Binocular optical 3D multiband endoscope adaptive lens device

Abstract

The binocular optical 3D multiband endoscope adaptive lens device comprises an endoscope clamping seat, two circular through holes are formed in the endoscope clamping seat, an adjusting ring is fixed to one side of the endoscope clamping seat, and a connecting plate is installed at the end, away from the endoscope clamping seat, of the adjusting ring; a left-path lens group is fixedly mounted on one side, away from the adjusting ring, of the connecting plate; an endoscope can be clamped and mounted in the endoscope clamping seat, the endoscope clamping seat comprises two optical lens groups, namely a left-path lens group and a right-path lens group, the focal length of a single lens group can be selected at will from 14 mm to 32 mm, and the wave band wavelengths of the left-path lens group and the right-path lens group are limited in three wave band wavelengths of 400 nm to 615 nm, 635 nm to 810 nm and 830 nm to 850 nm. The waveband lens group not only can realize convergence imaging of indocyanine green (ICG), but also can realize simultaneous convergence imaging of ICG and methylene blue, and is adaptively connected with a 3D fluorescent endoscope, so that 3DICG fluorescent imaging and 3D ICG + methylene blue biological tissue 3D fluorescent images are realized, the functions are diversified, and the use effect of the device is improved.

Description

Technical Field

[0001] The invention relates to the technical field of optical equipment, in particular to a binocular optical 3D multi-band endoscope adapter lens device. Background Art

[0002] At present, 3D endoscopic imaging system products, as an important equipment for minimally invasive surgical operations, not only provide operators with clear and three-dimensional intraoperative images, but also provide operators with three-dimensional, real-time and accurate lesion fluorescence positioning and marking through combined use with indocyanine green (ICG), methylene blue and other drugs, thereby continuously improving surgical accuracy.

[0003] Traditional lenses, because they are only compatible with a single visible band (400nm--700nm), can only provide imaging convergence in the visible light band. They are usually based on monocular adapter lenses with single functions. Summary of the invention

[0004] The object of the present invention is to provide a binocular optical 3D multi-band endoscope adapter lens device to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a binocular optical 3D multi-band endoscope adapter lens device, comprising an endoscope holder, wherein two circular through holes are provided inside the endoscope holder, an adjustment ring is fixed to one side of the endoscope holder, a connecting plate is installed at the end of the adjustment ring away from the endoscope holder, a left-way lens group is fixedly installed on the side of the connecting plate away from the adjustment ring, a right-way lens group is fixedly installed on the side of the connecting plate where the left-way lens group is installed, four adjustment components are installed on the side of the connecting plate away from the adjustment ring, and a chip PCB board is fixedly installed on the end of the four adjustment components away from the adjustment ring.

[0006] Preferably, the adjustment assembly includes four rotating blocks, each of which has a threaded groove inside, a threaded rod threadedly connected to the inner side of the threaded groove, a connecting rod fixedly installed at one end of the threaded rod, a movable plate fixedly installed at the end of the connecting rod away from the threaded rod, two limiting sliders fixedly installed at the outer side of the movable plate, an inner ball fixedly installed at the end of the threaded rod away from the connecting rod, and a socket groove socketed on the outer side of the inner ball.

[0007] Preferably, four rotating grooves are provided on the side of the connecting plate away from the adjusting ring, a rotating ring is fixedly installed on one side of the four rotating blocks, the four rotating rings are movably installed inside the four rotating grooves respectively, and limiting sliding grooves are provided on both sides of the four rotating grooves, the movable plate is rotatably installed on the inner side of the rotating groove, and the limiting sliding block is movably installed on the inner side of the limiting sliding groove.

[0008] Preferably, a socket groove is provided inside the socket block, and the socket block is movably socketed on the outside of the inner socket ball through the socket groove, and the side of the socket block away from the socket groove is fixedly installed on one side of the chip PCB board.

[0009] Preferably, the left lens group and the right lens group correspond to the positions of the two circular through holes respectively.

[0010] Preferably, storage grooves are provided on both sides of the inner cavity of the endoscope holder, and a limited position fixing component is installed inside the storage groove.

[0011] Preferably, the limit fixing assembly includes a limit card block, a pull block is fixedly installed on one side of the limit card block, an inner sleeve rod is installed on the inner sleeve of one end of the limit card block, a torsion spring is installed on the outer sleeve of the inner sleeve rod, one end of the torsion spring is fixedly connected to the outer side of the inner sleeve rod, and the other end of the torsion spring is fixedly connected to the inner side of the torsion spring, and both ends of the inner sleeve rod are fixedly connected to the two sides of the inner cavity of the storage groove.

