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WO2018172974A1 - Tige intramédullaire de reconstruction pour le traitement de fractures dans le col du fémur et le grand trochanter - Google Patents

Tige intramédullaire de reconstruction pour le traitement de fractures dans le col du fémur et le grand trochanter Download PDF

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Publication number
WO2018172974A1
WO2018172974A1 PCT/IB2018/051937 IB2018051937W WO2018172974A1 WO 2018172974 A1 WO2018172974 A1 WO 2018172974A1 IB 2018051937 W IB2018051937 W IB 2018051937W WO 2018172974 A1 WO2018172974 A1 WO 2018172974A1
Authority
WO
WIPO (PCT)
Prior art keywords
femoral
reconstructive
intramedullary nail
nail
bone screw
Prior art date
Application number
PCT/IB2018/051937
Other languages
English (en)
Inventor
Józef Borowski
Original Assignee
Medgal Sp. Z O.O.
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Medgal Sp. Z O.O. filed Critical Medgal Sp. Z O.O.
Priority to EP18722202.1A priority Critical patent/EP3600097A1/fr
Publication of WO2018172974A1 publication Critical patent/WO2018172974A1/fr

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods
    • A61B17/56—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
    • A61B17/58—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor for osteosynthesis, e.g. bone plates, screws or setting implements
    • A61B17/68—Internal fixation devices, including fasteners and spinal fixators, even if a part thereof projects from the skin
    • A61B17/74—Devices for the head or neck or trochanter of the femur
    • A61B17/742—Devices for the head or neck or trochanter of the femur having one or more longitudinal elements oriented along or parallel to the axis of the neck
    • A61B17/744—Devices for the head or neck or trochanter of the femur having one or more longitudinal elements oriented along or parallel to the axis of the neck the longitudinal elements coupled to an intramedullary nail

