US4885635A
Expired / Lapsed
US
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Endoscope light source apparatus
Assignee: Olympus Corp
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Filing: 1989-05-01
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Granted: 1989-12-05
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Expires: 2009-05-01
Abstract
Abstract This endoscope light source apparatus can feed illuminating lights to a scope provided with a frame sequential type imaging device, a scope provided with a color mosaic type imaging device and a fiber scope. This endoscope light source apparatus has a frame sequential light source part which can output a plurality of color lights and a white light source part which can output a white light. This frame sequential light source part has a filter which can output a plurality of color lights.
Inventors
- 👤 Kenji Kimura
- 👤 Hiroki Hibino
- 👤 Toshiaka Nisikori
- 👤 Hisao Ogiu
- 👤 Atsushi Kidawara
- 👤 Hisao Yabe
- 👤 Koji Takamura
- 👤 Jun Yoshinaga
- 👤 Shinichi Kato
- 👤 Takeaki Nakamura
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 19:18
CPC Classifications
A; A61; A61B; A61B1/00; A61B1/00064; A61B1/00105; A61B1/04; A61B1/05; H; H04; H04N; H04N23/00; H04N23/50; H04N23/555; H04N23/56; H04N23/70; H04N23/74
Claims Analysis
Total Claims: 41
Claim 1
Independent Claim
80 words
An endoscope light source apparatus to which an endoscope provided with a frame sequential type color imaging means, an endoscope provided with a color mosaic type color imaging means and an optical endoscope can be connected, said endoscope light source apparatus comprising: a frame sequential light outputting means for outputting an illuminating light to said frame sequential type color imaging means; and a white light outputting means for outputting an illuminating light to said color mosaic type color imaging means.
Claim 2
Dependent Claim
80 words
An endoscope light source apparatus to which an endoscope provided with a frame sequential type color imaging means, an endoscope provided with a color mosaic type color imaging means and an optical endoscope can be connected, said endoscope light source apparatus comprising: a frame sequential light outputting means for outputting an illuminating light to said frame sequential type color imaging means; and a white light outputting means for outputting an illuminating light to said color mosaic type color imaging means.
Claim 3
Dependent Claim
35 words
An endoscope light source apparatus according to claim 1 wherein said white light outputting means is a white light outputting light source provided separately from a light source forming said frame sequential light outputting means.
Claim 4
Dependent Claim
54 words
An endoscope light source apparatus according to claim 2 wherein said frame sequential light outputting means has three primary colors of red, green and blue transmitting filters driven by a driving motor, arranged between said light source and an object to be imaged and sequentially transmitted respective color lights of red, green and blue.
Claim 5
Dependent Claim
77 words
An endoscope light source apparatus according to claim 1 wherein said white light outputting means comprises a white light emitting light source, respective red, green and blue color lights sequentially transmitting filters arranged removably between said white light emitting light source and an object to be imaged and a moving means for moving said filters so that white light emitted from said white light emitting source may be radiated onto said object without passing through said filters.
Claim 6
Dependent Claim
33 words
An endoscope light source apparatus according to claim 4 wherein said filters form a rotary filter driven by a driving motor and having a position detecting means for detecting positions of said filters.
Claim 7
Dependent Claim
24 words
An endoscope light source apparatus according to claim 4 wherein said moving means is moved by meshing a worm gear with a rack gear.
Claim 8
Dependent Claim
23 words
An endoscope light source apparatus according to claim 4 wherein said moving means is moved by meshing a rack gear with a pinion.
Claim 9
Dependent Claim
45 words
An endoscope light source apparatus according to claim 4 wherein said moving means is provided with a filter and a driving motor driving said filter at one end of a fitting bracket and a rocking motor is connected to another end to rock said filter.
Claim 10
Dependent Claim
28 words
An endoscope light source apparatus according to claim 4 wherein said moving means is provided with a filter and a driving motor driving said filter slidably on rails.
Claim 11
Dependent Claim
30 words
An endoscope light source apparatus according to claim 4 wherein said moving means is controlled by a movement controlling means into which a discriminating signal discriminating endoscope type is input.
Claim 12
Dependent Claim
45 words
An endoscope light source apparatus according to claim 4 wherein said moving means is controlled in movement by an information signal representing that a position detecting means and a separately provided signal processing means for producing a video signal are electrically connected with each other.
Claim 13
Dependent Claim
50 words
An endoscope light source apparatus according to claim 4 wherein said white light outputting means has a light amount adjusting means, removably arranged between said white light emitting light source and object to be imaged, for adjusting an amount of white light emitted from the white light emitting light source.
