CN112704469B - Disposable laparoscope capable of preventing lens from fogging and use method thereof - Google Patents
Disposable laparoscope capable of preventing lens from fogging and use method thereof Download PDFInfo
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- CN112704469B CN112704469B CN202011596751.6A CN202011596751A CN112704469B CN 112704469 B CN112704469 B CN 112704469B CN 202011596751 A CN202011596751 A CN 202011596751A CN 112704469 B CN112704469 B CN 112704469B
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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
- A61B1/313—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 for introducing through surgical openings, e.g. laparoscopes
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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
- A61B1/06—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 illuminating arrangements
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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
Abstract
The invention discloses a disposable laparoscope capable of preventing lens fogging and a use method thereof, and relates to the field of laparoscopes.
Description
Technical Field
The invention relates to the field of laparoscopes, in particular to a disposable laparoscope capable of preventing lens fogging and a use method thereof.
Background
The laparoscopic surgery is to make a plurality of small incisions with the diameter of 5-12 mm at different parts of the abdomen, insert a camera lens and various special surgical instruments through the small incisions, transmit images of various organs in the abdominal cavity shot by a camera inserted in the abdominal cavity to a television screen, and the surgeon performs external operation by observing the images and using various surgical instruments to complete the surgery.
When the lens is inserted into a patient, due to the fact that temperature difference occurs between the body temperature of the patient and the lens, fog can be generated on the lens frequently, meanwhile, blood and fat tissues in the abdominal cavity can pollute the lens, so that the visual field of the lens is unclear, the existing treatment mode is usually that the lens is taken out and wiped clean and then inserted, time and labor are wasted, the optimal operation time can be missed even when the lens is severe, and the treatment effect is affected.
Disclosure of Invention
An object of the present application is to provide a disposable laparoscope capable of preventing lens fogging, so as to solve the problems set forth in the background art.
In order to achieve the above purpose, the present application provides the following technical solutions: the utility model provides a prevent disposable peritoneoscope of camera lens fog, includes the fixing base, two connecting rods of fixed mounting have on the week side of fixing base, the equal fixed mounting of one end of two connecting rods has fixed establishment, first T shape change groove has been seted up to the upside annular of fixing base, first T shape change inslot rotation installs first T shape change piece, the upside fixed mounting of first T shape change piece has the center change piece, the second T shape change groove has been seted up to the upside of center change piece, second T shape change inslot rotation installs the second T shape change piece, the upside fixed mounting of second T shape change piece has the control swivel, the fixing base the center change piece with same sleeve pipe has been cup jointed in the control swivel inner activity, be provided with spacing subassembly on the center change, the intraductal activity cup joint the mirror tube, the bottom of mirror tube extends to outside the sleeve pipe and fixed mounting has the camera lens, cup joint the protective housing on the mirror tube, be located the protective housing is located the inside the protective housing the top is fixed mounting has the heating ring on the inner wall of protective housing.
By means of the structure, through the arrangement of the heating ring, micro heating treatment can be carried out in the protective shell, so that the lens cannot generate a low-temperature phenomenon in the abdominal cavity after being heated, the occurrence of temperature difference is avoided, and the mirror fogging phenomenon can be fundamentally solved.
Preferably, the top end of the mirror tube extends out of the sleeve and is fixedly provided with a handle block, and the bottom end of the mirror tube is uniformly and fixedly provided with a plurality of cold light lamps.
Further, through the setting of cold light lamp, can play the illumination effect in the patient's abdominal cavity, the camera lens of being convenient for gathers the image data in the abdominal cavity, can absorb unnecessary heat simultaneously, avoid the too high temperature of camera lens.
Preferably, the fixing mechanism comprises a fixing sleeve, a sucker and a piston, wherein the fixing sleeve is fixedly arranged at one end of the connecting rod, the sucker is fixedly arranged on the bottom side of the fixing sleeve, the fixing sleeve is communicated with the sucker, the piston is slidably arranged in the fixing sleeve, and a control assembly is arranged on the piston.
