CN116784788B - Visual intrauterine endoscope assembly and disposable intrauterine endoscope catheter - Google Patents
Visual intrauterine endoscope assembly and disposable intrauterine endoscope catheter Download PDFInfo
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- CN116784788B CN116784788B CN202311094090.0A CN202311094090A CN116784788B CN 116784788 B CN116784788 B CN 116784788B CN 202311094090 A CN202311094090 A CN 202311094090A CN 116784788 B CN116784788 B CN 116784788B
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- 230000000007 visual effect Effects 0.000 title claims abstract description 36
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 70
- 230000005540 biological transmission Effects 0.000 claims description 25
- 238000007789 sealing Methods 0.000 claims description 17
- 238000011010 flushing procedure Methods 0.000 claims description 10
- 238000004140 cleaning Methods 0.000 claims description 6
- 238000010521 absorption reaction Methods 0.000 description 6
- 239000007788 liquid Substances 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 238000007689 inspection Methods 0.000 description 4
- 210000003679 cervix uteri Anatomy 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 201000009273 Endometriosis Diseases 0.000 description 1
- 208000032843 Hemorrhage Diseases 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 208000034158 bleeding Diseases 0.000 description 1
- 230000000740 bleeding effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 210000004996 female reproductive system Anatomy 0.000 description 1
- 208000000509 infertility Diseases 0.000 description 1
- 230000036512 infertility Effects 0.000 description 1
- 231100000535 infertility Toxicity 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
- 210000001672 ovary Anatomy 0.000 description 1
- 210000003101 oviduct Anatomy 0.000 description 1
- 230000001575 pathological effect Effects 0.000 description 1
- 210000004197 pelvis Anatomy 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 210000004291 uterus Anatomy 0.000 description 1
- 210000001215 vagina Anatomy 0.000 description 1
Classifications
-
- 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
- A61B1/303—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 the vagina, i.e. vaginoscopes
-
- 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
- A61B1/00112—Connection or coupling means
- A61B1/00119—Tubes or pipes in or with an endoscope
-
- 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
- A61B1/00131—Accessories for endoscopes
- A61B1/00135—Oversleeves mounted on the endoscope prior to insertion
-
- 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
- A61B1/00163—Optical arrangements
- A61B1/00174—Optical arrangements characterised by the viewing angles
-
- 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
- A61B1/005—Flexible endoscopes
- A61B1/0051—Flexible endoscopes with controlled bending of insertion part
- A61B1/0055—Constructional details of insertion parts, e.g. vertebral elements
-
- 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
- A61B1/012—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 characterised by internal passages or accessories therefor
- A61B1/015—Control of fluid supply or evacuation
-
- 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
-
- 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
-
- 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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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Surgery (AREA)
- Biophysics (AREA)
- Biomedical Technology (AREA)
- Veterinary Medicine (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Optics & Photonics (AREA)
- Pathology (AREA)
- Radiology & Medical Imaging (AREA)
- Public Health (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Gynecology & Obstetrics (AREA)
- Reproductive Health (AREA)
- Endoscopes (AREA)
Abstract
The invention relates to the technical field of medical equipment, and discloses a visual uterine cavity endoscope assembly and a disposable uterine cavity endoscope catheter, wherein the visual uterine cavity endoscope assembly comprises a shell, an end cover arranged in the shell, a lens sheath arranged on the end cover, a lens rod arranged in the lens sheath, a lens arranged at the end part of the lens rod, and an angle between the lens and the lens rod is 0-30 degrees; the shell is provided with a rotating unit. According to the visual uterine cavity endoscope assembly, the lens bent sideways can be rotated by rotating the adjusting knob, a larger examination view can be obtained by rotating the lens, and discomfort caused by swinging the lens sheath to an inspector is avoided; the operation of adjusting the rotation of the lens is changed from rotation to pressing through the pressing unit, so that the lens can be operated to rotate while holding the hysteroscope, and the operation is simplified; through the adjusting unit, the single-time pressing lens rotating angle is controlled, so that the lens rotating is controlled to be more accurate, and meanwhile, the operation habits of different people are adapted.
Description
Technical Field
The invention relates to the technical field of medical instruments, in particular to a visual uterine cavity endoscope assembly and a disposable uterine cavity endoscope catheter.
