Patent ID: 8465412

Claim:
A catheter comprising: a shaft comprising a body having a length dimension suitable for insertion through an hysteroscope, the body with a proximal portion and a distal portion, the body defining an opening from the proximal portion to the distal portion, the distal portion having an exterior dimension suitable for insertion into a subject as a procedural instrument, the distal portion having an end that is beveled in a first direction across an end opening, a length of the shaft to a first point on the end is a first length and a length of the shaft to a second point on the end is a second length longer than the first length, and at the second point, a portion of the shaft is beveled defining an angled tip, wherein the angled tip has a shape that is suitable for insertion into an endometrial lining of the subject as a microsurgical instrument and comprises a material that has sufficient rigidity to penetrate the endometrial lining of the subject and sufficient flexibility to resist penetration of a uterine muscle of the subject.