Mitral valve replacement (MVR) is usually performed in two methods of running and interrupted suturing. In running method, the suturing of the valve is usually with some traction on the annulus and also there is a risk of aortic valve injury. This study was conducted to evaluate a new technique for suturing to avoid these complications and decrease the time of cardiac arrest. One hundred an...

to win a war, it is necessary to liberate a certain strategic areas of the enemy or to destruct their forces completely. halting the iraqi army prevented them from achieving their goals, however, it didn't mean as a military defeat for them, especially that iraq had an important part of the iranian areas and border towns in his occupation and was able to put iran under pressure to gain a c...

für Naturforschung in cooperation with the Max Planck Society for the Advancement of Science under a Creative Commons Attribution 4.0 International License. Dieses Werk wurde im Jahr 2013 vom Verlag Zeitschrift für Naturforschung in Zusammenarbeit mit der Max-Planck-Gesellschaft zur Förderung der Wissenschaften e.V. digitalisiert und unter folgender Lizenz veröffentlicht: Creative Commons Namen...

we review abscess management by ibn al-quff in the 12 century, described in his book al omdaa (arabic version). he explained in detail how an abscess presents, access for drainage, the proper preparation by the surgeon and patient for a procedure, and technical guidelines. it is considered advanced in ensuring the best results of managing this pathology. much of his advice is already in use, an...