LUMEN DILATOR OF NATURAL VALVE IN BODY
A lumen dilator of natural valve in the body comprises a tube , which is designed as an external tube , inner rod which is positioned in the channel of the outer tube , working head which is arranged on the distal end of the dilator and is formed elastic jaws , means of mutual displacement of inner...
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Format: | Patent |
Sprache: | eng ; rus ; ukr |
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