CN202891882U - Electronic endoscope - Google Patents
Electronic endoscope Download PDFInfo
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- CN202891882U CN202891882U CN 201220372825 CN201220372825U CN202891882U CN 202891882 U CN202891882 U CN 202891882U CN 201220372825 CN201220372825 CN 201220372825 CN 201220372825 U CN201220372825 U CN 201220372825U CN 202891882 U CN202891882 U CN 202891882U
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Abstract
The utility model relates to a medical instrument, in particular to an electronic endoscope which is used for inspection, diagnosis and treatment of urology diseases like diseases in the bladder and the urethra. The electronic endoscope comprises a telescope, and is characterized in that the telescope is connected with an operation handle, and the operation handle is connected with a display mechanism. The telescope comprises an insertion portion, a soft bend portion and a front end portion, wherein the insertion portion, the soft bend portion and the front end portion are mutually connected, and the front end portion is provided with an endoscope head. A lighting system is arranged in the operation handle and comprises a floodlight and a light transmitting bundle connected with the floodlight, one end of the light transmitting bundle is connected with the floodlight, and the other end of the light transmitting bundle extends into the front end portion. The electronic endoscope is small in pipe diameter, small in pain caused by inserting, small in heating quantity, safe to use, simple in structure and convenient to carry and work, and solves the technical problems that inserting causes pain, equipment is large, light transmitting bundles are long, and the heat quality is large of a cystoscope in the prior art.
Description
Technical field
This utility model relates to a kind of medical apparatus and instruments, relates in particular to a kind of clinical fujinon electronic video endoscope that the urology department diseases such as bladder, urethra is checked diagnosis and treatment.
Background technology
At present, when clinical medicine was diagnosed and treat urethra, bladder disease, fujinon electronic video endoscope was necessary, and fujinon electronic video endoscope and fujinon electronic video endoscope technology are widely used clinically, are the important tool of Urology Surgery diagnosis and treatment disease.Now a lot of fujinon electronic video endoscope inner cores are optical systems of using glass lens pillar ordered arrangement, have unavoidably loss in the process that light transmits in system, have so just restricted the further raising of fujinon electronic video endoscope optical system biography as the system diagram picture.The endoscope illumination method of transmission has two kinds of forms usually, a kind of is the optical fibre illumination method, light source is installed in the controller, with light guide bundles light is directed to endoscope and inserts tip, light source has bulb and great power LED etc., wherein bulb is again dividing of Halogen light, xenon lamp etc., and another kind is the pure LED illumination that low-power LED is directly installed on the first end of mirror pipe.Adopt the illumination of battery powered and compact LED to become the traditional primitive form of portable set.But the medical electric mirror particularly is applied in the fujinon electronic video endoscope of bladder disease diagnosis and treatment, inserts that the tip diameter increases a bit or head has the local pyrexia phenomenon, all is unacceptable concerning patient and doctor.Therefore, LED directly is installed throws light on and may realize hardly inserting tip, the lighting system that keeps desktop computer is necessary.In existing open file; Chinese patent " hard multichannel electronic cystoscope (CN201558096U) " is arranged; specifically disclose a kind of hard multichannel electronic cystoscope; its profile has kept traditional cystoscopic outward appearance substantially; hard multichannel electronic cystoscope is divided into main body scope and two parts of sheath pipe; the sheath pipe is designed with at least one operating walk way; the first end of sheath pipe is designed to obtuse; be conducive to protect urethra not to be damaged; sheath pipe and main body scope are used in conjunction with by locking device; the optical system of main body scope is abandoned traditional glass cylindricality lens optical system; replace as resolution is higher, the better electronic CCD optical system of picture quality, the main body scope is designed with a diameter more than or equal to the instrument channel of 2.8mm; adopt this large diameter instrument channel, make things convenient for operation technique.
The utility model content
This utility model also provides a kind of caliber little simultaneously, inserts misery little, and caloric value is little, uses safety, and is simple in structure, is convenient for carrying the fujinon electronic video endoscope of work; Solved the cystoscope that exists in the prior art and inserted relatively misery, equipment is huge, and light guide bundles length is long, the technical problem that caloric value is large.
