Method For Preparing And Preserving A Natural Allograft Intervertebral Disk For Humans
A Natural Spinal Disk Including Adjacent Vertebral Structures Is Removed From A Deceased Donor, Rinsed In Normal Saline, Preserved In A Cryopreservative Solution, And Then Frozen By Gradually Decreasing The Temperature Using Liquid Nitrogen Or Similar Method. The Implant May Be Thawed In Normal Saline Solution And Then Implanted In A Patient In Need Of A Vertebral Disk Replacement.
Patent Number: US8048618B2
Application Number: US2007768983A
Inventor: Luk, Keith Dip Kei | Ruan, Dike
Priority Date: 26 Jul 2006
Priority Number: US8048618B2
Application Date: 27 Jun 2007
Publication Date: 1 Nov 2011
IPC Current: A01N000100 | A01N000102 | C12N000500 | C12N000502 | C12N000507 | C12N000510
US Class: 4350013 | 435363 | 435374
Assignee Applicant: The University of Hong Kong
Title: Method for preparing and preserving a natural allograft intervertebral disk for humans
Usefulness: Method for preparing and preserving a natural allograft intervertebral disk for humans
Summary: For preparation and preservation of intervertebral disk for transplantation from one human to another; for replacing a damaged intervertebral disk in a patient (claimed); for treating degenerated, diseased or traumatized human intervertebral disks of the spine.
Novelty: Preserving intervertebral disk for transplantation from one human to another involves obtaining surgical access to disk; removing it and bony vertebrae portion; rinsing with normal saline; immersing in cryopreservative solution and freezing
Disease Diagnostic/Treatment
Other Disease
Hong Kong
