Adult male circumcision
The GOMCO Clamp is used for the circumcision of adult males.
This site mentions the different approaches and patients' requests for
male circumcision. This site also has images of male circumcision.
[I have no info on laser surgery for male circumcision. Will update if I get any info.]
Infant male circumcision
The Plastibell is used for the circumcision of infants.