Definitions

  • the object of the invention is a reconstructive femoral nail for treatment of comminuted fractures of the proximal part of the femur, particularly fractures within the greater trochanter and femoral neck.
  • a femoral intramedullary nail is known from the patent description No. PL 6463 I B, particularly for treatment of femoral neck fractures, in the form of a cannulated rod with reconstructive openings situated at an angle in the range of 120° ⁇ 135 to the nail axis and at an angle of 5° ⁇ 25 relative to other locking holes.
  • the proximal part of the femoral intramedullary nail has threaded holes for bone screws, additionally enabling osteosynthesis of greater trochanter bone fragments.
  • An intramedullary stabilizer for treatment of fractures of the proximal part of the femur is known from the patent description No. PL 190375 B, consisting of an intramedullary nail having an arched profile and in the shape of an elongated cone having a round cross-section and with two holes drilled in the nail at an obtuse angle in the vertical plane only, having different diameters and threaded in their upper interior part for entry of an externally threaded guide sleeve, with a bone screw mounted slidably in the sleeve with an element enabling its screwing into the bone in the part to be osteosynthesized as well as a rod placed in the nail guide hole, stabilizing the axial position of the intramedullary nail, wherein the rod has a cylindrical thru-hole in the distal part for the fixing screw and a longitudinal recess for the screw for an axial compensation of the intramedullary nail position.
  • An intramedullary nail is known from the Polish patent application No. PL 380676 A, containing at least one anti-rotation pin situated outside of the area of the compensating screw axis of symmetry and axially blocking a bone screw, wherein this anti-rotation pin is equipped with a thread.
  • the bone screw is placed without non- rotatably- slidably within the sleeve and is fixed therein by means of a set screw, forming the preassembled unit.
  • a Gamma-type intramedullary nail is also known, wherein a neck bone screw is situated at an angle to the nail axis in the upper segment. Depending on needs, the bone screw angle of inclination amounts to 120°, 125°, 130° or 135°.
  • the bone screw has four channels on its cylindrical segment, which interoperate with the compensating screw screwable from the top in the threaded hole leading to the fixed bone screw. The compensating screw enters one of the channels and secures the neck bone screw against shifting and rotation.
  • the Gamma-type intramedullary nail is additionally equipped in the proximal segment with an anti-rotation pin situated above the neck bone screw and parallel to it.
  • the anti-rotation pin more precisely, the anti-rotation screw, forms a threaded joint with the intramedullary nail.
  • the DHS angular bone plate is also known, wherein a bone screw is situated in an upper segment, at an angle of 125°, 130° or 135° to the plate body depending on needs.
  • the bone screw is situated in the plate in non-rotationally-slidably and is secured against sliding out of the plate by means of a compression screw.
  • An aim of the invention is to provide a reconstructive femoral nail that allows treatment of fractures of the proximal epiphysis of the femur, particularly fractures within the femoral neck and greater trochanter.
  • the advantage of the reconstructive femoral nail according to the invention for treatment of fractures within the femoral neck and greater trochanter is capability of treating comminuted fractures of the proximal part of the femur.
  • Yet another advantage is the capability of reconstructing the anatomy of the proximal femoral epiphysis, particularly the anatomy of the greater trochanter, which is the point of attachment for important muscle groups, beneficially effecting the process of treatment and further rehabilitation.
  • Fig. 1 shows a side view with partial longitudinal cross-sections of one embodiment of an reconstructive femoral nail according to the invention
  • Fig. 2 shows a front-back view of the embodiment of the reconstructive femoral nail from fig. 1,
  • Fig. 3 shows a top view of the embodiment of the reconstructive femoral nail from fig. 1
  • Fig. 4 shows a front-back view of another embodiment of the reconstructive femoral nail according to the invention
  • Fig. 5 shows a side view with partial longitudinal cross-sections of yet another embodiment of the reconstructive femoral nail according to the invention
  • Fig. 6 shows a side view of the embodiment of the reconstructive femoral nail design according to the invention from fig. 5,
  • Fig. 7 shows a top view of embodiment of the reconstructive femoral nail design from fig. 5,
  • Fig. 8 shows a bottom view of the embodiment of the reconstructive femoral nail from fig. 5,
  • Fig. 9 shows a side view of further embodiment of the reconstructive femoral nail according to the invention.
  • Fig. 10 shows a front-back view of a preferred embodiment of the reconstructive femoral nail from fig. 6 with a reinforcing element
  • Fig. 11 shows a side view with partial longitudinal cross-sections of the preferred embodiment of the reconstructive femoral nail according to the invention from fig. 10
