3D Printed Sensors for Biomedical Applications: A Review

Area of Science:

• Biomedical Engineering
• Materials Science
• Additive Manufacturing

Background:

• 3D printing offers rapid fabrication, material versatility, and sustainability for sensor development.
• Biomedical sensors are crucial for diverse healthcare applications, driving demand for advanced manufacturing.

Purpose of the Study:

• To review significant advancements in 3D printing for biomedical sensor fabrication.
• To compare various 3D printing techniques for sensing prototypes.
• To analyze challenges, solutions, and market expenditure in this field.

Main Methods:

• A comprehensive review of existing literature on 3D printing techniques for biomedical sensors.
• Detailed explanation of six distinct 3D printing methodologies.
• Comparative analysis of techniques based on performance metrics and applications.

Main Results:

• 3D printing techniques provide essential advantages like speed, accessibility, and material choice for sensor production.
• Six different 3D printing methods were analyzed, with comparisons on resolution, accuracy, and repeatability.
• The study identified key challenges and potential solutions for current 3D printing technologies in biomedical sensing.

Conclusions:

• 3D printing is a transformative technology for creating customized biomedical sensors.
• Addressing current limitations will further enhance the adoption and efficacy of 3D printed sensing prototypes.
• Market analysis provides insights into the economic aspects of 3D printing for biomedical applications.