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One of the critical issues in orthopaedic regenerative medicine is the design of bone scaffolds and implants that replicate the biomechanical properties of the host bones .
 application: orthopaedic; concept or principle: medicine; engineering feature: design; biomedical: bone scaffolds; application: implants; machanical property: biomechanical properties; biomedical: host bones
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: manufacturing standard, machanical property, manufacturing process, material, engineering feature, process parameter, machine or equipment, application, process characterization, enabling technology, biomedical, concept or principle 
Text: {0} 
Answer:
 application: orthopaedic; concept or principle: medicine; engineering feature: design; biomedical: bone scaffolds; application: implants; machanical property: biomechanical properties; biomedical: host bones