  • Fig. 12 shows a front-back view of the preferred embodiment of the reconstructive femoral nail from fig. 9 with a reinforcing element.
  • a reconstructive femoral nail according to the invention intended for treatment of fractures within the femoral neck and greater trochanter comprises a femoral intramedullary nail 1 for arranging in the medullary cavity of the femur.
  • the femoral intramedullary nail 1 comprises a bone neck screw hole in the proximal part.
  • the axis of the neck bone screw hole is arranged at an angle a in the range from 120° to 135°, relative to the long axis the proximal part of the femoral intramedullary nail 1, as seen in the front-back view as in fig. 2, 4, 6, 9, 10 and 12.
  • a neck bone screw 2 is arranged in the bone screw hole for proper orientation and stabilization the neck and head of the femur relative to the femoral shaft, wherein an angle a at which the neck bone screw 2 is arranged relative to the long axis of the proximal part of the femoral intramedullary nail 1 is defined by the neck bone screw hole, as specified above, as seen in the front-back view as shown in fig. 2, 4, 6, 9, 10 and 12.
  • a known neck bone screw is used. Therefore, the matter of the neck bone screw will not be discussed further here.
  • the neck bone screw 2 is locked in its position against shifting and rotation by means of a compensating screw 7.
  • the compensating screw 7 is arranged in a threaded hole in the long axis of the proximal part of the femoral intramedullary nail 1 from the top of the proximal part of the femoral intramedullary nail 1, as shown in fig. 1 and 5.
  • the femoral intramedullary nail 1 comprises a blind screw 5, as shown in fig. 1, 3, 5 and 7, securing the femoral intramedullary nail 1 against osseous tissue overgrowth.
  • At least one threaded hole for the anti-rotation pin is arranged in the proximal part of the femoral intramedullary nail 1, above the neck bone screw hole in the direction of the top end of the nail 1.
  • the axis of the anti-rotation pin hole is essentially parallel to the axis of the neck bone screw hole.
  • this at least one the anti-rotation pin hole is arranged laterally relative to the long axis of the proximal part of the femoral intramedullary nail 1, as shown in the figures.
  • the femoral intramedullary nail 1 comprises one anti-rotation pin hole, arranged laterally on the left or on the right side relative to the long axis of the proximal part of the femoral intramedullary nail 1.
  • the femoral intramedullary nail 1 comprises two anti-rotation pin holes, wherein one of them is arranged laterally on the left side and the other is arranged laterally on the right side of the long axis of the proximal part of the femoral intramedullary nail 1, on the side opposite to the first the anti-rotation pin hole, as shown in fig. 1 and 5.
  • An anti-rotation pin 3 is placed in the anti-rotation pin hole for blocking rotation of the femoral head relative to femoral shaft, wherein an angle at which the anti-rotation pin 3 is arranged relative to the long axis of the proximal part of the femoral intramedullary nail 1 and the neck bone screw 2 is determined by the anti-rotation pin hole, as specified above.
  • the anti-rotation pin 3 is screwed into the anti-rotation pin hole and is essentially parallel to the neck bone screw 2, and at an angle a in the range from 120° to 135°, as seen in the front-back view shown in fig. 2, 4, 6, 9, 10 and 12. Depending on needs, one anti- rotation pin 3 can be used.
  • This single anti-rotation pin 3 may be arranged on the left side, as shown in fig. 3 and 7, or on the right side relative to the long axis of the proximal part of the femoral intramedullary nail 1, as needed.
  • Two anti-rotation pins 3 can also be used, in both anti-rotation pins holes, accordingly.
  • a known anti-rotation pin is used. Therefore, the matter of the anti-rotation pin will not be discussed further here.
  • the femoral intramedullary nail 1 comprises at least one hole for the bone screw at its distal end.
  • the axis of the bone screw hole is essentially perpendicular to the long axis of the distal part of the femoral intramedullary nail 1.
  • the axis of the bone screw hole runs essentially in the same direction as the axis of the neck bone screw hole, as seen in the top view.
  • the axis of this hole runs at an angle relative to the axis of the neck bone screw hole.
  • the axis of the bone screw hole runs to the left at an angle p or to the right at an angle ⁇ relative to the axis of the neck bone screw hole, as seen in the top view.
  • Angle p and ⁇ is independently in the range from 0° to 30°.
  • the femoral intramedullary nail 1 comprises in the distal part two bone screw holes, the axes of which run independently, as described above.
  • the femoral intramedullary nail 1 comprises two bone screw holes, wherein the axis of the first reconstructive screw hole runs to the left at an angle p, and the axis of the second reconstructive screw hole runs to the right at an angle ⁇ , wherein angles p and ⁇ are independently in the range from 0° to 30°.
  • the bone screw hole(s) is/are arranged on the long axis of the distal part of the femoral intramedullary nail 1.
