MedComp Dignity Titanium Gebrauchsanleitung Seite 7

3. Attach introducer needle to the syringe and insert into vessel alongside the
small gauge needle. Remove small gauge needle.
4. Aspirate gently as the insertion is made. If the artery is entered, withdraw the
needle and
entered, withdraw the needle and evaluate patient for possible pneumothorax.
5. When the vein has been entered, remove the syringe leaving the needle in
place. Place a finger over the hub of the needle to minimize blood loss and the
risk of air aspiration. The risk of air aspiration is reduced by performing this
part of the procedure with the patient performing the Valsalva maneuver.
6. If using a micropuncture set, insert the flexible end of the guidewire into the
needle. Advance the guidewire as far as appropriate. Verify correct positioning,
using fluoroscopy or ultrasound. Gently withdraw and remove the needle,
while holding the guidewire in position.
Caution: If the guidewire must be withdrawn while the needle is inserted,
remove both needle and wire as a unit to prevent the needle from damaging
or shearing the guidewire. Advance the small sheath and dilator together as
appropriate. Withdraw the dilator and guidewire, leaving the small sheath in
place.
Warning: Place a thumb over the orifice of the sheath to minimize blood loss
and risk of air embolism.
7. Straighten "J" tip of guidewire with tip straightener and insert tapered end of
tip straightener into the needle.
8. Remove the tip straightener and advance the guidewire into the superior vena
cava. Advance the guidewire as far as appropriate for the procedure. Verify
correct positioning, using fluoroscopy, or appropriate technology.
9. Gently withdraw and remove needle.
Caution: If the guidewire must be withdrawn while the needle is inserted,
remove both the needle and wire as a unit to help prevent the needle from
damaging or shearing the guidewire.
10. If using a micropuncture set, gently withdraw and remove the small sheath,
while holding the standard guidewire in position.
apply manual pressure for several minutes. If the pleural space is
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