CN106943115A - Endoscope leading end portion, endoscope focus adjustment method and endoscope - Google Patents
Endoscope leading end portion, endoscope focus adjustment method and endoscope Download PDFInfo
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- CN106943115A CN106943115A CN201610879671.9A CN201610879671A CN106943115A CN 106943115 A CN106943115 A CN 106943115A CN 201610879671 A CN201610879671 A CN 201610879671A CN 106943115 A CN106943115 A CN 106943115A
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- end portion
- endoscope
- leading end
- main body
- camera lens
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/00064—Constructional details of the endoscope body
- A61B1/00071—Insertion part of the endoscope body
- A61B1/0008—Insertion part of the endoscope body characterised by distal tip features
- A61B1/00096—Optical 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
- A61B1/00002—Operational features of endoscopes
- A61B1/00057—Operational features of endoscopes provided with means for testing or calibration
-
- 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
- A61B1/00064—Constructional details of the endoscope body
- A61B1/0011—Manufacturing of endoscope parts
-
- 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
- A61B1/00188—Optical arrangements with focusing or zooming features
-
- 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
-
- 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
- A61B1/05—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 characterised by the image sensor, e.g. camera, being in the distal end portion
-
- 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
- A61B1/05—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 characterised by the image sensor, e.g. camera, being in the distal end portion
- A61B1/051—Details of CCD assembly
-
- 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
- A61B1/0661—Endoscope light sources
- A61B1/0676—Endoscope light sources at distal tip of 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
- A61B1/06—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
- A61B1/0661—Endoscope light sources
- A61B1/0684—Endoscope light sources using light emitting diodes [LED]
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B23/00—Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices
- G02B23/24—Instruments or systems for viewing the inside of hollow bodies, e.g. fibrescopes
- G02B23/2407—Optical details
- G02B23/2423—Optical details of the distal end
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B23/00—Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices
- G02B23/24—Instruments or systems for viewing the inside of hollow bodies, e.g. fibrescopes
- G02B23/2407—Optical details
- G02B23/2423—Optical details of the distal end
- G02B23/243—Objectives for endoscopes
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B23/00—Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices
- G02B23/24—Instruments or systems for viewing the inside of hollow bodies, e.g. fibrescopes
- G02B23/2476—Non-optical details, e.g. housings, mountings, supports
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Surgery (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Medical Informatics (AREA)
- General Health & Medical Sciences (AREA)
- Pathology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Biophysics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- Radiology & Medical Imaging (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Astronomy & Astrophysics (AREA)
- General Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Endoscopes (AREA)
- Instruments For Viewing The Inside Of Hollow Bodies (AREA)
Abstract
The present invention relates to a kind of endoscope leading end portion, including leading end portion main body and camera lens, the leading section of leading end portion main body is provided with the camera aperture for placing camera lens, and the side wall of leading end portion main body is provided with focusing hole, focusing hole is communicated with camera aperture, for adjusting axial location of the camera lens in camera aperture.Endoscope leading end portion provided by the present invention, only by the side wall of first end bodies a focusing hole relative with camera aperture need to be set to adjust axial location of the camera lens in camera aperture, so as to adjust the distance between camera lens and sensitive chip, it can reach predetermined image quality, the component needed for focus control is reduced, the cost of endoscope production is reduced, while because the reduction of component also reduces the volume of endoscope, easy to use, focusing is simple, should be widely promoted and uses.
Description
Technical field
The present invention relates to endoscopic technique field, more particularly to a kind of endoscope leading end portion, endoscope focus adjustment method and bag
Endoscope containing the endoscope leading end portion.
Background technology
Endoscope is that a kind of pluggable body cavity or internal organs internal organ carry out directly observation, the medical detection of diagnoses and treatment
Instrument, is generally comprised imaging sensor, optical lens, light source illumination and mechanical device etc., can be entered with direct oral cavity in stomach, through it
Small otch after his natural hole either underwent operative enters in human body.Using endoscope it can be seen that what X-ray can not be shown
Lesion, is conducted into the organ to be detected, and enable desire sense organ in photo-sensitive cell supernatant by the way that optical frames is first-class when using
Clear imaging, is observed while sending image to external visual device for doctor or other staff.Thus, in order to make to be intended to examine
The organ of survey can on photo-sensitive cell blur-free imaging, in order to medical personnel can have a clear understanding of its situation, it is necessary to by correlation dress
Put to adjust the distance between optical lens and photo-sensitive cell, optimal image quality can be reached, facilitate medical personnel's
Observation and detection.