Background
A visual uterine cavity endoscope is a medical instrument for observing and inspecting organs inside female reproductive systems, including uterus, pelvis, fallopian tubes and ovaries; the cervical vertebra-protecting device consists of an elongated lens and a light source, and a doctor can directly observe the condition inside a uterine cavity by inserting the elongated lens into a vagina and a cervical orifice; the visual uterine cavity endoscope can be used for diagnosing and treating various gynecological diseases, such as abnormal bleeding, infertility, endometriosis and the like; it is typically a simple, non-invasive examination and treatment procedure performed in a hospital or clinic; during operation, a physician may use the instrument to acquire images and to sample biological tissue for pathological examination.
When a doctor wants to acquire a larger examination view, he needs to swing the lens sheath through the holding end to shift the lens so as to acquire a better examination view; because the sheath is inserted by the cervix, the cervix is narrower, and the hysteroscope can not rotate too much angle when holding by one hand, simultaneously, the swing of the sheath can cause discomfort of the checked person, and the swing amplitude is limited, so that a wider checking view can not be obtained.
Disclosure of Invention
The present invention has been made in view of the above-described problems of the conventional visual hysteroscope assembly in which the insertion of the scope sheath from the cervix causes discomfort to the subject and the swing of the scope sheath is limited, and a wider examination field cannot be obtained.
Accordingly, it is an object of the present invention to provide a visual intrauterine endoscope assembly, which aims at: the bending lens is operated to rotate by holding the handle, so that a better inspection view is obtained.
In order to achieve the above purpose, the present invention provides the following technical solutions: the visual hysteroscope assembly comprises a shell, an end cover arranged in the shell, a lens sheath arranged on the end cover, a lens arranged in the lens sheath, and a lens arranged at the end part of the lens rod, wherein the angle between the lens and the lens rod is 0-30 degrees; the shell is provided with a rotating unit, and the rotating unit is used for rotating the lens to increase the visual range of the uterine cavity endoscope;
the shell is made of plastic materials, the inside of the shell is hollow, the end cover is connected with the shell through threads, a hole is formed in the end cover, and the mirror sheath is fixedly connected with the hole; the lens rod passes through the left end of the lens sheath and is arranged in the lens sheath, the included angle between the lens and the lens rod is 30 degrees, and the area of the view swept by the lens is larger by rotating the lens rod;
the rotating unit comprises a cylindrical block arranged on the shell, a sealing ring arranged between the lens sheath and the cylindrical block, and an adjusting knob arranged at the right end of the cylindrical block, wherein the lens rod sequentially passes through the lens sheath, the sealing ring, the cylindrical block and the adjusting knob, a limiting bulge arranged on the adjusting knob, and a limiting groove arranged on the lens rod, and the limiting bulge is matched with the limiting groove;
the cylindrical block is fixedly connected to the shell, and the adjusting knob is rotatably arranged on the cylindrical block; the sealing ring is arranged between the cylindrical block and the mirror sheath, and circular grooves are formed at two ends of the sealing ring and respectively propped against the end surfaces of the mirror sheath and the cylindrical block to play a role in leakage prevention; the center of the sealing ring, the cylindrical block and the adjusting knob is provided with a hole with the same diameter as the mirror rod, and the mirror rod sequentially passes through the mirror sheath, the sealing ring, the cylindrical block and the adjusting knob and passes out of the right end face of the adjusting knob; the limiting groove is formed in the end portion of the lens rod, the limiting protrusion is fixed in the hole of the adjusting knob and clamped in the limiting groove, when the adjusting knob is rotated, the lens rod is driven to rotate, and then the lens is driven to rotate, so that the visual area is increased.
As a preferred embodiment of the visual intrauterine endoscope assembly according to the present invention, wherein: the lens sheath is provided with a flushing unit, and the flushing unit has the function of cleaning the lens and the uterine cavity, so that the surgical visual field is clear; the flushing unit comprises a first water outlet cavity arranged on the mirror sheath, a first water suction cavity arranged on the mirror sheath, a connecting pipe arranged on the shell, the connecting pipe is connected with the mirror sheath, a second water suction cavity arranged in the connecting pipe, a second water outlet cavity arranged in the connecting pipe, the first water outlet cavity is communicated with the second water outlet cavity, the first water suction cavity is communicated with the second water suction cavity, a plug female connector arranged at the end part of the connecting pipe and a catheter body arranged on the plug female connector;
the mirror sheath is a double-layer tube, the inner cavity is used for accommodating the mirror rod, the outer cavity is divided into two semicircular cavities, namely a first water outlet cavity and a first water suction cavity, the first water outlet cavity is used for spraying cleaning liquid, and the first water suction cavity is used for absorbing waste liquid; the connecting pipe penetrates through the shell and is fixedly connected with the mirror sheath, the first water absorption cavity and the second water absorption cavity form a water absorption passage, and the first water outlet cavity and the second water outlet cavity form a water outlet passage; the plug female is used for connecting with the disposable catheter.