Preferably, the control assembly comprises a screw rod and a control knob, wherein the bottom end of the screw rod is rotatably arranged on the top side of the piston, and the top thread of the screw rod penetrates through the fixing sleeve and is fixedly connected with the bottom side of the control knob.
Through the setting of fixed establishment, can adsorb the device and fix on the patient or directly loosen, no longer need medical personnel to carry out handheld operation for a long time, reduced medical personnel's work burden.
Preferably, the limiting assembly comprises a plurality of movable rods and a plurality of arc-shaped fixing plates, a plurality of movable grooves are uniformly formed in the inner wall of the periphery of the central rotating block, the movable rods are respectively and slidably mounted in the movable grooves, the arc-shaped fixing plates are respectively and fixedly mounted at one ends of the movable rods, and friction pads are fixedly mounted on one sides of the arc-shaped fixing plates.
Preferably, a plurality of linkage grooves are formed in one side inner wall of the movable groove, the linkage grooves are communicated with the second T-shaped rotating groove, an annular rack is fixedly arranged at the bottom side of the second T-shaped rotating block, a plurality of linkage gears are rotatably arranged on one side inner wall of the linkage groove, and the linkage gears are meshed with the annular rack.
Preferably, a plurality of one side of linkage gear is all fixed mounting has the threaded rod, and the screw hole has all been seted up to the other end of a plurality of movable rods, a plurality of the one end of threaded rod is threaded respectively and is installed a plurality of screw hole.
Through the arrangement of the limiting component, the sleeve can be fixed or loosened, so that the lens can be adjusted to any depth and kept motionless, and the stability of the lens in the process of collecting image data is improved;
preferably, the lens tube is movably sleeved with a blocking sheet, the blocking sheet is fixedly arranged on the inner wall of the peripheral side of the sleeve, two sliding grooves are uniformly formed in the inner wall of the peripheral side of the sleeve, sliding blocks are slidably arranged in the two sliding grooves, one side, close to each other, of each sliding block is fixedly provided with the same limiting sheet, the limiting sheet is fixedly sleeved on the lens tube, and the limiting sheet is located under the blocking sheet.
Further, through the arrangement of the sliding groove, the sliding block and the limiting piece, the lens tube can only move up and down in the sleeve without rotating.
Preferably, a reset spring is arranged between the limiting piece and the blocking piece, the reset spring is sleeved on the lens tube, two ends of the reset spring are respectively contacted with the top side of the limiting piece and the bottom side of the blocking piece, a cleaning sleeve is fixedly sleeved in the sleeve, and the cleaning sleeve is matched with the protective shell in size.
Further, through the arrangement of the cleaning sleeve, the cleaning treatment is carried out on the protective shell, so that the cleaning operation of the lens can be completed in the abdominal cavity, the frequent removal of the lens in the operation process is avoided, the time is saved, the normal operation of the laparoscopic operation is ensured, and the treatment effect is ensured.
Preferably, a fastening bolt is arranged on one side of the fixing seat, and one end of the fastening bolt penetrates through the fixing seat in a threaded manner and is in contact with one side of the first T-shaped rotating block.
Further, through the setting of fastening bolt, can fix or loosen first T shape commentaries on classics piece to make medical personnel accessible rotation center commentaries on classics movable lens rotate, increased the collection scope of camera lens, be convenient for carry out the omnidirectional to patient's intraperitoneal collection image data, easy operation is convenient, has improved the practicality of device.