Chinese patent literature CN201510996753 discloses a kind of fujinon electronic video endoscope, including endoscope sleeve, at least one
Group imaging lens group, at least one set of photosensory assembly and at least one set of axial position regulating device；Imaging lens group and photosensitive group
Part is configured at the front end of endoscope sleeve, and axial position regulating device is configured at the rear end of endoscope sleeve, and axial location is adjusted
Regulating device be used for drive the axial movement of imaging lens group or photosensory assembly along endoscope sleeve, with adjust imaging lens group with
The spacing of photosensory assembly.Wherein, axial position regulating device includes adjusting nut and metallic rod, and metallic rod one end passes through preceding side pressure
Fasten device and be connected with photosensory assembly, the metallic rod other end is connected with adjusting nut, adjusting nut and endoscope sleeve spiral shell
Line is connected.Or, axial position regulating device includes groups of springs, wire and adjusting nut, and groups of springs is arranged on photosensory assembly
Between lens fixing apparatus, one end of wire is connected through front end clamping fixture with photosensory assembly, wire it is another
One end is connected with adjusting nut, and adjusting nut is threadedly coupled with endoscope sleeve.
The fujinon electronic video endoscope that above-mentioned patent document is provided, although imaging len can be adjusted by axial position regulating device
Spacing between group and photosensory assembly so that be intended to sense organ can on photosensory assembly blur-free imaging.But the axial location
Adjusting means complex structure, required component is more, if desired for adjusting nut and metallic rod, or needs groups of springs, metal
Silk and adjusting nut, thus, generally require to expend more material, cause the production cost of endoscope higher, while because of component
The more endoscope volume that also allows for of quantity is larger, is not easy to insertion body cavity and either internal organs internal organ or was easily using
The discomfort of patient is caused in journey.
Chinese patent literature CN201310601289 discloses a kind of electronic digital endoscope, including endoscope, annular are shone
Bright device, hand-held camera, focus control, LED cold light sources and aerating device, endoscope, ring lighting device, focus control and
Hand-held camera passes sequentially through respective movable connection structure and is connected, and LED cold light sources, aerating device are respectively and ring lighting device
It is connected.Wherein, the front end of focus control is provided with fast connecting card ring, and focus control is filled by fast connecting card ring and ring illumination
Put connected, fast connecting card ring includes the upper lid and lower cover being connected and the outer loose collar being arranged between lid and lower cover, locking
Piece, retainer ring and interior loose collar, interior loose collar are mounted in the bottom of retainer ring, and interior loose collar has two symmetrically arranged grooves, groove
Spring is provided with, retainer ring and lower cover are affixed, the top surface of retainer ring is provided with three pin-and-holes being uniformly distributed along the circumference, outer loose collar
Provided with three chutes, lock banking stop has three, and lock banking stop is respectively arranged at two ends with upper pin and lower bearing pin, under small axle be inserted in pin-and-hole
In, upper pin is inserted in chute, circumference uniform distribution of three lock banking stops along retainer ring, and the side of outer loose collar is provided with locking head, on
The side wall of lid is provided with a plush copper and a breach directed downwardly, and locking head is stuck in breach.
Although the electronic digital endoscope that the patent document is provided can also be by focus control come adjusting focal length so that be intended to
The organ of detection can on photosensory assembly blur-free imaging, but as technical scheme disclosed in aforementioned patent literature, the patent
The focus control that document is provided still has complex structure, and the number of components is more, so that the production cost of endoscope is higher
And endoscope volume it is larger the problem of.
To sum up, the focus control of existing endoscope there are the more defect of complex structure, the number of components mostly, thus,
How to reduce the component of endoscope focus control, reduce the production cost of endoscope, and further reduce the volume of endoscope into
For one of this area urgent problem to be solved.
The content of the invention
In order to solve the above problems, it is an object of the invention to provide a kind of endoscope tip that can simply, quickly focus
Portion, endoscope focus adjustment method and endoscope.
