Patent · US Expired

Method for diagnosing malignancy in pelvic tumors

US6112108A · kind A · utility

27Cited by
10References
16Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 12, 1997
Grant dateAug 29, 2000
Priority date
Expiry dateSep 12, 2017

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61B8/13
  • WIPO fieldMedical technology
  • WIPO sectorInstruments

Abstract

A method for diagnosing malignancy in a tumor. A waveform representative of pulsatile blood flow in the tumor is measured, and the post-systolic portion of the wave form is fit with a mathematical function such as an exponential decay curve. A decay constant greater than about 48 pixels is diagnostic of malignancy.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.