In summary, the invention has the technical effects and advantages that:
1. the invention has reasonable structure, and can carry out micro-heating treatment in the protective shell through the arrangement of the heating ring, so that the lens can not generate low temperature phenomenon in the abdominal cavity after meeting heat, and the occurrence of temperature difference is stopped, thereby fundamentally solving the problem of mirror fogging phenomenon, and the arrangement of the cold light lamp can play a role in lighting in the abdominal cavity of a patient, thereby facilitating the lens to collect image data in the abdominal cavity, and simultaneously absorbing redundant heat and avoiding overhigh temperature of the lens;
2. according to the invention, when the control knob is rotated, the screw rod is driven to rotate and move up and down, so that the piston is driven to move up and down, and the pressure in the fixing sleeve and the sucker is reduced or increased by the upward and downward movement of the piston, so that the device can be adsorbed and fixed on a patient or directly loosened, long-term handheld operation of medical staff is not required, and the workload of the medical staff is reduced;
3. according to the invention, when the control rotary ring is rotated, the annular rack is driven to rotate, the annular rack rotates to drive the plurality of linkage gears and the plurality of threaded rods to rotate, the plurality of threaded rods rotate to drive the plurality of moving rods to move, and then the plurality of arc-shaped fixing pieces are driven to move, so that the sleeve can be fixed or loosened, the lens can be adjusted to any depth and kept still, and the stability of the lens in image data collection is improved;
4. according to the invention, when the fastening bolt is rotated, the first T-shaped rotating block is fixed or loosened, and then the central rotating block can be fixed or loosened, so that medical staff can drive the lens to rotate by rotating the central rotating block, the acquisition range of the lens is increased, the omnibearing acquisition of image data in the abdominal cavity of a patient is facilitated, the operation is simple and convenient, and the practicability of the device is improved;
5. in the invention, when blood and adipose tissues in the abdominal cavity pollute the lens, medical staff can pull the handle block, the handle block moves to drive the lens tube to move, the lens tube moves to drive the protective shell to move until the lens tube contacts the cleaning sleeve to perform cleaning treatment, the cleaning operation of the lens can be completed in the abdominal cavity, the frequent removal of the lens in the operation process is avoided, the time is saved, the normal operation of the laparoscopic operation is ensured, and the treatment effect is ensured.
Drawings
Fig. 1 is a schematic perspective view of an embodiment of the present application;
FIG. 2 is a schematic cross-sectional view of an embodiment of the present application;
FIG. 3 is a schematic view of a cut-away structure at another location in accordance with an embodiment of the present application;
FIG. 4 is a schematic view of a part of the enlarged structure of FIG. 2;
FIG. 5 is a schematic view of a part of the enlarged structure of FIG. 3;
FIG. 6 is an enlarged schematic view of another portion of FIG. 3;
FIG. 7 is an enlarged schematic view of the structure of FIG. 4A;
fig. 8 is a schematic cross-sectional view of a fixing mechanism according to an embodiment of the present application.
In the figure: 1. a fixing seat; 2. a connecting rod; 3. a first T-shaped rotor block; 4. a pivot block; 5. a second T-shaped rotor block; 6. controlling the rotary ring; 7. a sleeve; 8. a lens tube; 9. a lens; 10. a protective shell; 11. a heating ring; 12. a handle block; 13. a cold light lamp; 14. a fixed sleeve; 15. a suction cup; 16. a piston; 17. a screw rod; 18. a control knob; 19. a moving rod; 20. an arc-shaped fixing piece; 21. a friction pad; 22. a threaded rod; 23. a linkage gear; 24. an annular rack; 25. a barrier sheet; 26. a slide block; 27. a limiting piece; 28. a return spring; 29. a cleaning sleeve; 30. and (5) fastening a bolt.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Examples: referring to fig. 1-8, a disposable laparoscope for preventing lens fogging includes a fixing base 1, wherein the fixing base 1 can be any base structure in the prior art, such as a metal base.
Two connecting rods 2 are fixedly mounted on the periphery of the fixing seat 1, the connecting rods 2 can be any metal rod in the prior art, the metal rod is fixedly connected with the periphery of the fixing seat 1 in a threaded manner, and 3-6 or more connecting rods 2 can be arranged according to actual needs.
