Fixation Device, Combination of a Fixation Device with an Elongate Element, Arrangment with Such a Combination and Osteosynthesis Set

Abstract

A fixation device is used to fix an elongate element, in particular a wire, in an opening of a retaining structure, in particular of an implant plate. The fixation device has a main body. The main body is provided with a bore for receiving the elongate element. The main body is radially deformable in a clamp area, such that the diameter of the bore can be reduced. The main body has an outer contour which is designed in such a way that, when the fixation device is inserted into the opening of the retaining structure, the clamp area is deformed such that the elongate element is clamped securely in the bore.

1 . Fixation device for fixing an elongate element in a seat of a retaining structure,
 with a main body, which has an opening for receiving the elongate element,   wherein the main body, at least in a clamp area, is radially deformable relative to the elongate element, such that the dimension of the opening can be reduced,   the main body having an outer contour which is designed in such a way that, when the fixation device is inserted into the seat, the clamp area can be deformed such that the elongate element can be clamped securely in the opening.   
   
   
       2 . Fixation device according to  claim 1 , wherein the fixation device is provided, in the clamp area, with at least one slit, which extends at least partially in the direction of the opening and ends at least partially in the latter. 
   
   
       3 . Fixation device according to  claim 1 , wherein, in the clamp area, the fixation device is provided on the outer contour with at least one clamp surface that at least partially reduces radially in the circumferential direction. 
   
   
       4 . Fixation device according to  claim 1 , wherein the fixation device has a main body which, seen in the longitudinal direction, has at least partially a rounded outer contour. 
   
   
       5 . Fixation device according  claim 1 , wherein the fixation device is designed in the clamp area as a screw head. 
   
   
       6 . Fixation device according to  claim 5 , wherein the fixation device has a design selected from the group consisting of
 a screw with a screw shank having a screw thread, and   a pin with a shank without a screw thread.   
   
   
       7 . Fixation device according to  claim 5 , wherein the screw head is provided with an extension for applying a torque to the fixation device. 
   
   
       8 . Fixation device according to  claim 2 , wherein the slit is arranged at least in the clamp area and at most along the entire length of the main body. 
   
   
       9 . Fixation device according to  claim 1 , wherein the opening has an inner surface which is at least partially structured. 
   
   
       10 . Locking screw with a screw head, wherein the locking screw, at least in the area of the screw head, is provided with at least one opening. 
   
   
       11 . Method of fixing an elongate element in a retaining structure with a locking screw,
 wherein the locking screw contains a screw head and is provided, at least in the area of the screw head, with at least one opening,   the method comprising the step of fixing the elongate element inserted into the opening.   
   
   
       12 . Combination of a fixation device according to  claim 1  and an elongate element, the elongate element being selected from the group including wire, rod, pin, profile, spring, hollow tube, scalpel. 
   
   
       13 . Combination according to  claim 12 , wherein the elongate element has at least partially a structured surface. 
   
   
       14 . Combination according to  claim 12 , wherein the elongate element is provided at least partially with a surface structure selected from the group consisting of a thread, a drill helix, and a knurling. 
   
   
       15 . Combination according to  claim 12 , wherein the elongate element has a tip which has a design selected from the group consisting of a lancet and a trocar. 
   
   
       16 . Combination according to  claim 12 , wherein the elongate element is provided with a self-cutting or self-drilling thread. 
   
   
       17 . Arrangement with a combination according to  claim 12  and with a retaining structure having at least one seat for receiving the fixation device. 
   
   
       18 . Arrangement according to  claim 17 , wherein the seat and the fixation device are designed in such a way that the elongate element can be secured by the fixation device in a plurality of different angle positions relative to the retaining structure. 
   
   
       19 . Arrangement according to  claim 17 , wherein the at least one seat is provided, on its inner wall, with at least one radially inwardly extending taper. 
   
   
       20 . Arrangement according to  claim 17 , wherein the inner wall, seen in the longitudinal direction, is provided with a rounded inner contour. 
   
   
       21 . Arrangement according to  claims 17 , wherein the retaining structure is selected from the group including
 a retaining structure for receiving an endoscopy tube, the elongate element being designed as a tube or trocar,   a temporary intraoperative support element,   a surgical frame that can be fixed on the operating table,   an internal fixator,   a wire fixator,   a cable fixator,   an intramedullary pin,   an external fixator,   a scalpel holder, the elongate element being designed as a scalpel blade or as a scalpel shaft.   
   
   
       22 . Osteosynthesis set, including at least two implant plates,
 wherein each implant plate is provided with at least one seat for receiving a connecting arrangement,   with at least one connecting arrangement which can be inserted into a seat of each of the implant plates,   wherein the implant plates can be connected to one another and stabilized by means of the connecting arrangement of the implant plates.   
   
   
       23 . Osteosynthesis set, including an implant plate with at least two sections,
 wherein each section is provided with at least one seat for receiving a connecting arrangement,   with at least one connecting arrangement which can be inserted into a seat of each of the sections,   wherein the sections can be connected to one another and stabilized by means of the connecting arrangement of the implant plates.   
   
   
       24 . Osteosynthesis set according to  claim 22 , wherein the connecting arrangement comprises at least one fixation device for fixing an elongate element in a seat of a retaining structure and at least one connecting means, wherein
 the fixation device contains a main body, which has an opening for receiving the elongate element,   the main body, at least in a clamp area, is radially deformable relative to the elongate element, such that the dimension of the opening can be reduced,   the main body has an outer contour which is designed in such a way that, when the fixation device is inserted into the seat, the clamp area can be deformed such that the elongate element can be clamped securely in the opening.   
   
   
       25 . Osteosynthesis set according to  claim 22 , wherein the connecting arrangement comprises a locking screw and at least one connecting means, wherein the locking screw
 has a screw head and   is provided with at least one opening, at least in the area of the screw head.   
   
   
       26 . Osteosynthesis set according to  claim 22 , wherein the connecting arrangement comprises an elongate element with a thread at at least one end and a connecting element, into which the thread can be screwed and by means of which the elongate element can be secured in one of the implant plates. 
   
   
       27 . Osteosynthesis set according to  claim 23 , wherein the connecting arrangement comprises an elongate element with a thread at least one end and a connecting element, into which the thread can be screwed and by means of which the elongate element can be secured in one of the implant plates.