Laser-Induced Graphene on the Surface of Carbon-Coated 3D-Printed Microneedle Array for Minimally Invasive Electrochemical Detection of Olanzapine

Key Points

• The central aim is to create a wearable electrochemical sensor that detects olanzapine through a simplified fabrication strategy.
• Developed laser-induced graphene on 3D-printed microneedle tips
• Used carbon coating for enhanced conductivity
• Utilized electrochemical detection techniques for olanzapine
• Successfully created a microneedle array with laser-induced graphene
• Demonstrated effective detection of olanzapine using the device
• Showed potential for minimally invasive applications in wearable sensors