The fixed establishment of equal fixed mounting of one end of two connecting rods 2, the first T shape groove that appears is seted up to the upside annular of fixing base 1, first T shape commentaries on classics inslot rotation is installed first T shape commentaries on classics piece 3, the upside fixed mounting of first T shape commentaries on classics piece 3 has central commentaries on classics piece 4, the second T shape commentaries on classics groove is seted up to the upside of central commentaries on classics piece 4, second T shape commentaries on classics inslot rotation is installed second T shape commentaries on classics piece 5, the upside fixed mounting of second T shape commentaries on classics piece 5 has control swivel 6, same sleeve pipe 7 has been cup jointed in fixing base 1, the activity of central commentaries on classics piece 4 and control swivel 6, be provided with spacing subassembly on the central commentaries on classics pivot piece 4, the intraductal activity of sleeve pipe 7 has cup jointed lens pipe 8, the bottom of lens pipe 8 extends outside sleeve pipe 7 and fixed mounting has camera lens 9, the fixed cover 10 has on the lens pipe 8, camera lens 9 is located the protective housing 10, fixed mounting has heating ring 11 on the top side inner wall of protective housing 10.
By means of the structure, through the arrangement of the heating ring 11, micro heating treatment can be carried out in the protective shell 10, so that the lens 9 cannot generate a low-temperature phenomenon in the abdominal cavity after being heated, the occurrence of temperature difference is avoided, and the mirror fogging phenomenon can be fundamentally solved.
As a preferred implementation manner of this embodiment, the top end of the lens tube 8 extends out of the sleeve 7 and is fixedly provided with a handle block 12, and the bottom end of the lens tube 8 is uniformly and fixedly provided with a plurality of cold light lamps 13. The cold light lamp 13 can be any cold light illuminating lamp in the prior art, and is screwed with the bottom end of the lens tube 8 for fixing. The advantage of setting like this is, can play the illumination effect in the patient's abdominal cavity, and the camera lens 9 of being convenient for gathers the image data in the abdominal cavity, can absorb unnecessary heat simultaneously, avoids the too high temperature of camera lens 9.
As a preferred embodiment of the present embodiment, the fixing mechanism includes a fixing sleeve 14, a suction cup 15 and a piston 16, the fixing sleeve 14 is fixedly installed on one end of the connecting rod 2, and the fixing sleeve 14 may be any metal sleeve in the prior art, which is screwed with one end of the connecting rod 2 for fixing. The suction cup 15 is fixedly mounted on the bottom side of the fixed sleeve 14, the fixed sleeve 14 is communicated with the suction cup 15, the piston 16 is slidably mounted in the fixed sleeve 14, and a control assembly is arranged on the piston 16. The advantage of this arrangement is that when the piston 16 moves up and down, the pressure in the fixing sleeve 14 and the suction cup 15 is reduced or increased, so that the device can be adsorbed and fixed on a patient or directly loosened, the medical staff is not required to carry out handheld operation for a long time, and the workload of the medical staff is reduced.
As a preferred implementation of this embodiment, the control assembly includes a screw 17 and a control knob 18, the bottom end of the screw 17 is rotatably mounted on the top side of the piston 16, and the top end of the screw 17 is threaded through the fixing sleeve 14 and fixedly connected to the bottom side of the control knob 18. The advantage of this arrangement is that when the control knob 18 is turned, the screw 17 is driven to rotate and move up and down, and the piston 16 is driven to move up and down, so that fixing or loosening is achieved.
As a preferred embodiment of this embodiment, the limiting component includes a plurality of moving rods 19 and a plurality of arc-shaped fixing plates 20, a plurality of moving grooves are uniformly formed on the inner wall of the circumference side of the central pivot block 4, the plurality of moving rods 19 are respectively slidably mounted in the plurality of moving grooves, the plurality of arc-shaped fixing plates 20 are respectively fixedly mounted on one ends of the plurality of moving rods 19, and friction pads 21 are fixedly mounted on one sides of the plurality of arc-shaped fixing plates 20. The friction pad 21 may be any rubber pad known in the art, and is glued to one side of the arcuate fixing piece 20 for fixing. The advantage of this arrangement is that when the plurality of moving rods 19 move, the plurality of arc-shaped fixing plates 20 are driven to move, so that the sleeve 7 can be fixed or loosened, the lens 9 can be adjusted to any depth and kept still, and the stability of the lens 9 in image data collection is improved.
