Patent · US Expired

Vascular impedance measurement instrument

US6048318A · kind A · utility

14Cited by
12References
4Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 26, 1999
Grant dateApr 11, 2000
Priority date
Expiry dateJan 26, 2019

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S128/92
  • WIPO fieldMedical technology
  • WIPO sectorInstruments

Abstract

A vascular impedance measurement instrument includes a transducer to obtain a digitized arterial blood pressure waveform. The digitized data is used to determine cardiac output, and to subsequently obtain measurements of impedance parameters using the modified Windkessel model of the arterial system. The instrument is used as an aid in diagnosing, treating and monitoring patients with cardiovascular disease.

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