Endoscopic device having handle assembly and catheter assembly
First Claim
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1. An endoscopic viewing device comprising:
- (a) a handle assembly including an eyepiece, the handle assembly also defining a socket;
(b) a flexible cannula having a proximal end and a distal end and defining a passageway and channel between the ends;
(c) a plug mounted on the cannula proximal end and having a port in fluid communication with the channel;
(d) a sleeve having a proximal end and a distal end and defining a bore between the ends, the sleeve being mounted on the plug with the bore in communication with the cannula passageway;
(e) a flexible coherent fiberoptic viewing bundle received in the passageway and bore;
(f) a flexible light transmitting fiber slidably received in the channel through the port;
(g) locking means carried by the plug for fixing a portion of the light transmitting fiber with respect to the plug; and
(h) retaining means for rotatably and releasably mounting the sleeve proximal end in the socket with the viewing bundle operably associated with the eyepiece.
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Abstract
An endoscopic device having a handle assembly and a catheter assembly is disclosed. The catheter assembly carries a viewing conduit which cooperates with an eyepiece on the handle assembly for viewing in a patient'"'"'s body cavity. The catheter assembly is preferably rotatably and removably mounted on the handle assembly. Also disclosed is a coupling unit which, together with the catheter assembly, forms an endoscopic camera device.
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Citations
2 Claims
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1. An endoscopic viewing device comprising:
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(a) a handle assembly including an eyepiece, the handle assembly also defining a socket; (b) a flexible cannula having a proximal end and a distal end and defining a passageway and channel between the ends; (c) a plug mounted on the cannula proximal end and having a port in fluid communication with the channel; (d) a sleeve having a proximal end and a distal end and defining a bore between the ends, the sleeve being mounted on the plug with the bore in communication with the cannula passageway; (e) a flexible coherent fiberoptic viewing bundle received in the passageway and bore; (f) a flexible light transmitting fiber slidably received in the channel through the port; (g) locking means carried by the plug for fixing a portion of the light transmitting fiber with respect to the plug; and (h) retaining means for rotatably and releasably mounting the sleeve proximal end in the socket with the viewing bundle operably associated with the eyepiece. - View Dependent Claims (2)
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Specification
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Current AssigneeLaserscope (Endo International PLC)
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Original AssigneeLaserscope (Endo International PLC)
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InventorsHussein, Hany M. G.
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Primary Examiner(s)HINDENBURG, MAX F
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Application NumberUS07/059,199Time in Patent Office428 DaysField of Search128/4-8, 128/11, 128/303 R, 128/303.1, 128/303.15, 362/32, 403/164, 403/DIG. 4US Class Current600/136CPC Class CodesA61B 1/015 Control of fluid supply or ...A61B 1/042 characterised by a proximal...A61B 1/055 having rod-lens arrangementsA61B 18/24 with a catheter A61B18/26, ...
