CN210582447U - Superfine single-channel electronic hysteroscope with negative pressure function - Google Patents
Superfine single-channel electronic hysteroscope with negative pressure function Download PDFInfo
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- CN210582447U CN210582447U CN201920756937.XU CN201920756937U CN210582447U CN 210582447 U CN210582447 U CN 210582447U CN 201920756937 U CN201920756937 U CN 201920756937U CN 210582447 U CN210582447 U CN 210582447U
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Abstract
The utility model discloses an ultra-fine single-channel electronic hysteroscope with negative pressure function, which comprises a barrel body, wherein the rear end of the barrel body is sleeved with a handle, the barrel body is a straight tube with a single channel, and the outer diameter of the barrel body is not more than 4 mm; the wall thickness of the cylinder body is not more than 0.13 mm; the front end of the cylinder body is fixedly provided with an image acquisition end which seals the front end of the cylinder body; the outer diameter of the image acquisition end is not larger than that of the cylinder; the outer wall of the cylinder body is provided with a through hole for the entrance and exit of uterine distention liquid, the rear end of the cylinder body is provided with a three-way joint, and the three-way joint comprises a first interface, a second interface and a third interface; the three-way joint is provided with a control switch. The utility model discloses a hysteroscope is applicable to and carries out the palace chamber inspection at the hospital outpatient service to the old woman after the menopause, and its convenient operation has the fast advantage of inspection, has both had the function of expanding the palace, has the function of negative pressure attraction again, has satisfied the inspection needs of the hospital outpatient service completely.
Description
Technical Field
The utility model relates to a medical instrument of gynaecology, in particular to electron hysteroscope of superfine single channel area negative pressure function.
Background
The hysteroscope used in outpatient service of the hospital at present is suitable for carrying out uterine cavity examination on young or middle-aged adult females. Postmenopausal elderly women have cervical atrophy and narrow uterine channels. The hysteroscope that present hospital outpatient service used, because the anterior barrel external diameter of hysteroscope is great, can't get into the palace chamber of the old women after the menopause, lead to can't use this hysteroscope to carry out gynecological examination to it when hospital outpatient service.
In addition, in the existing visible abortion uterine cavity tissue suction system, the barrel at the front end of the visible abortion uterine cavity tissue suction system is generally in a bent shape, the barrel is generally distributed in a double-cavity shape, the outer diameter of the barrel is large and is generally about 10mm, the barrel is made of plastic or metal, and the wall thickness of the barrel is greater than or equal to 0.25 mm. The device is used for the abortion operation of young or middle aged people, but is limited to the use in an operating room.
Similar products appear in foreign markets, a pipe at the front part of the device is usually a plastic pipe, only a liquid inlet channel is arranged, a liquid outlet channel is not arranged, and uterine cavity tissues cannot be sucked and led out.
At present, no hysteroscope suitable for the examination of uterine cavity of the postmenopausal old female in hospital outpatient clinic exists.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to overcome the above-mentioned defect that prior art exists, provide an electron hysteroscope of superfine single channel area negative pressure function.
The utility model discloses an above-mentioned technical problem is solved through following technical scheme:
an ultra-fine single-channel electronic hysteroscope with a negative pressure function comprises a cylinder body, wherein a handle is sleeved at the rear end of the cylinder body, the cylinder body is a single-channel straight pipe, and the outer diameter of the cylinder body is not more than 4 mm; the wall thickness of the cylinder body is not more than 0.13 mm; the front end of the cylinder body is fixedly provided with an image acquisition end which seals the front end of the cylinder body; a lens module and a light source module are embedded on the front end face of the image acquisition end; the outer diameter of the image acquisition end is not larger than that of the cylinder; the outer wall of the barrel body is provided with a through hole for the uterus swelling liquid to enter and exit, the rear end of the barrel body is provided with a three-way joint, and the three-way joint comprises a first interface communicated with the barrel body, a second interface used for connecting a uterus swelling device and a third interface used for connecting a negative pressure device; the three-way joint is provided with a control switch for controlling the first interface to be communicated with the second interface only or the first interface to be communicated with the third interface only.
The image acquisition end is in a circular truncated cone shape, and the symmetry axis of the image acquisition end is superposed with the symmetry axis of the barrel; the rear end face of the image acquisition end is circular and is fixedly connected to the front end of the cylinder, and the front end face of the image acquisition end is oval.
The lens module comprises an optical lens and a photoelectric sensor which are connected in sequence, the photoelectric sensor is connected with a flexible circuit board, the flexible circuit board extends along the inner cavity of the barrel body, and the flexible circuit board penetrates through the barrel body and extends into the handle.
