Patent · US Expired

Hemorrhoidal device

US3939842A · kind A · utility

57Cited by
5References
4Claims
0Family size

Assignee

Inventor

Key dates

Filing dateSep 5, 1974
Grant dateFeb 24, 1976
Priority date
Expiry dateSep 5, 1994

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61F2007/0028
  • WIPO fieldMedical technology
  • WIPO sectorInstruments

Abstract

A disposable rectal insert of plastic material chemically inert to body fluids encapsulating a freezable medium having a freezing point of about 0.degree. to 32.degree.F. The insert has a small bulbous end for rectal insertion which is collapsible upon melting of the medium and compensating dilation of the other enlarged reservoir end maintains constant internal volume of the insert.

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