The Okryu Children's Hospital and the Kim Man Yu Hospital raised the quality of artificial lungs and atraumatic needle by solving technological problems and introduced them into practice.

The Medical Instrument Institute, the Kongang Joint Venture Company and other units developed such modern medical instruments as twelve-channel touch electrocardiograph and bio-resonance treatment instrument by iris video diagnosis to ensure the accuracy of diagnosis of relevant diseases.

And medicine database according to diseases was completed and the information system for test and control of medicines was further improved.

Hundreds of multimedia programs necessary for taking care of patients were produced to put the nursing education on a regular and normal basis.

The Pyongyang Dental Hygiene Products Factory improved the quality of more than 10 kinds of toothpastes and the General Dental Hospital under the Ministry of Public Health realized the local production of 20-odd kinds of dental prosthetic materials.

According to Kim Hyong Hun, vice-minister of Public Health, those research successes won a high appreciation at the National Exhibition of Sci-Tech Achievements in Public Health-2019.