to a fluid-assisted minimally invasive surgery visual device.
Background
At present, the clinical operation applied to the endoscope (such as a ventriculoscope) under the liquid phase is carried out in a clearer liquid environment, when obvious bleeding occurs, the blood water in front of the lens shields the sight of the lens, a fuzzy area is formed between the lens and the tissue surface, and the injury part and the bleeding point on the tissue surface are difficult to see clearly. The main reason is that although the front end face of the outer sleeve is provided with a flushing port and a water return port, the existing endoscope is provided with a lens which is arranged at the front end face of the outer sleeve and is in an open space, clear physiological saline is injected through a water outlet end and then is mixed with blood to form turbid liquid with blood color immediately, so that a clear visible area is difficult to form in front of the lens, a diseased part cannot be accurately judged through observation of the lens, the accuracy of the operation is seriously influenced, the operation efficiency is low, and misoperation is very easy to occur. Thus, further improvements and enhancements are needed in the art.
Disclosure of Invention
In view of the above-mentioned drawbacks of the prior art, the present invention provides a fluid-assisted minimally invasive surgery visualization device, which solves the problems that the position of the lens of the endoscope operation device is unreasonable, and a clear visualization area is difficult to form in front of the lens in a bloody environment.
In order to achieve the purpose, the invention adopts the technical scheme that:
a visual device for a fluid-assisted minimally invasive surgery comprises an outer sleeve, a sleeve seat, a rod body, an imaging module and a water conveying pipe, wherein a water supply cavity is formed in the sleeve seat, and the rear end of the outer sleeve is fixedly connected with the front end of the sleeve seat.
The rod body is arranged on the inner side of the outer sleeve, the lens of the imaging module is arranged at the front end of the rod body, and a section of clear water cavity is formed between the front end surface of the outer sleeve and the lens.
The rear end of the rod body penetrates through the water supply cavity and extends to the outside of the sleeve seat, and the rod body is fixedly, hermetically and cooperatively matched with the rear part of the sleeve seat.
The water pipe is arranged on the outer wall of the sleeve seat, one end of the water pipe is communicated with the outer sleeve through the water supply cavity, and the other end of the water pipe can be used for being connected with a water supply device.
Furthermore, the water supply cavity is a cavity with an open front end and a closed rear end, the outer sleeve is a hollow pipe body, and the rear end of the outer sleeve is inserted into the front end of the water supply cavity and is fixedly and hermetically connected with the sleeve seat into a whole.
Furthermore, the part of the sleeve seat positioned at the rear side of the water supply cavity of the sleeve seat is provided with a first perforation, the rod body is positioned in the first perforation, and the outer wall of the rod body is fixedly, hermetically and integrally connected with the inner wall of the first perforation.
Furthermore, the rod body is a rigid rod with a hollow structure, the lens is embedded at the front end of the rod body and is fixedly, hermetically and cooperatively matched with the rod body, and a wire connected with the lens is positioned inside the rod body and penetrates out of the rear end of the rod body.
Furthermore, a side hole is formed in the side wall of the sleeve seat and communicated with the water supply cavity.
One end of the water pipe is inserted into the side hole, and the outer side wall of the water pipe is fixedly matched with the inner wall of the side hole in a sealing manner.
Furthermore, the front end part of the outer sleeve is bent towards one side to form a first bent part, the front end part of the rod body is bent towards one side to form a second bent part, the direction of the second bent part is consistent with that of the first bent part, and the clear water cavity section is located on the inner side of the first bent part.
Further, the inner side wall of the front end of the outer sleeve is provided with an internal thread which can be used for connecting an operation tool, and the internal thread is positioned on the front side of the lens.
Furthermore, still include the interior body that is located the casing seat inboard, interior body and the relative parallel arrangement of body of rod, its rear end is worn out the casing seat and is configured with the sealing cap, and its inside forms the inside and external working channel of intercommunication overcoat pipe.
Furthermore, the inner tube body is a straight circular tube with a uniform cross section, and the front end face of the inner tube body is positioned on the rear side of the lens.