This utility model provides a kind of natural physiological curve that can effectively comply with human urethra, and field range is large, eliminates viewing blind zone, the image clear display, and degree of making a definite diagnosis is high, reduces the fujinon electronic video endoscope of operation technique difficulty; Solved the cystoscope that exists in the prior art and easily produced viewing blind zone, field range is inadequate, easily the technical problem of mistaken diagnosis.
Above-mentioned technical problem of the present utility model solves by following technical proposals: a kind of fujinon electronic video endoscope, comprise the mirror pipe, and it is characterized in that: described mirror pipe is connected with operating grip, is connected with indication mechanism at operating grip; Described mirror pipe comprises interconnective insertion section, soft bending section and first end, and first end is provided with camera lens; Be provided with illuminator in the described operating grip, described illuminator comprises illuminating lamp and the light guide bundles that is connected with illuminating lamp, and an end of light guide bundles links to each other with illuminating lamp, and an other end of light guide bundles extends to first end.Illuminator is directly moved in the operating grip, do not need again external power supply or controller, simple in structure.And do not have controller, and the complete machine current drain is little, uses battery powered, and small-scale liquid crystal display screen displayed map picture is so that electronic cystoscope is convenient for carrying.Illuminating lamp has been selected small-power, does not therefore need special cooling system, only depends on the metalwork natural heat dissipation of operating grip inside to get final product, and has dwindled volume, has made condition for making superfine endoscope.The diameter of mirror pipe is 2 ~ 7mm, and the voltage 3 ~ 12V of power supply can not constitute a threat to human body, to doctor and patient very safety all.And light guide bundles is directly extended to first end by the illuminating lamp part, it is original 1/3 ~ 1/5 that its length only has, and the length of light guide bundles shortens greatly, and light decay reduces, improved brightness and be used for remedying the loss that the bulb power reduction causes, made output illumination keep original level.
The method of attachment of illuminating lamp and light guide bundles can adopt direct docking also can adopt collecting lens to be of coupled connections.
As a kind of preferred, described illuminator is fixed on the interior base plate of operating grip, illuminator comprises the holder of a stationary lamp and light guide bundles, holder is fixed on the base plate, one end of holder is connected with the substrate of illuminating lamp by pressing plate, offer a through hole in fixing head, be fixed with the light guide bundles stationary pipes in through hole, light guide bundles is positioned at the light guide bundles stationary pipes.Illuminating lamp and light guide bundles direct-coupling are coated heat-conducting silicone grease in the substrate both ends of the surface, and pressing plate is with the good metal material manufacturing of heat conductivity, and each faying face is smooth smooth and compress, and can be transferred to the heat that illuminating lamp sends as soon as possible on the base plate, improves heat dispersion.
As more preferably, described illuminating lamp is positioned at an end of through hole, and illuminating lamp is provided with encapsulation outward and uses printing opacity glue, and illuminating lamp and light guide bundles are located along the same line, and end and the illuminating lamp of light guide bundles join.
The light guide bundles stationary pipes can be by being tightly fixed in holder, also can be threaded connection to be fixed in the holder.As more preferably, the side of described holder is provided with screw hole, screw hole and through hole conducting, and cross-under holding screw in screw hole, the end of holding screw is connected to the external peripheral surface of light guide bundles stationary pipes.When holding screw unclamped, the light guide bundles stationary pipes can endwisely slip in the through hole in holder, and when holding screw was tightened, the light guide bundles stationary pipes was fixed.The light guide bundles stationary pipes endwisely slips in holder, can adjust the distance between light guide bundles and the illuminating lamp, thereby so that the brightness of output is more suitable.