To achieve the above object, the invention provides a kind of endoscope leading end portion, including leading end portion main body and camera lens, tip
The leading section of portion's main body is provided with the camera aperture for placing camera lens, and the side wall of leading end portion main body is provided with focusing hole, hole of focusing
Communicated with camera aperture, for adjusting axial location of the camera lens in camera aperture.
Further, focusing hole position is in the centre position in the axial hole of camera aperture.
Preferably, in the main body of leading end portion, below camera aperture setting thoughts at, relative with the camera aperture and position that communicates
Optical chip.
Further, the leading section of leading end portion main body, the position outside camera aperture are provided with LED light source.
Preferably, the side wall of leading end portion main body is provided with LED light source.
Further, LED light source is arranged at the leading section of leading end portion main body by welding or FPC modes.
Preferably, LED light source is arranged at the side wall of leading end portion main body by welding or FPC modes.
Further, the leading section of leading end portion main body is provided with inlet opening and/or apopore.
Preferably, the leading section of leading end portion main body is provided with instrument channel hole.
Further, leading end portion main body is made up of metal material or plastic material.
Present invention also offers a kind of endoscope focus adjustment method, including：
Step a, camera lens and sensitive chip are positioned in same leading end portion main body；
Step b, solidification glue is smeared in the inner edge face for installing the leading end portion main body of camera lens；
Step c, adjusts distance of the camera lens relative to sensitive chip before the colloid of solidification glue is not dry；
Step d, when distance reaches defined image quality, stops regulation；
Step e, waits the colloid of solidification glue to dry, camera lens is fixed.
Further, endoscope focus adjustment method also includes step f, after camera lens is fixed, sealing focusing hole.
Present invention also offers a kind of endoscope, including insertion tube and handle, the insertion end of insertion tube with it is as described above
Endoscope leading end portion is connected, and the non-intrusive end of insertion tube is connected with handle.
Further, the bending section of controlled deflection, bending section and the operating portion being arranged on handle are provided with insertion tube
It is connected, operating portion is used for the bending size and bending direction for controlling or changing the part that insertion tube can enter in human body.
As above, endoscope leading end portion provided by the present invention, only by the side wall of first end bodies set one with
Camera aperture relative focusing hole adjusts axial location of the camera lens in camera aperture, so as to adjust between camera lens and sensitive chip
Distance, reduces the component needed for focus control, the cost of endoscope production is reduced, while because the reduction of component is also reduced
The volume of endoscope, easy to use, focusing is simple, should be widely promoted and uses.
In addition, endoscope focus adjustment method provided by the present invention, by the way that camera lens and sensitive chip are arranged at into same tip
Portion's main body, directly by adjusting distance of the camera lens relative to sensitive chip, to reach defined image quality, focus adjustment method letter
It is single, easy to operate, it should be widely promoted and use.
For the above of the present invention can be become apparent, preferred embodiment cited below particularly, and with reference to accompanying drawing, make detailed
It is described as follows.
Brief description of the drawings
The embodiment of the present invention is described in further detail below in conjunction with accompanying drawing.
A kind of overall structure figure for endoscope leading end portion that Fig. 1 provides for a preferred embodiment of the invention；
A kind of overall structure figure for endoscope leading end portion that Fig. 2 provides for another preferred embodiment of the present invention；
A kind of method flow diagram for endoscope focus adjustment method that Fig. 3 provides for another preferred embodiment of the invention；
A kind of overall structure figure for endoscope that Fig. 4 provides for another preferred embodiment of the invention.
Component label instructions
10 leading end portion main bodys
20 camera apertures
30 focusing holes
40 LED light source putting holes
60 inlet openings
70 apopores
80 instrument channel holes
41 endoscope leading end portions
42 bending sections
43 insertion tubes
44 water pipes
45 handles
Embodiment
Embodiments of the present invention are illustrated by particular specific embodiment below, those skilled in the art can be by this specification
Disclosed content understands other advantages and effect of the present invention easily.Although description of the invention will combine preferred embodiment
Introduce together, but this feature for not representing this invention is only limitted to the embodiment.On the contrary, being invented with reference to embodiment
The purpose of introduction is the other selections or transformation for being possible to extend to cover the claim based on the present invention.In order to carry
Understand for the depth to the present invention, many concrete details will be included in describing below.The present invention can also be thin without using these
Section is implemented.In addition, in order to avoid the emphasis of the chaotic or fuzzy present invention, some details will be omitted in the de-scription.
