heterotopictransplantation

例句：

1. 1. Heterotopic transplantation is a controversial topic in the field of transplant medicine.
   异位移植在移植医学领域是一个有争议的话题。
2. 2. The success rate of heterotopic transplantation has been improving with better surgical techniques.
   随着手术技术的提高，异位移植的成功率有所提高。
3. 3.The patient's immune system was not fully suppressed, which could be a risk for heterotopic transplantation.
   患者的免疫系统没有完全抑制，这可能会成为异位移植的风险。