A breast implant (120,420,520) comprising: an implant shell (122,422,522) having an outer surface and defining a first reservoir; a porous membrane overlying the outer surface of said implant shell (122,422,522) and defining a second reservoir located between the outer surface of said implant shell (122,422,522) and said porous membrane; a filling tube having a first conduit in communication with said first reservoir and a second conduit in communication with said second reservoir; an injection dome (140,440,540) coupled with said filling tube, said injection dome having a first chamber in fluid communication with said first conduit and a second chamber in fluid communication with said second conduit, characterized in that said injection dome (140,440,540) comprises: an upper end including an injection cover, said first chamber being located adjacent said injection cover; a lower end including a support base, said second chamber being located below said first chamber and adjacent said support base; and a diaphragm extending between said first and second chambers (154,156) for separating said first and second chambers from one another, and said injection cover is pierceable by an injection needle for introducing a first solution into said first chamber for supplying said first solution to said first reservoir of said implant (120,420,520), and said diaphragm is pierceable by an injection needle for introducing a second solution into said second chamber for supplying said second solution to said second reservoir of said implant (120,420,520). an implant shell (122,422,522) having an outer surface and defining a first reservoir; a porous membrane overlying the outer surface of said implant shell (122,422,522) and defining a second reservoir located between the outer surface of said implant shell (122,422,522) and said porous membrane; a filling tube having a first conduit in communication with said first reservoir and a second conduit in communication with said second reservoir; an injection dome (140,440,540) coupled with said filling tube, said injection dome having a first chamber in fluid communication with said first conduit and a second chamber in fluid communication with said second conduit, characterized in that said injection dome (140,440,540) comprises: an upper end including an injection cover, said first chamber being located adjacent said injection cover; a lower end including a support base, said second chamber being located below said first chamber and adjacent said support base; and a diaphragm extending between said first and second chambers (154,156) for separating said first and second chambers from one another, and said injection cover is pierceable by an injection needle for introducing a first solution into said first chamber for supplying said first solution to said first reservoir of said implant (120,420,520), and said diaphragm is pierceable by an injection needle for introducing a second solution into said second chamber for supplying said second solution to said second reservoir of said implant (120,420,520). an upper end including an injection cover, said first chamber being located adjacent said injection cover; a lower end including a support base, said second chamber being located below said first chamber and adjacent said support base; and a diaphragm extending between said first and second chambers (154,156) for separating said first and second chambers from one another, and said injection cover is pierceable by an injection needle for introducing a first solution into said first chamber for supplying said first solution to said first reservoir of said implant (120,420,520), and said diaphragm is pierceable by an injection needle for introducing a second solution into said second chamber for supplying said second solution to said second reservoir of said implant (120,420,520).