18576245. Microfluidic Device and Method for Operating a Microfluidic Device simplified abstract (Robert Bosch GmbH)

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Microfluidic Device and Method for Operating a Microfluidic Device

Organization Name

Robert Bosch GmbH

Inventor(s)

Daniel Sebastian Podbiel of Rutesheim (DE)

Microfluidic Device and Method for Operating a Microfluidic Device - A simplified explanation of the abstract

This abstract first appeared for US patent application 18576245 titled 'Microfluidic Device and Method for Operating a Microfluidic Device

The abstract describes a microfluidic device with a feed channel, a channel interface, a first discharge channel, a valve pre-channel, and a valve. The device is designed to guide and control the flow of liquid through various channels and interfaces.

  • The microfluidic device includes a feed channel for guiding liquid.
  • A channel interface connects the feed channel to a first discharge channel for additional liquid guidance.
  • A valve pre-channel further guides the liquid flow and connects to the first discharge channel.
  • A valve is positioned between the valve pre-channel and a second discharge channel.
  • The valve pre-channel contains a gas volume to shield the valve from the liquid in the ready-for-operation state.

Potential Applications: - Lab-on-a-chip devices for medical diagnostics - Microscale chemical reactors - Drug delivery systems

Problems Solved: - Precise control of liquid flow in microfluidic systems - Prevention of cross-contamination in microscale devices

Benefits: - Enhanced accuracy and reproducibility in experiments - Improved efficiency in microfluidic processes - Minimization of waste and reagent consumption

Commercial Applications: Title: "Advanced Microfluidic Device for Precision Liquid Control" This technology can be utilized in industries such as pharmaceuticals, biotechnology, and research laboratories. It can revolutionize the way liquid handling is done in various applications, leading to increased productivity and accuracy.

Questions about the technology: 1. How does the gas volume in the valve pre-channel help shield the valve from the liquid? 2. What are the key advantages of using a microfluidic device with multiple channels and valves for liquid control?


Original Abstract Submitted

A microfluidic device includes a feed channel for guiding a liquid, the feed channel leading into a channel interface. The device also includes a first discharge channel for additional guiding of the liquid, the discharge channel being fluidically connected to the feed channel by way of the channel interface. The device further includes a valve pre-channel for additional guiding of the liquid, the discharge channel being fluidically connected to the feed channel by way of the channel interface. In addition, the device includes a valve which is disposed between the valve pre-channel and a second discharge channel. When the device is in the ready-for-operation state, the valve pre-channel includes a gas volume for shielding the valve from the liquid.