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Apium P400 | Technological Breakthrough in PEEK Implant Intelligence for Precision Medicine

Date:2023-11-28   Click:



In the field of precision medicine, polyether ether ketone (PEEK), an excellent biocompatible polymer material, is widely used to customize orthopedic implants. However, conventional processing technologies have not been able to meet the demand for precision manufacturing of these highly personalized medical implants, and the Apium P-Series (P220 and P400) 3D printers have achieved a technological breakthrough in this field by accurately controlling and optimizing key printing parameters, such as the nozzle temperature and the temperature of the zone heating module, to improve the flowability of the PEEK material in the fusible filament deposition process and to significantly improve the interlayer adhesion. Through precise control and optimization of key printing parameters, such as nozzle temperature and zone heating module temperature, the PEEK material's fluidity during the filament deposition manufacturing process has been efficiently improved, and the interlayer adhesion strength and density of the finished product have also been significantly improved, enabling the optimization of both structural precision and mechanical properties of the customized implants.


This provides the field of precision medicine with better quality and personalized treatment options and promotes the further development of technology in this field.


3D printing Technology Enables Customization Of PEEK Implants



FFF Technology Principle

FFF belongs to the material extrusion additive manufacturing technology, which is an additive manufacturing technology to form parts by hot melting filament material layer by layer. The technology can directly read CAD 3D model files and output layer by layer without the need for molds, enabling customized production of PEEK implants with complex geometries.


Apium P220 3D Printer

The Apium P220 3D Printer is a high-temperature printer designed specifically for high-performance materials, capable of consistently outputting hot-melt PEEK materials up to 540°C, enabling precise laminate fabrication of PEEK implants.



Additionally, the Apium P220's adjustable parameter optimization features, such as those in the study below, meet a variety of detailed requirements for custom PEEK implant printing needs.


Optimizing P220 Parameters to Improve PEEK Implant Performance


Nozzle Temperature Control

Proper control of the Apium P220 nozzle temperature reduces the PEEK melt viscosity, improves its fluidity, and promotes interfacial diffusion to enhance interlayer adhesion (Figure 1).


图Figure 1: Cross-sections of tensile specimens C6 (a), C8 (b), C1 (c) and C3 (d) printed by Apium P220. White arrows and outlines mark void defects caused by over-extrusion.

Extrusion Multiplier

It has been verified that the optimized adjustment of the extrusion multiplier of the Apium P220 correlates with the density and tensile strength of the printed sample, and that proper flow control results in a denser printed structure (Figure 2).


Figure 2: Tensile strength main effect plot for SN ratio.

Tensile Strength Is Also Improved

After parameter optimization, the maximum tensile strength of the PEEK implant could reach 89.8 MPa, which was nearly 15.4% higher than the default parameters (Figure 3).


Figure 3. Tensile properties of samples with different filling structures.


P400 Helps Further Improve PEEK Implant Performance



The Apium P220 3D printer has demonstrated significant research results in optimizing the performance of PEEK implants, and these results highlight the capabilities of the Apium P220 in the field of high-performance 3D printing.


Further, the Apium P400 3D printer introduces technological advantages such as a next-generation heating system, infrared radiation capabilities, precise temperature control, high-precision printing technology, and the integration of research and production.


In the field of precision medicine, the application of the Apium P400 3D printer has revolutionized the manufacturing of customized medical implants, especially in handling high-performance polyether ether ketone (PEEK) materials. Take, for example, the manufacturing of spinal implants, which require extreme structural precision and physical properties to accommodate individual patient customization.




New Generation Heating System

The new generation of heating systems ensures that the PEEK material is temperature stabilized throughout the printing process, which is critical to maintaining the material's crystallinity and mechanical properties. For example, when manufacturing spinal implants, there is a need to ensure that the material is able to withstand the stresses generated by the patient's weight and movement, and the Apium P400's heating system meets this need.



Precise Temperature Control

The precise temperature control feature of Apium P400 helps to minimize thermal stress and distortion and maintain the physical properties of PEEK. This is especially important when manufacturing implants with complex shapes and precise dimensions.


High Precision Printing Technology

The Apium P400's high-precision printing technology allows for meticulous layer control and precise geometric dimensioning. This precision is critical when designing implants that conform to the patient's anatomy, ensuring a perfect fit between the implant and the patient's internal structures.


Research And Production In One

The Apium P400 has been designed with research and production in mind. This means that it is not only suitable for prototyping medical devices, but also capable of meeting the demands of mass production. This allows for rapid iteration from proof of concept to final product, accelerating the translation from scientific discovery to practical application.


Infrared Radiation Function

The infrared radiation function significantly improves the crystallinity and mechanical properties of the PEEK material by stably controlling the temperature distribution during the printing process. This temperature management not only ensures material homogeneity during the extrusion process, but also enhances the adhesion between the layers, thus optimizing the overall structure and durability of the implant.




      Making Precision Medicine More Accurate


Technological Innovation for Customized PEEK Implants in Precision MedicineWith the rapid development of precision medicine, the Apium P-Series (P220 and P400) 3D printers are poised to be even more promising in the field of precision medicine.The Apium P-Series 3D printers not only meet current healthcare needs, but they also have the potential to innovate and evolve, bringing medical professionals and patients even more Possibilities. From scientific research to clinical practice, from prototyping to mass production, the Apium P-Series 3D printers play a critical role in improving implant quality and accelerating medical innovation, making them an indispensable part of the development of precision medicine.



URL:http://www.gyrotec.com.cn/en/news/445.html

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