Injection of fibrin sealant including an anesthetic in spinal applications
First Claim
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1. A method of treating a disc that is leaking nucleus pulposus through at least one defect in the annulus fibrosus, comprising:
- inserting a first needle having a tip by piercing the annulus fibrosus and pushing the first needle tip into the nucleus pulposus,inserting a polymeric catheter or a second needle into the first needle up to but not beyond the tip of the first needle,then injecting a fibrin sealant through the polymeric catheter or second needle, or both the first needle and the polymeric catheter or second needle, into the disc to reduce at least a portion of the at least one defect, wherein the fibrin sealant injected into the disc comprises an anesthetic, fibrinogen and an activating compound, wherein at least a portion of the fibrin forms after injection, with the proviso that a corticosteroid is absent from the fibrin sealant injected into the disc.
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Abstract
A method of treating a disc that is leaking nucleus pulposus through at least one defect in the annulus fibrosus. The method includes injecting a fibrin sealant into the disc to reduce at least a portion of the at least one defect, wherein the fibrin sealant injected into the disc comprises an anesthetic, fibrinogen and an activating compound, wherein at least a portion of the fibrin forms after injection, with the proviso that a corticosteroid is absent from the fibrin sealant injected into the disc.
152 Citations
22 Claims
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1. A method of treating a disc that is leaking nucleus pulposus through at least one defect in the annulus fibrosus, comprising:
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inserting a first needle having a tip by piercing the annulus fibrosus and pushing the first needle tip into the nucleus pulposus, inserting a polymeric catheter or a second needle into the first needle up to but not beyond the tip of the first needle, then injecting a fibrin sealant through the polymeric catheter or second needle, or both the first needle and the polymeric catheter or second needle, into the disc to reduce at least a portion of the at least one defect, wherein the fibrin sealant injected into the disc comprises an anesthetic, fibrinogen and an activating compound, wherein at least a portion of the fibrin forms after injection, with the proviso that a corticosteroid is absent from the fibrin sealant injected into the disc. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22)
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Specification