As a preferred embodiment of this embodiment, a plurality of moving grooves are formed on one side inner wall of each moving groove, each moving groove is communicated with a second T-shaped rotating groove, an annular rack 24 is fixedly mounted on the bottom side of the second T-shaped rotating block 5, each moving groove is rotatably mounted on one side inner wall of each moving groove, and each moving groove is provided with a plurality of linkage gears 23, and each linkage gear 23 is meshed with the corresponding annular rack 24. The advantage of this arrangement is that when the control swivel 6 is rotated, the second T-shaped rotating block 5 drives the annular rack 24 to rotate, and the annular rack 24 rotates to drive the plurality of linkage gears 23 to rotate.
As a preferred embodiment of the present embodiment, a threaded rod 22 is fixedly mounted on one side of each of the plurality of linkage gears 23, threaded holes are formed in the other ends of the plurality of moving rods 19, and one end of the threaded rod 22 is threadedly mounted in the threaded hole of the moving rod 19. The advantage of this arrangement is that when the plurality of linkage gears 23 rotate, the plurality of threaded rods 22 are driven to rotate, and the plurality of moving rods 19 are driven to move.
As a preferred implementation manner of this embodiment, the lens tube 8 is movably sleeved with the blocking piece 25, the blocking piece 25 is fixedly mounted on the inner wall of the circumference side of the sleeve 7, two sliding grooves are uniformly formed in the inner wall of the circumference side of the sleeve 7, sliding blocks 26 are slidably mounted in the two sliding grooves, one side, close to each other, of the two sliding blocks 26 is fixedly mounted with the same limiting piece 27, the limiting piece 27 is fixedly sleeved on the lens tube 8, and the limiting piece 27 is located right below the blocking piece 25. The advantage of this arrangement is that by means of the arrangement of the slide, the slide 26 and the limit piece 27, the mirror tube 8 can only be moved up and down in the sleeve 7 without rotating.
As a preferred embodiment of this embodiment, a reset spring 28 is disposed between the limiting plate 27 and the blocking plate 25, the reset spring 28 is sleeved on the lens tube 8, two ends of the reset spring 28 are respectively contacted with the top side of the limiting plate 27 and the bottom side of the blocking plate 25, a cleaning sleeve 29 is fixedly sleeved in the sleeve 7, and the cleaning sleeve 29 is matched with the protective shell 10 in size. The advantage of this arrangement is that when the protective housing 10 is moved to contact with the cleaning sleeve 29, cleaning operation of the lens 9 can be completed in the abdominal cavity, frequent removal of the lens 9 during operation is avoided, time is saved, normal operation of laparoscopic operation is ensured, treatment effect is ensured, and automatic reset of the lens 9 after cleaning is completed can be realized through the arrangement of the reset spring 28.
As a preferred embodiment of the present embodiment, a fastening bolt 30 is provided at one side of the fixing base 1, and one end of the fastening bolt 30 is threaded through the fixing base 1 and contacts with one side of the first T-shaped rotating block 3. The advantage of setting like this is, when rotating fastening bolt 30, can fix or loosen first T shape commentaries on classics piece 3, and then can fix or loosen central pivot piece 4 to make medical personnel accessible rotate central pivot piece 4 and drive camera lens 9 rotation, increased camera lens 9's collection scope, be convenient for carry out the omnidirectional to the patient in the abdominal cavity and gather image data, easy operation is convenient, has improved the practicality of device.
