Multi-use surgical cement dispenser apparatus and kit for same
US7371241B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Feb 12, 2002 |
| Grant date | May 13, 2008 |
| Priority date | — |
| Expiry date | Feb 12, 2022 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B17/8822
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
The present invention is directed to a system and method for percutaneous delivery of bone cement during a surgical procedure. The system of the present invention has a plunger assembly 100, comprising: a shaft having a first end, a middle section, and a second end, wherein the middle section is threaded; and a handle attached to the first end of the shaft. The system further comprises a dispenser hub assembly 200 around the shaft having a collar and a hand-grip attached to the collar, and a threaded portion formed on an interior surface of the collar. The system may further comprise a hollow tube 300 for containing the bone cement during the surgical procedure having a first end and a second end, the first end of the hollow tube adapted to be removably engaged with the threaded portion of the dispenser hub assembly. The shaft is axially displaceable through the hollow tube for controlled displacement of the bone cement through the second end of the hollow tube. The system of the present invention may be provided as a kit, which may further comprise: at least one tubing assembly, at least one cannula, and at least one stylet. The stylet may have a tip geometry selected from the gro…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.