Further, the outer sleeve is a rigid pipe body with two open ends.
By adopting the technical scheme, the invention has the beneficial technical effects that: the lens of the imaging module is positioned at the inner side of the outer sleeve, a section of clear water is kept in the area between the lens and the front end surface of the outer sleeve, the clear water flowing forwards in the outer sleeve forms a clear visible area, and when the front end of the outer sleeve is close to the surface of the tissue, the clear water in the outer sleeve washes away blood water to clearly observe the condition of the surface of the tissue, so that the accuracy and the efficiency of the operation are improved, and the possibility of misoperation is eliminated.
Drawings
Fig. 1 is a schematic structural diagram of a first implementation mode of the visual device for the fluid-assisted minimally invasive surgery.
Fig. 2 is a structural cross-sectional view of a first implementation of a fluid assisted minimally invasive surgical visualization device of the present invention.
Fig. 3 is a state diagram of the use of a first implementation of the visual device for fluid-assisted minimally invasive surgery of the invention.
Fig. 4 is a structural cross-sectional view of a second implementation of a fluid assisted minimally invasive surgical visualization device of the present invention.
Fig. 5 is a cross-sectional view of a third implementation of a fluid assisted minimally invasive surgical visualization apparatus of the present invention.
Fig. 6 is a partial schematic structural view of a third implementation of the fluid assisted minimally invasive surgical visualization apparatus of the present invention.
Fig. 7 is a cross-sectional view of a fourth implementation of a fluid assisted minimally invasive surgical visualization apparatus of the present invention.
Detailed Description
The invention is described in detail below with reference to the accompanying drawings:
The water pipe 4 is arranged on the outer wall of the sleeve seat 2, one end of the water pipe is communicated with the outer sleeve 1 through a water supply cavity 21, and the other end of the water pipe can be used for being connected with a water supply device. Specifically, the cannula holder 2 has a side hole 22 in a side wall thereof, and the side hole 22 communicates with the water supply chamber 21. One end of the water pipe 4 is inserted into the side hole 22, and the outer side wall of the water pipe is fixedly and hermetically matched with the inner wall of the side hole 22. The water supply device is communicated with the inside of the outer sleeve 1 through a water delivery pipe 4, clear physiological saline is continuously input into the outside of the outer sleeve 1 in the operation process, and the physiological saline enters the inside of the wound from the front end of the outer sleeve 1.
The rod body 3 is arranged on the inner side of the outer sleeve 1, the rod body 3 is a rigid straight rod with a circular section, the inner part of the rod body is of a hollow structure, and the axis of the rod body 3 is parallel to the axis of the outer sleeve 1. The camera lens 5 of formation of image module sets up in the 3 front ends of the body of rod, and the formation of image module adopts the existing formation of image module of prior art, camera lens 5 is from taking illumination function, and the formation of image module passes through the wire and is connected with external display equipment, is convenient for present the condition of wound internal organization on display equipment.
The camera lens 5 is inlaid at the front end of the rod body 3, the camera lens 5 is in fixed sealing fit with the rod body 3, the physiological saline of the outer sleeve 1 is prevented from entering the rod body, a lead for connecting the camera lens 5 is positioned inside the rod body 3, and the rear end of the rod body 3 penetrates out to be connected with an external display device. Lens 5 is located the rear side of outer tube 1 preceding terminal surface, and clear normal saline is discharged by outer tube 1 front end in succession, form one section clear water chamber 12 between outer tube 1's the preceding terminal surface and the lens 5, the inside normal saline of water supply chamber 21 and outer tube 1 has certain water pressure, and it is inside that the intraoral blood water of wound can not get into outer tube 1 to be clear visual region in the local area of outer tube 1 front end, can guarantee that lens 5 keeps clear visual region all the time to outer tube 1 front end, the condition of wound internal tissue can be seen clearly to the camera lens 5 of being convenient for, can find the position that needs to carry out the operation fast.
