CN110115558A - A kind of novel visual endoscope for ENT - Google Patents
A kind of novel visual endoscope for ENT Download PDFInfo
- Publication number
- CN110115558A CN110115558A CN201910529772.7A CN201910529772A CN110115558A CN 110115558 A CN110115558 A CN 110115558A CN 201910529772 A CN201910529772 A CN 201910529772A CN 110115558 A CN110115558 A CN 110115558A
- Authority
- CN
- China
- Prior art keywords
- fixedly connected
- cover
- wall
- left end
- fixed link
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
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
- A61B1/12—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
- A61B1/127—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 with means for preventing fogging
-
- 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
- A61B1/227—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 ears, i.e. otoscopes
-
- 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
- A61B1/233—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 nose, i.e. nasoscopes, e.g. testing of patency of Eustachian tubes
-
- 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
- A61B1/267—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 respiratory tract, e.g. laryngoscopes, bronchoscopes
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Surgery (AREA)
- Engineering & Computer Science (AREA)
- Heart & Thoracic Surgery (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Optics & Photonics (AREA)
- Pathology (AREA)
- Radiology & Medical Imaging (AREA)
- Physics & Mathematics (AREA)
- Veterinary Medicine (AREA)
- Biomedical Technology (AREA)
- Biophysics (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Otolaryngology (AREA)
- Physiology (AREA)
- Pulmonology (AREA)
- Endoscopes (AREA)
Abstract
The invention discloses a kind of novel visual endoscope for ENT, including host and camera lens, the bottom of the host is fixedly connected with hand-held part, mirror tube is fixedly connected on the left of the host, the left end of the mirror tube is fixedly connected with lens assembly, the lens assembly includes cover, the left end of the cover is fixedly connected with glass cover, the right side of the cover and the left end of mirror tube are fixedly connected with, the inner wall of the cover is fixedly connected with fixed link, one end in the fixed link far from cover is fixedly connected with the surface of camera lens, motor is fixedly connected on the right side of the cover inner wall.The present invention solves in actual use, by being used cooperatively between above structure since since endoscope head is in the cavity of ear nose larynx, so that there are internal-external temperature differences for endoscope head, there are adhere to steam on magnifying glass；Traditional magnifying glass is also difficult to realize adjust the effect of amplification simultaneously, to using the problem of making troubles.
Description
Technical field
The present invention relates to technical field of medical equipment, specially a kind of novel visual endoscope for ENT.
Background technique
Endoscope is to have concentrated traditional optical, ergonomics, precision machinery, hyundai electronics, mathematics, software etc. in one
Detecting instrument.One has imaging sensor, optical lens, light source illumination, mechanical device etc., it can enter stomach with direct oral cavity
It is interior or internal through the entrance of other natural holes.Using endoscope it can be seen that the lesion that X-ray cannot be shown, therefore it is to doctor
It is highly useful；In ear-nose-throat department, endoscope is often used as observation device, and when in use, due to the cavity in ear nose larynx
In have a large amount of vapor so that the surface adhesion steam of endoscope head, influences normally to observe, and be difficult to diseased region
Observation operation is amplified, thus it has been proposed that a kind of endoscope for ENT, as disclosed in Chinese patent CN108056749A
A kind of portable endoscope for ENT equipment, including cylinder one, supporting plate, sponge plate, magnifying glass, cylinder two, endoscope, rotation
Bar, support rod and motor, one upper end of cylinder are equipped with supporting plate, and supporting plate right end is equipped with sponge plate, which can remove
Water mist on magnifying glass, cylinder two are symmetrically mounted on endoscope upper and lower ends, and cylinder two is symmetrically assemblied in magnifying glass right end, amplification
Mirror is arranged on the left of endoscope；Support rod, including first support bar, second support bar and third support rod, it is characterised in that: institute
The first support bar stated is connected to second support bar one end；Second support bar is connected to third support rod one end；First support bar
One end is equipped with air cushion, and other end side is equipped with protrusion；Second support bar one end is equipped with groove, and other end side is equipped with protrusion；The
Three support rod one end are equipped with groove, and spring is equipped in groove, and the other end is equipped with pedestal, is surrounded by oblique pull support rod on pedestal；
But in actual use, it since endoscope head is in the cavity of ear nose larynx, so that there are internal-external temperature differences for endoscope head, deposits
The case where adhering to steam on magnifying glass；Magnifying glass traditional simultaneously is also difficult to realize adjust the effect of amplification, brings to using
It is inconvenient.
