Patent · US Expired

Catheter and method

US4588395A · kind A · utility

285Cited by
12References
5Claims
0Family size

Inventor

Key dates

Filing dateOct 28, 1980
Grant dateMay 13, 1986
Priority date
Expiry dateOct 28, 2000

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61N5/1014
  • WIPO fieldMedical technology
  • WIPO sectorInstruments

Abstract

A device and method are provided for disposing a quantity of matter at a select location within an animal or human body. In one form, the matter is a solid material, such as medication which dissolves with time, a source of radiation such as gamma radiation, a sensor or transducer in a housing which includes a short wave transmitter or other material or device which is operable to beneficially effect human tissue or body function when it is inserted into the body. The material is retained within a housing located at an end of a flexible tube or catheter which is inserted into a body cavity and is manipulated from the other end thereof to a predetermined location within the body cavity. Suitable actuating means located at the external end of the catheter is operated, when the head end thereof is at a predetermined location within the human body, to cause the material supported within the head to be ejected therefrom.

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