Xu Han

Title: Xu Han: Innovator in Cryopreservation Technology

Introduction

Xu Han is a prominent inventor based in Columbia, MO (US), known for his significant contributions to the field of cryopreservation. With a total of 2 patents, he has developed innovative solutions that enhance the preservation of biological materials.

Latest Patents

One of Xu Han's latest patents is an "Efficient Cryopreservation Device Preventing the Direct Contact Between Samples and Extracellular Ice." This device protects aqueous biological materials from mechanical damage caused by ice formation during cryogenic freezing and storage. It features a housing with an internal cavity designed to receive a freezable medium containing the biological material. The housing includes a semi-permeable membrane that prevents large ice crystals from damaging the biological material by ensuring that ice crystals formed within the medium are smaller than those outside the housing.

Another notable patent is the "Ultra-Fast Cooling System and Methods of Use." This system is designed for the cryopreservation of biomaterials, allowing for uniform vitrification or partial vitrification without the need for cryoprotectants or with low concentrations of them. The cooling rates achieved by this system are sufficient to uniformly preserve various biomaterials, including human tissues and plant materials, making it applicable in diagnostic cytology and biological cryofixation.

Career Highlights

Xu Han has worked with esteemed organizations such as the University of Missouri and Cryocrate LLC. His work has significantly advanced the field of cryopreservation, providing innovative solutions that address critical challenges in preserving biological materials.

Collaborations

Throughout his career, Xu Han has collaborated with notable colleagues, including Peter Koulen and Henry W. White. These collaborations have contributed to the development of his groundbreaking technologies.

Conclusion

Xu Han's innovative work in cryopreservation technology has made a lasting impact on the preservation of biological materials. His patents reflect a commitment to advancing scientific knowledge and improving methodologies in this vital field.