His passion for medicine led him to undertake countless researches, of which two stand out: a technique to prevent bleeding during urological interventions and another to do digestive surgeries with the autograft-method also known as "fascia lata" - to reinforce the inguinal hernia.
Amén-Palma was awarded the Ecuadorian National Prize "Premio Eugenio Espejo" in 2011 for his lifetime work in the field of Science.
He specialized in Barcelona at the Puigvert Urology and Nephrology Institute, and in Mexico with Professor Ruben Gittes of Harvard University.
Amén-Palma was a practising doctor in the Portoviejo Medical Hospital between 1957 and 2009, where he developed new surgical techniques, including one that helped control haemorrhaging during prostate surgery.
He authored "Innovations in surgical technique : contribution to hemostasis in prostatic surgery and hernia repair with fascia lata autograft.