1852
It should be noted that similar porous and irregular lattice structures have been used in 100,000s of successful acetabular hip implant cases .
 material: be; machanical property: porous; engineering feature: lattice structures; application: hip implant
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:
 material: be; machanical property: porous; engineering feature: lattice structures; application: hip implant