Device for driving blood pumps

A blood pump driving device which is capable of making a blood pump 10 free from an unbalance between loads when sucking and discharging, respectively and which makes it possible to eliminate a sensor positioned close to a patient, is made up of an oil reservoir 30 including therein a gas chamber 33...

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Bibliographic Details
Main Authors TSUKAHARA KINJI, WAKUI HIDEKI, SUZUKI AKIRA
Format Patent
LanguageEnglish
Published 23.03.2004
Edition7
Subjects
BLASTING
DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY
DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROMTHE BODY
HEATING
HUMAN NECESSITIES
HYGIENE
LIGHTING
MECHANICAL ENGINEERING
MEDICAL OR VETERINARY SCIENCE
POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS
PUMPS
PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
WEAPONS
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Summary:A blood pump driving device which is capable of making a blood pump 10 free from an unbalance between loads when sucking and discharging, respectively and which makes it possible to eliminate a sensor positioned close to a patient, is made up of an oil reservoir 30 including therein a gas chamber 33 and a liquid chamber 32, an oil pump 20 for pumping out a liquid stored in the liquid chamber 32 of the oil reservoir 30 to the blood pump 10, and a pressure accumulating chamber 34 storing therein a gas pressure of the gas chamber 33 of the oil reservoir 30 by being brought into fluid communication with the gas chamber 33 of the oil reservoir 30.
Bibliography:Application Number: US20010986877