Apparatus and method to access bone marrow
US7699850B2 · kind B2 · utility
96Cited by
254References
13Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | May 30, 2003 |
| Grant date | Apr 20, 2010 |
| Priority date | — |
| Expiry date | Oct 20, 2024 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M2210/02
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
An apparatus and method for penetrating bone marrow is provided. The apparatus may include a housing such as a handheld body, a penetrator assembly, a connector that releasably attaches the penetrator assembly to a drill shaft, a gear mechanism, a motor and a power supply and associated circuitry operable to power the motor. The penetrator assembly may include a removable inner trocar and an outer penetrator or needle. It may also include a grooved trocar that allows bone chips to be expelled as the apparatus is inserted into bone marrow. Various connectors are provided to attach the penetrator assembly to the drill shaft.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.