Apple is prepared to remove the blood-oxygen sensor from its internet-connected watches if a court doesn’t give it more leeway while it pursues a bid to overturn a ruling that has blocked its use of the technology. A potential redesign of two Apple Watch models, the Series 9 and Ultra 2, that would exclude the blood-oxygen sensor has been approved by the US Customs and Border Protection, according to a Monday court filing by Masimo, a Southern California company pursuing a patent claim against Apple. The document didn’t disclose how Apple plans to remove the blood-oxygen sensor, although analy…