1. Anaesthesia- New Horizons (S. Bakalov, N. Petrov)
2. Endoscopic combined intrarenal surgery (ECIRS) in Galdakao Modified position (GMSV) in comparison with percutaneous nephrolithotripsy (PCNL) in the prone position (I.Saltirov, K. Petkova)
3. Retrograde intrarenal surgery (RIRS) for renal stones (I.Saltirov, K. Petkova)
4. Shockwave Lithotripsy (SWL) оf Bile Duct Calculi Following Endoscopic Retrograde Cholangiopancreatography (I.Saltirov, K.Katsarov, N. Vladov, K. Petkova, Z. Dunkov, A.Katsarov, V.Mutafchiyski, V. Vasilev)
5. Laparoscopic liver surgery – indications and outcomes (I.Takorov, Ts. Lukanova, S. Sergeev, V. Mutafchiyski, E. Odisseeva, N. Vladov)
6. Doppler-guided Hemorrhoid Artery Ligation with Recto-Anal-Repair: Functional Evaluation and Safety Assessment of a Minimally Invasive Method of Treatment of Advanced Hemorrhoidal Disease (V. Daskalov, E. Belokonski)
7. Treatment of Rectal Cancer by Transanal Endoscopic Microsurgery: Indications, Surgical Technique, Results (V.Kyosev, K.Vasilev, G.Kotashev, P.Ivanov, E.Belokonski, G.Grigorov, V.Hristova)
8. Sеlective Excision Of Mammary Ducts аfter Preoperative Mapping with Color Ligature and/or Ductal Endoscopy in Patients with Pathological Nipple Discharge (G. Baitchev, A. Fakirova, D. Yordanov, G. Kesov, V. Yordanov)
9. Minimally Invasive Endocrine Surgery. Video-assisted Operations of The Thyroid Gland (G.Grigorov, K. Vasilev, P. Ivanov, D. Hristov, G. Kotashev, V. Kiossev, V. Hristova)
10. Endovascular Treatment of the Post Traumatic Carotid Cavernous Fistula (М. Lilov, R. Juszkat, A. Petkov, I. Todorov)
11. A Case оf Fractured Titanium Implant After Sternal Resection (D.Yordanov, R. Asenov, T. Badarov, A. Marinov, G. Kesov)