As a preferred embodiment of the visual intrauterine endoscope assembly according to the present invention, wherein: a pressing unit is arranged in the shell, and the pressing unit is used for conveniently rotating the lens; the pressing unit comprises a transmission element arranged in the shell and a pressing element arranged on the shell, and the pressing element is connected with the adjusting knob through the transmission element.
As a preferred embodiment of the visual intrauterine endoscope assembly according to the present invention, wherein: the transmission element comprises a tooth slot arranged on the adjusting knob, a first rotating shaft arranged in the shell, a worm arranged on the first rotating shaft, a first gear arranged on the first rotating shaft, a second rotating shaft arranged in the shell and a second gear arranged on the second rotating shaft, wherein the second gear is a unidirectional gear. The second gear is meshed with the first gear;
the adjusting knob is provided with a tooth slot, the first rotating shaft is rotatably arranged in the shell, the worm is fixedly connected to the first rotating shaft, and the worm is meshed with the tooth slot; the first gear is fixedly connected to the first rotating shaft, the second rotating shaft is rotatably arranged in the shell, the second gear is fixedly connected to the second rotating shaft, the second gear is meshed with the first gear, the second gear is a unidirectional gear and can only rotate anticlockwise, and the second gear can rotate to drive the adjusting knob to rotate and further drive the mirror rod to rotate.
As a preferred embodiment of the visual intrauterine endoscope assembly according to the present invention, wherein: the pressing element comprises a pressing block arranged on the shell, a rotating lug arranged on the pressing block, a first supporting shaft arranged in the shell, a transmission bar arranged on the pressing block and a ratchet arranged on the transmission bar, wherein the ratchet is meshed with the second gear;
the shell is provided with a pressing opening, and the pressing block is movably arranged in the pressing opening. The first support shaft is fixedly connected in the shell, the rotating lug is fixedly connected with the pressing block, the rotating lug sleeve is arranged on the first support shaft, a torsion spring is arranged between the rotating lug and the first support shaft, the pressing block is pressed down, and the pressing block rotates around the first support shaft; the transmission strip is fixedly connected to the edge of the pressing block, an elastic ratchet piece is fixedly connected to the edge of the transmission strip and meshed with the second gear, and when the pressing block is pressed down, the ratchet piece drives the second gear to rotate, and when the pressing block is sprung, no transmission exists between the ratchet piece and the second gear.
As a preferred embodiment of the visual intrauterine endoscope assembly according to the present invention, wherein: the pressing block is hollow, and an adjusting unit is arranged in the pressing block and is used for adjusting the pressing distance of the pressing block so as to adjust the rotation angle of the lens during single pressing;
the adjusting unit comprises a second supporting shaft arranged in the pressing block, a rotating disc arranged on the second supporting shaft, an eccentric groove arranged on the rotating disc, a limiting rod arranged on the shell and an arc-shaped rod arranged at the end part of the limiting rod, and when the pressing block is pressed down, the eccentric groove is attached to the arc-shaped rod;
the second support shaft is fixed in the pressing block cavity, the rotating disc is rotatably arranged on the second support shaft, an opening is formed in the pressing block, and 1/3 circular arc of the rotating disc is arranged outside the pressing block cavity through the opening and can slide outside the pressing block; the edge of the rotating disc is provided with an eccentric groove, and the section of the groove is an eccentric circle rotating around the second supporting shaft; one end of the limiting rod is fixedly connected with the shell, the other end of the limiting rod is fixedly connected with the arc-shaped rod, and when the pressing block is pressed down, the bottom of the eccentric groove abuts against the arc-shaped rod to limit the movement of the pressing block.
The invention also provides a disposable uterine cavity endoscope catheter, which aims at: the catheter is convenient to replace when being matched with a visual uterine cavity endoscope assembly for use.
In order to achieve the above purpose, the present invention provides the following technical solutions: the disposable uterine cavity endoscope catheter comprises a catheter body, wherein the catheter body comprises a male plug, a water outlet catheter which is matched with the male plug and the female plug and is arranged on the male plug, and a water suction catheter which is arranged on the male plug and is communicated with a second water outlet cavity.