Summary of the invention
The purpose of the present invention is to provide a kind of novel visual endoscope for ENT, improve to conventional apparatus, solve
The problems in background technique.
To achieve the above object, the invention provides the following technical scheme: a kind of novel visual endoscope for ENT, including master
Machine and camera lens, the bottom of the host are fixedly connected with hand-held part, and mirror tube, the mirror tube are fixedly connected on the left of the host
Left end be fixedly connected with lens assembly.
The lens assembly includes cover, and the left end of the cover is fixedly connected with glass cover, the right side of the cover with
The left end of mirror tube is fixedly connected with, and the inner wall of the cover is fixedly connected with fixed link, the one of separate cover in the fixed link
End is fixedly connected with the surface of camera lens, motor is fixedly connected on the right side of the cover inner wall, a left side for output shaft on the motor
End is fixedly connected with shaft, and the left end of the shaft is fixedly connected with turntable, and double spiral groove, institute are offered on the left of the turntable
The inner wall for stating double spiral groove slidably connects transmission component, and the surface of the transmission component is fixed bar and runs through and slide with fixed link
The inner wall limit sliding of dynamic connection, the cover has connection ring, and the inner wall of the connection ring is fixedly connected with enlarging lens, described
Wiper blade is slidably connected on the right side of enlarging lens, the right side of the wiper blade is fixedly connected with the left end of transmission component, described
Roll-setting gear is fixedly connected on the right side of cover inner wall.
Preferably, the roll-setting gear includes minitype cylinder, the right end of the minitype cylinder and the fixed company of the inner wall of cover
Connect, the left end of output shaft is fixedly connected with telescopic shaft on the minitype cylinder, the surface of the telescopic shaft through fixed link and with
Fixed link is slidably connected, and is fixedly connected on the right side of the left end of the telescopic shaft and connection ring.
Preferably, the quantity of the minitype cylinder is two, and two minitype cylinders are symmetrical with the horizontal center line of cover
Setting.
Preferably, the inner wall of the glass cover offers annular chamber, and the inner wall of the annular chamber is fixedly connected with circular lamp
Band.
Preferably, the quantity of the fixed link is four, and four fixed links are symmetrical arranged with the horizontal center line of camera lens.
Preferably, the transmission component includes slide bar, and the right end of the slide bar and the inner wall of double spiral groove are slidably connected, institute
The left end for stating slide bar offers telescopic hole and slidably connects telescopic rod by telescopic hole, and the right end of the telescopic rod is fixedly connected
There is pressure spring.
Preferably, the right end of the slide bar is arcwall face.
Compared with prior art, beneficial effects of the present invention are as follows:
One, the setting of the invention by lens assembly, so that the amplification on lens assembly can be obtained wiping clearly when in use
Reason, while it is adjusted the spacing between magnifying glass and camera lens, and then realize the adjusting of amplification effect；
Two, the present invention drives the rotation of shaft, the co-axial rotation of turntable, the double helix on turntable by the output shaft on motor
Under the guidance of slot, so that transmission component has the tendency that turntable is followed to live to rotate together, but transmission component can only in fixed link
It slides up and down, therefore after turntable rotation, two transmission components can be moved toward one another or be away from each other simultaneously movement, transmission group
Wiper blade on part synchronizing moving therewith, and then realize and wiped on the right side of enlarging lens, it reduces in use process, puts
There is the case where steam in the surface of big eyeglass；
Three, the present invention is horizontally slipped by roll-setting gear drive connection ring cover is intracorporal, and the enlarging lens in connection ring are therewith
It synchronizes and moves left and right, and then adjust the spacing between enlarging lens and camera lens, and then amplification effect is adjusted.
Four, the present invention solves in actual use, by being used cooperatively between above structure due to due to interior
Sight glass head is in the cavity of ear nose larynx, so that there are internal-external temperature differences for endoscope head, there are adhere to steam on magnifying glass；Together
The magnifying glass of Shi Chuantong is also difficult to realize adjust the effect of amplification, to using the problem of making troubles.
Detailed description of the invention
Fig. 1 is the front view of structure of the invention；
Fig. 2 is the elevational cross-sectional view of cover of the present invention；
Fig. 3 is the left view of turntable of the present invention.