Preferred as another kind, described illuminator is fixed on the interior base plate of operating grip, illuminator comprises a holder, holder is fixed on the base plate, end at holder is fixed with the illuminating lamp substrate by pressing plate, illuminating lamp is fixed on the substrate, offer through hole at holder, in through hole, be provided with battery of lens, the other end at holder is fixed with spacer shell, is provided with via in spacer shell, and an end of via is communicated with the through hole on the holder, be provided with the light guide bundles stationary pipes in the via, light guide bundles is positioned at the light guide bundles stationary pipes.The scioptics group is of coupled connections, and can obtain higher light output intensity, and the light guide bundles end face should be positioned on the focus of lens output.In order to dwindle physical dimension, last a slice lensed endface to the distance of focus is 15mm ~ 20mm during light path design.By the holder fixed lens group, by the fixing light guide bundles stationary pipes of spacer shell, substrate is fixed on the holder by pressing plate, and pressing plate is with the good metal material manufacturing of heat conductivity, such as materials such as fine copper, aluminum.
As more preferably, through hole on the described holder is shoulder hole, in through hole, be provided with for circle between each lens distance in the adjustment battery of lens, described illuminating lamp, battery of lens and light guide bundles are located along the same line, the through hole of the holder of illuminating lamp and battery of lens joint is round table-like, greater than the through-hole diameter towards illuminating lamp one end, the light guide bundles end face is positioned on the focus of battery of lens output towards the through-hole diameter of battery of lens one end.Through hole is the loudspeaker diffusion type, can make things convenient for the brightness of illumination of illuminating lamp by the first lens of horn mouth photograph to battery of lens, and the laggard line focusing of scioptics realizes leaded light.Battery of lens be to be consisted of by four plus lens, circle is determined relative position relation and is kept certain distance to realize focusing between passing through between each lens, a circle can also be used for adjusting the distance between each eyeglass, realizes the focusing of different focal.
As more preferably, the side of described spacer shell is provided with screw hole, screw hole and through hole conducting, and cross-under holding screw in screw hole, the end of holding screw is connected to the external peripheral surface of light guide bundles stationary pipes.Adjust the position of light guide bundles stationary pipes in the spacer shell through hole by holding screw.
As preferably, described illuminating lamp is low-power LED lamp, and the power of LED lamp is less than 1 watt.Illuminating lamp is selected low power LED lamp, and the substrate fixing at LED is connected with two lead-in wires, passes into dc source at two lead-in wires, and LED is just luminous, and luminous intensity reaches 700ml, and specifically when using, the forward voltage drop of work is 2.9V, and current work is at 190-200mA.The led light source caloric value is little, and owing under small-power, uses also safer.
As preferably, described operating grip comprises operating main body and the operating portion that is connected with the mirror pipe, be provided with driving lever at operating main body, driving lever is fixed on the operating main body by rotating shaft, driving lever links to each other by the bending section of rope with the mirror tube end, described bending section adopts the snake bone structure, and formerly the end is equipped with cmos image sensor and optical lens.Adopt the miniature image sensor, image definition is high, and color is true to nature.Soft bending section can be realized by changing the part relative position, the two ends of drag rope are separately fixed at the both sides of the inwall of mirror tube end, rope is stretching, walk in insertion tube so that rope is parallel, stir driving lever, rope two ends one on the other, the traction snake bone is done and is bent upwards or is bent downwardly motion, the stroke of maximum bend angle and rope is relevant with the crooking ability of snake bone.Being coated on the outer crooked skin of snake bone, is in order to protect snake bone, dustproof and waterproof, the painful degree when reducing insertion simultaneously.The mirror pipe inserts in the urethra, because the existence of the soft bending section of mirror pipe, can be crooked up and down, by first end signal is transmitted, the maximum bend angle of soft bending section is greater than 180 °, can realize the requirement that " looks back at " at intravesical having enlarged field range, eliminated the blind area of observing, make things convenient for the doctor to diagnose, simultaneously, image is outputed to outside display screen by the image output link in real time, alleviated doctor's labor intensity, avoided mistaken diagnosis and failed to pinpoint a disease in diagnosis the generation of situation.And on operating portion, also be provided with a plurality of passages, and can perform the operation by insertion instrument, can by attracting a mouthful imbibition, improve cystoscopic functionalization and convenience simultaneously.