" on ", " under ", "left", "right", " top ", " bottom " in addition, used in the following description, should not be construed as pair
The limitation of the present invention.
Meanwhile, used in the following description " leading section of leading end portion main body " refers in endoscope use close to quilt
One end of sense organ, used " below camera aperture " refers to determine down using the leading section of leading end portion main body as top
Side, used " insertion end of insertion tube " refers to insert one end into the human body in endoscope.
Embodiment 1
As shown in fig. 1, a preferred embodiment of the invention provides a kind of endoscope leading end portion, including leading end portion main body
10 and camera lens, the leading section of leading end portion main body 10 is provided with the camera aperture 20 for placing the camera lens, leading end portion main body 10
Side wall is provided with focusing hole 30, and focusing hole 30 is communicated with camera aperture 20, for adjusting axial direction of the camera lens in camera aperture 20
Position.
Here, the shape of the camera lens can be variously-shaped, this preferred embodiments such as cylinder, cuboid, square
In, cylinder is preferably chosen, thus, the leading section of first end bodies 10 is provided with for placing the cylindrical shape camera lens
Cylindrical camera aperture 20.Axial location of the camera lens in camera aperture 20 is adjusted for convenience, and this preferred embodiment is first
The side wall of end bodies 10 offers focusing hole 30, and the focusing hole 30 is communicated with camera aperture 20 so that can pass through tweezers
Or other specific purpose tools for meeting size withstand the camera lens, and move up and down the camera lens and can complete regulation process, subtract
Lack the component needed for traditional focus control, reduced the material expended needed for endoscope production, reduce endoscope production
Cost, while also reducing the volume of endoscope, is facilitated insertion into human body.Also, due to only need to using tweezers, syringe needle or its
His proprietary instrument puts in the mobile camera lens in focusing hole 30 and can focused, for traditional focus adjustment method, focusing
Simply, conveniently.
Here, in order that focusing is easier, be adjusted to more facilitate to the axial distance of the camera lens, also for
Make focusing more accurate, this preferred embodiment, it is preferable that hole 30 of focusing is arranged to the centre in the axial hole of camera aperture 20
Position.Hole 30 of focusing is installed on to the centre position in the axial hole of camera aperture 20, is easy to move up and down the camera lens,
The camera lens is avoided to leave the appearance of focusing hole 30 and the situation that can not focus completely.
In the endoscope leading end portion that a preferred embodiment of the invention is provided, in leading end portion main body 10, positioned at camera aperture 20
Sensitive chip (not shown) is provided with lower section, and the position that communicates relative with camera aperture 20.In endoscope, it is intended to detect
The light that is reflected of target be transferred to the sensitive chip after the lens imaging, the sensitive chip by optical imagery (i.e.
Optical signal) electric signal is converted to, and the electric signal is exported to external monitor or display, so that observer sees
Examine.Thus, the quality of image quality will directly affect the observing effect of external monitor or display in sensitive chip, be energy
It is enough to be clearly imaged on the sensitive chip, in the endoscope leading end portion that a preferred embodiment of the invention is provided, lead to
Cross the sensitive chip is arranged in leading end portion main body 10, positioned at the lower section of camera aperture 20, with camera aperture 20 with respect to and communicate
Position, and by adjusting axial location of the camera lens in camera aperture 20, come adjust the camera lens and the sensitive chip it
Between distance so that can be collected on the sensitive chip and clearly detect target, be easy to the clear view of observer.
In addition, in the endoscope leading end portion that this preferred embodiment is provided, the sensitive chip can use commonly used in the art
Charge coupled cell (English full name be Charge Coupled Device, abbreviation CCD) or CMOS partly lead
Body device (English full name is Complementary Metal Oxide Semiconductor, abbreviation CMOS), naturally it is also possible to
Optical imagery is resulted in using other, and optical imagery can be converted to the chip of electric signal, and is not restricted to electric charge coupling
Close element CCD chip or complementary mos device CMOS chip.
Further, in the endoscope leading end portion that this preferred embodiment is provided, the leading section of leading end portion main body 10, camera aperture
Position outside 20 is provided with LED light source 40, for provide light source in the endoscope leading end portion, so as to realize the photograph of endoscope
It is bright, it is ensured that target blur-free imaging to be detected.In this preferred embodiment, it is preferable that be respectively arranged with LED in the both sides of camera aperture 20
Light source, to improve the illuminance in the endoscope leading end portion.
