A prosthetic capsular device configured to be inserted in a natural capsular bag of an eye after removal of a natural lens, the device comprising: an intraocular device; a refractive surface, wherein said refractive surface is an intraocular lens; and a housing structure (2700, 2800) comprising: an anterior portion, wherein the anterior portion comprises an anterior opening, wherein the anterior opening is capable of allowing at least one of insertion, removal, or replacement of the intraocular device, and wherein the anterior opening is further configured to be coupled to the refractive surface to cover the anterior opening; a posterior portion, wherein the posterior portion comprises a posterior opening wherein the posterior opening is capable of allowing at least one of insertion, removal, or replacement of the intraocular device, and wherein the posterior opening is further configured to be coupled to the refractive surface to cover the posterior opening; and a continuous lateral portion interposed between the anterior portion and the posterior portion, wherein the continuous lateral portion protrudes radially beyond the anterior portion and the posterior portion, wherein the continuous lateral portion fully encloses a lateral side of the housing structure, wherein an internal cavity of the continuous lateral portion forms a groove (2704, 2804) for containing the intraocular device wherein the housing structure is symmetrical over a plane at a midpoint of the continuous lateral portion between the anterior portion and the posterior portion; wherein the intraocular device is placed within the internal cavity and contained in the groove (2704, 2804); and the refractive surface is attached to and covers one of the anterior opening or the posterior opening. an intraocular device; a refractive surface, wherein said refractive surface is an intraocular lens; and a housing structure (2700, 2800) comprising: an anterior portion, wherein the anterior portion comprises an anterior opening, wherein the anterior opening is capable of allowing at least one of insertion, removal, or replacement of the intraocular device, and wherein the anterior opening is further configured to be coupled to the refractive surface to cover the anterior opening; a posterior portion, wherein the posterior portion comprises a posterior opening wherein the posterior opening is capable of allowing at least one of insertion, removal, or replacement of the intraocular device, and wherein the posterior opening is further configured to be coupled to the refractive surface to cover the posterior opening; and a continuous lateral portion interposed between the anterior portion and the posterior portion, wherein the continuous lateral portion protrudes radially beyond the anterior portion and the posterior portion, wherein the continuous lateral portion fully encloses a lateral side of the housing structure, wherein an internal cavity of the continuous lateral portion forms a groove (2704, 2804) for containing the intraocular device wherein the housing structure is symmetrical over a plane at a midpoint of the continuous lateral portion between the anterior portion and the posterior portion; an anterior portion, wherein the anterior portion comprises an anterior opening, wherein the anterior opening is capable of allowing at least one of insertion, removal, or replacement of the intraocular device, and wherein the anterior opening is further configured to be coupled to the refractive surface to cover the anterior opening; a posterior portion, wherein the posterior portion comprises a posterior opening wherein the posterior opening is capable of allowing at least one of insertion, removal, or replacement of the intraocular device, and wherein the posterior opening is further configured to be coupled to the refractive surface to cover the posterior opening; and a continuous lateral portion interposed between the anterior portion and the posterior portion, wherein the continuous lateral portion protrudes radially beyond the anterior portion and the posterior portion, wherein the continuous lateral portion fully encloses a lateral side of the housing structure, wherein an internal cavity of the continuous lateral portion forms a groove (2704, 2804) for containing the intraocular device wherein the housing structure is symmetrical over a plane at a midpoint of the continuous lateral portion between the anterior portion and the posterior portion; wherein the intraocular device is placed within the internal cavity and contained in the groove (2704, 2804); and the refractive surface is attached to and covers one of the anterior opening or the posterior opening.