  • a bone screw 6 is placed in the bone screw hole for distal locking the femoral intramedullary nail 1 in the femoral shaft, wherein the angle at which the bone screw 6 is arranged relative to the long axis of the distal part of the femoral intramedullary nail 1 is determined by bone screw the hole, as indicated above.
  • one or more bone screws 6 may be used.
  • a single bone screw 6 is used, wherein this single screw 6 is screwed into the bone screw hole and has the orientation of the given bone screw hole, as described above.
  • the bone screw 6 is screwed into the reconstructive screw hole and is essentially at a right angle to the long axis of the distal part of the femoral intramedullary nail 1 and runs essentially in the same direction as the neck bone screw 2, as seen in the front-back view shown in fig. 2.
  • the bone screw 6 is screwed into the bone screw hole and is essentially at a right angle to the long axis of the distal part of the femoral intramedullary nail 1 and runs to the left at an angle p relative to neck bone screw 2, or alternatively, to the right at an angle ⁇ , wherein angles p and ⁇ are independently in the range from 0° to 30° (not shown in figures).
  • two bone screws 6 are used.
  • the bone screws 6 are screwed into the reconstructive screw holes and are essentially at a right angle to the long axis of the distal part of the femoral intramedullary nail 1 and run, accordingly, to the left at an angle p and to the right at an angle ⁇ relative to neck bone screw 2, as seen in the view from the top as shown in fig. 8, wherein angles p and ⁇ are independently in the range from 0° to 30°.
  • a different combination of two bone screws 6 can also be used, the distribution and orientation of which is determined by the distribution and orientation of the bone screw holes.
  • At least one threaded hole for the reconstructive screw is arranged in the proximal part of the femoral intramedullary nail 1 , above the neck bone screw and the anti- rotation pin hole(s), in the direction of the top end of the nail 1.
  • the axis of the reconstructive screw hole is essentially perpendicular to the long axis of the proximal part of the femoral intramedullary nail 1, as shown in fig. 1 to 2, 4 to 6, 9 to 10 and 12.
  • the femoral intramedullary nail 1 comprises one reconstructive screw hole.
  • the axis of the reconstructive screw hole essentially runs in the same direction as the axis of the neck bone screw hole, as seen in the view from the top.
  • the axis of this hole runs at an angle relative to the axis of the neck bone screw hole.
  • the axis of the reconstructive screw hole runs to the left at an angle ⁇ or to the right at an angle ⁇ relative to the axis of the neck bone screw hole.
  • Angle ⁇ and ⁇ is independently in the range from 10° to 85°.
  • the femoral intramedullary nail 1 comprises two reconstructive screw holes, the axes of which run independently, as described above.
  • the femoral intramedullary nail 1 comprises two reconstructive screw holes, wherein the axis of the first reconstructive screw hole runs to the left at an angle ⁇ , and the axis of the second reconstructive screw hole runs to the right at an angle ⁇ , wherein angles ⁇ and ⁇ are independently in the range from 10° to 85°.
  • the femoral intramedullary nail 1 comprises four reconstructive screws holes.
  • the four reconstructive screw holes are arranged in groups of two each, wherein one group of holes is arranged above another group of the reconstructive screw holes, as shown in fig. 5, 6, 9 to 12.
  • the reconstructive screw holes in each group run independently at an angle of ⁇ and ⁇ , accordingly, as described above.
  • the use in the proximal part of the femoral intramedullary nail 1 of four reconstructive screw holes enables adaptation of the configuration of reconstructive screws 4 to the type of comminuted fracture of the femoral proximal part.
  • the use of multiple reconstructive screw holes allows better fixture of reconstructive screws in fragments.
  • the reconstructive screw hole(s) is/are arranged laterally relative to the long axis of the proximal part of the femoral intramedullary nail 1, as shown in fig. 1 to 3. Alternatively or additionally, the reconstructive screw hole(s) is/are arranged essentially on the long axis of the proximal part of the femoral intramedullary nail 1, as shown in fig. 4 and 6 to 12. In one preferred embodiment, the screw holes intersect within the femoral intramedullary nail 1, as shown in fig. 6 to 12. In another preferred embodiment, the screw holes do not intersect within the femoral intramedullary nail 1, i.e.
  • a reconstructive screw 4 is arranged in the reconstructive screw hole for stabilizing the femoral greater trochanter, wherein the angle at which the reconstructive screw 4 is oriented relative to the long axis of the proximal part of the femoral intramedullary nail 1 and the neck bone screw 2 is determined by the reconstructive screw hole, as indicated above. Depending on needs, one or more reconstructive screws 4 may be used.
  • a single reconstructive screw 4 is used, wherein this single screw is screwed into the reconstructive screw hole and has the orientation of the given reconstructive screw hole, as described above.