The rear end of the rod body 3 penetrates through the water supply cavity 21 and extends to the outside of the sleeve seat 2, and the rod body 3 is fixedly, hermetically and cooperatively matched with the rear part of the sleeve seat 2. Specifically, the portion of the cannula holder 2 located at the rear side of the water supply cavity 21 has a first through hole, the rod 3 is located inside the first through hole, and the outer wall of the rod is connected with the inner wall of the first through hole in a fixed and sealed manner to form a whole. The body of rod 3 and the sealed fixed cooperation of casing seat 2 guarantee the leakproofness in water supply chamber 21, and the inside water pressure in water supply chamber 21 is stable.
The water pipe 4 is arranged on the outer wall of the sleeve seat 2, one end of the water pipe is communicated with the outer sleeve 1 through a water supply cavity 21, and the other end of the water pipe can be used for being connected with a water supply device. Specifically, the cannula holder 2 has a side hole 22 in a side wall thereof, and the side hole 22 communicates with the water supply chamber 21. One end of the water pipe 4 is inserted into the side hole, and the outer side wall of the water pipe is fixedly and hermetically matched with the inner wall of the side hole 22. The water supply device is communicated with the inside of the outer sleeve 1 through the water delivery pipe 4, clear normal saline is continuously input into the inside of the outer sleeve 1 in the operation process, and the normal saline is flushed into the operation part from the front end of the outer sleeve 1.
The rod body 3 is arranged on the inner side of the outer sleeve 1, the rod body 3 is a rigid straight rod with a circular section, the inner part of the rod body is of a hollow structure, and the axis of the rod body 3 is parallel to the axis of the outer sleeve 1. The camera lens 5 of formation of image module sets up in the 3 front ends of the body of rod, and the formation of image module adopts the existing formation of image module of prior art, camera lens 5 is from taking illumination function, and the formation of image module passes through the wire and is connected with external display equipment, is convenient for present the condition of wound internal organization on display equipment.
The camera lens 5 is inlaid at the front end of the rod body 3, the camera lens 5 is in fixed sealing fit with the rod body 3, the physiological saline of the outer sleeve 1 is prevented from entering the rod body, a lead for connecting the camera lens 5 is positioned inside the rod body 3, and the rear end of the rod body 3 penetrates out to be connected with an external display device. Lens 5 is located the rear side of the preceding terminal surface of outer tube 1, and limpid normal saline is discharged by outer tube 1 front end in succession, form one section clear water chamber between outer tube 1's the preceding terminal surface and the lens 5, the inside normal saline of water supply chamber 21 and outer tube 1 has certain water pressure, and it is inside that the intraoral blood water of wound can not get into outer tube 1 to be clear visual area in the local area of outer tube 1 front end, can guarantee that lens 5 keeps clear visual area all the time to outer tube 1 front end, the condition of wound internal tissue can be seen clearly to the camera lens 5 of being convenient for, can find the position that needs to carry out the operation fast.
The rear end of the rod body 3 penetrates through the water supply cavity 21 and extends to the outside of the sleeve seat 2, and the rod body 3 is fixedly, hermetically and cooperatively matched with the rear part of the sleeve seat 2. Specifically, the portion of the cannula holder 2 located at the rear side of the water supply cavity 21 has a first through hole, the rod 3 is located inside the first through hole, and the outer wall of the rod is connected with the inner wall of the first through hole in a fixed and sealed manner to form a whole. The body of rod 3 and the sealed fixed cooperation of casing seat 2 guarantee the leakproofness in water supply chamber 21, and the inside water pressure in water supply chamber 21 is stable.
As shown in fig. 7, the fluid assisted minimally invasive surgery visual device further includes an inner tube 6 located inside the cannula holder 2, the inner tube 6 is arranged in parallel with the rod body 3, the inner tube 6 is a straight circular tube with a uniform cross section, and a front end surface of the inner tube 6 is located at a rear side of the lens 5. The rear end of the inner tube 6 penetrates through the sleeve seat 2 and is provided with a sealing cap 61, and a working channel for communicating the inside of the outer sleeve 1 with the outside is formed inside the inner tube. In the operation process, when the position of tissue lesion or hemorrhage is searched, the sealing cap 61 seals the rear end of the inner tube body 6, after the operation position of the wound tissue is determined under a clear visual condition through the lens 5, a minimally invasive surgery tool penetrates through the sealing cap 61, and the operation position is reached through the inside of the inner tube body 6 to perform operation, such as minimally invasive forceps, minimally invasive knives and the like. The clear water cavity at the front end of the outer sleeve 1 can provide a clear observation condition for the operation, improve the efficiency and accuracy of the operation and reduce the operation errors.
