| 摘要 |
A medication injection method and related device with a hollow drill bit for delivery of anesthetic or other medication through the hollow drill bit are disclosed. The device preferably includes a hollow dril l bit, a disposable fluid dispenser, a handpiece, a handle, and a foot control pedal. The device can deliver anesthetic or other medication before, during and/or after drilling of a tooth or bone structure without removing the drill bit. The invention relates to an intraosseous and/or hard tissue drug delivery system that combines perforating and drug delivering functions in one device and one operation.
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