US 12,484,819 B2
Syringe apparatus and methods
Jennifer Samproni, Braintree, MA (US)
Assigned to Siemens Healthcare Diagnostics Inc., Tarrytown, NY (US)
Appl. No. 17/435,449
Filed by Siemens Healthcare Diagnostics Inc., Tarrytown, NY (US)
PCT Filed Feb. 25, 2020, PCT No. PCT/US2020/019644
§ 371(c)(1), (2) Date Sep. 1, 2021,
PCT Pub. No. WO2020/185393, PCT Pub. Date Sep. 17, 2020.
Claims priority of provisional application 62/816,486, filed on Mar. 11, 2019.
Prior Publication US 2022/0054063 A1, Feb. 24, 2022
Int. Cl. A61B 5/15 (2006.01); A61B 5/153 (2006.01)
CPC A61B 5/150755 (2013.01) [A61B 5/150206 (2013.01); A61B 5/153 (2013.01)] 23 Claims
OG exemplary drawing
 
1. A syringe apparatus, comprising:
a barrel including an inner surface, an open end, and an inlet end;
a plunger including a plunger head received in slidable sealing contact with the inner surface of the barrel and forming a reservoir therein; and
an extensible additive-disassociating member contained within the reservoir, the extensible additive-disassociating member extensible along its length within the reservoir to facilitate mixing a bio-liquid specimen drawn into the reservoir, the extensible additive-disassociating member comprising a central opening formed therein configured for insertion therethrough of a probe into the reservoir.