How to use Tasso+

Capillary blood from the upper arm in up to 5 minutes. The steps follow Tasso’s instructions for use.

Close-up of the red start button on a Tasso+ device on the upper arm
The red button starts the collection.

You need

  • Tasso+, unopened and within its expiry date
  • A compatible collection tube
  • Alcohol swab and warming pack
  • Plaster, and gloves for healthcare staff

Prepare

  1. Wash your hands. Healthcare staff wear gloves.
  2. Take the device out of its compartment. Its colour can differ from the pictures.
  3. Twist the cap off the tube and keep it.
  4. Press the tube into the device, fill lines facing out, until it sits firmly.
  5. Pull the tab off the button, then remove the clear cover.

Collect

  1. Clean and warm the upper arm. Stick the device on and press the button.
  2. Let the tube fill for up to 5 minutes. Remove the device earlier once blood reaches the upper fill line.
  3. Peel the device off from one side. Apply the plaster vertically and press lightly.
  4. Twist the tube slightly and pull it down to remove it.
  5. Cap the tube fully and mix it as its maker describes.
  6. Wash your hands again.

Warnings

  • Single use only. Do not resterilise. Do not use after the expiry date.
  • Do not use a device with open or damaged packaging.
  • Collect while seated. Any blood collection can cause fainting.
  • Light bruising or tenderness can appear at the collection site.
  • Repeated collection at the same site can increase scarring and slow healing.
  • Not on skin with infection, inflammation, extensive scarring or injuries.
  • Blood thinners can make the site bleed for longer.
  • For adults aged 18 or over. Never on the heels of infants.
  • Keep out of reach of children. For external use only.
  • Dispose of used or faulty devices as sharp biohazardous waste, following local rules.

Serious incidents

Report them to Tasso, Inc., its EU authorised representative and the authority of your member state, in Germany the BfArM. Please tell us too, so we can trace the batch.

Video and IFU

Tasso publishes an official Tasso+ video. The printed instructions in the packaging are binding.