Parts which are not described in the invention can be realized by adopting or referring to the prior art.
In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present invention and for simplicity in description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting.
Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
It is to be understood that the above description is not intended to limit the present invention, and the present invention is not limited to the above examples, and those skilled in the art may make modifications, alterations, additions or substitutions within the spirit and scope of the present invention.
Claims (10)
1. A fluid-assisted minimally invasive surgery visual device is characterized by comprising an outer sleeve, a sleeve seat, a rod body, an imaging module and a water delivery pipe, wherein a water supply cavity is formed in the sleeve seat, and the rear end of the outer sleeve is fixedly connected with the front end of the sleeve seat;
the rod body is arranged on the inner side of the outer sleeve, the lens of the imaging module is arranged at the front end of the rod body, and a section of clear water cavity is formed between the front end surface of the outer sleeve and the lens;
the rear end of the rod body penetrates through the water supply cavity and extends to the outside of the sleeve seat, and the rod body is fixedly, hermetically and cooperatively matched with the rear part of the sleeve seat;
the water pipe is arranged on the outer wall of the sleeve seat, one end of the water pipe is communicated with the outer sleeve through the water supply cavity, and the other end of the water pipe can be used for being connected with a water supply device.
2. The visual device for fluid-assisted minimally invasive surgery as claimed in claim 1, wherein the water supply cavity is a cavity with an open front end and a closed rear end, the outer sleeve is a hollow tube, and the rear end of the outer sleeve is inserted into the front end of the water supply cavity and is fixedly and hermetically connected with the sleeve seat.
3. The visual device for fluid-assisted minimally invasive surgery as claimed in claim 1, wherein the portion of the cannula holder located at the rear side of the water supply cavity is provided with a first through hole, the rod body is located in the first through hole, and the outer wall of the rod body is fixedly and hermetically connected with the inner wall of the first through hole.
4. The visual device for fluid-assisted minimally invasive surgery as claimed in claim 1, wherein the rod body is a rigid rod with a hollow structure, the lens is embedded in the front end of the rod body and is fixedly and hermetically matched with the rod body, and the lead connected with the lens is positioned in the rod body and penetrates out of the rear end of the rod body.
5. The visual device for fluid assisted minimally invasive surgery as claimed in claim 1, wherein a side hole is formed on the side wall of the cannula holder, and the side hole is communicated with the water supply cavity;
one end of the water pipe is inserted into the side hole, and the outer side wall of the water pipe is fixedly matched with the inner wall of the side hole in a sealing manner.
6. The visual device for fluid assisted minimally invasive surgery as claimed in claim 4, wherein the front end portion of the outer sleeve is bent to one side to form a first bent portion, the front end portion of the rod body is bent to one side to form a second bent portion, the direction of the second bent portion is identical to that of the first bent portion, and the clear water chamber section is located inside the first bent portion.
7. The visual device for fluid-assisted minimally invasive surgery as claimed in claim 1, wherein the inner side wall of the front end of the outer sleeve is provided with an internal thread for connecting an operation tool, and the internal thread is positioned on the front side of the lens.
8. The visual device for fluid assisted minimally invasive surgery as claimed in any one of claims 1 to 5, further comprising an inner tube located inside the cannula holder, wherein the inner tube is arranged in parallel with the rod body, the rear end of the inner tube penetrates out of the cannula holder and is provided with a sealing cap, and a working channel communicating the inside of the outer cannula with the outside is formed inside the inner tube.
9. The visual device for fluid assisted minimally invasive surgery as claimed in claim 8, wherein the inner tube body is a straight circular tube with a uniform cross section, and the front end face of the inner tube body is located at the rear side of the lens.