Preferably, in order that obtaining the uniform illumination in endoscope, illumination dim spot will not be produced, so that it is guaranteed that target to be detected
Imaging it is clear, clear, this preferred embodiment provide endoscope leading end portion in, the side wall of leading end portion main body 10 is additionally provided with
LED light source 40, for the illumination in endoscope.
Further, LED light source 40 by welding or FPC modes be arranged at leading end portion main body 10 leading section and/or
The side wall of leading end portion main body 10.Here, LED light source 40 is installed on the leading section of leading end portion main body 10, and it is connected to by bonding wire
On power line in endoscope, or, by LED light source 40, using surface installation technique, (English full name is Surface Mount
Technology, abbreviation SMT) being installed on flexible PCB, (English full name is Flexible Printed Circuit, referred to as
FPC on), then flexible PCB FPC is installed on to the leading section of endoscope leading end portion again, while flexible PCB FPC is connected
It is connected on the power line in endoscope.In the preferred embodiment, preferably by latter mounting means, i.e., by FPC side
LED light source 40 is installed on the leading section of endoscope leading end portion by formula, it is possible to achieve produce in enormous quantities, so as to drastically increase
The production efficiency and operating efficiency of endoscope.
As shown in fig. 1, in the endoscope leading end portion that this preferred embodiment is provided, the leading section of leading end portion main body 10 is set
There are inlet opening 60 and apopore 70.Here, those skilled in the art is it will be understood that the leading section of first end bodies 10
Can inlet opening 60 be only set or apopore 70 is only set, that is to say, that can also the leading sections of first end bodies 10 only set
A water hole for not only having used but also having been used as water outlet as water inlet is put, so as to simplify the construction of endoscope, production efficiency is improved.
Preferably, as shown in fig. 1, in the endoscope leading end portion that this preferred embodiment is provided, before leading end portion main body 10
End is additionally provided with instrument channel hole 80, for putting in being operated for pull-out for apparatus.
As preferred, in the endoscope leading end portion that a preferred embodiment of the invention is provided, leading end portion main body 10 is by gold
Category material or plastic material are made.
Embodiment 2
As shown in Figure 2, in the endoscope leading end portion that another preferred embodiment of the present invention is provided, by inlet opening 60, go out
Water hole 70 and the hole of instrument channel hole 80 3 are combined into a shared hole, i.e., only need the leading section of first end bodies 10 to set one
Through hole, and this set through hole can not only be used for inlet opening 60 to use, and can also be used as apopore 70, also simultaneously
It can be used as instrument channel hole 80.
The endoscope leading end portion that this preferred embodiment is provided and the difference of the endoscope leading end portion provided in embodiment 1, it is main
Be, this preferred embodiment provide endoscope leading end portion, only formerly end bodies 10 leading section set one be used for into
The through hole that water, water outlet and apparatus pass through, further simplify the construction of endoscope leading end portion, reduce further the life of endoscope
Cost is produced, production efficiency is further increased.
Embodiment 3
As shown in Figure 3, another of the invention preferred embodiment additionally provides a kind of endoscope focus adjustment method, it is described in peep
Mirror focus adjustment method includes step a, and camera lens and photosensitive core are positioned in same leading end portion main body；Step b, is installing the camera lens
The leading end portion main body inner edge face smear solidification glue；Step c, the mirror is adjusted before the colloid of the solidification glue is not dry
Distance of the head relative to the sensitive chip；Step d, when the distance reaches defined image quality, stops the regulation；
Step e, waits the colloid of the solidification glue to dry, the camera lens is fixed.
Here, the mirror of the camera lens and the sensitive chip can be provided for placing in the same leading end portion main body
Head bore and sensitive chip hole, wherein, the camera aperture is arranged at close to the leading section of target to be detected in the leading end portion main body,
The sensitive chip hole is then arranged at the lower section of the camera aperture, and the camera lens is positioned in the camera aperture, the photosensitive core
Piece is positioned in the sensitive chip hole.Preferably, the camera aperture is being set up and before the camera lens is placed, Ke Yi
Solidification glue is uniformly smeared in the inner edge face for placing the leading end portion main body of the camera lens, i.e., in the mirror as shown in Fig. 1 or Fig. 2
The inner edge face of head bore 20 uniformly smears one and encloses solidification glue, wherein, the solidification glue can be the solidification glue done after 5 minutes, also may be used
It is first for the camera lens adjusted after finishing is fixed on into the endoscope to be other dry after a certain time solidification glues
In end.