The invention has the beneficial effects that:
1. the lens rod sequentially passes through the lens sheath, the sealing ring, the cylindrical block and the adjusting knob, so that the limiting protrusion is clamped in the limiting groove, the adjusting knob is rotated, the adjusting knob drives the lens rod to rotate, the lens rod drives the lens to rotate, the visual range is greatly increased, the accuracy of hysteroscopy is improved, and discomfort caused by swinging the lens sheath to an inspector is avoided.
2. The pressing block is pressed down, the pressing block drives the ratchet piece to move right, the ratchet piece drives the second gear to rotate, the second gear drives the first gear to rotate, the first gear drives the coaxial worm to rotate, the worm is meshed with the tooth groove, the adjusting knob is driven to rotate, and then the lens is driven to rotate, so that inspection fields of view in different directions are obtained, and the angle of the lens is adjusted while the hysteroscope is held by one hand.
3. The sliding rotating disc is arranged at the outer part of the pressing block, so that the eccentric groove rotates around the second supporting rod, the pressing block is pressed downwards, the pressing block rotates around the second supporting shaft, the bottom of the eccentric groove is propped against the arc-shaped rod, when the eccentric groove rotates to different positions, the pressing stroke of the pressing block is different, the rotation angle of the lens is further different, and the sliding rotating disc plays a role in adjusting the rotation angle of the lens to be pressed downwards for a single time.
Drawings
Fig. 1 is a schematic view of the overall structure of the visual intrauterine endoscope assembly of the present invention.
Fig. 2 is a schematic view of the internal structure of the visual intrauterine endoscope assembly of the present invention.
Fig. 3 is a cross-sectional view of the visual intrauterine endoscope assembly of the present invention.
Fig. 4 is a cross-sectional view of fig. 2 at a.
Fig. 5 is a schematic view of the lens structure of the visual intrauterine endoscope assembly of the present invention.
Fig. 6 is a schematic view of the structure of an adjusting knob of the visual intrauterine endoscope assembly of the present invention.
Fig. 7 is a schematic view of the pressing unit of the visible hysteroscope assembly of the present invention.
Fig. 8 is a schematic diagram of the structure at B in fig. 7.
Fig. 9 is a schematic view of the structure of the adjusting unit of the visible hysteroscope assembly of the present invention.
Fig. 10 is a cross-sectional view of an adjustment unit of the visual intrauterine endoscope assembly of the present invention.
In the figure: 1. a housing; 2. an end cap; 3. a sheath; 4. a mirror lever; 5. a lens; 6. a rotating unit; 7. a cylindrical block; 8. a seal ring; 9. an adjustment knob; 10. a limit protrusion; 11. a limit groove; 12. a flushing unit; 13. a first water outlet cavity; 14. a first water suction chamber; 15. a connecting pipe; 16. a second water suction chamber; 17. a second water outlet cavity; 18. inserting a female connector; 19. inserting a male connector; 20. a water outlet conduit; 21. a water-absorbing duct; 22. a pressing unit; 23. a transmission element; 24. a pressing element; 25. tooth slots; 26. a first rotation shaft; 27. a worm; 28. a first gear; 29. a second rotation shaft; 30. a second gear; 31. pressing the blocks; 32. rotating the ear; 33. a first support shaft; 34. a transmission bar; 35. a ratchet piece; 36. an adjusting unit; 37. a second support shaft; 38. a rotating disc; 39. an eccentric groove; 40. a limit rod; 41. an arc-shaped rod; 42 catheter body.
Detailed Description
Example 1: referring to fig. 1-6, for a first embodiment of the present invention, there is provided a visual intrauterine endoscope assembly, the apparatus comprising:
the lens comprises a shell 1, an end cover 2 arranged in the shell 1, a lens sheath 3 arranged on the end cover 2, a lens rod 4 arranged in the lens sheath 3, and a lens 5 arranged at the end part of the lens rod 4, wherein the angle between the lens 5 and the lens rod 4 is 0-30 degrees; the shell 1 is provided with a rotating unit 6, and the rotating unit 6 is used for rotating the lens 5 to increase the visual range of the uterine cavity endoscope.
Specifically, the shell 1 is made of plastic material, the inside of the shell is hollow, the end cover 2 is connected with the shell 1 through threads, a hole is formed in the end cover 2, and the mirror sheath 3 is fixedly connected with the hole; the lens rod 4 passes through the left end of the lens sheath 3 and is arranged in the lens sheath 3, an included angle between the lens 5 and the lens rod 4 is 30 degrees, and the view area swept by the lens 5 is larger by rotating the lens rod 4.
