If both eyes are affected, cataracts are usually treated by removing the lenses, using surgery for an older dog with compact lenses, but a younger dog's soft lenses can be broken up by sound waves and sucked out — a process called phacoemulsification. (cuteness.com)
Vet Comp Ophthalmol 1997; 7: 82 - 87; 4) Klein HE, Krohne SG, Moore GE et al., Postoperative complications and visual outcomes of phacoemulsification in 103 dogs (179 eyes): 2006 - 2008. (eyespecialistsforanimals.com)
The cloudy lens is removed by phacoemulsification technology and a replacement lens is usually surgically implanted. (veterinaryvision.com)