[0012] Preferably, 4 is fixedly installed on the outer side of 1.

[0013] Compared with the prior art, the invention has the following beneficial effects: the endoscope can be mounted inside the endoscope holder, including two optical lens groups, a left lens group and a right lens group, the focal length of a single lens group can be arbitrarily selected from 14mm to 32mm, the wavelength limit range of the left lens group and the right lens group is within three wavelength bands of 400nm to 615nm, 635nm to 810nm and 830nm to 850nm, the lens group of this wavelength band can realize indocyanine green (ICG) convergence imaging, and can also realize simultaneous convergence imaging of ICG and methylene blue, and can be connected with a 3D fluorescent endoscope to realize 3DICG fluorescent imaging and 3D ICG+methylene blue 3D stereoscopic fluorescent imaging of biological tissues, with diverse functions, and improved use effect of the device;

[0014] In addition, the position of the chip PCB board can be adjusted by adjusting the component, which can not only adjust the distance between the chip PCB board and the left lens group and the right lens group, but also adjust the horizontality of the chip PCB board. The rotating block can be rotated to make the threaded rod move inside the threaded groove with the cooperation of the limit slider and the limit groove, so as to adjust the position of the chip PCB board, and the cooperation of the inner sleeve ball and the sleeve groove can adjust the angle of the chip PCB board, so as to facilitate better detection of the chip PCB board. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the three-dimensional appearance structure of the present invention.

[0016] Figure 2 It is a rear-view stereoscopic structural schematic diagram of the present invention.

[0017] Figure 3 It is a schematic diagram of the rear-view split three-dimensional structure of the present invention.

[0018] Figure 4 It is a schematic diagram of the split three-dimensional structure of the present invention.

[0019] Figure 5 It is a schematic diagram of a partial cross-sectional structure of the present invention.

[0020] Figure 6 for Figure 5 Enlarged schematic diagram at point A in the middle.

[0021] In the figure: 1. endoscope holder; 2. limit card block; 3. circular through hole; 4. handle; 5. connecting plate; 6. chip PCB board; 7. storage slot; 8. pull block; 9. adjustment ring; 10. left lens group; 11. right lens group; 12. rotating block; 13. socket block; 14. socket slot; 15. inner sleeve ball; 16. threaded rod; 17. connecting rod; 18. moving plate; 19. rotating ring; 20. rotating slot; 21. limit slide slot; 22. threaded slot; 23. limit slide block; 24. inner sleeve rod; 25. torsion spring. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0023] See also Figure 1-Figure 6The present invention provides a technical solution: a binocular optical 3D multi-band endoscope adapter lens device, comprising an endoscope holder 1, wherein two circular through holes 3 are provided inside the endoscope holder 1, an adjusting ring 9 is fixed on one side of the endoscope holder 1, a connecting plate 5 is installed on the end of the adjusting ring 9 away from the endoscope holder 1, a left-way lens group 10 is fixedly installed on the side of the connecting plate 5 away from the adjusting ring 9, a right-way lens group 11 is fixedly installed on the side of the connecting plate 5 where the left-way lens group 10 is installed, the left-way lens group 10 and the right-way lens group 11 correspond to the positions of the two circular through holes 3 respectively, four adjusting components are installed on the side of the connecting plate 5 away from the adjusting ring 9, a chip PCB board 6 is fixedly installed on the end of the four adjusting components away from the adjusting ring 9, the adjusting components comprise four rotating blocks 12, a threaded groove 22 is provided inside the four rotating blocks 12, a threaded rod 16 is threadedly connected to the inner side of the threaded groove 22, and a threaded rod 16 is fixedly installed on one end of the threaded rod 16 A connecting rod 17 is fixedly mounted with a moving plate 18 at one end of the connecting rod 17 away from the threaded rod 16, and two limit sliders 23 are fixedly mounted on the outer side of the moving plate 18. An inner ball 15 is fixedly mounted at one end of the threaded rod 16 away from the connecting rod 17, and a socket groove 14 is sleeved on the outer side of the inner ball 15. Four rotating grooves 20 are opened on the side of the connecting plate 5 away from the adjusting ring 9, and a rotating ring 19 is fixedly mounted on one side of the four rotating blocks 12. The four rotating rings 19 are movably mounted inside the four rotating grooves 20 respectively, and limited sliding grooves 21 are opened on both sides of the four rotating grooves 20. The moving plate 18 is rotatably mounted on the inner side of the rotating groove 20, and the limit slider 23 is movably mounted on the inner side of the limit sliding groove 21. The socket groove 14 is fixedly opened inside the socket block 13, and the socket block 13 is movably sleeved on the outer side of the inner ball 15 through the socket groove 14. The side of the socket block 13 away from the socket groove 14 is fixedly mounted on one side of the chip PCB board 6.

