Drucker Diagnostics Paralens Advance - Manual (Page 53)

A-1.3.1 Procedures with Standard QBC Venous
Tubes
(Note: Handling differences illustrated in the
procedures that follow are due to differences
between the 100-Test (p/n 424240) and 1000-Test
(p/n 424237) QBC Venous Tube packaging.)
IMPORTANT: For directions on opening and
closing the barrel of the QBC pipetter, refer to
Section 4.8.
Step 1: Fill and Seal Blood Tube
With barrel in open position and pipetter horizontal,
gently insert end of tube nearest red lines into
QBC pipetter; close barrel by twisting backward.
Depress plunger of pipetter, then insert distal end
of tube into specimen of well-mixed anticoagulated
venous blood (A). Smoothly but quickly release
plunger of pipetter to fill tube. With tube horizontal,
check that blood level is within ± 1 mm of black
fill line. Carefully wipe outside surface of tube with
lint-free tissue.
With 424240 Tray – Press distal end of tube firmly
into closure in tube tray (B1). Twist pipetter slightly
to be sure that closure remains on tube when
pipetter and tube are lifted. Open barrel of pipetter
and remove tube.
or
With 424237 Box – Remove closure from test
box. Press distal end of blood tube into closure
(B2). Twist pipetter slightly to be sure that closure
remains on tube. Open barrel of pipetter and
remove tube.
Manually twist and firmly push on closure to form
leak-tight seal (see C next page). Be sure closure
is completely seated and properly aligned.
Failure
to align and seat closure properly may result in
blurred interfaces.
A-1-2
A
B1
With 424240 Tray
or
B2
With 424237 Box
CAUTION
Do not force closure onto tube.
Tube is made of glass and may break.