The light source module is the LED lamp, and the quantity of LED lamp is one or two, and the LED lamp is located around the camera lens module, and the LED lamp is connected in flexible line way board.
The light source module includes optic fibre and the LED lamp that provides the light source for optic fibre, and the preceding tip of optic fibre is located around the camera lens module, and optic fibre extends to the rear end of barrel and wears to locate the barrel at the inner chamber of barrel, and the rear end of optic fibre is located the handle, and the LED lamp is located in the handle and is located the outside of barrel, and the LED lamp is connected in flexible line way board.
The optical fiber is at least two, the front end of the optical fiber is annularly distributed along the periphery of the lens module, the optical fiber is made of high polymer materials, a heat-shrinkable tube is arranged in the barrel and sleeved outside all the optical fibers, and the heat-shrinkable tube extends into the handle along with the flexible circuit board.
The handle is provided with a circuit board interface, and the flexible circuit board is connected with the circuit board interface.
The through hole is close to the image acquisition end.
The material of the cylinder body is stainless steel.
The third interface is provided with a filter screen.
The beneficial effects of the utility model reside in that: the utility model discloses a hysteroscope is applicable to and carries out the palace chamber inspection at the hospital outpatient service to the old woman after the menopause, and its convenient operation has the fast advantage of inspection. The utility model discloses a hysteroscope has the tiny advantage of barrel, has both had the function of expanding the palace, has the function of negative pressure suction again, has satisfied the inspection needs of hospital's outpatient service completely. The utility model discloses a hysteroscope compact structure, low in manufacturing cost both can use as disposable, also can use many times after the disinfection.
Drawings
Fig. 1 is an external structural schematic diagram of embodiment 1 of the present invention.
Fig. 2 is a schematic diagram of the internal structure of embodiment 1 of the present invention.
Fig. 3 is an enlarged view of a portion a of fig. 2.
Fig. 4 is a schematic structural diagram of the image capturing end according to embodiment 1 of the present invention.
Fig. 5 is a view from direction B of fig. 4.
Fig. 6 is a schematic view of the internal structure of embodiment 2 of the present invention.
Fig. 7 is a schematic structural diagram of an image capturing end according to embodiment 2 of the present invention.
Fig. 8 is a view of direction C in fig. 7 when there is one LED lamp of the light source module according to embodiment 2 of the present invention.
Fig. 9 is a view of direction C in fig. 7 when there are two LED lamps of the light source module according to embodiment 2 of the present invention.
Detailed Description
The present invention will be more clearly and completely described below with reference to the accompanying drawings.
Example 1
As shown in fig. 1, fig. 2, fig. 3, fig. 4 and fig. 5, the ultra-fine single-channel electronic hysteroscope with the negative pressure function comprises a cylinder 10, and a handle 20 is sleeved at the rear end of the cylinder 10.
A plurality of clamping blocks 22 for fixing the cylinder are arranged in the handle 20, and the clamping blocks are respectively arranged at two sides of the cylinder.
The cylinder body 10 is a single-channel straight pipe, and the outer diameter of the cylinder body is not more than 4 mm; the wall thickness of the cylinder is not more than 0.13 mm. The material of the cylinder body is stainless steel.
The front end of the cylinder 10 is fixedly provided with an image acquisition end 30, and the front end of the cylinder 10 is sealed by the image acquisition end 30. The outer diameter of the image capturing end 30 is no greater than the outer diameter of the barrel.
The outer wall of the cylinder body 10 is provided with a through hole 11 for the uterus swelling liquid to enter and exit. The through hole 11 is close to the image capturing end 30.
The rear end of the cylinder 10 is provided with a three-way joint 40, and the three-way joint 40 comprises a first interface 41 communicated with the cylinder 10, a second interface 42 used for connecting the uterus dilating device and a third interface 43 used for connecting the negative pressure device.
The three-way joint 40 is provided with a control switch 44 for controlling the first interface to be communicated with only the second interface or the first interface to be communicated with only the third interface.
The third port 43 is provided with a filter screen 45. The filter screen is screwed on the second interface, and the filter screen can also be connected with the second interface in other detachable modes. Uterine cavity tissues can be reserved on the filter screen, and after the filter screen is detached, medical examination can be carried out on the uterine cavity tissues.
The image acquisition end 30 is in a circular truncated cone shape, and the symmetry axis of the image acquisition end is superposed with the symmetry axis of the barrel; the rear end face of the image acquisition end is circular and is fixedly connected to the front end of the cylinder, and the front end face of the image acquisition end is oval.
The front end face of the image acquisition end 30 is embedded with a lens module 31 and a light source module.
