CN104095603B - A kind of cold light source for endoscope with light shielding device - Google Patents
A kind of cold light source for endoscope with light shielding device Download PDFInfo
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- CN104095603B CN104095603B CN201410158145.4A CN201410158145A CN104095603B CN 104095603 B CN104095603 B CN 104095603B CN 201410158145 A CN201410158145 A CN 201410158145A CN 104095603 B CN104095603 B CN 104095603B
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- endoscope
- light source
- dark slide
- cold light
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Abstract
The present invention relates to a kind of cold light source for endoscope with light shielding device, solve existing cold light source for endoscope release with the guide-lighting adapter of endoscope be connected time, the light of high brightness directly penetrates from light hole, the problem interfering user.Described cold light source for endoscope has light hole, and described light hole connects the guide-lighting adapter of endoscope, and the light path that goes out of described light hole is provided with at least one dark slide, and when guide-lighting adapter is connected with described cold light source for endoscope, described dark slide is opened；When guide-lighting adapter is connected with the releasing of described cold light source for endoscope, described dark slide is closed.Present configuration is simple, can effectively stop the light of high brightness directly to penetrate from the light hole of cold light source for endoscope, prevent from interfering user.
Description
Technical field
The present invention relates to endoscopic technique field, be specifically related to a kind of cold light source for endoscope.
Background technology
Endoscope apparatus is widely used at medical field, consist of and there is elongated insertion section, internal by insertion section is inserted into, it is possible to observe internal internal organs etc., or as required, use the treatment instrument being inserted in treatment instrument penetrating via to carry out various disposal.In endoscope apparatus, use light guide etc. to guide the illumination light from cold light source for endoscope, the target site of subject is illuminated, observe obtaining endoscopic images, or be disposed.The end of described light guide is connected with described cold light source for endoscope by guide-lighting adapter, described guide-lighting adapter inserts the light hole being connected to described cold light source for endoscope, can draw the illumination light target site to subject of cold light source for endoscope.
But, if guide-lighting adapter is just to access after cold light source for endoscope is opened, or releasing connects before cold light source cuts out, then the light of the high brightness that cold light source for endoscope is sent directly can be penetrated by the light hole of cold light source, interfering user, serious is also possible to pierce eyes.
Summary of the invention
It is an object of the invention to, for the cold light source for endoscope of prior art when being not connected with guide-lighting adapter, the light of high brightness directly penetrates from light hole, the defect interfering user, it is provided that a kind of cold light source for endoscope with light shielding device.
The technical solution used in the present invention is:
A kind of cold light source for endoscope, including light hole, described light hole connects the guide-lighting adapter of endoscope, and the light path that goes out of described light hole is provided with at least one dark slide, and when guide-lighting adapter is connected with described cold light source for endoscope, described dark slide is opened；When guide-lighting adapter is connected with the releasing of described cold light source for endoscope, described dark slide is closed.
The invention has the beneficial effects as follows, it is provided that a kind of cold light source for endoscope with light shielding device, when guide-lighting adapter is connected with cold light source for endoscope releasing, automatic covering keeps off unthreaded hole, prevents the light of high brightness from directly penetrating from light hole, interferes user.
Accompanying drawing explanation
Fig. 1 is the axonometric chart of the cold light source for endoscope that various embodiments of the present invention use.
Fig. 2 is the cold light source for endoscope with light shielding device of the embodiment of the present invention one.
Fig. 3 is the cold light source for endoscope with light shielding device of the embodiment of the present invention two.
Fig. 4 is the cold light source for endoscope with light shielding device of the embodiment of the present invention three.
Fig. 5 is the cold light source for endoscope with light shielding device of the embodiment of the present invention five.
Detailed description of the invention
See Fig. 1, cold light source for endoscope has light hole 10, inside cold light source for endoscope, the light source such as xenon lamp with parabolic reflecting bowl or LED sends the illumination light of high brightness, after be reflected, filter, correction etc. processes, arriving described light hole 10, the guide-lighting adapter (not shown) of endoscope is inserted into light hole 10, is connected with described cold light source for endoscope.Go out on light path at described light hole 10, at least one dark slide is set, when guide-lighting adapter is connected with described cold light source for endoscope, the unlatching of described dark slide；When guide-lighting adapter is connected with the releasing of described cold light source for endoscope, described dark slide is closed.Described dark slide is in the particular location gone out on light path of described light hole 10 and attachment structure, and realizes the principle that described dark slide opens and closes, and will be illustrated by multiple specific embodiments of the present invention.
