X-ray diagnosis. The treatment for that?

Hi there! Is there anyone who can tell me is that loose bodies (3) in this X-Ray which can be seen clearly and the treatment for that? My mother has undergone a partial meniscus (L) repair surgery through Arthroscopy around one and half month back. She is having severe pain in her whole leg after the surgery and swelling in the surgical area as well as just a bit above her knee. She is having pain while moving her leg as well as in relaxing mode. The pain killer effect would only last long for 5-6 hour. Physiotherapy is going on from past week continuously with cold pack 2 times a day and medicine which she is taking are : Cartigen - once a day Bio d3 max - once a day Disperzyme - twice a day Etova er 600 - once a day Lupivestin 500 - twice a day Uprise d3 - once a week Pan 40 - once a day empty stomach