The lens module 31 comprises an optical lens 34 and a photoelectric sensor 35 which are connected in sequence, the photoelectric sensor is connected with a flexible circuit board 33, the flexible circuit board extends along the inner cavity of the barrel body, and the flexible circuit board penetrates through the barrel body and extends into the handle.
The handle 20 is provided with a circuit board interface 21, and the flexible circuit board 33 is connected to the circuit board interface 21.
The light source module comprises an optical fiber 51 and an LED lamp 52 for providing a light source for the optical fiber, the front end part of the optical fiber 51 is arranged around the lens module 31, the optical fiber extends to the rear end of the barrel in the inner cavity of the barrel and penetrates through the barrel 10, the rear end part of the optical fiber 51 is positioned in the handle 20, the LED lamp 52 is arranged in the handle and positioned outside the barrel, and the LED lamp 52 is connected to the flexible circuit board 33.
The optical fibers 51 are at least two, the front end portions of the optical fibers are circumferentially distributed along the periphery of the lens module 31, the optical fibers are made of high polymer materials, a heat shrink tube 50 is arranged in the barrel, the heat shrink tube 50 is sleeved outside all the optical fibers, and the heat shrink tube extends into the handle along with the flexible circuit board.
An LED lamp in the handle provides a light source and an optical fiber conducts the light to the outside of the image acquisition end. Because can set up a plurality of optic fibre on image acquisition end, consequently, can form a plurality ofly "light source point" around the camera lens module to make the light that image acquisition end sent more even, the irradiation range is wider, makes can obtain the illumination better in camera lens field of vision scope, has improved the definition that this electron hysteroscope obtained the image greatly.
The utility model discloses can carry out palace chamber inspection to the old woman after the menopause when the hospital outpatient service.
When the device is used in outpatient service of a hospital, the image acquisition end and the cylinder body enter the uterine cavity. The second interface of the three-way joint is connected with the uterus expanding device, and the third interface of the three-way joint is connected with the negative pressure device. The image display device matched with the hysteroscope is connected with the circuit board interface on the handle.
And adjusting a control switch on the three-way joint to firstly communicate the first interface and the second interface of the three-way joint. The uterus swelling device pumps out uterus swelling liquid, and the uterus swelling liquid enters the uterine cavity after passing through the second interface of the three-way joint, the first interface of the three-way joint, the inner cavity of the cylinder body and the through hole on the cylinder body in sequence.
The light source module of the image acquisition end provides a light source, and the lens module transmits the uterine cavity image to the image display device through the flexible circuit board. The doctor can check the uterine cavity through the image display device.
And after the check is finished, adjusting a control switch on the three-way joint to enable the first interface and the third interface of the three-way joint to be communicated. Before the control switch is adjusted, the uterus dilating device is closed.
The negative pressure device connected to the third interface of the three-way joint is started to suck out the uterus swelling liquid. The uterus expanding liquid passes through the through hole on the cylinder body, the inner cavity of the cylinder body, the first connector of the three-way connector and the third connector of the three-way connector in sequence and is sucked out of the uterine cavity by the negative pressure device.
The uterine cavity tissue sucked out along with the uterine distention liquid is filtered by the filter screen and is kept on the filter screen. After the filter screen is disassembled, the uterine cavity tissue can be subjected to medical examination.
The utility model discloses a hysteroscope is applicable to and carries out the palace chamber inspection at the hospital outpatient service to the old woman after the menopause, and its convenient operation has the fast advantage of inspection.
The utility model discloses a hysteroscope has the tiny advantage of barrel, has both had the function of expanding the palace, has the function of negative pressure suction again, has satisfied the inspection needs of hospital's outpatient service completely.
The utility model discloses a hysteroscope compact structure, low in manufacturing cost can be used as disposable.
The utility model discloses a hysteroscope has filled the market blank in this field.
Example 2
As shown in fig. 6, 7, 8 and 9, the present embodiment is different from embodiment 1 only in the light source module. Since other components are the same as those in embodiment 1, they will not be described again.
In this embodiment, the light source module is an LED lamp 32, the number of the LED lamps is one or two, the LED lamps are disposed around the lens module, and the LED lamps are connected to the flexible circuit board.
As shown in fig. 8, there is one LED lamp 32. As shown in fig. 9, the LED lamps 32 are two. Since the area of the front end surface of the pattern capturing end is limited, the size of the LED lamp when two LEDs are used is much smaller than the size of the LED lamp when one LED lamp is used. When the number of the LED lamps is two, the two LED lamps are respectively arranged on two sides of the lens module, so that the electronic hysteroscope can be better illuminated in the visual field range of the lens, and the definition of the image obtained by the electronic hysteroscope is improved.
