Percutaneous methods for spinal stenosis and foraminal stenosis
US9907568B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Feb 14, 2017 |
| Grant date | Mar 6, 2018 |
| Priority date | — |
| Expiry date | Feb 14, 2037 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B2217/005
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
The present invention is a method for performing a percutaneous laminoplasty that includes entering a first introducer needle introducing a first tool wire into an epidural space above a selected lamina, entering a first catcher exit needle that that is caught with the first introducer needle and pulled through a patient body and entering a second introducer needle introducing a second tool wire into the epidural space below the selected lamina. The method also includes entering a second catcher exit needle that is caught within the epidural space and pulled through the patient body, moving the caught first introducer needle and the first catcher exit needle back and forth to cut the lamina and moving the caught second introducer needle and the second catcher exit needle back and forth to cut the lamina. There is also a method for performing a percutaneous foraminoplasty.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.