Further, after the inner edge face of the leading end portion main body of camera lens smearing solidification glue is installed, i.e., described
The inner edge face of camera aperture is uniformly smeared one and enclosed after solidification glue, need to be adjusted before the colloid of the solidification glue is dried the camera lens with
The distance between described sensitive chip, to adjust the quality being imaged on the sensitive chip, to can get it is optimal into
As quality, it is easy to the observation of observer.In the focus adjustment method that this preferred embodiment is provided, the camera lens and the sense are adjusted
The distance between optical chip, is to move the camera lens in the camera aperture by the focusing hole 30 as described in Fig. 1 or Fig. 2
Interior axial location, regulation process is completed with this by changing the distance between the camera lens and described sensitive chip.In addition,
During distance of the camera lens with the sensitive chip is adjusted, it can be shown by naked eyes viewing computer or other displays
Resolution, then determine that the distance between the camera lens adjusted and described sensitive chip are by contrasting resolution card
It is no cause the sensitive chip on image quality reach defined optimal imaging quality, can also by computer or other
The software of special identification focal length is installed in display to judge the distance between the camera lens that is adjusted and described sensitive chip
Whether so that the image quality on the sensitive chip reaches defined optimal imaging quality.When the regulation the camera lens with
When the distance between described sensitive chip make it that the image quality on the sensitive chip reaches defined optimal imaging quality, then
Stop the regulation immediately, and wait the colloid of the solidification glue to dry, after the colloid of the solidification glue is dried, the camera lens
Can be fixed in the position of current optimal imaging quality, and external force that will not again after and it is mobile or change position,
So as to complete whole focussing process.For traditional focus adjustment method, the focus adjustment method that this preferred embodiment is provided
Simply, conveniently, it is easy to operate.
Preferably, dried in the colloid of the solidification glue, after the camera lens is held to, the camera lens is will not be again with it
His external force and shift position, thus, now it can close the focusing hole so that the endoscope can enter in body
Row is mobile without causing excessive injury to human body.
Embodiment 4
As shown in Figure 4, present invention also offers a kind of endoscope, the endoscope includes insertion tube 43 and handle 45,
The insertion end of insertion tube 43 is connected with the endoscope leading end portion 41 described in embodiment 1 or embodiment 2, insertion tube 43 it is non-
Insertion end is connected with handle 45.
Specifically, the bending section 42 of controlled deflection is provided with insertion tube 43, bending section 42 is with being arranged on handle 45
Operating portion (not shown in Fig. 4) is connected, and the operating portion is used to controlling or changing the part that insertion tube 43 can enter in human body
Bending size and bending direction, be easy to observe the organ to be observed in human body.
Here, many water pipes 44 are additionally provided with insertion tube 43, the leading section of water pipe 44 respectively with endoscope leading end portion 41
In inlet opening be connected with apopore.Meanwhile, instrument channel pipe (not shown in Fig. 4) is additionally provided with insertion tube 43, it is described
Instrument channel pipe is connected with the instrument channel hole in the leading section of endoscope leading end portion 41.
Here, as shown in Figure 3, the endoscope leading end portion 41 of the endoscope can only be provided with one both as inlet opening
Use using and as apopore, while the through hole also used as instrument channel hole, accordingly, can also in insertion tube 43
A piece water pipe 44 is only set, be connected with the through hole, for intaking, water outlet and apparatus by using.
Endoscope leading end portion disclosed by the invention, it is relative with camera aperture by the side wall setting one of first end bodies
Focus hole to adjust axial location of the camera lens in camera aperture, so as to adjust the distance between camera lens and sensitive chip so that into
As quality reaches most preferably, the component needed for focus control is reduced, the cost of endoscope production is reduced, while subtracting because of component
Few volume for also reducing endoscope, easy to use, focusing is simple, should be widely promoted and uses.