  • the reconstructive screw 4 is screwed into the reconstructive screw hole and is essentially at a right angle to the long axis of the proximal part and runs essentially in the same direction as the neck bone screw 2, as shown in fig. 4.
  • the reconstructive screw 4 is screwed into the reconstructive screw hole and is essentially at a right angle to the long axis of the proximal part and runs to the left at an angle ⁇ relative to the neck bone screw 2, as shown in fig.
  • angles ⁇ , ⁇ are independently in the range from 10° to 85°.
  • two reconstructive screws 4 are used.
  • the reconstructive screws 4 are screwed into the reconstructive screw holes and are essentially at a right angle to the long axis of the proximal part and run, accordingly, to the left at an angle ⁇ and to the right at an angle ⁇ relative to the neck bone screw 2, as shown in fig. 3 and 7, wherein angles ⁇ , ⁇ are independently in the range from 10° to 85°.
  • the femoral intramedullary nail 1 with four reconstructive screw holes one or two reconstructive screws 4 in the desired angular configuration are used as needed.
  • the use of a reconstructive screw(s) in the femoral intramedullary nail 1 with multiple holes in various configurations enables better reconstruction in comminuted fractures of the proximal part of the femur. This is particularly important in the case where the fracture line is close to the reconstructive screw and the reconstructive screw is in a low position.
  • the appropriate reconstructive screw hole can be selected and reconstructive screw 4 can be used in a manner eliminating the risk that a bone fragment breaks off during fixing the reconstructive screw 4.
  • a different combination of two reconstructive screws 4 can also be used, the distribution and orientation of which are determined by the distribution and orientation of the reconstructive screw holes.
  • a reconstructive screw 4 is used for stabilizing the femoral greater trochanter.
  • a reconstructive screw 4 is threaded throughout its entire length, as shown in fig. 5 to 9.
  • a reconstructive screw 4 is partially threaded in order to enable strong and precise compression of fragments of the greater trochanter, as shown in fig. 1 to 4.
  • the recurrent screw 4 is grounded at its tip, and it is not threaded near the screw head. In the case of such a reconstructive screw 4, it is possible to lead the thread to only one of the fragments.
  • the femoral intramedullary nail 1 comprises two or more reconstructive screws 4, then, depending on needs, reconstructive screws 4 of the identical or different threading can be used, as described above.
  • the femoral intramedullary nail 1 comprises a reinforcing element 8 for reinforcing the joint between the femoral intramedullary nail 1 and the reconstructive screw(s) 4.
  • the reinforcing element 8 is arranged inside the femoral intramedullary nail 1, at the least around the reconstructive screw hole(s).
  • the reinforcing element 8 is arranged inside the femoral intramedullary nail 1 in the hole on the long axis of the proximal part of this nail 1.
  • the reinforcing element 8 is arranged in the hole inside the femoral intramedullary nail 1 over the length, essentially, from the compensating screw 7 to the blind screw 5, as shown in fig. 11.
  • the reinforcing element comprises at least one reconstructive screw hole, wherein the number of the reconstructive screw holes in the reinforcing element 8 corresponds to the number of the reconstructive screw holes in the femoral intramedullary nail 1.
  • the position and orientation of the reconstructive screw hole(s) in the reinforcing element 8 correspond to the position and orientation of the reconstructive screw hole(s) in the femoral intramedullary nail 1, as described above.
  • the reconstructive screw hole(s) in the reinforcing element have a smaller diameter than the reconstructive screw hole(s) in the femoral intramedullary nail 1, enabling intraoperational threading the reinforcing element 8 and more stable fixation of bone fragments to the nail.
  • the reinforcing element 8 is a sleeve. The use of a sleeve allows for free access to the compensating screw 7 for regulation during implantation of the femoral intramedullary nail 1 in the femur.
  • the reinforcing element 8 is a cylinder. The reinforcing element 8 is installed in the femoral intramedullary nail 1 by means of any suitable method.
  • the reinforcing element 8 is manufactured separately from the femoral intramedullary nail 1, then the reinforcing element 8 is placed in the femoral intramedullary nail 1.
  • reinforcing element 8 is placed in the femoral intramedullary nail 1 with so-called negative allowance.
  • other methods of fixing the reinforcing element 8 in the femoral intramedullary nail 1 are possible, including for example, but not limited to, gluing.
  • the reinforcing element is manufactured from any biocompatible medical material that ensures strengthening of the joints between the femoral intramedullary nail 1 and the reconstructive screw(s) 4.
  • the reinforcing element 8 is made from plastic, including for example, but not limited to, ultra-high molecular weight polyethylene (UHMWPE), polyether ether ketone (PEEK).
  • UHMWPE ultra-high molecular weight polyethylene
  • PEEK polyether ether ketone
  • the reinforcing element 8 is made from polyether ether ketone.