As preferably, described operating grip comprises operating main body and the operating portion that is connected with the mirror pipe, be provided with female Luer at operating portion, be provided with apparatus entrance and infusion port in female Luer, be connected with liquid crystal display at operating main body, be provided with lithium battery in liquid crystal display, lithium battery is connected on the substrate of illuminating lamp installation by electric wire.On the female Luer various entrances can be set, such as apparatus entrance and infusion port, the operating theater instruments such as biopsy forceps, foreign body forceps, seal wire enter from the apparatus entrance, along instrument channel, through the insertion section, bending section and first end, until stretch out outside the mirror, be used for carrying out biopsy and other operation technique.Simultaneously, liquid can inject or sucking-off from infusion port.During the operation technique that outes when when needs carry out liquid, advancing, liquid from infusion port fill with into, from the suction outlet sucking-off of operating grip top, also can control by suction shaft.Button on the display is in order to realize the various menu functions of display, as: " entering ", " withdrawing from ", " selection ", " preservation ", " deletion " etc.In a side of display, also be designed with SD bayonet socket, usb data line mouth, charge port etc.Realize respectively inserting the functions such as SD card, view data output, charging.Clean at equipment, maintain, when sterilizing, female Luer, suction shaft and display all can be pulled down, patch port at display, cover Special sealing cover, damage equipment when preventing from sterilizing.Display is not suitable with soaked with liquid formula disinfection way.
Therefore, fujinon electronic video endoscope of the present utility model possesses following advantage:
(1), portable working method.The innovation of working method makes whole the hand-holdable formula operation of equipment, need not electrical network civil power, desk-top controller, Special-purpose cold light source, dedicated monitor, the mirror body does not have cable, flexible pipe, light carrier bundle to connect with extraneous, so the use of equipment is not subjected to the restriction in place, equipment moving, easy to carry.
(2), simple in structure, equipment cost is low.This utility model product has been abandoned the traditional design theory, significantly simplifies structure, has reduced cost, equipment cost only is 1/5～1/10 of current product, has effectively alleviated hospital, patient's financial burden.
(3), equipment operating is simple, easy to learn.This utility model product is quick for installation, simple to operate, need not special training, and new hand easily grasps.Popularization to novel device is significant.
(4), safety is good.This instrument internal maximum operating voltage is 5V only, human body is not constituted a threat to, and therefore doctor or patient is perfectly safe.
Description of drawings
Fig. 1 is the schematic diagram of fujinon electronic video endoscope of the present utility model.
Fig. 2 is the bending section warp architecture schematic diagram in Fig. 1.
Fig. 3 is a kind of schematic internal view of fujinon electronic video endoscope of the present utility model.
Fig. 4 is the interior illuminating lamp of Fig. 3 and the enlarged diagram of the direct-coupled sectional structure of light guide bundles.
Fig. 5 is the another kind of schematic internal view of fujinon electronic video endoscope of the present utility model.
Fig. 6 is the enlarged diagram of the sectional structure of the interior illuminating lamp of Fig. 5 and the coupling of light guide bundles scioptics group.
The specific embodiment
Below by embodiment, and by reference to the accompanying drawings, the technical scheme of utility model is described in further detail.
Embodiment 1:
As shown in Figure 1, a kind of fujinon electronic video endoscope comprises mirror pipe 1 and the operating grip 2 that links to each other with mirror pipe 1.Operating grip 2 comprises the operating main body 4 and the operating portion 6 that is connected with mirror pipe 1 that links to each other with liquid crystal display 3.Mirror pipe 1 is to be connected and composed successively by first end 7, soft bending section 8 and insertion section 9.The diameter of mirror pipe 1 is 5mm, and its degree is 380mm.Elder generation end 7 is equipped with cmos image sensor and optical lens, and soft bending section 8 is formed by the snake bone structure.Be fixed with driving lever 13 and liquid crystal display 3 at operating main body 4, at the back side of liquid crystal display 3 lithium battery be installed, be used for power supply.In a side of display 3, also have (not shown in FIG.) such as SD bayonet socket, usb data line mouth, charge port.Driving lever 13 is fixed on the operating main body 4 by rotating shaft 11, and driving lever 13 links to each other with the soft bending section 8 of mirror tube end by drag rope 14, and soft bending section 8 adopts snake bone structure (as shown in Figure 2).In operating grip 2, be fixed with rotating shaft 11, be socketed with runner 12 in rotating shaft 11, rotating shaft 11 is externally connected with driving lever 13, solderless wrapped connection drag rope 14 on runner 11, the two ends of drag rope 14 are fixed on mirror pipe 1 inwall both sides, two drag ropes 14 that are parallel to each other in the 1 interior formation of mirror pipe, outside the drag rope 14 that is parallel to each other, respectively be provided with a guide wheel 15, the axis of two guide wheels 15 is parallel to each other and is symmetrical, two guide wheels 15 will play a guiding and tension to drag rope 14 near runner 12 places.One-body molded on operating portion 6 have a joint Connection Block 10, is fixed with female Luer 5 at joint Connection Block 10, in female Luer 5 mechanical inputs 51 and an infusion port 52 is installed.
