An implant system configured to treat a patient's glottic insufficiency, comprising: a first implant (561; 571; 581; 710) configured to be positioned in the patient's paraglottic space, wherein the first implant (561; 571; 581; 710) is adjustable in volume by changing amount of filler in the first implant (561; 571; 581; 710); a fixation device configured to be fixated on or through a cartilage opening in the patient's thyroid cartilage, wherein the fixation device contains a first channel; a first tube (563; 573; 585; 711) having a first end coupled with the first implant (561; 571; 581; 710), wherein the first tube (563; 573; 585; 711) delivers the filler to the first implant (561; 571; 581; 710); and a port coupled with a second end of the first tube (563; 573; 585; 711) to regulate the amount of filler in the first implant (561; 571; 581; 710); characterised by further comprising: a second implant (564; 572; 582; 720) configured to be positioned in the patient's paraglottic space; and a second tube (566; 573; 586; 721) having a third end coupled with the second implant (564; 572; 582; 720), having a fourth end coupled with the port, and configured to pass through the cartilage opening in the thyroid cartilage via the fixation device; wherein: the port contains a first compartment connected to the first tube (563; 573; 585; 711) and a second compartment connected to the second tube (566; 573; 586; 721), and a configurable amount of the filler can be added to the first implant (561; 571; 581; 710) via the first compartment to adjust volume of the first implant (561; 571; 581; 710), and to the second implant (564; 572; 582; 720) via the second compartment to adjust volume of the second implant (564; 572; 582; 720). a first implant (561; 571; 581; 710) configured to be positioned in the patient's paraglottic space, wherein the first implant (561; 571; 581; 710) is adjustable in volume by changing amount of filler in the first implant (561; 571; 581; 710); a fixation device configured to be fixated on or through a cartilage opening in the patient's thyroid cartilage, wherein the fixation device contains a first channel; a first tube (563; 573; 585; 711) having a first end coupled with the first implant (561; 571; 581; 710), wherein the first tube (563; 573; 585; 711) delivers the filler to the first implant (561; 571; 581; 710); and a port coupled with a second end of the first tube (563; 573; 585; 711) to regulate the amount of filler in the first implant (561; 571; 581; 710); characterised by further comprising: a second implant (564; 572; 582; 720) configured to be positioned in the patient's paraglottic space; and a second tube (566; 573; 586; 721) having a third end coupled with the second implant (564; 572; 582; 720), having a fourth end coupled with the port, and configured to pass through the cartilage opening in the thyroid cartilage via the fixation device; a second implant (564; 572; 582; 720) configured to be positioned in the patient's paraglottic space; and a second tube (566; 573; 586; 721) having a third end coupled with the second implant (564; 572; 582; 720), having a fourth end coupled with the port, and configured to pass through the cartilage opening in the thyroid cartilage via the fixation device; wherein: the port contains a first compartment connected to the first tube (563; 573; 585; 711) and a second compartment connected to the second tube (566; 573; 586; 721), and a configurable amount of the filler can be added to the first implant (561; 571; 581; 710) via the first compartment to adjust volume of the first implant (561; 571; 581; 710), and to the second implant (564; 572; 582; 720) via the second compartment to adjust volume of the second implant (564; 572; 582; 720). the port contains a first compartment connected to the first tube (563; 573; 585; 711) and a second compartment connected to the second tube (566; 573; 586; 721), and a configurable amount of the filler can be added to the first implant (561; 571; 581; 710) via the first compartment to adjust volume of the first implant (561; 571; 581; 710), and to the second implant (564; 572; 582; 720) via the second compartment to adjust volume of the second implant (564; 572; 582; 720).