Device for neocaesarea osteosynthesis

 

(57) Abstract:

Usage: in medical technology for Neocaesarea osteosynthesis. The inventive device for Neocaesarea osteosynthesis includes a support plate with a longitudinal slot and mounted in the longitudinal slot plate external threaded rods with rod holders and screw rods are made along the length with different diameters. The device is equipped with nuts, one end of the plate is made with threads on the outer surface to install the nut and at the other end of the plate external threaded rods are threaded to the plate. External threaded rods made at the working end of the increments in excess of 3-4 times the step of fixing the end. 1 Il.

The invention relates to the topic of medical equipment and can be applied in traumatology.

The famous "Core compression-distraction apparatus SKID-1" has upravlaushiy apparatus, transversely spaced rod holders with a slot, the locking apparatus, trocar, guide sleeve, the cartridge, the handle, the key rods for osteosynthesis [1]

Cons: very bulky. Limited compression-distractively fractures and osteoplastic operations" [2] consisting of provided with slots, secured to place by a screw into the bone screws, a metal plate, which has a T-shape with a slightly curved in a plane transverse branch provided, as well as branch vertical slots for screws, on which there are nuts on both sides of the plate.

Disadvantages: limited repairwoman properties and unreliable fixation of bone fragments.

Technical result provided by the invention, simplification reposition and reliability commit.

This result is ensured by the fact that the device is equipped with nuts, one end of the plate is made with threads on the outer surface to install the nut and at the other end of the plate external threaded rods have a threaded connection plate, external threaded rods made at the working end of the increments in excess of 3-4 times the step of fixing the end.

The drawing shows the device overall appearance.

The device comprises a base plate 1 with a longitudinal slot 2 and are mounted in longitudinal slots 2 plate 1 external threaded rods 3 with the rod holders in the form of nuts 4, and an external threaded rods 3 are made along the length from the end 7 of the plate 1 is made with threads on the outer surface for mounting nuts 8, and at the other end 9 of the plate 1 external threaded rods 3 are provided with threaded connection plate 1.

Neocaesarea osteosynthesis.

On the damaged limb segment impose the base plate 1 (Fig. 1,2) at the level of fixation of bone fragments. Make through the opening 2 of the base plate 1 by using a trocar or special funnel hole in the soft tissues to the bone and implement two external threaded rod 5 through the proximal division plate 11 in the proximal bone fragments 13 with the fixation rod in the plate are threaded and nuts 4.

Spend the reposition of bone fragments and also using a trocar approach to the distal bone fragment 14 and introduce two threaded rod 5 through the distal portion 12 of the support plate 1.

Convinced of the correctness of the position of the fragments (radiographically), is screwed the threaded rods 5 in the distal slot of the plate 3 by screwing them into bone fragments 14.

If necessary, reposition of bone fragments along the length of manipulating the nuts 9, the horizontal manipulating the nuts 10, and on reaching the correction of fragments stabilize the nuts 9 and 10 and leaves design in stabil the ASS="ptx2">

Device for Neocaesarea osteosynthesis containing the support plate with a longitudinal slot and mounted in the longitudinal slot plate external threaded rods with rod holders, and an external threaded rods made according to the length with different diameters, wherein the device is equipped with nuts, one end of the plate is made with threads on the outer surface to install the nut and at the other end of the plate external threaded rods have a threaded connection plate, external threaded rods made at the working end of the increments in excess of 3-4 times the step of fixing the end.

 

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