WO2013064264A1 - Instrument de mise en place pour chirurgie osseuse et système permettant la mise en place d'un élément d'assemblage pour chirurgie osseuse sur une plaque d'ostéosynthèse - Google Patents

Instrument de mise en place pour chirurgie osseuse et système permettant la mise en place d'un élément d'assemblage pour chirurgie osseuse sur une plaque d'ostéosynthèse Download PDF

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Publication number
WO2013064264A1
WO2013064264A1 PCT/EP2012/004574 EP2012004574W WO2013064264A1 WO 2013064264 A1 WO2013064264 A1 WO 2013064264A1 EP 2012004574 W EP2012004574 W EP 2012004574W WO 2013064264 A1 WO2013064264 A1 WO 2013064264A1
Authority
WO
WIPO (PCT)
Prior art keywords
bone
surgical
placement instrument
connecting element
surgical placement
Prior art date
Application number
PCT/EP2012/004574
Other languages
German (de)
English (en)
Inventor
Ingolf Diez
Original Assignee
Cival Medical Gmbh
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 Cival Medical Gmbh filed Critical Cival Medical Gmbh
Publication of WO2013064264A1 publication Critical patent/WO2013064264A1/fr

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Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
    • 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, setting implements or the like
    • A61B17/68—Internal fixation devices, including fasteners and spinal fixators, even if a part thereof projects from the skin
    • A61B17/80—Cortical plates, i.e. bone plates; Instruments for holding or positioning cortical plates, or for compressing bones attached to cortical plates
    • A61B17/808—Instruments for holding or positioning bone plates, or for adjusting screw-to-plate locking mechanisms
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/16—Bone cutting, breaking or removal means other than saws, e.g. Osteoclasts; Drills or chisels for bones; Trepans
    • A61B17/17—Guides or aligning means for drills, mills, pins or wires
    • A61B17/1728—Guides or aligning means for drills, mills, pins or wires for holes for bone plates or plate screws
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
    • 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, setting implements or the like
    • A61B17/88—Osteosynthesis instruments; Methods or means for implanting or extracting internal or external fixation devices
    • A61B17/92—Impactors or extractors, e.g. for removing intramedullary devices
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
    • 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, setting implements or the like
    • A61B17/68—Internal fixation devices, including fasteners and spinal fixators, even if a part thereof projects from the skin
    • A61B17/688—Internal fixation devices, including fasteners and spinal fixators, even if a part thereof projects from the skin for reattaching pieces of the skull
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
    • 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, setting implements or the like
    • A61B17/88—Osteosynthesis instruments; Methods or means for implanting or extracting internal or external fixation devices
    • A61B17/92—Impactors or extractors, e.g. for removing intramedullary devices
    • A61B2017/922—Devices for impaction, impact element

Definitions

  • the present invention relates to a bone surgical applier instrument and system for applying a bone surgical fastener to a bone plate, particularly for use in the operative neurosurgical field.
  • European Patent EP 1 252 864 B1 discloses a gun-shaped application instrument which, viewed from the inside outwards, comprises a firing pin, a bone surgery implant receptacle, and a guide barrel. When a trigger is actuated, the firing pin acts on the implant and drives its angled extension laterally into a bone plate resting against the guide.
  • a bone surgical applier for applying at least one bone surgical fastener having at least one appendix to a bone plate.
  • the bone surgical application instrument comprises a receiving device which is adapted to receive the at least one bone surgery connecting element, and a drive device which is adapted for driving the extension into a marginal section of the bone plate, wherein the bone surgical application instrument is arranged, the edge section of the bone plate between the receiving device and the driving device record.
  • the driving means for driving the projection is preferably set along a normal to the main plane of extension of the bone plate in the bone plate.
  • the bone surgery application instrument preferably comprises a main unit, which is set up for accommodating the receiving device in the interior of the main unit, and an opening for dispensing the at least one bone surgery connecting element.
  • the preferably main unit is designed as a first handle of the bone surgical placement instrument.
  • the main unit further preferably comprises a tracking device at an end of the receiving device located in the interior of the main unit, and a stop device which is attached to the other, the opening facing the end of the receiving device and which is adapted for releasably fixing the at least one bone surgery connecting element.
  • the tracking device is preferably designed as a spring mechanism which is set up to advance the at least one bone surgery connecting element in abutment with the stop device.
