Surgery – Means for introducing or removing material from body for... – Treating material introduced into or removed from body...
Patent
1998-10-02
2000-04-04
Yasko, John D.
Surgery
Means for introducing or removing material from body for...
Treating material introduced into or removed from body...
604118, 604346, B61M 106
Patent
active
060455292
ABSTRACT:
A drive unit is disclosed for at least one breastpump for pumping mother milk by sucking it from a breast hood to be applied on a mother's breast by means of a breast pump connected to a breast hood through a pathway including a conduit and a vacuum chamber shut by a check valve against a milk collecting space, the drive unit comprising
REFERENCES:
patent: 3238937 (1966-03-01), Stein
patent: 4964851 (1990-10-01), Larsson
patent: 5007899 (1991-04-01), Larsson
patent: 5810772 (1998-09-01), Niederberger
Farber Martin A.
Nuesch Logistik
Yasko John D.
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