X-RAY TIP CATHETER
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Accused Products
Abstract
CATHETERS OF THE DISPOSABLE, SEAMLESS, EXTRUDED PLASTIC TYPE ARE MADE WITH DISTAL END PORTIONS THAT ARE X-RAY OPAQUE BY FUSING A PLASTIC ANNULUS CONTAINING X-RAY OPAQUE PIGMENT ONTO THE PREFORMED TUBE. THE CATHETER MAY HAVE ONE OR MORE OF SUCH X-RAY OPAQUE OUTLINED OPENINGS IN THE DISTAL END PORTION AND WHERE A PLURALITY ARE PROVIDED, THEIR SPACING MAY BE PROPORTIONED TO THE SIZE AND TYPE OF THE CATHETER. SUCH X-RAY OUTLINE PORTIONS PERMIT THE POSITION OF THE DISTAL END PORTION OF THE CATHETER WITHIN A PATIENT TO BE DETERMINED BY X-RAY METHODS.
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