As shown in Figure 3, be fixed with a LED bulb 16 in operating grip 2, the power of LED bulb 16 is 0.5W, and it is 200mA that electric current is decided in work, and luminous intensity is 700ml.One light guide bundles 17 is arranged below LED bulb 16, and light guide bundles 17 extends to the first end 7 of mirror pipe.
As shown in Figure 4, LED lamp 16 is fixed on the substrate 18, and the lead-in wire of two on the substrate 18 19 battery parts that are connected on the display 3 pass into DC current by battery to LED lamp 16.One pressing plate 20 is arranged on the substrate 18, and pressing plate 20 is fixed on the holder 22 by screw 21, and holder 22 is fixed on the base plate 23 by screw 21, and base plate 23 is positioned at operating grip, is a metalwork.Pressing plate 20 adopts the pure copper material manufacturing, guarantees the smooth smooth and compression of each faying face, and the heat that LED lamp 16 is sent is transferred on the base plate 23 as early as possible, by the metalwork natural heat dissipation of base plate 23.Offer a through hole 24 at the center of holder 22, through hole is shoulder hole, and a light guide bundles stationary pipes 25 is installed in the through hole 24, at the through-hole diameter of the LED lamp 16 1 sides diameter greater than light guide bundles stationary pipes 25.Hold the slightly larger in diameter of light guide bundles stationary pipes through hole partly in the diameter of light guide bundles stationary pipes 25.Side opening at holder 22 is provided with a screw hole, and cross-under has a holding screw 26 in the screw hole, axially axially mutual vertical with holder 22 of holding screw 26.The end of holding screw 26 is connected on the outer wall of light guide bundles stationary pipes 25.When holding screw 26 unclamped, light guide bundles stationary pipes 25 can endwisely slip in the through hole in holder 22, and when holding screw tightened 26, light guide bundles stationary pipes 25 was fixed.Light guide bundles stationary pipes 25 endwisely slips in holder 22, can adjust the distance between light guide bundles and the LED lamp, thereby so that the brightness of output is more suitable.One end and the LED lamp 16 of through hole 24 join, and light guide bundles stationary pipes 25 is located along the same line with the centrage of LED lamp 16, and the printing opacity glue made from epoxide-resin glue above the light-emitting area of LED lamp 16 is made a hemispheric cover body, realizes encapsulation.The light guide bundles 17 that has glass fibre or plastic optical fibre to make in the light guide bundles stationary pipes 25, light guide bundles 17 end faces are close to the light-emitting area of LED lamp 16 as far as possible, have realized that light output is maximum.
Embodiment 2:
As shown in Figure 5, as different from Example 1, in operating grip 2, be fixed with LED lamp 16, a battery of lens 27 is installed below LED lamp 16, light guide bundles 17 is installed below battery of lens.