In certain embodiments, in the inside of cold light source for endoscope, described light hole 10 rear, it is provided with rotating shaft, described dark slide is rotatably connected in described rotating shaft, and described dark slide is one.
See Fig. 2, for the cold light source for endoscope with light shielding device of the embodiment of the present invention one, for being shown more clearly that light shielding device, figure illustrate only the structure relevant with the inventive point of the present invention.Inside cold light source for endoscope, the position of corresponding described light hole 10 is provided with one and fixes seat 20.Described light shielding device includes rotating shaft 21 and dark slide 22, described rotating shaft 21 is positioned at described light hole 10 rear, is fixed on described fixing seat 20, corresponding to the position above described light hole 10, one end of described dark slide 22 is rotatably connected in described rotating shaft 21, and the other end is free end." being rotatably attached " of the present invention, can be pivot joint, it is also possible to be hinged by least two junction point.
When the guide-lighting adapter 11(figure of endoscope illustrate only its cephalic par) when inserting described light hole 10, dark slide 22 21 rotates up under the thrust of guide-lighting adapter 11 around the shaft, light shielding device is opened, and the illumination light that light source sends enters guide-lighting adapter 11.When guide-lighting adapter 11 exits from described light hole 10, dark slide 22 21 is rotated down the most around the shaft, covers light hole 10 so that the illumination light that light source sends does not penetrates from light hole 10.
In some embodiments, described rotating shaft 21 is arranged around light hole 10 at other angles, as long as meeting the dark slide 22 being connected in rotating shaft 21 can block light hole 10 when closed.Such as, rotating shaft can be arranged on the position of arbitrary side, light hole upper and lower, left and right, or become certain inclination angle with horizontal line.Except rotating shaft 21 is located at above light hole, so that dark slide 22 21 is rotated downwardly to outside closed mode the most around the shaft, when arranging at other angles, then need, at dark slide 22 rear, it is applied the power that can return to closed mode, therefore, an elastic mechanism can be abutted so that dark slide 22 can return in situ under elastic mechanism effect at dark slide 22 rear.
See Fig. 3, for the cold light source for endoscope with light shielding device of the embodiment of the present invention two.It is with the difference of embodiment one, described rotating shaft 21 is arranged on described fixing seat 20 corresponding to the position on the left of described light hole 10, one end of described dark slide 22 is rotatably connected in described rotating shaft 21, the other end is free end, also has the torsion spring 31 being sheathed in described rotating shaft between described dark slide 22 and described fixing seat 20.
When the guide-lighting adapter 11 of endoscope inserts described light hole 10, dark slide 22 21 rotates under the thrust of guide-lighting adapter 11 around the shaft, and oppresses torsion spring 31 and make it produce deformation, and light shielding device is opened, and the illumination light that light source sends enters guide-lighting adapter 11.When guide-lighting adapter 11 exits from described light hole 10, torsion spring recovers deformation, dark slide 22 produces thrust, and dark slide 22 21 rotations around the shaft cover light hole 10 so that the illumination light that light source sends does not penetrates from light hole 10.
In the present embodiment, described torsion spring 31 can also substitute with a shell fragment.
In some embodiments, dark slide is two, and two dark slides are oppositely arranged, and said two dark slide rear each abuts an elastic mechanism so that described dark slide can return in situ under elastic mechanism effect.Specifically, described dark slide can be two with the arbitrarily angled catch being oppositely arranged, such as left and right is oppositely arranged, is oppositely arranged up and down, or is oppositely arranged with certain inclination angle.Described two catch being oppositely arranged, shelter from light hole 10 the most jointly.
See Fig. 4, for the cold light source for endoscope with light shielding device of the embodiment of the present invention three.It is with the difference of embodiment two, on described fixing seat 20, the position corresponding on the left of described light hole 10 and right side is respectively provided with left rotary shaft 41 and right spindle 42, described dark slide 22 is a left catch 43 and a right catch 44, respectively rotatably it is connected on described left rotary shaft 41 and described right spindle 42, between described left catch 43 and described left rotary shaft 41, and between described right catch 44 and described right spindle 42, it is respectively provided with the torsion spring 45 being sheathed on described left rotary shaft 41 and described right spindle 42.Described torsion spring 45 can also substitute with shell fragment.