In figure: 1- host, the hand-held part 2-, 3- mirror tube, 4- camera lens, 5- lens assembly, 6- cover, 61- glass cover, 62- ring
Shape chamber, 63- circular lamp band, 7- fixed link, 8- motor, 9- shaft, 10- turntable, 11- double spiral groove, 12- transmission component, 121-
Slide bar, 122- telescopic rod, 123- pressure spring, 13- connection ring, 14- enlarging lens, 15- wiper blade, 16- roll-setting gear, 161- are miniature
Cylinder, 162- telescopic shaft.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
It please refers to Fig.1 to Fig.3, the present invention provides a kind of technical solution: a kind of novel visual endoscope for ENT, including master
Machine 1 and camera lens 4 are provided with liquid crystal display on host 1；Wirless transmitting and receiving module is provided in host；The setting of host side
There are shooting switch and photographing switch；Host socket end is provided on the host；Mirror tube interface is provided in host socket end
End；The bottom of host 1 is fixedly connected with hand-held part 2, and hand-held part 2 facilitates doctor to carry out hand-held, and the left side of host 1 is fixed to be connected
It is connected to mirror tube 3, mirror tube 3 is made of medical silica-gel or antimicrobial nano material, above structure mentioned comparison in the background technology
Abundant disclosure has been carried out in file, therefore details are not described herein, the left end of mirror tube 3 is fixedly connected with lens assembly 5, passes through mirror
The setting of head assembly 5 so that the amplification on lens assembly 5 can be obtained when in use wiping cleaning, while make magnifying glass with
Spacing between camera lens 4 is adjusted, and then realizes the adjusting of amplification effect.
Lens assembly 5 includes cover 6, and cover 6 is transparent cover, leans on mouth end towards a left side on cover 6；The left end of cover 6 is solid
Surely it is connected with glass cover 61, glass cover 61 is transparent glass cover, and the inner wall of glass cover 61 offers annular chamber 62, annular chamber 62
Inner wall is fixedly connected with circular lamp band 63, by the setting of 62 annular light bar 63 of annular chamber, further increases the clear of picture
Light levels facilitate doctor more accurately to carry out the judgement of the state of an illness；The right side of cover 6 and the left end of mirror tube 3 are fixedly connected with,
The inner wall of cover 6 is fixedly connected with fixed link 7, and one end far from cover 6 is fixedly connected with the surface of camera lens 4 in fixed link 7, Gu
The quantity of fixed pole 7 is four, and four fixed links 7 are symmetrical arranged with the horizontal center line of camera lens 4, passes through four fixed links 7
Setting further strengthens stability when disposing camera lens 4；It is fixedly connected with motor 8 on the right side of 6 inner wall of cover, it is defeated on motor 8
The left end of shaft is fixedly connected with shaft 9, and the left end of shaft 9 is fixedly connected with turntable 10, and the left side of turntable 10 offers double spiral shells
Spin slot 11 drives the rotation of shaft 9, the co-axial rotation of turntable 10, the double helix on turntable 10 by the output shaft on motor 8
Under the guidance of slot 11, so that transmission component 12 has the tendency that turntable 10 is followed to live to rotate together, but transmission component 12 is in fixation
It can only be slided up and down on bar 7, therefore after turntable 10 rotates, two transmission components 12 can be moved toward one another or opposite to each other simultaneously
From movement, wiper blade 15 on transmission component 12 synchronizing moving therewith, and then realize and wiped on the right side of enlarging lens 14
It wipes, reduces in use process, the case where steam occurs in the surface of enlarging lens 14；The inner wall of double spiral groove 11 slidably connects biography
Dynamic component 12, transmission component 12 include slide bar 121, and the inner wall of the right end and double spiral groove 11 of slide bar 121 is slidably connected, slide bar
121 left end offers telescopic hole and slidably connects telescopic rod 122 by telescopic hole, and the right end of telescopic rod 122 is fixedly connected
Have pressure spring 123, by be driven gradually 12 with turntable 10 on duplex tube helix slot 11 cooperation, enable wiper blade 15 to magnifying glass
Piece 14 is cleaned, and being used cooperatively between telescopic rod 122 and pressure spring 123 in transmission component, so that enlarging lens 14 exist
When being moved left and right, the whole length variation for being able to carry out adaptability of transmission component 12；The right end of slide bar 121 is arcwall face,
By the setting of 121 right end upper arc surface of slide bar, so that sliding of the slide bar 121 in double spiral groove 11 more frame is smooth, so that passing
The whole movement of dynamic component 12 is more stable；The surface of transmission component 12 is fixed bar 7 and runs through and be slidably connected with fixed link 7,