The rotary unit 6 comprises a cylindrical block 7 arranged on the shell 1, a sealing ring 8 arranged between the mirror sheath 3 and the cylindrical block 7, and an adjusting knob 9 arranged at the right end of the cylindrical block 7, wherein the mirror rod 4 sequentially penetrates through the mirror sheath 3, the sealing ring 8, the cylindrical block 7 and the adjusting knob 9, a limiting protrusion 10 arranged on the adjusting knob 9, and a limiting groove 11 arranged on the mirror rod 4, and the limiting protrusion 10 is matched with the limiting groove 11.
Specifically, the cylindrical block 7 is fixedly connected to the housing 1, and the adjusting knob 9 is rotatably arranged on the cylindrical block 7; the sealing ring 8 is arranged between the cylindrical block 7 and the mirror sheath 3, and circular grooves are formed in two ends of the sealing ring 8 and respectively abut against the end surfaces of the mirror sheath and the cylindrical block 7 to play a role in leakage prevention; the centers of the sealing ring 8, the cylindrical block 7 and the adjusting knob 9 are provided with holes with the same diameter as the mirror rod 4, the mirror rod 4 sequentially passes through the mirror sheath 3, the sealing ring 8, the cylindrical block 7 and the adjusting knob 9, and then passes out from the right end face of the adjusting knob 9; the limiting groove 11 has been seted up to mirror pole 4 tip, and the downthehole fixed with spacing protruding 10 of adjust knob 9, spacing protruding 10 block is in limiting groove 11, makes when rotating adjust knob 9, drives mirror pole 4 and rotates, and then drives camera lens 5 and rotate, increases visual area.
The lens sheath 3 is provided with a flushing unit 12, and the flushing unit 12 has the function of cleaning the lens 5 and the uterine cavity so as to make the surgical field of vision clear; the flushing unit 12 comprises a first water outlet cavity 13 arranged on the mirror sheath 3, a first water suction cavity 14 arranged on the mirror sheath 3, a connecting pipe 15 arranged on the shell 1, the connecting pipe 15 is connected with the mirror sheath 3, a second water suction cavity 16 arranged in the connecting pipe 15, a second water outlet cavity 17 arranged in the connecting pipe 15, the first water outlet cavity 13 is communicated with the second water outlet cavity 17, the first water suction cavity 14 is communicated with the second water suction cavity 16, a plugging female connector 18 arranged at the end part of the connecting pipe 15, and a catheter body 42 arranged on the plugging female connector 18.
Specifically, the mirror sheath 3 is a double-layer tube, the inner cavity is used for accommodating the mirror rod 4, the outer cavity is divided into two semicircular cavities, namely a first water outlet cavity 13 and a first water suction cavity 14, the first water outlet cavity 13 is used for spraying cleaning liquid, and the first water suction cavity 14 is used for absorbing waste liquid; the connecting pipe 15 passes through the shell 1 and is fixedly connected with the mirror sheath 3, the first water absorption cavity 14 and the second water absorption cavity 16 form a water absorption passage, and the first water outlet cavity 13 and the second water outlet cavity 17 form a water outlet passage; the female connector 18 is adapted to be coupled to the catheter body 42.
In the use, pass mirror pole 4 in proper order and overlap 3, sealing washer 8, cylinder piece 7 and adjust knob 9, make spacing protruding 10 block in spacing groove 11, rotate adjust knob 9, adjust knob 9 drives mirror pole 4 and rotates, and mirror pole 4 drives camera lens 5 and rotates, and camera lens 5 arbitrary angle rotates, makes visual scope greatly increased, has increased hysteroscopy's accuracy.
Example 2: referring to fig. 1 to 8, a second embodiment of the present invention is different from the first embodiment in that:
a pressing unit 22 is arranged in the shell 1, and the pressing unit 22 is used for conveniently rotating the lens 5; the pressing unit 22 includes a transmission member 23 provided in the housing 1, and a pressing member 24 provided on the housing 1, and the pressing member 24 is connected to the adjustment knob 9 through the transmission member 23.
The transmission element 23 comprises a toothed slot 25 provided on the adjustment knob 9, a first rotation shaft 26 provided in the housing 1, a worm 27 provided on the first rotation shaft 26, a first gear 28 provided on the first rotation shaft 26, a second rotation shaft 29 provided in the housing 1, and a second gear 30 provided on the second rotation shaft 29, and the second gear 30 is a unidirectional gear. The second gear 30 is meshed with the first gear 28.
