Lab automation & wet-lab robotics

Lab automation and wet-lab robotics represent the technological foundation of the modern bioeconomy, transitioning biological research from a manual, artisanal format to industrial, high-throughput scale. The integration of precision robotic arms, liquid handling workstations, multi-modal sensors, and control software enables the end-to-end automation of routine laboratory operations, including pipetting, centrifugation, thermocycling, and signal detection. Automated liquid handling systems equipped with up to 384-channel pipetting heads can dispense volumes ranging from 0.5 microliters to 5 milliliters with less than 1 percent error. By completely removing human error and fatigue, these robotic systems exponentially accelerate R&D timelines, allowing facilities to execute High-Throughput Screening (HTS) of up to a million chemical compounds or engineered enzyme variants in a single day. The deployment of standardized, AI-driven “self-driving labs” further ensures that the most complex biological protocols are globally reproducible.

The key directions of lab automation & wet-lab robotics are:

1. Automated Liquid Handling: Deploying high-precision robotic pipetting workstations with independent pressure monitoring to transfer nanoliter to milliliter volumes flawlessly.
2. Acoustic Dispensing: Utilizing focused ultrasound waves (e.g., Echo systems) to eject 2.5-nanoliter droplets without physical contact, entirely eliminating tip waste and cross-contamination.
3. Digital Microfluidics (DMF): Manipulating isolated droplets on an electrode grid via electrowetting, enabling programmable, channel-free execution of miniaturized PCR and ELISA protocols.
4. Self-driving Labs: Integrating robotic platforms with closed-loop artificial intelligence and Bayesian optimization algorithms to autonomously design, execute, and analyze successive experiments.

Sectoral value chain#

[Protocol Design] ──> [SiLA 2 Integration] ──> [Automated Dispensing] ──> [Plate Incubation]
                                  │
                          (High-Throughput Screening)
                                  │
                                  ▼
[Pilot Implementation] <─── [Closed-Loop Analytics] <─────┘

Value chain levels#

Cross-cutting technologies of the sector:

• SiLA 2 (Standard in Lab Automation): an open-source communication standard ensuring plug-and-play interoperability between laboratory instruments and LIMS software.
• Machine Vision: deploying AI-powered cameras to dynamically adjust pipetting depth by recognizing phase boundaries and detecting liquid surface levels.
• Microplate Miniaturization: transitioning from 96-well to 1536-well formats to drastically reduce the consumption of expensive biological reagents during screening.

Modern wet-lab robotics are defined by extreme mechanical precision and tightly integrated, closed-loop analytical software.

1. Air-Displacement Pipetting:
   • Independent channels utilize high-resolution pressure sensors to monitor the aspiration and dispensing of liquids in real-time, instantly detecting anomalies like clots or empty wells.
   • Proprietary conductive and capacitive liquid level detection ensures the pipette tip barely breaches the surface, preventing sample carryover and external contamination.
2. Acoustic Droplet Ejection (ADE):
   • Transducers emit highly focused bursts of acoustic energy into a fluid reservoir, ejecting precisely 2.5-nanoliter droplets upwards into an inverted target microplate.
   • By eliminating disposable plastic tips and capillaries, ADE prevents cross-contamination and dramatically reduces plastic waste and reagent costs.
3. Electrowetting-on-Dielectric (EWOD):
   • Digital microfluidics applies electrical potentials across a grid of insulated electrodes to alter the hydrophobicity of the surface, dragging nanoliter droplets across a PCB.
   • Allows complex, programmable assay protocols to be executed on a compact cartridge without the need for pumps, valves, or moving mechanical parts.