The inner wall limit sliding of cover 6 has connection ring 13, and the inner wall of connection ring 13 is fixedly connected with enlarging lens 14, enlarging lens 14
Right side slidably connects wiper blade 15, and the right side of wiper blade 15 is fixedly connected with the left end of transmission component 12, the right side of 6 inner wall of cover
Side is fixedly connected with roll-setting gear 16, drives the horizontally slipping in cover 6 of connection ring 13, connection ring 13 by roll-setting gear 16
On enlarging lens 14 synchronize move left and right therewith, and then adjust the spacing between enlarging lens 14 and camera lens 4, into
And amplification effect is adjusted；Roll-setting gear 16 includes minitype cylinder 161, and the right end of minitype cylinder 161 and the inner wall of cover 6 are solid
Fixed to connect, the left end of output shaft is fixedly connected with telescopic shaft 162 on minitype cylinder 161, and fixed link is run through on the surface of telescopic shaft 162
It 7 and is slidably connected with fixed link 7, the left end of telescopic shaft 162 is fixedly connected with the right side of connection ring 13, passes through minitype cylinder 161
Output shaft thereon drives moving left and right for telescopic shaft 162, and then realizes moving left and right for connection ring 13, and enlarging lens 14 are therewith
Synchronizing moving；The quantity of minitype cylinder 161 is two, and two minitype cylinders 161 are symmetrically set with the horizontal center line of cover 6
It sets, by corresponding two telescopic shafts 162 of two minitype cylinders 161, and then makes more to balance in the hand of connection ring 13, when mobile
Meeting more stability.
Working principle: the novel visual endoscope for ENT drives shaft 9 when in use, by the output shaft on motor 8
Rotation, the co-axial rotation of turntable 10, on turntable 10 under the guidance of double spiral groove 11 so that transmission component 12 follow turn
Disk 10 lives the trend of rotation together, but transmission component 12 can only slide up and down in fixed link 7, therefore when turntable 10 rotates
Afterwards, two transmission components 12 can be moved toward one another or be away from each other simultaneously movement, and the wiper blade 15 on transmission component 12 is same therewith
Moved further, and then realize and wiped on the right side of enlarging lens 14, it reduces in use process, the surface of enlarging lens 14 goes out
The case where existing steam；The horizontally slipping in cover 6 of connection ring 13 is driven by roll-setting gear 16, the magnifying glass in connection ring 13
Piece 14 synchronizes therewith to be moved left and right, and then adjusts the spacing between enlarging lens 14 and camera lens 4, and then amplification effect
It is adjusted；By being used cooperatively between above structure, solve in actual use, due to being existed due to endoscope head
In the cavity of ear nose larynx, so that there are internal-external temperature differences for endoscope head, there are adhere to steam on magnifying glass；It is traditional simultaneously
Magnifying glass is also difficult to realize adjust the effect of amplification, to using the problem of making troubles.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (7)
1. a kind of novel visual endoscope for ENT, including host (1) and camera lens (4), the bottom of the host (1) are fixedly connected
Have hand-held part (2), be fixedly connected with mirror tube (3) on the left of the host (1), it is characterised in that: the left end of the mirror tube (3) is solid
Surely lens assembly (5) are connected with；
The lens assembly (5) includes cover (6), and the left end of the cover (6) is fixedly connected with glass cover (61), the cover
(6) left end on right side and mirror tube (3) is fixedly connected with, and the inner wall of the cover (6) is fixedly connected with fixed link (7), described
One end in fixed link (7) far from cover (6) is fixedly connected with the surface of camera lens (4), and the right side of cover (6) inner wall is fixed
It is connected with motor (8), the left end of output shaft is fixedly connected with shaft (9) on the motor (8), and the left end of the shaft (9) is solid
Surely it is connected with turntable (10), is offered double spiral groove (11) on the left of the turntable (10), the inner wall of the double spiral groove (11)
It slidably connects transmission component (12), the surface of the transmission component (12) is fixed bar (7) and runs through and slide with fixed link (7)
The inner wall limit sliding of connection, the cover (6) has connection ring (13), and the inner wall of the connection ring (13) is fixedly connected with amplification
Eyeglass (14) slidably connects wiper blade (15) on the right side of the enlarging lens (14), the right side of the wiper blade (15) and biography
The left end of dynamic component (12) is fixedly connected, and is fixedly connected with roll-setting gear (16) on the right side of cover (6) inner wall.