As shown in Figure 6, LED lamp 16 is fixed on the substrate 18, on two lead-in wires, 19 lithium batteries that are connected on the display 3 of drawing on the substrate 18.There is a pressing plate 20 substrate 18 tops, and pressing plate 20 is fixed on the top of holder 22 by screw 21, and holder 22 is fixed by screws on the interior base plate 23 of operating grip.Offer a through hole 24 in holder 22, through hole 24 is stepped, and the battery of lens 27 that is made of four lens is installed in through hole, and the parameter of each lens in the battery of lens 27 is as shown in the table:
| Minute surface number | Radius of curvature | The minute surface distance | Refractive index n D | Abbe number Ve |
| 1 | 9.786 | 3.57 | 1.5163 | 64.1 |
| 2 | ∞ | 4.32 | ||
| 3 | 18.193 | 4.55 | 1.60718 | 49.4 |
| 4 | -18.193 | 0.75 | ||
| 5 | 15.036 | 4.87 | 1.5524 | 63.4 |
| 6 | -40.513 | 5.13 | ||
| 7 | 7.259 | 5.06 | 1.5163 | 64.1 |
| 8 | ∞ |
Throughhole portions between the top lens of LED lamp 16 and battery of lens 27 is up-narrow and down-wide horn-like through hole, makes things convenient for LED light to penetrate lens and forms focusing.Cover 28 is fixing between passing through between each lens.Below holder 22, be fixed with spacer shell 29 by screw, in spacer shell 29, offer a via 30, one light guide bundles stationary pipes 25 is installed in via 30, light guide bundles 17 is arranged in light guide bundles stationary pipes 25, light guide bundles 17 is positioned on the output focus of battery of lens 27, and a slice lensed endface of below to the distance of focus is 15mm.Same in the side of spacer shell 29 also have a holding screw 26, and the end face of holding screw 26 is connected on the outer wall of light guide bundles stationary pipes 25.
Claims (10)
1. a fujinon electronic video endoscope comprises the mirror pipe, it is characterized in that: described mirror pipe is connected with operating grip, is connected with indication mechanism at operating grip; Described mirror pipe comprises interconnective insertion section, soft bending section and first end, and first end is provided with camera lens; Be provided with illuminator in the described operating grip, described illuminator comprises illuminating lamp and the light guide bundles that is connected with illuminating lamp, and an end of light guide bundles links to each other with illuminating lamp, and an other end of light guide bundles extends to first end.
2. fujinon electronic video endoscope according to claim 1, it is characterized in that: described illuminator is fixed on the interior base plate of operating grip, illuminator comprises the holder of a stationary lamp and light guide bundles, holder is fixed on the base plate, one end of holder is connected with the substrate of illuminating lamp by pressing plate, offer a through hole in fixing head, be fixed with the light guide bundles stationary pipes in through hole, light guide bundles is positioned at the light guide bundles stationary pipes.
3. fujinon electronic video endoscope according to claim 2, it is characterized in that: described illuminating lamp is positioned at an end of through hole, and illuminating lamp is provided with encapsulation outward and uses printing opacity glue, and illuminating lamp and light guide bundles are located along the same line, and end and the illuminating lamp of light guide bundles join.
4. fujinon electronic video endoscope according to claim 2, it is characterized in that: the side of described holder is provided with screw hole, screw hole and through hole conducting, cross-under holding screw in screw hole, the end of holding screw is connected to the external peripheral surface of light guide bundles stationary pipes.
5. fujinon electronic video endoscope according to claim 1, it is characterized in that: described illuminator is fixed on the interior base plate of operating grip, illuminator comprises a holder, holder is fixed on the base plate, end at holder is fixed with the illuminating lamp substrate by pressing plate, illuminating lamp is fixed on the substrate, offer through hole at holder, in through hole, be provided with battery of lens, the other end at holder is fixed with spacer shell, is provided with via in spacer shell, and an end of via is communicated with the through hole on the holder, be provided with the light guide bundles stationary pipes in the via, light guide bundles is positioned at the light guide bundles stationary pipes.
6. fujinon electronic video endoscope according to claim 5, it is characterized in that: the through hole on the described holder is shoulder hole, in through hole, be provided with for circle between each lens distance in the adjustment battery of lens, described illuminating lamp, battery of lens and light guide bundles are located along the same line, the through hole of the holder of illuminating lamp and battery of lens joint is round table-like, greater than the through-hole diameter towards illuminating lamp one end, the light guide bundles end face is positioned on the focus of battery of lens output towards the through-hole diameter of battery of lens one end.
