A device for immobilizing an upper jaw or a lower jaw, said device comprising: - a first end comprising an insertion portion; - a second end comprising a clasp; and - an elongate body arranged between the first end and the second end and comprising a thread portion and a ribbed portion, wherein the ribbed portion: a. is substantially or entirely smooth; or b. comprises one or more elements along some or all of its longitudinal length to provide a secure engagement with the clasp when inserted therein; said elongate body having a circular or ovoid cross-section corresponding to the dimension of the clasp; said elongate body configured to be received in and locked by the clasp in order to form a loop configured to extend between a first interdental space and a second interdental space and have sufficient force to achieve reinforced dental occlusion; wherein the clasp comprises a housing, a housing aperture, and a locking tab, wherein the locking tab comprises a tab body, a receiving aperture, and one or more locking projections, wherein the housing is configured to house or contain the locking tab; and wherein the tab body comprises the one or more locking projections on an edge of the receiving aperture, and wherein the housing aperture is at least partially aligned with the receiving aperture to allow the insertion portion of the elongate body to pass through both the receiving aperture and the housing aperture, and allow the elongate body to be secured within the receiving aperture by the locking projection. - a first end comprising an insertion portion; - a second end comprising a clasp; and - an elongate body arranged between the first end and the second end and comprising a thread portion and a ribbed portion, wherein the ribbed portion: a. is substantially or entirely smooth; or b. comprises one or more elements along some or all of its longitudinal length to provide a secure engagement with the clasp when inserted therein; said elongate body having a circular or ovoid cross-section corresponding to the dimension of the clasp; said elongate body configured to be received in and locked by the clasp in order to form a loop configured to extend between a first interdental space and a second interdental space and have sufficient force to achieve reinforced dental occlusion; wherein the clasp comprises a housing, a housing aperture, and a locking tab, wherein the locking tab comprises a tab body, a receiving aperture, and one or more locking projections, wherein the housing is configured to house or contain the locking tab; and wherein the tab body comprises the one or more locking projections on an edge of the receiving aperture, and wherein the housing aperture is at least partially aligned with the receiving aperture to allow the insertion portion of the elongate body to pass through both the receiving aperture and the housing aperture, and allow the elongate body to be secured within the receiving aperture by the locking projection. a. is substantially or entirely smooth; or b. comprises one or more elements along some or all of its longitudinal length to provide a secure engagement with the clasp when inserted therein; said elongate body configured to be received in and locked by the clasp in order to form a loop configured to extend between a first interdental space and a second interdental space and have sufficient force to achieve reinforced dental occlusion; wherein the clasp comprises a housing, a housing aperture, and a locking tab, wherein the locking tab comprises a tab body, a receiving aperture, and one or more locking projections, wherein the housing is configured to house or contain the locking tab; and wherein the tab body comprises the one or more locking projections on an edge of the receiving aperture, and wherein the housing aperture is at least partially aligned with the receiving aperture to allow the insertion portion of the elongate body to pass through both the receiving aperture and the housing aperture, and allow the elongate body to be secured within the receiving aperture by the locking projection.