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  • Health & Medical Sciences (AREA)
  • Orthopedic Medicine & Surgery (AREA)
  • Surgery (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Neurology (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Surgical Instruments (AREA)

Abstract

La présente invention concerne un clou fémoral reconstructif pour le traitement de fractures à l'intérieur du col du fémur et du grand trochanter, comprenant un clou intramédullaire fémoral (1) pour stabiliser des fractures de la partie proximale du fémur, comprenant une partie proximale, un trou de vis dans la partie proximale de l'os du col, au moins un trou de broche anti-rotation disposé au-dessus du trou de vis de l'os de col et un axe long du clou intramédullaire fémoral (1) ; une vis d'os de col (2) pour stabiliser la tête fémorale, passant à travers le trou de vis de l'os de col en formant un angle par rapport à l'axe long de la partie proximale du clou intramédullaire fémoral (1), la vis de l'os de col (2) étant verrouillable en rotation et en décalage par rapport au clou intramédullaire fémoral (1) ; au moins une broche anti-rotation (3) pour le blocage de la rotation du col fémoral et de la tête fémorale par rapport à la tige fémorale, traversant le trou de broche anti-rotation, sensiblement parallèle à la vis de l'os de col (2). Le clou fémoral de reconstruction se caractérise en ce que le clou intramédullaire fémoral (1) comprend en outre au moins un trou de vis de reconstruction agencé au-dessus d'au moins un trou de broche anti-rotation, et au moins une vis de reconstruction (4) pour reconstruire le grand trochanter fémoral, passant à travers le trou de vis de reconstruction, sensiblement perpendiculairement à l'axe long de la partie proximale du clou intramédullaire fémoral (1).
PCT/IB2018/051937 2017-03-22 2018-03-22 Tige intramédullaire de reconstruction pour le traitement de fractures dans le col du fémur et le grand trochanter WO2018172974A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP18722202.1A EP3600097A1 (fr) 2017-03-22 2018-03-22 Tige intramédullaire de reconstruction pour le traitement de fractures dans le col du fémur et le grand trochanter

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
PLP.420955 2017-03-22
PL420955A PL232289B1 (pl) 2017-03-22 2017-03-22 Rekonstrukcyjny gwóźdź udowy do leczenia złamań w obrębie szyjki kości udowej i krętarza większego

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WO2018172974A1 true WO2018172974A1 (fr) 2018-09-27

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PCT/IB2018/051937 WO2018172974A1 (fr) 2017-03-22 2018-03-22 Tige intramédullaire de reconstruction pour le traitement de fractures dans le col du fémur et le grand trochanter

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EP (1) EP3600097A1 (fr)
PL (1) PL232289B1 (fr)
WO (1) WO2018172974A1 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111281513A (zh) * 2020-02-27 2020-06-16 天津市威曼生物材料有限公司 一种解剖型股骨转子部骨折髓外固定异型块及固定系统
CN112353475A (zh) * 2020-11-06 2021-02-12 陈聚伍 股骨转子区骨折固定装置
US12004785B2 (en) 2022-04-21 2024-06-11 DePuy Synthes Products, Inc. Retrograde femoral intramedullary nail, and related systems and methods

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102005005637A1 (de) * 2005-02-05 2006-08-17 Dieter Marquardt Medizintechnik Gmbh Femurnagel und Zielgerät für Femurnagel
US20090326534A1 (en) * 2008-06-30 2009-12-31 Depuy Products, Inc. Fracture Fixation Apparatus
WO2015052841A1 (fr) * 2013-10-11 2015-04-16 プロスパー株式会社 Dispositif d'ostéosynthèse et ostéosynthèse
DE102014113556A1 (de) * 2014-09-19 2016-03-24 Königsee Implantate GmbH Osteosynthese-Hilfsmittel zur Versorgung subtrochantärer Frakturen und/oder pertrochantärer Frakturen und/oder Oberschenkelhalsfrakturen

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102005005637A1 (de) * 2005-02-05 2006-08-17 Dieter Marquardt Medizintechnik Gmbh Femurnagel und Zielgerät für Femurnagel
US20090326534A1 (en) * 2008-06-30 2009-12-31 Depuy Products, Inc. Fracture Fixation Apparatus
WO2015052841A1 (fr) * 2013-10-11 2015-04-16 プロスパー株式会社 Dispositif d'ostéosynthèse et ostéosynthèse
DE102014113556A1 (de) * 2014-09-19 2016-03-24 Königsee Implantate GmbH Osteosynthese-Hilfsmittel zur Versorgung subtrochantärer Frakturen und/oder pertrochantärer Frakturen und/oder Oberschenkelhalsfrakturen

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111281513A (zh) * 2020-02-27 2020-06-16 天津市威曼生物材料有限公司 一种解剖型股骨转子部骨折髓外固定异型块及固定系统
CN111281513B (zh) * 2020-02-27 2022-07-08 天津市威曼生物材料有限公司 一种解剖型股骨转子部骨折髓外固定异型块及固定系统
CN112353475A (zh) * 2020-11-06 2021-02-12 陈聚伍 股骨转子区骨折固定装置
US12004785B2 (en) 2022-04-21 2024-06-11 DePuy Synthes Products, Inc. Retrograde femoral intramedullary nail, and related systems and methods

Also Published As

Publication number Publication date
PL232289B1 (pl) 2019-05-31
PL420955A1 (pl) 2018-09-24
EP3600097A1 (fr) 2020-02-05

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