Claim 14
Dependent Claim
74 words
An endoscope light source apparatus according to claim 1 wherein said white light outputting means comprises a light source emitting a white light, filters arranged between said light source and object to be imaged and sequentially transmitting respective color lights of red, green blue, and a moving means for moving said light source so that the white light emitted from said light source may be radiated onto said object without passing through said filter.
Claim 15
Dependent Claim
30 words
An endoscope light source apparatus according to claim 13 wherein said moving means is controlled by a movement controlling means into which a discriminating signal discriminating endoscope type is input.
Claim 16
Dependent Claim
67 words
An endoscope light source apparatus according to claim 1 wherein said white light outputting means comprises a light source emitting a white light, a filter frame arranged between said light source and object to be imaged and provided with filters sequentially transmitting three color lights including a white light and a rotation/stop controlling means for stopping said filter frame in a position of transmitting said white light.
Claim 17
Dependent Claim
67 words
An endoscope light source apparatus according to claim 1 wherein said white light outputting means comprises a light source emitting a white light, a filter frame arranged between said light source and object to be imaged and provided with filters sequentially transmitting respective color lights of red, green, blue, and a rotation/stop controlling means for stopping said filter frame in a position of transmitting said white light.
Claim 18
Dependent Claim
37 words
An endoscope light source apparatus according to claims 15 or 16 wherein said filters form a rotary filter driven by a driving motor and having a position detecting means for detecting a position of the rotary filter.
Claim 19
Dependent Claim
38 words
An endoscope light source apparatus according to claims 15 or 16 wherein said rotation/stop controlling means controls a driving motor by inputting discriminating signal discriminating endoscope type and a filter position signal output by a position detecting means.
Claim 20
Dependent Claim
45 words
An endoscope light source apparatus according to claim 18 wherein said rotation/stop controlling means controls said driving motor with an information signal representing that said position detecting means and a separately provided and video signal producing signal processing means are electrically connected with each other.
Claim 21
Dependent Claim
33 words
An endoscope light source apparatus according to claim 17 wherein said rotary filter has a light intercepting plate intercepting the white light with a centrifugal force in case said rotary filter is rotating.
Claim 22
Dependent Claim
47 words
An endoscope light source apparatus according to claim 16 wherein a transmitting part has an optical lens system which can regulate an amount of illuminating light entering an entrance end surface of a light guide transmitting the white light emitted from the light source to the object.
Claim 23
Dependent Claim
52 words
An endoscope light source apparatus according to claims 2, 4, 13, 15 or 16 wherein said white light outputting means has a light source emitting a white light and a power source feeding means for controlling an amount of light emitting from said light source with an information signal representing endoscope type.
Claim 24
Dependent Claim
52 words
An endoscope light source apparatus according to claims 2, 4, 13, 15 or 16 wherein said white light outputting means has a light source emitting a white light and a diaphragm controlling means for controlling an amount of illuminating light emitted from said light source with an information signal representing endoscope type.
Claim 25
Dependent Claim
72 words
An endoscope light source apparatus according to claim 2, 4, 13, 15 or 16, wherein said white light outputting means has an optical lens system which can adjust an entering light amount entering an entrance end surface when said entrance end surface of a light guide means transmitting the illuminating light emitted from the white light outputting light source to said object approaches or retreats from said white light outputting light source.
Claim 26
Dependent Claim
61 words
An endoscope light source apparatus connectable with an endoscope provided with a frame sequential type color imaging means and an optical endoscope, said endoscope light source apparatus comprising: a frame sequential light outputting means for outputting an illuminating light to a frame sequential type color imaging means; and a white color light outputting means for outputting a white color illuminating light.
Claim 27
Dependent Claim
61 words
An endoscope light source apparatus connectable with an endoscope provided with a frame sequential type color imaging means and an optical endoscope, said endoscope light source apparatus comprising: a frame sequential light outputting means for outputting an illuminating light to a frame sequential type color imaging means; and a white color light outputting means for outputting a white color illuminating light.
Claim 28
Dependent Claim
42 words
An endoscope light source apparatus according to claim 25 further comprising a light output controlling means for controlling said frame sequential light outputting means and said white color light outputting means with a discriminating signal which can discriminate the type of endoscope.
Claim 29
Dependent Claim
45 words
An endoscope light source apparatus according to claim 25 or 26 wherein said frame sequential light outputting means is provided with a plurality of filters, transmitting color lights in specific wavelength regions for obtaining a video signal, and a motor rotating and driving said filters.