7. fujinon electronic video endoscope according to claim 5, it is characterized in that: the side of described spacer shell is provided with screw hole, screw hole and through hole conducting, cross-under holding screw in screw hole, the end of holding screw is connected to the external peripheral surface of light guide bundles stationary pipes.
8. according to claim 1 to the described fujinon electronic video endoscope of 7 any one, it is characterized in that: described illuminating lamp is low-power LED lamp, and the power of LED lamp is less than 1 watt.
9. according to claim 1 to the described fujinon electronic video endoscope of 7 any one, it is characterized in that: described operating grip comprises operating main body and the operating portion that is connected with the mirror pipe, be provided with driving lever at operating main body, driving lever is fixed on the operating main body by rotating shaft, driving lever links to each other by the bending section of rope with the mirror tube end, described bending section adopts the snake bone structure, and formerly the end is equipped with cmos image sensor and optical lens.
10. according to claim 1 to the described fujinon electronic video endoscope of 7 any one, it is characterized in that: described operating grip comprises operating main body and the operating portion that is connected with the mirror pipe, be provided with female Luer at operating portion, be provided with apparatus entrance and infusion port in female Luer, be connected with liquid crystal display at operating main body, be provided with lithium battery in liquid crystal display, lithium battery is connected on the substrate of illuminating lamp installation by electric wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220372825 CN202891882U (en) | 2012-07-30 | 2012-07-30 | Electronic endoscope |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220372825 CN202891882U (en) | 2012-07-30 | 2012-07-30 | Electronic endoscope |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202891882U true CN202891882U (en) | 2013-04-24 |
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ID=48112612
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220372825 Expired - Fee Related CN202891882U (en) | 2012-07-30 | 2012-07-30 | Electronic endoscope |
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| Country | Link |
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| CN (1) | CN202891882U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106137107A (en) * | 2015-03-31 | 2016-11-23 | 许云飞 | Urethroscope |
| CN107126183A (en) * | 2017-06-07 | 2017-09-05 | 惠州市先赞科技有限公司 | Emergent endoscope provided with multifunctional handle |
| CN108837283A (en) * | 2018-04-12 | 2018-11-20 | 上海市东方医院 | Stem bronchi cell precise positioning slow-released system |
| US11096774B2 (en) | 2016-12-09 | 2021-08-24 | Zenflow, Inc. | Systems, devices, and methods for the accurate deployment of an implant in the prostatic urethra |
| US11890213B2 (en) | 2019-11-19 | 2024-02-06 | Zenflow, Inc. | Systems, devices, and methods for the accurate deployment and imaging of an implant in the prostatic urethra |
| US11998438B2 (en) | 2021-07-20 | 2024-06-04 | Zenflow, Inc. | Systems, devices, and methods for the accurate deployment of an implant in the prostatic urethra |
-
2012
- 2012-07-30 CN CN 201220372825 patent/CN202891882U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106137107A (en) * | 2015-03-31 | 2016-11-23 | 许云飞 | Urethroscope |
| US11096774B2 (en) | 2016-12-09 | 2021-08-24 | Zenflow, Inc. | Systems, devices, and methods for the accurate deployment of an implant in the prostatic urethra |
| US11903859B1 (en) | 2016-12-09 | 2024-02-20 | Zenflow, Inc. | Methods for deployment of an implant |
| CN107126183A (en) * | 2017-06-07 | 2017-09-05 | 惠州市先赞科技有限公司 | Emergent endoscope provided with multifunctional handle |
| CN108837283A (en) * | 2018-04-12 | 2018-11-20 | 上海市东方医院 | Stem bronchi cell precise positioning slow-released system |
| US11890213B2 (en) | 2019-11-19 | 2024-02-06 | Zenflow, Inc. | Systems, devices, and methods for the accurate deployment and imaging of an implant in the prostatic urethra |
| US11998438B2 (en) | 2021-07-20 | 2024-06-04 | Zenflow, Inc. | Systems, devices, and methods for the accurate deployment of an implant in the prostatic urethra |
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