If simultaneously combined with equivalent models and the rapid procedure of ray tracing, the practicability of joint inversion can yet be improved.

如果结合等价模型和快速射线追踪过程的利用，可大大提高联合反演的实用性。

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Objective: To investigate afferent pathways of rat sacroiliac joint with neural retro-tracing technique.

目的：通过逆行神经追踪法研究大鼠骶髂关节的传入神经通路。

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Tracing patients given this type of joint will be easy - the manufacturer is recorded in patient records, and patients should wait to be contacted rather than ring in to hospitals themselves, the MDA said.

BBC: Concern over faulty hip joints