Endoscopic system with a solid-state light source
First Claim
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1. An endoscopic system for internal inspection of an object comprising:
- an endoscope extending along a longitudinal axis between a distal end to be inserted into the object and a proximal end;
an illumination assembly attached to the proximal end of the endoscope, the illumination assembly including a solid-state light source, the solid-state light source includes a plurality of semiconductor light sources; and
an optical system positioned distally from the solid-state light source, the optical system receiving and conveying light to the distal end, the optical system includes a set of fiber optic elements, each semiconductor light source is configured to emit light to one corresponding fiber optic element;
wherein the solid-state light source includes a hollow shaft having a longitudinal axis and a set of ribs positioned along a periphery of the shaft, each rib having a first side and a second side, wherein the first side of each rib has at least one LED.
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Abstract
An endoscopic system for internal inspection of an object includes an endoscope extending along a longitudinal axis between a distal end to be inserted into the object and a proximal end and an illumination assembly attached to the proximal end of the endoscope. The illumination assembly includes a solid-state light source. The endoscopic system also includes an optical system positioned distally from the solid-state light source to receive and convey light to the distal end.
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Citations
24 Claims
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1. An endoscopic system for internal inspection of an object comprising:
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an endoscope extending along a longitudinal axis between a distal end to be inserted into the object and a proximal end;
an illumination assembly attached to the proximal end of the endoscope, the illumination assembly including a solid-state light source, the solid-state light source includes a plurality of semiconductor light sources; and
an optical system positioned distally from the solid-state light source, the optical system receiving and conveying light to the distal end, the optical system includes a set of fiber optic elements, each semiconductor light source is configured to emit light to one corresponding fiber optic element;
wherein the solid-state light source includes a hollow shaft having a longitudinal axis and a set of ribs positioned along a periphery of the shaft, each rib having a first side and a second side, wherein the first side of each rib has at least one LED. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20)
a camera system proximally positioned to the optical system; and
a focusing system.
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10. The endoscopic system of claim 1 wherein the endoscope is removable and replaceable from the illumination assembly.
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11. The endoscopic system of claim 1, further comprising an eyepiece positioned proximally to the optical system.
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12. The endoscopic system of claim 1 wherein the endoscope includes a light post, the set of fiber optic elements connect the solid-state light source to the light post.
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13. The endoscopic system of claim 12 wherein the endoscope includes an eyepiece.
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14. The endoscopic system of claim 13 wherein the light post is positioned to receive light at an angle to the longitudinal axis.
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15. The endoscopic system of claim 1, further comprising a wireless transmitter positioned proximally from the distal end of the endoscope and a battery positioned proximally to the distal end of the endoscope.
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16. The endoscopic system of claim 1, wherein the endoscope includes an image sensor.
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17. The endoscopic system of claim 1 further comprising an imaging sensor positioned proximally to the endoscope.
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18. The endoscopic system of claim 17 wherein the endoscope is configured to rotate about the longitudinal axis of the elongated member relative to the stationary imaging sensor.
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19. The endoscopic system of claim 1 wherein each fiber optic element comprises a fiber optic line.
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20. The endoscopic system of claim 1 wherein each fiber optic element comprises a bundle of fiber optic lines.
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21. An endoscopic system for internal inspection of an object comprising:
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an endoscope extending along a longitudinal axis between a distal end to be inserted into the object and a proximal end;
an illumination assembly attached to the proximal end of the endoscope, the illumination assembly including a solid-state light source, the solid-state light source includes a plurality of semiconductor light sources;
an optical system positioned distally from the solid-state light source, the optical system receiving and conveying light to the distal end, the optical system includes a set of fiber optic elements extending from the semiconductor light sources at the proximal end to the distal end, each semiconductor light source is configured to emit light to one corresponding fiber optic element; and
a focusing assembly enclosed by the illumination assembly;
wherein the solid-state light source rotates relative to the focusing assembly. - View Dependent Claims (22, 23, 24)
an image pickup device;
wherein the image pickup device maintains a right-side-up position independent of the rotation of the endoscope.
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23. The endoscopic system of claim 21 wherein each fiber optic element comprises a fiber optic line.
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24. The endoscopic system of claim 21 wherein each fiber optic element comprises a bundle of fiber optic lines.
Specification