The using method and the beneficial effects of the embodiment are the same as those of the embodiment 1, and are not described herein again.
Although specific embodiments of the present invention have been described above, it will be understood by those skilled in the art that this is by way of example only and that the scope of the invention is defined by the appended claims. Various changes and modifications to these embodiments may be made by those skilled in the art without departing from the spirit and the principles of the present invention, and these changes and modifications are all within the scope of the present invention.
Claims (10)
1. An ultra-fine single-channel electronic hysteroscope with a negative pressure function comprises a cylinder body, and the rear end of the cylinder body is sleeved with a handle, and is characterized in that the cylinder body is a single-channel straight pipe, and the outer diameter of the cylinder body is not more than 4 mm; the wall thickness of the cylinder body is not more than 0.13 mm; the front end of the cylinder body is fixedly provided with an image acquisition end which seals the front end of the cylinder body; a lens module and a light source module are embedded on the front end face of the image acquisition end; the outer diameter of the image acquisition end is not larger than that of the cylinder; the outer wall of the barrel body is provided with a through hole for the uterus swelling liquid to enter and exit, the rear end of the barrel body is provided with a three-way joint, and the three-way joint comprises a first interface communicated with the barrel body, a second interface used for connecting a uterus swelling device and a third interface used for connecting a negative pressure device; the three-way joint is provided with a control switch for controlling the first interface to be communicated with the second interface only or the first interface to be communicated with the third interface only.
2. The ultra-fine single-channel electronic hysteroscope with negative pressure function of claim 1, wherein the image collecting end is in the shape of a circular truncated cone, and the symmetry axis of the image collecting end is coincident with the symmetry axis of the cylinder; the rear end face of the image acquisition end is circular and is fixedly connected to the front end of the cylinder, and the front end face of the image acquisition end is oval.
3. The ultra-fine single-channel electronic hysteroscope with negative pressure function as recited in claim 1, wherein the lens module comprises an optical lens and a photoelectric sensor connected in sequence, the photoelectric sensor is connected with a flexible circuit board, the flexible circuit board extends along the inner cavity of the cylinder body, and the flexible circuit board is arranged through the cylinder body and extends into the handle.
4. The ultra-fine single-channel electronic hysteroscope with negative pressure function of claim 3, wherein the light source module is one or two LED lamps, the LED lamps are arranged around the lens module, and the LED lamps are connected to the flexible circuit board.
5. The ultra-fine single-channel electronic hysteroscope with negative pressure function as recited in claim 3, wherein the light source module comprises an optical fiber and an LED lamp for providing light source for the optical fiber, the front end of the optical fiber is disposed around the lens module, the optical fiber extends to the rear end of the barrel in the inner cavity of the barrel and penetrates through the barrel, the rear end of the optical fiber is disposed in the handle, the LED lamp is disposed in the handle and outside the barrel, and the LED lamp is connected to the flexible circuit board.
6. The ultra-fine single-channel electronic hysteroscope with negative pressure function of claim 5, wherein there are at least two optical fibers, the front ends of the optical fibers are circumferentially distributed along the circumference of the lens module, the optical fibers are made of polymer material, a heat-shrinkable tube is arranged in the cylinder body, the heat-shrinkable tube is sleeved outside all the optical fibers, and the heat-shrinkable tube extends into the handle along with the flexible circuit board.
7. The ultra-fine single-channel electronic hysteroscope with negative pressure function as recited in claim 3, wherein the handle is provided with a circuit board interface, and the flexible circuit board is connected to the circuit board interface.
8. The ultra-fine single-channel electronic hysteroscope with negative pressure function of claim 1, wherein the through hole is near the image acquisition end.
9. The ultra-fine single-channel electronic hysteroscope with negative pressure function of claim 1, wherein the cylinder is made of stainless steel.
10. The ultra-fine single-channel electronic hysteroscope with negative pressure function as recited in claim 1, wherein the third port is provided with a filter screen.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201920756937.XU CN210582447U (en) | 2019-05-24 | 2019-05-24 | Superfine single-channel electronic hysteroscope with negative pressure function |
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| CN201920756937.XU CN210582447U (en) | 2019-05-24 | 2019-05-24 | Superfine single-channel electronic hysteroscope with negative pressure function |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110063707A (en) * | 2019-05-24 | 2019-07-30 | 上海宇度医学科技股份有限公司 | Electronic hysteroscope of the ultra-fine single channel with negative pressure function |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110063707A (en) * | 2019-05-24 | 2019-07-30 | 上海宇度医学科技股份有限公司 | Electronic hysteroscope of the ultra-fine single channel with negative pressure function |
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