[0024] The working principle of the above technical solution is as follows: the endoscope can be mounted inside the endoscope holder 1, including two optical lens groups, the left lens group 10 and the right lens group 11. The focal length of a single lens group can be arbitrarily selected from 14mm to 32mm. The wavelength range of the left lens group 10 and the right lens group 11 is limited to three wavelength bands: 400nm-615nm, 635nm-810nm and 830nm-850nm. The lens group in this wavelength band can realize both convergent imaging of indocyanine green (ICG) and simultaneous convergent imaging of ICG and methylene blue, and can be connected with a 3D fluorescent endoscope to realize 3DICG fluorescent imaging and 3D The 3D fluorescent image of biological tissues of ICG+methylene blue has various functions and improves the use effect of the device. In addition, the position of the chip PCB board 6 can be adjusted by adjusting the components, which can not only adjust the distance between the chip PCB board 6 and the left lens group 10 and the right lens group 11, but also adjust the horizontality of the chip PCB board 6. The rotating block 12 can be rotated to make the threaded rod 16 move inside the threaded groove 22 with the cooperation of the limit slider 23 and the limit groove 21, so as to adjust the position of the chip PCB board 6, and the cooperation of the inner sleeve ball 15 and the sleeve groove 14 can adjust the angle of the chip PCB board 6, so as to facilitate better detection of the chip PCB board 6.

[0025] In another embodiment, Figure 1-Figure 6 As shown, both sides of the inner cavity of the endoscope holder 1 are provided with storage grooves 7, and a limit fixing component is installed inside the storage groove 7. The limit fixing component includes a limit clamping block 2, and a pull block 8 is fixedly installed on one side of the limit clamping block 2. An inner sleeve rod 24 is installed inside one end of the limit clamping block 2, and a torsion spring 25 is installed on the outer side of the inner sleeve rod 24. One end of the torsion spring 25 is fixedly connected to the outer side of the inner sleeve rod 24, and the other end of the torsion spring 25 is fixedly connected to the inner side of the torsion spring 25. Both ends of the inner sleeve rod 24 are fixedly connected to both sides of the inner cavity of the storage groove 7.

[0026] The endoscope can be installed in the endoscope holder 1, and the endoscope can be limitedly installed in the endoscope holder 1 through a limiting fixing component. When the endoscope is installed in the endoscope holder 1, the limiting block 2 can be moved to the inside of the storage groove 7 on both sides of the inner cavity of the endoscope holder 1. When the endoscope completely enters the endoscope holder 1, the limiting block 2 can be reset under the action of the torsion spring 25 to connect the endoscope to the inside of the endoscope holder 1, thereby completing the installation of the endoscope. When the endoscope needs to be released, the pull block 8 can be pulled to drive the limiting block 2 to move and release the endoscope. The installation is simple and easy to use.

[0027] In another embodiment, Figure 1-Figure 6 As shown, a handle 4 is fixedly mounted on the outer side of the endoscope holder 1 .

[0028] The handle 4 can be provided to facilitate carrying the entire device.

[0029] Working principle: the endoscope can be installed in the endoscope holder 1, and the endoscope can be installed in the endoscope holder 1, and the endoscope can be limitedly installed in the endoscope holder 1 through the limit fixing component. When the endoscope is installed in the endoscope holder 1, the limit card block 2 can be moved to the storage groove 7 on both sides of the inner cavity of the endoscope holder 1. When the endoscope completely enters the endoscope holder 1, the limit card block 2 can be reset under the action of the torsion spring 25 to clamp the endoscope in the endoscope holder 1, thereby completing the installation of the endoscope, and the endoscope needs to be fixed. When releasing, the pull block 8 can be pulled to drive the limit block 2 to move and release the endoscope. It is simple to install and easy to use. The focal length of a single lens group is 14mm-32mm and can be selected at will. The wavelength limit range of the left lens group 10 and the right lens group 11 is within the three wavelength bands of 400nm-615nm, 635nm-810nm and 830nm-850nm. This lens group can realize indocyanine green (ICG) convergence imaging and simultaneous convergence imaging of ICG and methylene blue, and can be connected with a 3D fluorescent endoscope to realize 3DICG fluorescent imaging and 3D The 3D fluorescent image of biological tissues of ICG+methylene blue has various functions and improves the use effect of the device. In addition, the position of the chip PCB board 6 can be adjusted by adjusting the components, which can not only adjust the distance between the chip PCB board 6 and the left lens group 10 and the right lens group 11, but also adjust the horizontality of the chip PCB board 6. The rotating block 12 can be rotated to make the threaded rod 16 move inside the threaded groove 22 with the cooperation of the limit slider 23 and the limit groove 21, so as to adjust the position of the chip PCB board 6, and the cooperation of the inner sleeve ball 15 and the sleeve groove 14 can adjust the angle of the chip PCB board 6, so as to facilitate better detection of the chip PCB board 6.