  • the bone surgical application instrument preferably comprises a pivot bearing, which is integrally formed on the underside of the main unit, and a rotatably mounted lever device, which is rotatably supported by the rotary bearing.
  • the bone surgery application instrument is preferably designed as a one-sided lever with two arms, wherein the main unit forms the first of the two arms, and the lever means forms the second of the two arms.
  • the driving device is designed as a reciprocating piston which engages via a rod connected to the piston in a slot which is provided in the lever device and whose main axis is applied parallel to the main axis of the lever device.
  • a main axis of the drive device is substantially perpendicular to a main axis of the receiving device.
  • the main axis of the drive means preferably coincides substantially with the axis defined by the extension of the bone surgery connector closest to the opening of the main unit.
  • the drive device is preferably arranged between a feed position below the opening of the receiving device. tion and a retraction position below the opening of the receiving device advanceable or retractable.
  • the bone surgical application instrument preferably includes a spreader configured to retrieve the drive means from the advancement position to the retracted position.
  • the spreader is preferably configured as a spreader spring mechanism configured to pry the lever means from the main unit.
  • the main unit is preferably designed as the first handle of the bone surgery placement instrument
  • the lever means is preferably configured as a second handle of the bone surgery placement instrument.
  • the receiving device is preferably designed as a magazine for receiving the at least one bone-surgical connecting element.
  • the magazine is preferably designed T-groove-shaped.
  • the magazine is preferably adapted to the cross-section and / or profile of the at least one bone-surgical connecting element.
  • a system comprising the bone surgery applier according to the first aspect and at least one of the bone surgery connectors.
  • the bone surgical application instrument preferably includes the at least one connecting element in a pre-installed manner, and the system is packaged in a sterilized state.
  • the bone surgical placement instrument and the at least one connecting element can preferably be sterilized and packaged separately.
  • FIG. 1 shows a bone surgical placement instrument according to a first embodiment of the invention in an elevational view
  • FIG. 2 shows the bone surgical placement instrument in cooperation with a bone plate
  • FIG. 3A shows a bone surgical placement instrument according to a second embodiment of the invention in a perspective view.
  • 3B shows the bone surgery application instrument according to the second embodiment of the invention in a plan view
  • 3C shows the bone surgical placement instrument according to the second embodiment of the invention in a side view
  • FIG. 3D shows the bone surgical placement instrument according to the second embodiment of the invention in an exploded view
  • FIG. 4 shows a bone surgery connecting element according to a first
  • FIG. 5 shows a bone surgery connecting element according to a second
  • the following description basically describes the intentional removal of a single bone plate (or skull plate), as occurs, for example, in planned smaller scale operations (on the brain). However, this does not exclude the deliberate removal of more than one bone plate, as may occur in planned operations such as large tumors. Furthermore, with the invention described in principle also the correction of an unwanted removal of one or more than one bone plate possible, for example as a result of an accident or violence.
  • the embodiment of the present invention is described such that the bone plate can be driven into the extension of the bone surgery connecting element.
  • this does not preclude embodiments in which the operating principle is applied only in an inverted manner, i. in which the extension of the bone-surgical connecting element is driven into the bone plate.
  • Fig. 1 shows the bone surgical application instrument 20 according to the first embodiment of the present invention.
  • the bone surgery application instrument 20 preferably comprises a main unit 5, a lever device 9, and a drive device 8.
  • the lever device 9 is rotatably mounted in a pivot bearing 17 as the first of two arms of a one-sided lever.
  • the main unit 5 preferably comprises a receiving device 11, which accommodates at least one of the bone-surgical connecting elements 1, 2, 3.
  • the receiving device 11 is formed as a magazine or shaft, which particularly preferably has a T-groove shape and / or is adapted to the at least one bone-surgical connecting element 1-3 in terms of cross-section and / or profile.
  • the receiving device 11 preferably comprises a tracking device 4, which is particularly preferably designed as a spring mechanism which presses the bone surgery connecting element 1-3 to a stop 6, which is preferably applied to an opening of the bone surgery application instrument 20 and each of the most prominent bone surgery connecting element 1 secures from falling out of the bone surgical placement instrument 20.
  • the spring mechanism 4 may in this case be a spring which is unstretched and unstretched in the absence of insertion of the at least one bone-surgical connecting element 1-3, and which is compressed upon introduction of the at least one bone-surgical connecting element 1-3, so that the spring force in the direction of the stop 6 acts.