When the guide-lighting adapter 11 of endoscope inserts described light hole 10, left catch 43 and right catch 44 rotate rotating around left rotary shaft 41 and right spindle 42 under the thrust of guide-lighting adapter 11, and oppress torsion spring 45 and make it produce deformation, light shielding device is opened, and the illumination light that light source sends enters guide-lighting adapter 11.When guide-lighting adapter 11 exits from described light hole 10, torsion spring 45 recovers deformation, and left catch 43 and right catch 44 produce thrust respectively, and left and right catch rotates and covers light hole 10 so that the illumination light that light source sends does not penetrates from light hole 10.
The cold light source for endoscope with light shielding device of the embodiment of the present invention four, it is with the difference of embodiment three, it is respectively provided with rotating shaft and lower rotary shaft corresponding to the position above and below described light hole on fixing seat 20, described dark slide is a upper stop piece and a lower stop piece, respectively rotatably it is connected on described upper rotating shaft and described lower rotary shaft, between described upper stop piece and described upper rotating shaft, and between described lower stop piece and described lower rotary shaft, it is respectively provided with the torsion spring being sheathed on described upper rotating shaft and described lower rotary shaft.The opening and closing principle of its catch is similar with embodiment three, does not repeats them here.
The embodiment of the present invention three and the structure of embodiment four, owing to dark slide is two catch being oppositely arranged, when it opens and closes, relative to an independent dark slide, have that degree of rotation is little, react more flexible advantage.
In some embodiments, described dark slide is to be fixedly arranged at least one shell fragment at light hole 10 rear.See Fig. 5, in the cold light source for endoscope with light shielding device of the embodiment of the present invention five, the brake sack used is the shell fragment 51 that can produce deformation, one end of shell fragment 51 is fixed on fixing seat 20, the other end is free end, shell fragment 51 is in its natural state, shelter from light hole 10, when guide-lighting adapter 11 inserts, push shell fragment 51 open, light shielding device is opened, the illumination light that light source sends enters guide-lighting adapter 11, and when guide-lighting adapter 11 exits, shell fragment 51 recovers deformation, shelter from light hole 10 so that the illumination light that light source sends does not penetrates from light hole 10.
In certain embodiments, multi-disc shell fragment is separately fixed at around light hole 10, multi-disc shell fragment in its natural state,
Jointly shelter from light hole 10, when guide-lighting adapter 11 inserts, push multi-disc shell fragment open, making shell fragment produce deformation, light shielding device is opened, and the illumination light that light source sends enters guide-lighting adapter 11, when guide-lighting adapter 11 exits, shell fragment recovers deformation, shelters from light hole 10 so that the illumination light that light source sends does not penetrates from light hole 10.
In certain embodiments, described cold light source for endoscope includes that an induction module and drives module, and described induction module is used for sensing that guide-lighting adapter is no with described cold light source for endoscope is connected, and described driving module is for driving described dark slide to open and close.Specifically, go out to arrange on light path induction installation and driving means at cold light source for endoscope light hole, when described induction installation senses that guide-lighting adapter inserts described light hole, described driving means drives dark slide to open, when described induction installation senses that guide-lighting adapter exits described light hole, described driving means drives dark slide to close.Described induction installation can be such as Photo Interrupter.Described driving means includes motor and controller.
It should be noted that, in the present invention, described dark slide " is opened " and " closedown " is not limited to the frame for movement expressed by its letter, and the concrete meaning that described dark slide " is opened " is interpreted as: dark slide does not hinder the light of cold light source for endoscope to introduce guide-lighting adapter by light hole；The concrete meaning that described dark slide " is closed " is interpreted as: when guide-lighting adapter exits, described dark slide cuts off the light of the high brightness that cold light source for endoscope sends so that it is do not penetrate from light hole.Such as, when dark slide completely cuts through from the illumination light of light hole outgoing, possible dark slide does not reach the most angled between fully closed condition, and the cross section transverse of light hole, " closedown " also now being understood as in the present invention.
A kind of cold light source for endoscope with light shielding device provided the embodiment of the present invention above is described in detail, but the explanation of above example is only intended to help to understand method and the core concept thereof of the present invention, should not be construed as limitation of the present invention.Those skilled in the art in the technical scope that the invention discloses, the change that can readily occur in or replacement, all should contain within protection scope of the present invention.
Claims (7)
1. a cold light source for endoscope, including light hole, described light hole connects the guide-lighting adapter of endoscope, it is characterized in that, the light path that goes out of described light hole is provided with at least one dark slide, and when guide-lighting adapter is connected with described cold light source for endoscope, described dark slide is opened；When guide-lighting adapter is connected with the releasing of described cold light source for endoscope, described dark slide is closed；Described light hole rear is provided with rotating shaft, described dark slide is rotatably connected in described rotating shaft, when described guide-lighting adapter is connected with described cold light source for endoscope, can directly contact and promote described dark slide to rotate around described rotating shaft, to open and close described dark slide.
