A system for charging an onboard battery of a medical device prior to use of the medical device may include a package configured to accommodate the medical device therein. A power source may be disposed relative to the package and may be capable of charging the onboard battery of the medical device prior to use of the medical device. The system may be capable of being subjected to a sterilization process with the power source disposed within the second cavity. In some instances, the power source is uncharged during sterilization. In some cases, the power source is encapsulated or otherwise sealed during sterilization.