2295
The predictability of predetermined interconnected porous structures produced by AM ensures the required shape , size and properties that are suitable for tissue ingrowth and prevention of the implant loosening .
 porous, AM, properties, implant
Please list all entity words in the text that fit the category. Output format is "word1, 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:
 porous, AM, properties, implant