Catheter and method of using same
First Claim
1. A self-retaining intraurethral catheter (IUC) for indwelling implantation made of semi-rigid plastic material comprising a central tubular portion and integrally formed therewith proximal and distal crowns having larger diameters than the tubular portion, said crowns having apertures communicating with the bore of said tubular portion, wherein said proximal crown is adapted to be retained in the bladder neck and said distal crown adapted to engage the prostatic urethra and prevent proximal displacement of the IUC in the urethra.
0 Assignments
0 Petitions
Accused Products
Abstract
A self-retaining intraurethral catheter (IUC) for indwelling implantation made of semi-rigid plastic material comprising a central tubular portion and integrally formed therewith proximal and distal crowns having larger diameters than the tubular portion, said crowns having apertures communicating with the bore of said tubular portion, wherein said proximal crown is adapted to be retained in the bladder neck and said distal crown adapted to engage the prostatic urethra and prevent proximal displacement of the IUC in the urethra; an applicator set and method for using same.
270 Citations
12 Claims
- 1. A self-retaining intraurethral catheter (IUC) for indwelling implantation made of semi-rigid plastic material comprising a central tubular portion and integrally formed therewith proximal and distal crowns having larger diameters than the tubular portion, said crowns having apertures communicating with the bore of said tubular portion, wherein said proximal crown is adapted to be retained in the bladder neck and said distal crown adapted to engage the prostatic urethra and prevent proximal displacement of the IUC in the urethra.
- 8. An applicator set for inserting an IUC into the bladder neck and prostatic urethra consisting of a sheath, a guide, an IUC holder and an obturator wherein said sheath has a flared distal end, is about 15 cm-20 cm long and 22 French in diameter and preferably fabricated from teflon, said guide of the Tiemann catheter type having a curved head, said IUC holder being a shorter version of said sheath, wherein said guide is adapted to help introduce said sheath into the bladder neck, said obturator adapted to expel an IUC housed in said IUC holder through the sheath into the bladder neck.
Specification