10. The visualization device of claim 1, wherein the outer cannula is a rigid tube with two open ends.
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110732593.0A CN113413122A (en) | 2021-06-30 | 2021-06-30 | Visual device for fluid-assisted minimally invasive surgery |
| CN202123015840.XU CN217792968U (en) | 2021-06-30 | 2021-12-03 | Visual device for fluid-assisted minimally invasive surgery |
| CN202111465148.9A CN115530735A (en) | 2021-06-30 | 2021-12-03 | Visual device for fluid-assisted minimally invasive surgery |
| PCT/CN2022/099662 WO2023273929A1 (en) | 2021-06-30 | 2022-06-20 | Fluid-assisted minimally invasive surgery visualization device |
| US18/528,885 US20240099707A1 (en) | 2021-06-30 | 2023-12-05 | Fluid-assisted minimally-invasive surgery visualization device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110732593.0A CN113413122A (en) | 2021-06-30 | 2021-06-30 | Visual device for fluid-assisted minimally invasive surgery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113413122A true CN113413122A (en) | 2021-09-21 |
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Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110732593.0A Pending CN113413122A (en) | 2021-06-30 | 2021-06-30 | Visual device for fluid-assisted minimally invasive surgery |
| CN202123015840.XU Active CN217792968U (en) | 2021-06-30 | 2021-12-03 | Visual device for fluid-assisted minimally invasive surgery |
| CN202111465148.9A Pending CN115530735A (en) | 2021-06-30 | 2021-12-03 | Visual device for fluid-assisted minimally invasive surgery |
Family Applications After (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123015840.XU Active CN217792968U (en) | 2021-06-30 | 2021-12-03 | Visual device for fluid-assisted minimally invasive surgery |
| CN202111465148.9A Pending CN115530735A (en) | 2021-06-30 | 2021-12-03 | Visual device for fluid-assisted minimally invasive surgery |
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| Country | Link |
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| CN (3) | CN113413122A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023273929A1 (en) * | 2021-06-30 | 2023-01-05 | 李广成 | Fluid-assisted minimally invasive surgery visualization device |
| WO2023091379A1 (en) * | 2021-11-16 | 2023-05-25 | Theodosios Alexander | Collapsing mechanical circulatory support device for temporary use |
| US11679250B2 (en) | 2019-06-28 | 2023-06-20 | Theodosios Alexander | Removable mechanical circulatory support for short term use |
-
2021
- 2021-06-30 CN CN202110732593.0A patent/CN113413122A/en active Pending
- 2021-12-03 CN CN202123015840.XU patent/CN217792968U/en active Active
- 2021-12-03 CN CN202111465148.9A patent/CN115530735A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11679250B2 (en) | 2019-06-28 | 2023-06-20 | Theodosios Alexander | Removable mechanical circulatory support for short term use |
| WO2023273929A1 (en) * | 2021-06-30 | 2023-01-05 | 李广成 | Fluid-assisted minimally invasive surgery visualization device |
| WO2023091379A1 (en) * | 2021-11-16 | 2023-05-25 | Theodosios Alexander | Collapsing mechanical circulatory support device for temporary use |
Also Published As
| Publication number | Publication date |
|---|---|
| CN115530735A (en) | 2022-12-30 |
| CN217792968U (en) | 2022-11-15 |
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| Date | Code | Title | Description |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Li Guangcheng Inventor after: Wu Zeyu Inventor after: Liu Jian Inventor after: Zhang Wenyong Inventor before: Wu Zeyu Inventor before: Li Guangcheng Inventor before: Liu Jian Inventor before: Zhang Wenyong |
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| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20210924 Address after: 266555 household 1204, unit 1, building 4, No. 167 Wuyishan Road, Huangdao District, Qingdao, Shandong Province Applicant after: Li Guangcheng Address before: 215168 No. 1368, Wuzhong Avenue, Wuzhong District, Suzhou City, Jiangsu Province Applicant before: Suzhou meidehou Medical Co., Ltd |
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| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20210921 |