Table 3.

PMA device characteristics.

Access and reach

What is the size of the access sheath and PMA catheter?

What is the length and reach of the PMA catheter?

Steerability and flexibility

Does the intended aspiration catheter have the steerability and flexibility to be coaxial with the vegetation?

Aspiration mode

What is the mechanism of aspiration of the PMA catheter?

What is the device aspiration power?

Does aspiration require contact with the vegetation?

Does the device have a blood return mechanism?

PMA, percutaneous mechanical aspiration.