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National and Kapodistrian University of Athens

ΑΥΤΟΜΑΤΟΣ ΔΙΑΤΗΡΗΣΙΣ ΤΗΣ ΑΡΤΗΡΙΑΚΗΣ ΠΙΕΣΕΩΣ ΔΙ' ΕΛΕΓΧΟΜΕΝΗΣ ΑΡΤΗΡΙΑΚΗΣ ΑΦΑΙΜΑΞΕΩΣ ΕΝΤΟΣ ΚΛΕΙΣΤΟΥ ΑΣΚΟΥ ΜΕΓΑΛΗΣ ΕΝΔΟΤΙΚΟΤΗΤΟΣ

Abstract

dc:description

IN THIS WORK THE CONTROL OF HIGH BLOOD PRESSURE IS ATTEMPTED AROUND A PRESENT (TARGET) VALVE BY CONNECTING THE ARTERIA SYSTEM WITH A COMPLEX HIGH COPLIANCE BALLOON. THIS BALLOON COMPRISED OF 12 SIMPLE ONES WAS USED IN 5 ANESTHETIZED DOGS FOR IN VIVO EXPERIMENTS. THE PEAK PRESSURE OF THIS BALLOON WAS 126 MM HG AND THE PLATEAU PRESSURE WAS 94 MM HG. THE APPLICATION OF THE BALLOON BROUGHT THE MEAN ARTERIAL PRESSURE FROM THE LEVEL 184,20 +- 43,33 MM HG (X +- SD) TO 106,9 +- 8,81 MM HG WITHOUT ANY OSCILLATIONS OF THE PRESSURE ( 88,1 +- 19,3% OF THE ARTERIAL PRESSURE DROP WAS EFFECTED WITHIN 5 MINUTES). IN CONCLUSION THE CONNECTION OF THE COMPLEX BALLOON WITH THE ARTERIAL SYSTEM OF THE DOGS SUCCEEDED IN CONTROLLING HIGH BLOOD PRESSURE AROUND THE PRESET LEVEL QUICKLY WITHOUT USING DRUGS AND WITHOUT ANY FLUCTUATIONS. THE PROBLEM OF COAGULATION DOES NOT PERMIT A CHRONIC CLINICAL USE.

Degree

thesis:*
Grantor dc:publisher
National and Kapodistrian University of Athens
Year dc:date
1986

Author and committee

dc:creator, dc:contributor.*
Authors dc:creator
  • Kontoyiannis, Dimitrios
  • Κοντογιάννης, Δημήτριος

Subjects

dc:subject × 10

Rights

Language dc:language
gre

Identifiers

dc:identifier.*
Identifier
10.12681/eadd/0434
OAI identifier oai:identifier
oai:10442/0434

Chain of custody

source
Harvested from
Greek National Archive of PhD Theses
Base URL
phdtheses.ekt.gr/eadd_oai/request
Last updated
2026-07-24
Source record
OAI-PMH GetRecord
citation

Kontoyiannis, Dimitrios; Κοντογιάννης, Δημήτριος. ΑΥΤΟΜΑΤΟΣ ΔΙΑΤΗΡΗΣΙΣ ΤΗΣ ΑΡΤΗΡΙΑΚΗΣ ΠΙΕΣΕΩΣ ΔΙ' ΕΛΕΓΧΟΜΕΝΗΣ ΑΡΤΗΡΙΑΚΗΣ ΑΦΑΙΜΑΞΕΩΣ ΕΝΤΟΣ ΚΛΕΙΣΤΟΥ ΑΣΚΟΥ ΜΕΓΑΛΗΣ ΕΝΔΟΤΙΚΟΤΗΤΟΣ. National and Kapodistrian University of Athens, 1986. http://hdl.handle.net/10442/hedi/0434