DE1880848U - DEVICE FOR CONTRACTING FRAGMENTS OF BONE TO BE CONNECTED BY MEANS OF A BONE PLATE. - Google Patents

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ρ. _Sf , RM75 816

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Patent attorney

Dipl.- Ing.H. Lessap

Institute Dr .. .Ihr. ,, Reinhard Strajwann, Aft. *, Wald.onburg (Schwele)

Device for contracting bone fragments, which are connected to one another by means of a bone plate

So that the parts quergebroehoner bone rapidly and well grow back together as possible, they will ütoliehort / öise bit · tele so-called bone plates niiteinaniler vea% umlen _#, which are set to do Bruchetello and angeschrabt at the two together au joined Knochenbruchstilckon the elnd metal plates "However, before the Bone plate can be screwed onto the broken bone »these must be brought into the correct position {to each other and also under one

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U -sehenkoln © into Aahso-% fü * »Uou Spcmnhobol 5» at döEi ca aieli around a little bit off ^ euinlsoltoa XXebol, whose lower end provides with an Itefcan 5a »which either something in clio opening q -Iuot ± n das & ste Scliraubeiilocii 6a miiiidontloji! Uingebohrung 6q or to Kiiiidest the plate on tliosor Βο1ϊπι.ϊϊο Une "i *" her in the mit to of the clamping lever 5 is there © an enele of a Fedor 7 attached » whose andovQB Bntle au oi "OBi iia SsJ the 1 stuck bears 3 is attached" öiose Podor the tensioning lever yogon the tensioning soliraubo 9 "S" itself consists of three parts of the * oigontliciiQ "be 9 with the outer cover 3 & and of the ceroiiuoXteiU ore the one provided with a collar 10a Pin 10 * elossea front end 10b in a corresponding VoaptieiHiag 5 ^> dos Spaaiiho «* at» 5 stands up and do β yen rear end 10c dux'Ck a Üolirung the riddle handle $ h through _t setiio üov spring 11 »the pen afterwards forward »pushes» soclass seia gen 10a am Seege ring 12 is "if" not "in force on the front end of the pin presses" Bio ganso schraiA.be can be screwed in there by means of the Zapfest 13 gelußertoii nut I ^ a vmü atisschraubens boiia Binsehrauben, the clamping lever 5 is locked in the Vhrsreigcrslnn-yesikt "boici /.,i*s· it is screwed by the spring 7 SBtirCick0Oä3Ofsonv

If you now have the Knochoabruclietöeke S vmä 13 dttäpcli siio bone plate 6 mlteinaiider -vorbindoKt saiss « xti.ru you first a bone plate 6 suitable hanging means- elnos · Behraubo 16 ara bone fragments 15 bofestiisen * Then the vi.ru iiti oat" then Break point aia other

fragmentary 2, the apparatus as described above attached by means of screw 3 'eighth wherein zn it is' that the Spannechraube 9 only with the foremost threaded portion in the *! mums Ik inserted and that the hook 3a of the clamping lever 3 »» nilc.h * · »Th hole 6a of the bone plate is attached. Wan pulling, the clamping screw 9 to # verschenlrt whereby the tension levers 5 and the two Knochonbruehstücke 2 and 15 and certain together g a. " Pressure aufeinaador be pressed "by the stylus will now died eat 10 counter" lor force dor spring 11 within the actual screw 9 to the rear, so that the County _L c of a measure from the Handel handle ψ \> liiiiausrasoiiden end 10c for the Ksaockeabruciistücke auage »Exercised strength is» As soon as this force has reached the correct size, the bone plate 6 is firmly connected to deia lüiocliöttbrueii- «piece 2 with a screw to be screwed through the hole 6b: Now the tensioning device can be relaxed again and unscrewed from the bone« »Depending on the need, the bone plate can be attached to the» Bone fragments with further screws. Before the Noriaalertsreiea the bone plate 6 is removed again »as soon as the bone has grown together again

Claims (2)

1 · Vorriektuao * for the joining of broken »by means of a bone plate together to form pre-biacleiid linochenbrueli · pieces, characterized in that they a ma eiaen. Bone fragment screw-on stand "has a ^{noisy clamping lever articulated to this standard 1} as well as a function" which is designed for the purpose of combining the tensioning lever in such a way that it can exert too much pressure on the bone plate attached to the other bone fragment * 2. Apparatus according to claim 1 »characterized in that» the nut is articulated on the stand and that the clamping lever a defined point of attack for the before there is pressure exerted on him » 3 »Device according to claim 1» characterized in that » the tensioning screw indicates the size of the forces exerted Organ contains " k. Device according to claim 3 »characterized in that the organ connected to the forces is a fodorbelastetor pin» one end of which rests on the clamping lever *