Definition: fixierungsvorrichtung fracture,At least there are two locking devices(1),At least there are two fixed devices(7),Preferably in range from bruchenden,einbringbar,Bone,With at least two(5)Each h ü lsenelemente wobeiein tension elements(1)Definition: one hollow wall plane of egg,It is recycled with one,(6)konturkörper breitenrichtung(b)In two seitenflanken spannelements relative to each other(1)(10),It is a souvenir at the center of top view,spannelements(1)Bogenf rmig are outside,seitenflanken-(10)The seamless Y-shaped e CHINANET of China Telecom(9)It can be by einst ü ckig angeformte,In its core of top view(1)In spannelements bogenf rmig to,aufnahmeabschnitte•(15)Leakage,Two mutual beabstandete,In longitudinal direction(L)The opposites spannelements annular lens(1),(2),To absorb h ü lsenelemente(5)With/or attachment(7)Service passes through camera lens respectively(2)It is hindurchsteckbar-aufnahmeabschnitte(15)Component part,It is annular lens(2),In this way,Einst ü ckig and konturk rper(6)Respectively there is a unique h ü lsenelement(5)With fixed device(7)Umschl is invested,And pass through the multiple locking systems connected each other(1),hülsenelemente(5)With fixed device(7)It may be mounted at the installation of sprocket wheel (6)Each spannelements of konturk rpers circulations(1)At least fields seitenflanken(10)Federelastisch is deformed,In each tension element(1)Longitudinal direction(L)Spiegelsymmetrisch spannelements training(1)Longitudinal direction(L)Mutual spannelements(1)Side,Beabstandeten camera lenses(2)It is such mode,Dass is inserted into(2),From each spannelements internal weakness center line of E(1)Longitudinal direction(L)Au enkante konturk rpers in one direction(6)(1)In spannelements h henrichtung(H)Konturk rpers(6)It upwardly extends,It is absorbed with others(2),From each spannelements virtual center line(1)In longitudinal direction(L),With the TEs of au enkankonturk rpers(6)(1)spannelements höhenrichtung…