Single step desiccating bead-in-syringe concentrating device

摘要

A device for processing a biological material is disclosed. The device includes a syringe barrel comprising beads, a filter positioned at a close end of the barrel, a plunger insertable into the barrel through an open end, and a needle. The plunger includes a paddle assembly that is configured to mix a biological material with the beads after the biological material has been harvested from a patient.

主权项

1. A device for processing a biological material comprising:
a syringe barrel having an inner diameter symmetrical about a longitudinal axis, an open end, a closed end, and an outlet at the closed end; desiccating beads positioned within the syringe barrel; a filter positioned at the closed end of the syringe barrel; and a plunger insertable into the syringe barrel through the open end, the plunger including:
an exterior potion extending from within the syringe barrel, anda paddle assembly completely located within the syringe barrel during use, the paddle assembly configured to break into a plurality of pieces when the plunger is depressed and the paddle assembly is pressed against the filter, the paddle assembly fixed to the plunger and located between the plunger and the filter, wherein the paddle assembly is configured to mix the biological material with the desiccating beads.