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DEVICE FOR TISSUE SAMPLING AND TRANSFER
专利权人:
ANDREANI Silvano
发明人:
ANDREANI Silvano (CM),АНДРЕАНИ Сильвано (CM),KASALE Ettore (IT),КАСАЛЕ Этторе (IT),MAULLU Dzhordzho (IT),МАУЛЛУ Джорджо (IT),ANDREANI Silvano,АНДРЕАНИ Сильвано,KASALE Ettore,КАСАЛЕ Этторе,MAULLU Dzhordzho,МАУЛЛУ Джорджо
申请号:
RU2014125136
公开号:
RU0002637172C2
申请日:
2012.11.22
申请国别(地区):
RU
年份:
2017
代理人:
摘要:
FIELD: medicine.SUBSTANCE: device comprises a handle, the end of which is attached to the connecting means, an external needle with a lanceolate tip at the free end, and with the other end connected to the connecting means. At that, the handle comprises the first through cavity associated with a longitudinal through passageway within the connecting means and with the external needle. The device further comprises: a piston, an aspirator and a tip. The piston is slidably mounted within the first cavity and is provided with an internal needle having a tip and slidably mounted within the channel and within the external needle. The piston and the internal needle can move translationally between an external position in which the internal needle tip projects beyond the lanceolate tip and an internal position in which the internal needle tip is drawn into the external needle. At that, the piston contains sealing elements. The aspirator is connected with the first cavity and with the through channel. The tip has a free end in the form of a truncated cone pointed or adapted for releasable attachment of an element with a pointed end to provide tissue excision and sampling, and is coaxial with the external needle from the outside and has the ability to rotationally move relative to the connecting means between the retracted position, in which the lanceolate tip projects beyond the tip, and the extended position in which the lanceolate tip is completely inside the tip.EFFECT: reduced number of operations performed; decreased voltage applied to the tissue to be sampled and transplanted; significant reduction in bleeding from the tissue; simplification and acceleration of tissue sampling and transplant operations.18 cl, 25 dwgИзобретение относится к медицинской технике, а именно к устройствам для забора и пересадки тканей. Устройство содержит рукоятку, конец которой скреплен с соединительным средством, внешнюю иглу, свободный конец которой имеет ланцетообразный кончик, а другой ко
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