fig3

Figure 3. Using the endoscope - surgeon is holding the endoscope with left arm. Second arm is holding the elevator. Assistant is helping to open the wound with the retractor

Figure 3. Using the endoscope - surgeon is holding the endoscope with left arm. Second arm is holding the elevator. Assistant is helping to open the wound with the retractor
 
 All published articles are preserved here permanently:
https://www.portico.org/publishers/oae/