章 2864: Iron-headed lucky one

Domestic Aegisy filters had become an antique. Even if they were still in use, why would a Sales Manager at Eternal Wind minimally invasive surgery have an old model venous filter on hand?

"Little Feng is right." Zheng Ren was silent for a few seconds before he nodded and said,"did you bring the recovery device?"

"I did." Feng Xuhui took out the professional equipment from seven years ago and placed it in Zheng Ren's hand. Then, it returned to its transparent state.

If the filter had not been displaced, the normal way to retrieve it was to use the 10F guide tube to trap the recovery hook at the bottom with a retractor, and then push the guide tube upward to retrieve the filter.

At that time, in order to compete with imported products and to make it more convenient and strengthen the habits of clinicians, the manufacturers had designed a special looped device, which made it more convenient to recycle the filter.