Specifically, the adjusting knob 9 is provided with a tooth slot 25, the first rotating shaft 26 is rotatably arranged in the shell 1, the worm 27 is fixedly connected to the first rotating shaft 26, and the worm 27 is meshed with the tooth slot 25; the first gear 28 is fixedly connected to the first rotating shaft 26, the second rotating shaft 29 is rotatably arranged in the shell 1, the second gear 30 is fixedly connected to the second rotating shaft 29, the second gear 30 is meshed with the first gear 28, the second gear 30 is a unidirectional gear and can only rotate anticlockwise, and the second gear 30 rotates to drive the adjusting knob 9 to rotate and further drive the mirror rod 4 to rotate.
The pressing element 24 comprises a pressing block 31 arranged on the shell 1, a rotating lug 32 arranged on the pressing block 31, a first supporting shaft 33 arranged in the shell 1, a transmission bar 34 arranged on the pressing block 31 and a ratchet piece 35 arranged on the transmission bar 34, wherein the rotating lug 32 is sleeved on the first supporting shaft 33, and the ratchet piece 35 is meshed with the second gear 30.
Specifically, the casing 1 is provided with a pressing opening, and the pressing block 31 is movably disposed in the pressing opening. The first support shaft 33 is fixedly connected in the shell 1, the rotating lug 32 is fixedly connected with the pressing block 31, the rotating lug 32 is sleeved on the first support shaft 33, a torsion spring is arranged between the rotating lug 32 and the first support shaft 33, the pressing block 31 is pressed down, and the pressing block 31 rotates around the first support shaft 33; the transmission strip 34 is fixedly connected to the edge of the pressing block 31, an elastic ratchet piece 35 is fixedly connected to the edge of the transmission strip 34, the elastic ratchet piece 35 is meshed with the second gear 30, when the pressing block 31 is pressed down, the ratchet piece 35 drives the second gear 30 to rotate, and when the pressing block 31 is sprung, no transmission exists between the ratchet piece 35 and the second gear 30.
In the use process, the pressing block 31 is pressed down, the pressing block 31 drives the ratchet piece 35 to move rightwards, the ratchet piece 35 drives the second gear 30 to rotate, the second gear 30 drives the first gear 28 to rotate, the first gear 28 drives the coaxial worm 27 to rotate, the worm 27 is meshed with the tooth groove 25, the adjusting knob 9 is driven to rotate, and the lens 5 is driven to rotate, so that inspection fields of view in different directions are obtained; releasing the pressing block 31, and enabling the pressing block 31 to spring upwards, wherein the elastic ratchet piece 35 is pressed down by the second gear 30 in the process of moving leftwards, and no transmission occurs between the elastic ratchet piece and the second gear 30; the lens 5 rotates a certain angle when the pressing block 31 is pressed down once, so that the angle of the lens 5 is adjusted while the hysteroscope is held by one hand.
The rest of the structure is the same as that of embodiment 1.
Example 3: referring to fig. 1 to 10, a third embodiment of the present invention is different from the second embodiment in that:
the pressing block 31 is hollow, an adjusting unit 36 is arranged in the pressing block 31, and the adjusting unit 36 is used for adjusting the pressing distance of the pressing block 31 so as to adjust the rotation angle of the lens 5 during single pressing;
the adjusting unit 36 includes a second support shaft 37 disposed in the pressing block 31, a rotating disc 38 disposed on the second support shaft 37, an eccentric groove 39 disposed on the rotating disc 38, a limit lever 40 disposed on the housing 1, and an arc-shaped lever 41 disposed at an end of the limit lever 40, and when the pressing block 31 is pressed down, the eccentric groove 39 is attached to the arc-shaped lever 41.
Specifically, the second supporting shaft 37 is fixed in the cavity of the pressing block 31, the rotating disc 38 is rotatably arranged on the second supporting shaft 37, an opening is formed in the pressing block 31, and 1/3 circular arc of the rotating disc 38 is arranged outside the cavity of the pressing block 31 through the opening, so that the rotating disc 38 can slide outside the pressing block 31; the edge of the rotating disc 38 is provided with an eccentric groove 39, and the section of the groove is an eccentric circle rotating around the second supporting shaft 37; one end of the limiting rod 40 is fixedly connected with the shell 1, the other end of the limiting rod is fixedly connected with the arc-shaped rod 41, and when the pressing block 31 is pressed down, the bottom of the eccentric groove 39 abuts against the arc-shaped rod 41 to limit the movement of the pressing block 31.