Endoscope focus adjustment method disclosed by the invention, by the way that camera lens and sensitive chip are arranged at into same leading end portion main body,
Directly regulation camera lens is relative to the distance of sensitive chip, and to reach defined image quality, focus adjustment method is simple, easy to operate, value
It must be widely popularized and use.
In summary, the present invention provides that the above-described embodiments merely illustrate the principles and effects of the present invention, rather than
For limiting the present invention.Any person skilled in the art all can be under the spirit and scope without prejudice to the present invention, to above-mentioned reality
Apply example and carry out modifications and changes.Therefore, such as those of ordinary skill in the art without departing from disclosed
Spirit and all equivalent modifications for being completed under technological thought or change, should be covered by the claim of the present invention.
Claims (14)
1. a kind of endoscope leading end portion, including leading end portion main body and camera lens, the leading section of the leading end portion main body, which is provided with, to be used for
Place the camera aperture of the camera lens, it is characterised in that the side wall of the leading end portion main body be provided with focusing hole, the focusing hole with
The camera aperture is communicated, for adjusting axial location of the camera lens in the camera aperture.
2. endoscope leading end portion according to claim 1, it is characterised in that the focusing hole position is in the axle of the camera aperture
To hole centre position.
3. endoscope leading end portion according to claim 1, it is characterised in that be located at the camera lens in the leading end portion main body
Sensitive chip is provided with below hole, at and the position that communicates relative with the camera aperture.
4. endoscope leading end portion according to claim 1, it is characterised in that the leading section of the leading end portion main body, camera lens
Position outside hole is provided with LED light source.
5. endoscope leading end portion according to claim 4, it is characterised in that the side wall of the leading end portion main body sets LED
Light source.
6. endoscope leading end portion according to claim 4, it is characterised in that the LED light source passes through welding or FPC modes
It is arranged at the leading section of the leading end portion main body.
7. endoscope leading end portion according to claim 5, it is characterised in that the LED light source passes through welding or FPC modes
It is arranged at the side wall of the leading end portion main body.
8. endoscope leading end portion according to claim 1, it is characterised in that the leading section of the leading end portion main body is provided with
Inlet opening and/or apopore.
9. endoscope leading end portion according to claim 1, it is characterised in that the leading section of the leading end portion main body is provided with
Instrument channel hole.
10. endoscope leading end portion according to any one of claim 1 to 9, it is characterised in that the leading end portion main body by
Metal material or plastic material are made.
11. a kind of endoscope focus adjustment method, it is characterised in that the endoscope focus adjustment method includes：
Step a, camera lens and photosensitive core are positioned in same leading end portion main body；
Step b, solidification glue is smeared in the inner edge face for installing the leading end portion main body of the camera lens；
Step c, adjusts distance of the camera lens relative to the sensitive chip before the colloid of the solidification glue is not dry；
Step d, when the distance reaches defined image quality, stops the regulation；
Step e, waits the colloid of the solidification glue to dry, the camera lens is fixed.
12. endoscope focus adjustment method according to claim 11, it is characterised in that including step f, when the camera lens is fixed
Afterwards, the focusing hole is sealed.
13. a kind of endoscope, including insertion tube and handle, it is characterised in that the insertion end of the insertion tube and such as claim 1
It is connected to the endoscope leading end portion any one of 10, the non-intrusive end of the insertion tube is connected with the handle.
14. endoscope according to claim 13, it is characterised in that the bending of controlled deflection is provided with the insertion tube
Portion, the bending section is connected with the operating portion being arranged on the handle, and the operating portion is used to controlling or changing described insert
Enter the bending size and bending direction for the part that pipe can enter in human body.
