When to Use the Shorty ReproArm vs. the Regular ReproArm by ReproScan Reproductive ultrasound is all about efficiency, accuracy, and operator comfort — and having the right tools for the job makes all the difference. That’s why ReproScan offers multiple ReproArm options, including the standard Regular ReproArm and the more compact Shorty ReproArm. While both arms are engineered with ReproScan’s commitment to durability, simplicity, and affordability in mind, each is optimized for different working conditions and cattle types.