During the use, the part of the sliding rotating disc 38 outside the pressing block 31 makes the eccentric groove 39 rotate around the second supporting rod, the pressing block 31 is pressed downwards, the pressing block 31 rotates around the second supporting shaft 37, the bottom of the eccentric groove 39 is propped against the arc-shaped rod 41, when the eccentric groove 39 rotates to different positions, the pressing stroke of the pressing block 31 is different, the rotation angle of the lens 5 is further different, and the sliding rotating disc 38 plays a role in adjusting the rotation angle of the lens 5 of the single pressing block 31.
The rest of the structure is the same as that of embodiment 2.
Example 4: referring to fig. 2, a disposable uterine cavity endoscope catheter according to a fourth embodiment of the present invention is provided, the device comprises a catheter body 42, the catheter body 42 comprises a male plug 19, the male plug 19 and the female plug 18 are matched, a water outlet catheter 20 is arranged on the male plug 19, and a water suction catheter 21 is arranged on the male plug 19, the water outlet catheter 20 is communicated with the second water outlet cavity 17, and the water suction catheter 21 is communicated with the second water suction cavity 16.
In the use process, the plug male connector 19 is connected with the plug female connector 18, the water outlet conduit 20 is connected with the water outlet pump, the water suction conduit 21 is connected with the water suction pump, and the discharge of the cleaning liquid and the recovery of the waste liquid are realized by controlling the switch of the water outlet pump and the water suction pump; the disposable uterine cavity endoscope catheter is replaced after being used.
Example 5: referring to fig. 1-10, for a fifth embodiment of the present invention, a method of using a visual intrauterine endoscope assembly is provided, comprising the steps of:
s1: the lens rod 4 sequentially passes through the lens sheath 3, the sealing ring 8, the cylindrical block 7 and the adjusting knob 9, so that the limiting protrusion 10 is clamped in the limiting groove 11, the adjusting knob 9 is rotated, the adjusting knob 9 drives the lens rod 4 to rotate, the lens rod 4 drives the lens 5 to rotate, and the lens 5 rotates at any angle, so that the visual range is greatly increased, and the accuracy of hysteroscopy is improved;
s3: pressing down the pressing block 31, the pressing block 31 drives the ratchet piece 35 to move right, the ratchet piece 35 drives the second gear 30 to rotate, the second gear 30 drives the first gear 28 to rotate, the first gear 28 drives the coaxial worm 27 to rotate, the worm 27 is meshed with the tooth groove 25, the adjusting knob 9 is driven to rotate, and the lens 5 is driven to rotate, so that inspection fields of view in different directions are obtained; releasing the pressing block 31, and enabling the pressing block 31 to spring upwards, wherein the elastic ratchet piece 35 is pressed down by the second gear 30 in the process of moving leftwards, and no transmission occurs between the elastic ratchet piece and the second gear 30; the lens 5 rotates a certain angle when the pressing block 31 is pressed down once, so that the angle of the lens 5 is adjusted while the hysteroscope is held by one hand;
s4: the sliding rotating disc 38 rotates the eccentric groove 39 around the second supporting rod at the outer part of the pressing block 31, presses down the pressing block 31, rotates the pressing block 31 around the second supporting shaft 37, and when the bottom of the eccentric groove 39 is propped against the arc-shaped rod 41 and the eccentric groove 39 rotates to different positions, the pressing stroke of the pressing block 31 is different, so that the rotation angle of the lens 5 is different, and the sliding rotating disc 38 plays a role in adjusting the rotation angle of the lens 5 of the pressing block 31 when the single pressing is performed.