  • the spring mechanism 4 is preferably formed in the receiving device forming shaft or magazine on the inner side.
  • the lever device 9 rotatably mounted in the pivot bearing 17.
  • the lever device 9 in the pivot bearing 17th as the first of two arms of a one-sided lever rotatably supported, and forms the main unit 5 as a handle the second arm of the one-sided lever.
  • a spreader 7 is formed between the lever device 9 and the main unit 5.
  • the spreader 7 is preferably designed as a spring mechanism which causes the spreading between the devices 5 and 9.
  • the spring mechanism is preferably a spring which is unstretched and unstretched when the lever device 9 is opened; upon closure of the lever mechanism 9, the spring is compressed and thus serves for the spreading described above.
  • the spring mechanism 7 in Fig. 1 is shown substantially unprotected. This does not exclude that the spring mechanism in a suitable protective device, such as a hose, or integrated optionally in the main unit 5 or the lever device 9 is provided.
  • the drive device 8 is preferably designed as a reciprocating piston, which particularly preferably has an elongate rod shape.
  • an axis A is defined, which is preferably true parallel to a main axis of extension of the extension of the most forward lying bone surgical connecting element 1, which abuts against the stop 6. It is particularly preferred that the axis A coincides with this main expansion axis of the extension.
  • the drive means 9 is preferably connected to a rod 15 which is perpendicular to the axis A and preferably also perpendicular to a main extension plane of the bone surgery placement instrument 20 (in the case of Figure 1, the principal plane of extension of the bone surgery placement instrument 20 coincides with the plane of the paper) ).
  • the rod 15 in turn preferably engages in a slot 16, which is preferably provided in the lever device 9 and whose main axis is applied parallel to the main axis (or main extension axis) of the lever device 9.
  • the rod 15 can protrude only in one direction from the driving device 8, whereby preferably only one slot 16 in the lever device 9 is to create.
  • the rod protrudes in two directions (preferably including an angle of 180 °) from the lifting device 8, whereby the lever device 9 is preferably formed at its end facing the pivot bearing 17 as a fork and in two of two fork arms in each case a parallel slot 16 having.
  • the latter variant of the fork is to be preferred with regard to the uniform guidance of the drive device 8.
  • a retraction position 17a and a feed position 17b of the drive device are defined on the axis A.
  • the retraction position 17a is preferably applied in such a way that the edge section of a bone plate (when the lever device 9 is opened) can be inserted into the bone surgical placement instrument 20 or between the drive device 8 and extension of the foremost bone surgery connection element 1.
  • the feed position 17b is arranged closely below the stop 6, and is particularly preferably arranged closely below a length of the extension. The latter feed position is preferable in terms of the non-damage of the appendage and the inserted bone plate.
  • FIG 2 shows the bone surgical applier 20 in cooperation with a bone plate 10.
  • the marginal portion of the bone plate 10 is insertable into the bone surgical applier 20 (preferably with the driver 8 in the retracted position).
  • An actuation of the lever device 9 causes a lever arm attached to the pivot bearing 17.
  • the lever arm is preferably translated by means of the elongated hole 16 and the rod 15 in an axial force acting in the direction of the arrow, and moves the drive means 8 in the feed position 17b.
  • the extension of the bone-surgical connecting element 1 is preferably driven into the edge section of the bone plate 10.
  • the feed position is preferably to be measured by means of the length of the extension or the (expected) thickness of the bone plate 10.
  • the drive device 8 is preferably moved back into the retraction position 17a. This can be effected directly by a force acting on the lever device 9 (which can be applied, for example, by the surgeon) or preferably by a force acting through the spreading device 7.
  • the stop 6 is preferably applied detachably in order to allow removal of the bone plate 10 together with the now fixed bone-surgical connecting element 1 after driving in the extension. After removal, either the same bone plate 10 at another edge portion or another bone plate may be inserted into the bone surgery applier 20 to drive the projection of the now most distal bone surgery connector 2 into the edge portion thereof or the other bone plate. In the manner described above, projections can preferably be driven into bone plates until the receiving device 11 no longer contains any bone-surgical connecting elements 1-3. It should be noted that FIGS. 1 and 2 show the receiving device 11 equipped with three bone-surgical connecting elements 1-3, but this does not rule out that the receiving device 11 can be equipped with fewer or more than three bone-surgical connecting elements 1-3.