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610879671.9A CN106943115A (en) | 2016-10-08 | 2016-10-08 | Endoscope leading end portion, endoscope focus adjustment method and endoscope |
| DE212017000212.3U DE212017000212U1 (en) | 2016-10-08 | 2017-06-30 | End section of the endoscope and endoscope |
| JP2019600055U JP3224391U (en) | 2016-10-08 | 2017-06-30 | Endoscope tip and endoscope |
| PCT/CN2017/090970 WO2018064898A1 (en) | 2016-10-08 | 2017-06-30 | Endoscope front tip part, endoscope focusing method, and endoscope |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610879671.9A CN106943115A (en) | 2016-10-08 | 2016-10-08 | Endoscope leading end portion, endoscope focus adjustment method and endoscope |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106943115A true CN106943115A (en) | 2017-07-14 |
Family
ID=59465392
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610879671.9A Pending CN106943115A (en) | 2016-10-08 | 2016-10-08 | Endoscope leading end portion, endoscope focus adjustment method and endoscope |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JP3224391U (en) |
| CN (1) | CN106943115A (en) |
| DE (1) | DE212017000212U1 (en) |
| WO (1) | WO2018064898A1 (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107822580A (en) * | 2017-10-20 | 2018-03-23 | 上海安清医疗器械有限公司 | First end head, endoscope and its manufacture method of a kind of honeycomb structure |
| CN108333739A (en) * | 2018-03-28 | 2018-07-27 | 珠海视新医用科技有限公司 | A kind of production method of endoscope elder generation end and endoscope elder generation end |
| WO2019037179A1 (en) * | 2017-08-25 | 2019-02-28 | 何春纬 | Microendoscope structure |
| CN110251056A (en) * | 2019-06-25 | 2019-09-20 | 深圳开立生物医疗科技股份有限公司 | Endoscope and its cephalic par |
| CN112842229A (en) * | 2021-02-07 | 2021-05-28 | 杭州微视医疗科技有限公司 | Endoscope assembly |
| CN112987222A (en) * | 2021-02-09 | 2021-06-18 | 西安申兆光电科技有限公司 | Endoscope zoom adjustment driving device and method and endoscope |
| WO2021238240A1 (en) * | 2020-05-25 | 2021-12-02 | 卓外（上海）医疗电子科技有限公司 | Mounting structure of endoscope front-end piece |
| CN116746861A (en) * | 2023-06-16 | 2023-09-15 | 深圳市安保医疗科技股份有限公司 | Endoscope front end assembly and endoscope |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108836239A (en) * | 2018-07-09 | 2018-11-20 | 卓外（上海）医疗电子科技有限公司 | With the fujinon electronic video endoscope for being imaged and illuminating apex |
| CN111012292B (en) * | 2019-12-25 | 2024-07-05 | 岱川医疗(深圳)有限责任公司 | Endoscope, insertion head and method for manufacturing insertion head |
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- 2017-06-30 WO PCT/CN2017/090970 patent/WO2018064898A1/en active Application Filing
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| CN200965585Y (en) * | 2006-11-03 | 2007-10-24 | 陇华 | An optical instrument able to observe the intensified image of object at any distance |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2019037179A1 (en) * | 2017-08-25 | 2019-02-28 | 何春纬 | Microendoscope structure |
| CN107822580A (en) * | 2017-10-20 | 2018-03-23 | 上海安清医疗器械有限公司 | First end head, endoscope and its manufacture method of a kind of honeycomb structure |
| CN108333739A (en) * | 2018-03-28 | 2018-07-27 | 珠海视新医用科技有限公司 | A kind of production method of endoscope elder generation end and endoscope elder generation end |
| CN110251056A (en) * | 2019-06-25 | 2019-09-20 | 深圳开立生物医疗科技股份有限公司 | Endoscope and its cephalic par |
| WO2021238240A1 (en) * | 2020-05-25 | 2021-12-02 | 卓外（上海）医疗电子科技有限公司 | Mounting structure of endoscope front-end piece |
| CN112842229A (en) * | 2021-02-07 | 2021-05-28 | 杭州微视医疗科技有限公司 | Endoscope assembly |
| CN112987222A (en) * | 2021-02-09 | 2021-06-18 | 西安申兆光电科技有限公司 | Endoscope zoom adjustment driving device and method and endoscope |
| CN112987222B (en) * | 2021-02-09 | 2024-01-12 | 上海澳华内镜股份有限公司 | Endoscope zooming adjustment driving device and method and endoscope |
| CN116746861A (en) * | 2023-06-16 | 2023-09-15 | 深圳市安保医疗科技股份有限公司 | Endoscope front end assembly and endoscope |
| CN116746861B (en) * | 2023-06-16 | 2024-06-28 | 深圳市安保医疗科技股份有限公司 | Endoscope front end assembly and endoscope |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2018064898A1 (en) | 2018-04-12 |
| JP3224391U (en) | 2019-12-19 |
| DE212017000212U1 (en) | 2019-04-12 |
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