Claims (2)
1. Visual palace chamber endoscope subassembly, including casing (1), set up end cover (2) in casing (1), set up mirror sheath (3) on end cover (2), set up mirror pole (4) in mirror sheath (3), set up camera lens (5) at mirror pole (4) tip, its characterized in that:
the angle between the lens (5) and the lens rod (4) is 0-30 degrees;
a rotating unit (6) is arranged on the shell (1), and the rotating unit (6) is used for rotating the lens (5) to increase the visual range of the uterine cavity endoscope;
the rotating unit (6) comprises a cylindrical block (7) arranged on the shell (1), a sealing ring (8) arranged between the lens sheath (3) and the cylindrical block (7), and an adjusting knob (9) arranged at the right end of the cylindrical block (7), wherein the lens rod (4) sequentially penetrates through the lens sheath (3), the sealing ring (8), the cylindrical block (7) and the adjusting knob (9), a limiting protrusion (10) arranged on the adjusting knob (9) and a limiting groove (11) arranged on the lens rod (4), and the limiting protrusion (10) is matched with the limiting groove (11);
the lens sheath (3) is provided with a flushing unit (12), and the flushing unit (12) is used for cleaning the lens (5) and the uterine cavity, so that the surgical field of vision is clear;
the flushing unit (12) comprises a first water outlet cavity (13) arranged on the mirror sheath (3), a first water suction cavity (14) arranged on the mirror sheath (3), a connecting pipe (15) arranged on the shell (1), wherein the connecting pipe (15) is connected with the mirror sheath (3), a second water suction cavity (16) arranged in the connecting pipe (15), a second water outlet cavity (17) arranged in the connecting pipe (15), the first water outlet cavity (13) is communicated with the second water outlet cavity (17), the first water suction cavity (14) is communicated with the second water suction cavity (16), a plugging female connector (18) arranged at the end part of the connecting pipe (15) and a catheter body (42) arranged on the plugging female connector;
a pressing unit (22) is arranged in the shell (1), and the pressing unit (22) is used for conveniently rotating the lens (5);
the pressing unit (22) comprises a transmission element (23) arranged in the shell (1) and a pressing element (24) arranged on the shell (1), and the pressing element (24) is connected with the adjusting knob (9) through the transmission element (23);
the transmission element (23) comprises a tooth slot (25) arranged on the adjusting knob (9), a first rotating shaft (26) arranged in the shell (1), a worm (27) arranged on the first rotating shaft (26), a first gear (28) arranged on the first rotating shaft (26), a second rotating shaft (29) arranged in the shell (1) and a second gear (30) arranged on the second rotating shaft (29), wherein the second gear (30) is a one-way gear, and the second gear (30) is meshed with the first gear (28);
the pressing element (24) comprises a pressing block (31) arranged on the shell (1), a rotating lug (32) arranged on the pressing block (31), a first supporting shaft (33) arranged in the shell (1), a transmission bar (34) sleeved on the first supporting shaft (33) and arranged on the pressing block (31), and a ratchet piece (35) arranged on the transmission bar (34), wherein the ratchet piece (35) is meshed with the second gear (30);
the pressing block (31) is hollow, an adjusting unit (36) is arranged in the pressing block (31), and the adjusting unit (36) is used for adjusting the pressing distance of the pressing block (31) so as to adjust the rotation angle of the lens (5) during single pressing;
the adjusting unit (36) comprises a second supporting shaft (37) arranged in the pressing block (31), a rotating disc (38) arranged on the second supporting shaft (37), an eccentric groove (39) arranged on the rotating disc (38), a limiting rod (40) arranged on the shell (1), and an arc-shaped rod (41) arranged at the end part of the limiting rod (40), and when the pressing block (31) is pressed down, the eccentric groove (39) is attached to the arc-shaped rod (41).
2. A disposable intrauterine endoscopic catheter for use with the visual intrauterine endoscopic assembly of claim 1, wherein: including pipe body (42), pipe body (42) are including pegging graft public head (19), and pegging graft public head (19) and pegging graft female head (18) cooperate, set up play water pipe (20) on pegging graft public head (19), and set up the pipe (21) that absorbs water on pegging graft public head (19), and play water pipe (20) and second play water cavity (17) intercommunication, the pipe (21) that absorbs water communicates with second water cavity (16).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202311094090.0A CN116784788B (en) | 2023-08-29 | 2023-08-29 | Visual intrauterine endoscope assembly and disposable intrauterine endoscope catheter |
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| CN202311094090.0A CN116784788B (en) | 2023-08-29 | 2023-08-29 | Visual intrauterine endoscope assembly and disposable intrauterine endoscope catheter |
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| CN116784788B true CN116784788B (en) | 2023-11-14 |
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| CN117179692B (en) * | 2023-11-08 | 2024-04-30 | 苏州术客高鑫科技有限公司 | Cervical screening handle capable of loading optical fiber catheter |
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| US5630787A (en) * | 1993-02-18 | 1997-05-20 | Olympus Optical Co., Ltd. | System including endoscope and disposable protection cover with channel |
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| CN116784788A (en) | 2023-09-22 |
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