Nanostim’s makers halted sales last November to work on problems with the docking button

The process

1 Delivery catheter

This is fed through the inferior vena cava

Coiled spring

Ventricular apex

Right atrium

3

1

Delivery

catheter

Nanostim

pacemaker

2

Right

ventricle

Inferior vena cava

2 Pacemaker

The catheter then deploys the pacemaker

3 Attachment

Pacemaker then screws into the heart tissue

Known problems include

Docking

button

Battery

Malfunctioning batteries and problems with the docking button, which was designed to make it easy to retrieve

The process

Known problems

include

Coiled spring

Right atrium

Malfunctioning batteries and problems with the docking button, which was designed to make it easy to retrieve

1

Delivery

catheter

Nanostim

pacemaker

3

2

Docking

button

Right

ventricle

Inferior

vena cava

Battery

Ventricular apex

1 Delivery catheter

This is fed through the inferior vena cava

2 Pacemaker

The catheter then deploys the pacemaker

3 Attachment

Pacemaker then screws into the heart tissue