The working principle of the invention is as follows:
when the device is used, the sucking disc 15 is clung to the skin of a patient, then the control knob 18 is rotated, the control knob 18 is rotated to drive the screw rod 17 to rotate and move upwards, then the piston 16 is driven to move upwards, the upward movement of the piston 16 can reduce the pressure intensity in the fixing sleeve 14 and the sucking disc 15, so that the device can be adsorbed and fixed on the patient, long-term handheld operation of medical staff is not needed, and the work load of the medical staff is reduced.
After fixing, the lens 9 can be inserted, and micro heating treatment can be carried out in the protective shell 10 through the arrangement of the heating ring 11, so that the lens 9 cannot generate a low-temperature phenomenon in the abdominal cavity after being heated, the occurrence of temperature difference is avoided, the mirror fogging phenomenon can be fundamentally solved, the illumination effect can be achieved in the abdominal cavity of a patient through the arrangement of the cold light lamp 13, the lens 9 can collect image data in the abdominal cavity conveniently, and meanwhile, redundant heat can be absorbed, so that the overhigh temperature of the lens 9 is avoided.
When the control rotary ring 6 is rotated, the annular rack 24 is driven to rotate, the annular rack 24 rotates to drive the plurality of linkage gears 23 and the plurality of threaded rods 22 to rotate, the plurality of threaded rods 22 rotate to drive the plurality of moving rods 19 to move, and then the plurality of arc-shaped fixing pieces 20 are driven to move, so that the sleeve 7 can be fixed or loosened, and the lens 9 can be adjusted to any depth and kept still; when the acquisition range of the lens 9 needs to be increased, the image is acquired in an omnibearing way in the abdominal cavity of a patient, and the first T-shaped rotating block 3 is loosened by rotating the fastening bolt 30, so that the lens 9 can be driven to rotate by rotating the central rotating block 4; when the fixed point carefully gathers the image, rotatable fastening bolt 30, fixed first T shape commentaries on classics piece 3, and then fixed centre pivot piece 4 prevent that camera lens 9 from rotating and rocking, improved the stability when camera lens 9 gathers image data.
When blood and adipose tissue in the abdominal cavity pollute the lens 9, medical staff can pull the handle block 12, the handle block 12 moves to drive the lens tube 8 to move, the lens tube 8 moves to drive the protective shell 10 to move until contacting the cleaning sleeve 29 to perform cleaning treatment, so that the cleaning operation of the lens 9 can be completed in the abdominal cavity, frequent taking out of the lens 9 in the operation process is avoided, the time is saved, the normal operation of the laparoscopic operation is ensured, and the treatment effect is ensured.
Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present invention, and although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present invention.
Claims (5)
1. Disposable laparoscope capable of preventing lens from fogging, comprising a fixed seat (1), and being characterized in that: a plurality of connecting rods (2) are fixedly arranged on the peripheral side of the fixed seat (1), one ends of the connecting rods (2) are fixedly provided with a fixing mechanism, the fixing mechanism comprises a fixing sleeve (14), a sucker (15) and a piston (16), the fixing sleeve (14) is fixedly arranged on one end of the connecting rod (2), the sucker (15) is fixedly arranged on the bottom side of the fixing sleeve (14), the fixing sleeve (14) is communicated with the sucker (15), the piston (16) is slidably arranged in the fixing sleeve (14), a control assembly is arranged on the piston (16), the control assembly comprises a screw rod (17) and a control knob (18), the bottom end of the screw rod (17) is rotatably arranged on the top side of the piston (16), the top thread of the screw rod (17) penetrates through the fixing sleeve (14) and is fixedly connected with the bottom side of the control knob (18), a first T-shaped rotating groove is annularly arranged on the top side of the fixed seat (1), a first T-shaped rotating block (3) is rotatably arranged in the first T-shaped rotating block (3), the first T-shaped rotating block (3) is rotatably arranged on the first T-shaped rotating block (4) and the first T-shaped block (3) is rotatably arranged on the first T-shaped block (4), the top side of the central rotating block (4) is provided with a second T-shaped rotating groove, the second T-shaped rotating block (5) is rotationally installed in the second T-shaped rotating groove, the top side of the second T-shaped rotating block (5) is fixedly provided with a control rotating ring (6), the central rotating block (4) and the control rotating ring (6) are rotationally connected through the second T-shaped rotating block (5), the fixed seat (1) and the central rotating block (4) are movably sleeved with a sleeve (7) in the control rotating ring (6), a limiting component is arranged in the central rotating block (4), the limiting component comprises a plurality of moving rods (19) and a plurality of arc-shaped fixing pieces (20), the circumference side inner walls of the central rotating block (4) are uniformly provided with a plurality of moving grooves, the moving rods (19) are respectively and slidably installed in the moving grooves, the arc-shaped fixing pieces (20) are respectively and fixedly installed at one ends of the moving rods (19), the plurality of moving rods (19) are respectively provided with a plurality of circular connecting grooves (23), the inner walls (23) are respectively provided with a plurality of annular connecting grooves (23) on one side of the inner walls (24) of the two connecting blocks, and one side (24) of the connecting grooves are respectively connected with the plurality of the inner walls (24) which are fixedly connected with one side of the connecting grooves, a plurality of equal fixed mounting in one side of linkage gear (23) has threaded rod (22), threaded hole has been seted up to the other end of movable rod (19), threaded rod (22) threaded mounting has been cup jointed mirror tube (8) at the threaded hole of movable rod (19) in sleeve pipe (7) internalization, the bottom of mirror tube (8) extends to outside sleeve pipe (7) and fixed mounting have camera lens (9), fixed cover has cup jointed protective housing (10) on mirror tube (8), camera lens (9) are located in protective housing (10), fixed mounting has heating ring (11) on the topside inner wall of protective housing (10).
2. A disposable laparoscope for preventing lens fogging according to claim 1, wherein: the top end of the mirror tube (8) extends out of the sleeve (7) and is fixedly provided with a handle block (12), and the bottom end of the mirror tube (8) is uniformly and fixedly provided with a plurality of cold light lamps (13).
3. A disposable laparoscope for preventing lens fogging according to claim 1, wherein: the lens tube (8) is movably sleeved with a blocking sheet (25), the blocking sheet (25) is fixedly installed on the inner wall of the periphery of the sleeve (7), two sliding grooves are uniformly formed in the inner wall of the periphery of the sleeve (7), sliding blocks (26) are slidably installed in the sliding grooves, one side, close to each other, of each sliding block (26) is fixedly provided with one limiting sheet (27), the limiting sheets (27) are fixedly sleeved on the lens tube (8), and the limiting sheets (27) are located right below the blocking sheets (25).
4. A disposable laparoscope for preventing lens fogging according to claim 3, wherein: be provided with reset spring (28) between spacing piece (27) with stop piece (25), reset spring (28) cover is established on mirror tube (8), reset spring (28) both ends respectively with the top of spacing piece (27) with the bottom of stopping piece (25) contacts, sleeve pipe (7) internal fixation cup joints clean cover (29), the size looks adaptation of clean cover (29) and protecting crust (10).
5. A disposable laparoscope for preventing lens fogging according to claim 1, wherein: one side of the fixed seat (1) is provided with a fastening bolt (30), and one end thread of the fastening bolt (30) penetrates through the fixed seat (1) and is abutted to the first T-shaped rotating block (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011596751.6A CN112704469B (en) | 2020-12-29 | 2020-12-29 | Disposable laparoscope capable of preventing lens from fogging and use method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011596751.6A CN112704469B (en) | 2020-12-29 | 2020-12-29 | Disposable laparoscope capable of preventing lens from fogging and use method thereof |
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| CN112704469A CN112704469A (en) | 2021-04-27 |
| CN112704469B true CN112704469B (en) | 2023-05-09 |
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