Cold light source for endoscope the most according to claim 1, it is characterised in that described dark slide is one.
Cold light source for endoscope the most according to claim 2, it is characterised in that described rotating shaft is arranged at the position above described light hole, one end of described dark slide is rotatably connected in described rotating shaft, and the other end is free end.
Cold light source for endoscope the most according to claim 2, it is characterised in that described dark slide rear abuts an elastic mechanism so that described dark slide can return in situ under elastic mechanism effect.
Cold light source for endoscope the most according to claim 1, it is characterised in that described dark slide is two.
Cold light source for endoscope the most according to claim 5, it is characterised in that said two dark slide is oppositely arranged, said two dark slide rear each abuts an elastic mechanism so that described dark slide can return in situ under elastic mechanism effect.
7. according to the cold light source for endoscope described in claim 4 or 6, it is characterised in that described elastic mechanism is torsion spring, or shell fragment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410158145.4A CN104095603B (en) | 2014-04-21 | 2014-04-21 | A kind of cold light source for endoscope with light shielding device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410158145.4A CN104095603B (en) | 2014-04-21 | 2014-04-21 | A kind of cold light source for endoscope with light shielding device |
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| Publication Number | Publication Date |
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| CN104095603A CN104095603A (en) | 2014-10-15 |
| CN104095603B true CN104095603B (en) | 2017-01-04 |
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| CN201410158145.4A Active CN104095603B (en) | 2014-04-21 | 2014-04-21 | A kind of cold light source for endoscope with light shielding device |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017086483A1 (en) * | 2015-11-19 | 2017-05-26 | オリンパス株式会社 | Endoscope device |
| JP2017104354A (en) * | 2015-12-10 | 2017-06-15 | Hoya株式会社 | Irradiation system |
| CN108433693B (en) * | 2018-05-16 | 2023-07-25 | 广东欧谱曼迪科技有限公司 | Endoscope cold light source with connection feedback device and method thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4291961A (en) * | 1979-04-16 | 1981-09-29 | Olympus Optical Company, Ltd. | Apparatus for endoscopic photography |
| CN102804515A (en) * | 2010-03-16 | 2012-11-28 | 奥林巴斯医疗株式会社 | Connector connection system, light source device, and endoscope |
| CN103458769A (en) * | 2012-01-31 | 2013-12-18 | 奥林巴斯医疗株式会社 | Endoscope |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3833833B2 (en) * | 1998-09-28 | 2006-10-18 | オリンパス株式会社 | Endoscope light source device |
| JP2003325449A (en) * | 2002-05-15 | 2003-11-18 | Fuji Photo Optical Co Ltd | Connection structure for light source connector for endoscope to light source device |
| WO2005112737A1 (en) * | 2004-05-24 | 2005-12-01 | Olympus Corporation | Light source device for endoscope |
| JP2012070981A (en) * | 2010-09-29 | 2012-04-12 | Hoya Corp | Light source device for endoscope |
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2014
- 2014-04-21 CN CN201410158145.4A patent/CN104095603B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4291961A (en) * | 1979-04-16 | 1981-09-29 | Olympus Optical Company, Ltd. | Apparatus for endoscopic photography |
| CN102804515A (en) * | 2010-03-16 | 2012-11-28 | 奥林巴斯医疗株式会社 | Connector connection system, light source device, and endoscope |
| CN103458769A (en) * | 2012-01-31 | 2013-12-18 | 奥林巴斯医疗株式会社 | Endoscope |
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Address after: 518051 Guangdong city of Shenzhen province Nanshan District Yuquanlu Road Yizhe building 4 floor Applicant after: Biologic medical Science and Technology Co., Ltd. is opened in Shenzhen Address before: 518051 Guangdong city of Shenzhen province Nanshan District Yuquanlu Road Yizhe building 4 floor Applicant before: Sonoscape Inc. |
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Address after: 518057 Shenzhen Nanshan District, Guangdong Province Patentee after: Biologic medical Science and Technology Co., Ltd. is opened in Shenzhen Address before: 518051 Fourth Floor, Yizhe Building, Yuquan Road, Nanshan District, Shenzhen City, Guangdong Province Patentee before: Biologic medical Science and Technology Co., Ltd. is opened in Shenzhen |
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