[0030] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A binocular optical 3D multi-band endoscope adapter lens device, comprising an endoscope holder (1), characterized in that: Two circular through holes (3) are provided inside the endoscope holder (1); an adjustment ring (9) is fixed on one side of the endoscope holder (1); a connecting plate (5) is installed on the end of the adjustment ring (9) away from the endoscope holder (1); a left-way lens group (10) is fixedly installed on the side of the connecting plate (5) away from the adjustment ring (9); a right-way lens group (11) is fixedly installed on the side of the connecting plate (5) where the left-way lens group (10) is installed; four adjustment components are installed on the side of the connecting plate (5) away from the adjustment ring (9); a chip PCB board (6) is fixedly installed on the end of the four adjustment components away from the adjustment ring (9).

2. The binocular optical 3D multi-band endoscope adapter lens device according to claim 1, characterized in that: The adjustment assembly comprises four rotating blocks (12), each of the four rotating blocks (12) having a threaded groove (22) formed therein, the inner side of each of the threaded grooves (22) being threadedly connected to a threaded rod (16), one end of the threaded rod (16) being fixedly mounted with a connecting rod (17), one end of the connecting rod (17) being fixedly mounted with a moving plate (18) away from the threaded rod (16), two limiting sliders (23) being fixedly mounted on the outer side of the moving plate (18), one end of the threaded rod (16) being fixedly mounted with an inner sleeve ball (15) away from the connecting rod (17), and the outer side of the inner sleeve ball (15) being sleeved with a sleeve groove (14).

3. The binocular optical 3D multi-band endoscope adapter lens device according to claim 2, characterized in that: Four rotating grooves (20) are provided on a side of the connecting plate (5) away from the adjusting ring (9); a rotating ring (19) is fixedly mounted on one side of each of the four rotating blocks (12); the four rotating rings (19) are movably mounted inside the four rotating grooves (20), and limiting sliding grooves (21) are provided on both sides of the four rotating grooves (20); the movable plate (18) is rotatably mounted on the inner side of the rotating groove (20); and the limiting sliding block (23) is movably mounted on the inner side of the limiting sliding groove (21).

4. The binocular optical 3D multi-band endoscope adapter lens device according to claim 3, characterized in that: The socket block (13) is fixedly provided with a socket groove (14) inside, and the socket block (13) is movably socketed and installed on the outside of the inner socket ball (15) through the socket groove (14), and the side of the socket block (13) away from the socket groove (14) is fixedly installed on one side of the chip PCB board (6).

5. The binocular optical 3D multi-band endoscope adapter lens device according to claim 1, characterized in that: The left lens group (10) and the right lens group (11) respectively correspond to the positions of the two circular through holes (3).

6. The binocular optical 3D multi-band endoscope adapter lens device according to claim 1, characterized in that: Receiving grooves (7) are provided on both sides of the inner cavity of the endoscope holder (1), and a limit fixing component is installed inside the receiving groove (7).

7. The binocular optical 3D multi-band endoscope adapter lens device according to claim 6, characterized in that: The limit fixing assembly comprises a limit block (2), a pull block (8) is fixedly mounted on one side of the limit block (2), an inner sleeve rod (24) is sleeved and mounted inside one end of the limit block (2), a torsion spring (25) is sleeved and mounted outside the inner sleeve rod (24), one end of the torsion spring (25) is fixedly connected to the outer side of the inner sleeve rod (24), and the other end of the torsion spring (25) is fixedly connected to the inner side of the torsion spring (25), and both ends of the inner sleeve rod (24) are fixedly connected to the two sides of the inner cavity of the storage groove (7).

8. The binocular optical 3D multi-band endoscope adapter lens device according to claim 1, characterized in that: A handle (4) is fixedly mounted on the outer side of the endoscope holder (1).

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