  • FIGS. 3A to 3D show the bone surgical applicator 20A according to the second embodiment of the present invention, respectively in a perspective view, a plan view, a side view, and an exploded view.
  • the bone surgery application instrument 20A according to the second embodiment is largely identical in function or equivalent to the bone surgery application instrument 20 according to the first embodiment. Therefore, only the differences of the bone surgery application instrument 20A with respect to the bone surgery application instrument 20 will be described below.
  • the bone surgical application instrument 20A is preferably formed as a two-sided lever in a scissor or forceps structure.
  • the main unit 5 and the lever device 9 now both transmit upon compression of their distal ends (viewed from the receiving device 11) to the proximal ends of the main unit 5 and the lever device 9 force.
  • it is particularly advantageous that the force is transmitted uniformly to the proximal ends of the main unit and the lever device 9, and that the bone surgery application instrument 20A can also be safely operated with one hand.
  • the receiving device 11 is preferably not shaft-like or magazined designed as in the first embodiment, but may, as shown in Figures 3A to 3D, be designed as a substantially flat plate having one or more slots IIa.
  • the slots IIa are preferably in turn shaped so as to enable the sliding reception of a bone-surgical connecting element 1; a slight interference fit of the bone-surgical connecting elements 1 with the respective slot IIa is preferred in order to prevent the connecting elements 1 from falling out. the.
  • the shape of the receiving device 11 according to the second embodiment is not particularly limited; the number of slots IIa can be varied as desired.
  • both the first difference (two-sided lever configuration) and the second difference (flat plate design of the receiving device 11) may be combined respectively or in combination with the structure according to the bone surgical application instrument 20 in the first embodiment , That is, it may e.g. the two-sided lever structure can also be combined with a shaft-like or magazine-type receiving device 11, as long as at least the proximal ends of the units 5 and 9 are designed long enough to accommodate such a shaft-like or magazine-like receiving device 11.
  • the one-sided lever can be provided as a placement instrument 20 according to the first embodiment with the receiving device IIa according to the second embodiment.
  • a correspondingly modified holder in particular incorporating a correspondingly modified carrier element IIb) will be apparent to those skilled in the art.
  • the bone surgery application instrument 20A comprises the support member IIb, which rotatably supports the receptacle 11 as a plate in a plane substantially perpendicular to the main plane of the main unit 5 and the lever means 9.
  • the support element IIb is fastened by two extensions to the main unit 5 and the lever device 9, respectively.
  • the two extensions may each have a through hole to attach the support member IIb preferably via a rod 15 in alignment with the main axis of rotation 17.
  • the support member IIb may include a bearing means (not shown) which permits a preferably rotational movement of the receptacle 11 in the plane perpendicular to the main plane of the units 5 and 9.
  • the receiving device is preferably a circular sector-like element, which may in particular have a quarter-circle structure, as shown in Figures 3A to 3D.
  • the slits IIa of the receiver 11 are preferably arranged such that the extended main extension axes of the slits IIa intersect at a pivot point (hole) 11c of the receiver 11, respectively.
  • This is particularly advantageous since after consumption of a first bone-surgical connecting element, the receiving device 11 is further rotated, and so the Bone surgical connector 1, which is located in the next slot is automatically arranged correctly with respect to the drive means 8.
  • the rotatable mounting of the receiving device 11 can take place via a rod (not shown) which runs through the hole 11c and is fixed to the carrying element IIb.
  • the unit 9 can furthermore be arranged with a spike-like extension 5a at its proximal end behind the drive device 8.
  • This thorn-like extension 5a can be provided in optional, in the receiving device IIa
  • Interval holes lld engage to additionally fix the receiving device 11 in the closed state of the bone surgical placement instrument 20a, again to prevent a possible existing game of the receiving device 11 in the rotational movement in the plane perpendicular to the main plane of the units 5 and 9.
  • FIGS. 4 and 5 show a first and a second alternative for the at least one bone-surgical connecting element 1-3, which can be placed in the receiving device 11 of the bone-surgical placement instrument 20, 20A.
  • the first and the second alternative are identical. Unless the specific embodiment of the extension is concerned, the following description is interchangeable between the first and the second alternative.