2. a kind of novel visual endoscope for ENT according to claim 1, it is characterised in that: the roll-setting gear (16)
Including minitype cylinder (161), the right end of the minitype cylinder (161) is fixedly connected with the inner wall of cover (6), the minitype cylinder
(161) left end of output shaft is fixedly connected with telescopic shaft (162) on, the surface of the telescopic shaft (162) through fixed link (7) and
It is slidably connected with fixed link (7), is fixedly connected on the right side of the left end and connection ring (13) of the telescopic shaft (162).
3. a kind of novel visual endoscope for ENT according to claim 2, it is characterised in that: the minitype cylinder
(161) quantity is two, and two minitype cylinders (161) are symmetrical arranged with the horizontal center line of cover (6).
4. a kind of novel visual endoscope for ENT according to claim 1, it is characterised in that: the glass cover (61)
Inner wall offers annular chamber (62), and the inner wall of the annular chamber (62) is fixedly connected with circular lamp band (63).
5. a kind of novel visual endoscope for ENT according to claim 1, it is characterised in that: the fixed link (7)
Quantity is four, and four fixed links (7) are symmetrical arranged with the horizontal center line of camera lens (4).
6. a kind of novel visual endoscope for ENT according to claim 1, it is characterised in that: the transmission component (12)
Including slide bar (121), the inner wall of the right end and double spiral groove (11) of the slide bar (121) is slidably connected, the slide bar (121)
Left end offers telescopic hole and is slidably connected telescopic rod (122) by telescopic hole, and the right end of the telescopic rod (122) is fixed to be connected
It is connected to pressure spring (123).
7. a kind of novel visual endoscope for ENT according to claim 6, it is characterised in that: the slide bar (121)
Right end is arcwall face.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910529772.7A CN110115558A (en) | 2019-06-19 | 2019-06-19 | A kind of novel visual endoscope for ENT |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910529772.7A CN110115558A (en) | 2019-06-19 | 2019-06-19 | A kind of novel visual endoscope for ENT |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110115558A true CN110115558A (en) | 2019-08-13 |
Family
ID=67524261
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910529772.7A Withdrawn CN110115558A (en) | 2019-06-19 | 2019-06-19 | A kind of novel visual endoscope for ENT |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110115558A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112716437A (en) * | 2020-12-28 | 2021-04-30 | 四川大学 | Medical implantable image acquisition device |
-
2019
- 2019-06-19 CN CN201910529772.7A patent/CN110115558A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112716437A (en) * | 2020-12-28 | 2021-04-30 | 四川大学 | Medical implantable image acquisition device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US8858425B2 (en) | Disposable endoscope and portable display | |
| CN102058381B (en) | Three-dimensional electronic bronchoscope system and use method thereof | |
| CN202699100U (en) | Hand-held optical coherence tomography (OCT) probe and OCT measurement system | |
| CN201029868Y (en) | Multifunctional household numerical code sight glass | |
| CN201529105U (en) | Electronic image inspection instrument used for comprehensive inspection of ear, nose and throat | |
| CN110115558A (en) | A kind of novel visual endoscope for ENT | |
| CN209712858U (en) | A kind of arthroscope of adjustable viewing angle | |
| CN207679421U (en) | A kind of ear nose larynx peephole | |
| CN102058387B (en) | Novel three-dimensional electronic choledochoscope system and use method thereof | |
| CN203885474U (en) | Slit lamp camera with flash function | |
| CN102058382B (en) | Three-dimensional electronic gastroscope system and using method thereof | |
| CN210038341U (en) | Flexible rocker-type medical image sees piece support | |
| CN105361839B (en) | Improve the endoscopic system of optical property | |
| CN103340594B (en) | Body surface inspection tester | |
| CN115530732A (en) | Medical endoscope convenient to change head | |
| CN2431843Y (en) | Medical hard-tube endoscope | |
| CN109008925B (en) | Integrated electronic laryngoscope for realizing three-dimensional imaging | |
| CN102058383B (en) | Three-dimensional electronic duodenoscope system and use method thereof | |
| CN111329437A (en) | Ear-nose-throat endoscope system | |
| CN110200571A (en) | A kind of multi-functional general medical sight glass device | |
| CN201968652U (en) | Three-dimensional electronic bronchoscope system | |
| CN219206875U (en) | Improved laryngoscope with sputum aspirator | |
| CN215017130U (en) | Infrared optical hose speculum control device | |
| CN213874907U (en) | Endoscope MTF detection device | |
| CN204287581U (en) | A kind of object lens of ultrathin optical system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20190813 |