Hirohiko Matsumoto

We don’t have enough information about this author to calculate their statistics. If you think this is an error let us know.
Learn More
Mitral Valve Chamber AbstractThe performance of prostbetic valves have been evaluated under the normal rhythmic pumping using the mock circulatory system without left atrium like chamber. In order to perform the in-vitro evaluations under irregular pumping rhythm such as atrial fibrillation, we made up a new mock circulatory system of which drives(More)
Here we report a case of nasolacrimal obstruction resulting from rice grains ingested over many years that had formed an obstructive mass. This is a hitherto unreported cause of nasolacrimal obstruction. We exclusively treated the obstruction safely with repeated irrigation with physiological saline. Although there have been various reports on new(More)
  • 1