Bioprinting Bed with Integrated Stimulators
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Solution Overview
Problem
Current bioprinting technologies face challenges in effectively applying and controlling physical stimuli to 3D printed biomaterials, leading to low success rates in tissue regeneration due to cell loss and uncontrollable differentiation, as existing methods lack a platform for in situ stimulation during or after printing.
Innovation Solution
An adjustable platform for bioprinters equipped with mechanical, electromagnetic, thermal, and electrical stimulators that can apply controllable stimuli during or after printing, allowing for changes in the structure and morphology of biomaterials, including the use of piezoelectric transducers, electromagnetic coils, thermoelectric cells, and electrodes to provide mechanical, electromagnetic, and thermal stimuli.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If physical stimulation is applied to printed biomaterials using external equipment, then cellular behavior can be manipulated, but the results become less realistic and less effective
Solution Approach 1:
The patent combines the bioprinting system and physical stimulation equipment into a single integrated platform. The stimulation device is mounted on the bioprinting platform, allowing simultaneous printing and stimulation of biomaterials. This integration eliminates the need to transfer printed constructs to separate stimulation equipment, maintaining the natural printing environment and improving the reliability of tissue regeneration results.
2Reliability
If multiple stimulating factors are applied to improve cell survival and differentiation, then tissue regeneration effectiveness increases, but the device complexity increases
Solution Approach 1:
The bioprinting platform is designed with multi-functionality, incorporating various types of stimulators (mechanical, electromagnetic, thermal, electrical) that can be selectively activated. This universal platform can apply different stimulating factors as needed for specific tissue regeneration applications, improving cell survival and differentiation without requiring separate dedicated devices for each stimulation type.
3Manufacturing precision
If real-time stimulation is applied during printing, then biomaterial properties can be modified in situ, but the manufacturing process becomes more complex
Solution Approach 1:
The stimulation parameters and printing parameters are pre-coordinated and integrated into a unified control system. The stimulators are positioned and configured before printing begins, allowing real-time modification of biomaterial properties during the printing process without adding significant operational complexity. The system prepares stimulation protocols in advance that sync with the printing timeline.
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
Enhances the regeneration process by improving cell survival, proliferation, and differentiation through precise control of stimuli, leading to more effective tissue repair and regeneration by allowing for real-time modification of biomaterial properties during and after printing.
Implementation Method 1
the use of piezoelectric transducers, electromagnetic coils, thermoelectric cells, and electrodes to provide mechanical, electromagnetic, and thermal stimuli
Implementation Method 2
the use of piezoelectric transducers, electromagnetic coils, thermoelectric cells, and electrodes to provide mechanical, electromagnetic, and thermal stimuli
Implementation Method 3
the use of piezoelectric transducers, electromagnetic coils, thermoelectric cells, and electrodes to provide mechanical, electromagnetic, and thermal stimuli
Implementation Method 4
the use of piezoelectric transducers, electromagnetic coils, thermoelectric cells, and electrodes to provide mechanical, electromagnetic, and thermal stimuli
Data Source
AI summary
A smart adjustable platform for a bioprinter is described. The adjustable platform comprises: a housing having an upper surface with a support region for providing support for 4D printing of a biomaterial; and at least one stimulator that is mounted within the housing, the at least one stimulator being configured to provide one or more stimuli to the biomaterial during printing and/or after printing for effecting a change in characteristic of the biomaterial including structure and/or morphology, wherein the at least one stimulator comprises a mechanical stimulator and/or an electromagnetic stimulator.