Claim 30
Dependent Claim
62 words
An endoscope light source apparatus according to claim 27 wherein said white color light outputting means is provided with transmitting parts provided in said filters and transmitting white color light and a rotation/stop controlling means which positions said transmitting parts on an optical axis of a light source and which can stop the filters so as to transmit the white color light.
Claim 31
Dependent Claim
87 words
An endoscope rotary filter provided between a light source an outputting part outward outputting a light generated from said light source within a light source apparatus connected with an endoscope, said endoscope rotary filter comprising: filters sequentially separating light generated from said light source into color lights in specific wavelength regions for obtaining a video signal; transmitting parts transmitting as a white color light the light generated from said light source; and a filter frame provided in a peripheral direction with said filters and said transmitting parts.
Claim 32
Dependent Claim
87 words
An endoscope rotary filter provided between a light source an outputting part outward outputting a light generated from said light source within a light source apparatus connected with an endoscope, said endoscope rotary filter comprising: filters sequentially separating light generated from said light source into color lights in specific wavelength regions for obtaining a video signal; transmitting parts transmitting as a white color light the light generated from said light source; and a filter frame provided in a peripheral direction with said filters and said transmitting parts.
Claim 33
Dependent Claim
24 words
An endoscope rotary filter according to claim 29, further comprising a light intercepting means intercepting said white color light passing through said transmitting parts.
Claim 34
Dependent Claim
22 words
An endoscope rotary filter according to claim 29 or 30 wherein said filter frame is further provided with a position detecting hole.
Claim 35
Dependent Claim
70 words
An endoscope light source apparatus connectable with an endoscope provided with a frame sequential type color imaging means and an endoscope provided with a color mosaic type color imaging means comprising: a frame sequential light outputting means for outputting an illuminating light to said frame sequential type color imaging means; and a white color light outputting means for outputting an illuminating light to said color mosaic type color imaging means.
Claim 36
Dependent Claim
70 words
An endoscope light source apparatus connectable with an endoscope provided with a frame sequential type color imaging means and an endoscope provided with a color mosaic type color imaging means comprising: a frame sequential light outputting means for outputting an illuminating light to said frame sequential type color imaging means; and a white color light outputting means for outputting an illuminating light to said color mosaic type color imaging means.
Claim 37
Dependent Claim
35 words
An endoscope light source apparatus according to claim 32 wherein said white light outputting means is a white light outputting light source provided separately from a light source forming said frame sequential light outputting means.
Claim 38
Dependent Claim
78 words
An endoscope light source apparatus according to claim 32 wherein said white light outputting means comprises a white light emitting light source, respective red, green and blue color lights sequentially transmitting filters arranged removably between said white light emitting light source and an object to be imaged and a moving means for moving said filters so that white light emitted from said white light emitting light source may be radiated onto said object without passing through said filters.
Claim 39
Dependent Claim
75 words
An endoscope light source apparatus according to claim 32 wherein said white light outputting means comprises a light source emitting a white light, filters arranged between said light source and an object to be imaged and sequentially transmitting respective color light of red, green, blue, and a moving means for moving said light source so that the white light emitted from said light source may be radiated onto said object without passing through said filter.
Claim 40
Dependent Claim
68 words
An endoscope light source apparatus according to claim 32 wherein said white light outputting means comprises a light source emitting a white light, a filter frame arranged between said light source and an object to be imaged and provided with filters sequentially transmitting three color lights including a white light and a rotation/stop controlling means for stopping said filter fame in a position of transmitting said white light.
Claim 41
Dependent Claim
68 words
An endoscope light source apparatus according to claim 32 wherein said white light outputting means comprises a light source emitting a white light, a filter frame arranged between said light source and an object to be imaged and provided with filters sequentially transmitting respective color light of red, green, blue, and a rotation/stop controlling means for stopping said filter frame in a position of transmitting said white light.
References Cited (Backward Citations)
US3166623A
Cited
US4663657A
Cited
JPS60243625A
Cited
US4656508A
Cited
US4625236A
Cited
US4740837A
Cited
US4729018A
Cited
JPH06182731A
Cited
JPH0676888A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1992-12-04 | 1993-06-05 | 1993-12-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1996-12-04 | 1997-06-05 | 1997-12-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2000-12-04 | 2001-06-05 | 2001-12-05 | $7700.00 | Window Closed / Lapsed |