US2005282774A1PendingUtilityA1
Method and pharmaceutical to treat spinal discs
Individually held — no corporate assignee on recordPriority: Oct 31, 2000Filed: Aug 24, 2005Published: Dec 22, 2005
Est. expiryOct 31, 2020(expired)· nominal 20-yr term from priority
Inventors:Bjorn Eek
A61P 25/00A61K 31/445A61P 23/00A61K 31/7008A61K 31/7004A61K 31/737A61K 47/20A61K 31/726A61K 9/0019A61K 47/42A61K 47/26A61K 47/02A61K 47/24A61K 47/36
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Claims
Abstract
An injectable for injection into a spinal disc, and a method to treat a spinal disc with the injectable. The injectable consists essentially of chondroitin sulfate and glucosamine HCl buffered to a pH above about 6.0.
Claims
exact text as granted — not AI-modified1 . For injection directly into a disrupted spinal disc to reduce pain caused by the disrupted disc, an injectable consisting essentially of:
(a) a stock solution consisting by weight percentages, chondroitin sulfate, between about 0.5% to about 2.0% glucosamine HCl, between about 5.0% to about 20.0%, and sterile water to make 100%, and buffer substance in quantity sufficient to bring the pH of this injectable to a value above 6.0; and (b) water to dilute said stock solution to a concentration tolerated by the disc.
2 . An injectable according to claim 1 in which said stock solution further includes a solution of dextrose (about 50% by weight of its own solution) in the ratio between about 1:1 to about 3:2 by weight (dextrose: stock solution before adding dextrose solution).
3 . An injectable according to claim 1 in which said stock solution further includes a temporary anesthetic.
4 . An injectable according to claim 1 in which said stock solution further includes low viscosity sodium carboxymethylcellulose in concentration between about 0.5% to about 2.0%
5 . An injectable according to claim 1 in which the concentration of chondroitin sulfate in the stock solution is between about 1.5%, and the concentration of glucosamine HCl about 8%.
6 . An injectable according to claim 1 in which the ration of glucosamine to chondroitin is between about 3:1 to 10:1.
7 . For injection directly into a disrupted spinal disc to reduce pain caused by the disrupted disc, a stock solution consisting essentially of: glucosamine HCl, about 8%, chondroitin sulfate about 1.5%, phosphate buffer substances to above pH 6.0, sterile water to make 100%; and
sterile water or normal saline solution to dilute the stock solution about by half.
8 . An injectable according to claim 7 in which said stock solution for this includes low viscosity sodiumcarboxymethylcellulose, about 1.0%, and a temporary anaesthetic, about 1%.
9 . An injectable according to claim 8 in which said stock solution further includes a volume of 50% dextrose, about ½ of the volume of the stock solution of claim 7 .
10 . An injectable according to claim 9 in which said stock solution further includes a volume of contrast material and antibiotic about ½ of the volume of the stock solution of claim 7 .
11 . The method of treating a disrupted spinal disc comprising injecting a physiologically acceptably amount of said injectable of claim 1 into said disc.
12 . The method of treating a disrupted spinal disc comprising injecting the injectable of claim 7 into said disc.
13 . The method of treating a disrupted spinal disc comprising injecting the injectable of claim 10 into said disc.Join the waitlist — get patent alerts
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