Biosensors with label-free detection designed for diagnostic applications

Area of Science:

• Biomedical Engineering
• Analytical Chemistry
• Clinical Diagnostics

Background:

• Biosensor development has evolved significantly since 1962, with increasing demand for diagnostic applications.
• Early research focused on detector principles and recognition elements, with packaging and microfluidic integration gaining attention more recently.
• Holistic consideration of biosensor components, packaging, and microfluidics is crucial for user-friendly and effective analytical devices.

Purpose of the Study:

• To review requirements and solutions for integrating biosensors into packaging.
• To discuss the encapsulation of biosensors within microfluidic systems for complete diagnostic devices.
• To outline the current state and future prospects of biosensors in clinical diagnostics.

Main Methods:

• Review of existing literature on biosensor integration, packaging, and microfluidics.
• Analysis of components required for complete biosensor instruments.
• Discussion of recent advancements relevant to diagnostic applications.

Main Results:

• Outlines requirements and proposed solutions for biosensor packaging and microfluidic integration.
• Describes essential components for a complete biosensor instrument.
• Highlights developments like single-use components and multiparameter detection arrays.

Conclusions:

• Successful integration of biosensors, packaging, and microfluidics is key for efficient diagnostic devices.
• Label-free assay formats and biomarker detection for cancer and autoimmune disorders represent significant future directions.
• The review provides insights into the current landscape and future trajectory of biosensors in clinical diagnostics.