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US 4,225,371 AGranted
Method of making a catheter
AssigneeThe Kendall Company
InventorsGlenn N. Taylor, Bhupendra C. Patel
Life of this patent
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Abstract
A catheter comprising, an elongated shaft of elastic material having an annular sleeve overlying a surface of the shaft, with one end of the sleeve being of one-piece construction with the shaft, and with a circumferential portion of the sleeve spaced from the one sleeve end being bonded to the shaft to define a cavity between the sleeve and the shaft surface. The inflation lumen communicates with the cavity in order to inflate the balloon.
Claims3
A method of making a catheter, comprising the steps of:
- forming an elongated shaft of elastic material having an inflation lumen extending along the shaft;
- severing an annular outer wall section of the shaft from an inner portion of the shaft while leaving one end of said section joined to the shaft;
- establishing communication between the inflation lumen and the surface of said inner shaft portion;
- and
- bonding a free end of said section to said shaft to define a cavity between said section and inner shaft portion.
2 more elements
Dependencies are inferred from the claim text.