公开(公告)号：AU2021378965A9

公开(公告)日：2024-10-03

申请号：AU2021378965

申请日：2021-11-12

Applicant: PRESIDENT AND FELLOWS OF HARVARD COLLEGE

Inventor： SCHAUS THOMAS E ,  YIN PENG

IPC: B01L3/00

Abstract: A testing device includes an elongated member and a tube assembly. The tube assembly has a first end and a second end. The tube assembly is configured to receive the elongated member at the second end. The tube assembly includes a plurality of chambers, including a first chamber and a second chamber. The first chamber and the second chamber are separated by a membrane. The tube assembly further includes a spring positioned at the second end of the tube assembly. The tube assembly further includes a spring retainer configured to prevent the spring from decompressing when in a locked position and permit the spring to decompress when in an unlocked position.