  • FIG. 4 shows in the upper third a perspective view of the bone-surgical connecting element 1 according to the first alternative, in the lower third a plan view of the bone-surgical connecting element according to the first alternative, and in the middle third a cross-sectional view along the section line A-A of the plan view.
  • 5 shows in the upper third a perspective view of the bone-surgical connecting element according to the second alternative, in the lower third a plan view of the bone-surgical connecting element according to the second alternative, and in the middle third a cross-sectional view along the section line A-A of the plan view.
  • the bone-surgical connecting element 1 has a main section 100, a first end section 11 and preferably a second end section 12. It should be noted that the nomenclature "first" and "second" end portion should not express prominence of the one end portion opposite to the other end portion.
  • the first end section 11 has an extension 14a, which is preferably of cuboid design and preferably has a prism-shaped barb-like structure on its side facing away from the underside of the bone-surgical connecting element 1.
  • the first end section 11 has an extension 14b, which is preferably rod-shaped and preferably has a conical barb-like structure on its side facing away from the underside of the bone-surgical connecting element 1.
  • the rod / cuboid shape on the one hand and the prism / cone shape on the other hand can also be mutually combined.
  • the extension itself can be formed in addition to the rod / cuboid shape with any other suitable cross-section (eg polygonal, especially three, six or octagonal).
  • the barb-like structure may, as shown in Fig. 3, comprise two barbs at 180 ° to each other. Depending on the application, only one or more than two (N) barbs may be used, in the latter case the barbs may each enclose between them an angle of 360 ° / N or any other suitable type of irregular angles.
  • the second end portion 12 preferably has a screw hole 13, which in turn may be preferably formed as a countersunk screw hole.
  • a screw hole 13 may be preferably formed as a countersunk screw hole.
  • any other suitable type of screw hole may be used, for example for round head or flat head screws .
  • the screw hole may also be formed as a simple cylindrical hole.
  • screw hole does not exclude that instead of a screw and a nail can be driven in a suitable manner through the screw hole 13 in the underlying bone plate, although in view of the brittleness of the bone plate, the screw to the nail may be.
  • FIGS. 4 and 5 show that the bone-surgical connecting element 1 is preferably designed as a one-piece implant plate.
  • the main portion 100 may be formed as a flat cuboid, while the at least one end portion 11, 12 may be formed as a flat cylinder.
  • a flat overall structure of the bone surgery connector 1 is advantageous in terms of implantation and subsequent healing; However, this does not exclude a thicker overall structure in which the main portion 100 as a cuboid and the at least one end portion 11, 12 as a cylinder off can be formed. Further, as shown in FIGS.
  • the main portion may have a smaller width than the at least one end portion 11, 12, but this does not preclude the main portion also having the same or greater width than the at least one end portion 11, 12 can.
  • other shapes are contemplated for the main portion, such as a rod or prism shape, which may extend substantially between the end portions 11, 12.
  • the (flat) cylinder shape is shown; In principle, other cross sections come into consideration, such as (flat) polygons, in particular three, four, six or octagons.
  • the bone-surgical connecting element 1 is preferably formed from implant steel, titanium or implantable plastic.
  • the material can be both durable (for permanent retention in the patient) and resorptionsrash or self-resolving can be applied. In both cases, basically all materials are suitable which reduce the risk of rejection below the significant level, as long as their nature minimizes the risk of fracture of the bone-surgical connecting element, in particular when the projection is driven in. In the case of resorptionsrasher or self-dissolving materials such materials are to be preferred, which dissolve only after sufficient healing of the bone plate or are absorbed by the body of the patient.
  • the bone plate 10 can also have any other shape, such as round, oval or polygonal (in particular triangular or more than quadrangular), or even irregular (such as in fractures ) or polygonal with part-cylindrical recesses at the corners (such as surgical removal by pre-drilling through-holes and then sawing out the bone plate between the through-holes).
  • any other shape such as round, oval or polygonal (in particular triangular or more than quadrangular), or even irregular (such as in fractures ) or polygonal with part-cylindrical recesses at the corners (such as surgical removal by pre-drilling through-holes and then sawing out the bone plate between the through-holes).
  • the bone-surgical placement instrument 20 or 20A and the at least one bone-surgical connection element 1-3 are pre-installed and the entire system is packaged in a sterile manner.
  • bone-surgical placement instruments 20 or 20A and bone-surgical connection element 1-3 are sterilized and then packaged separately.
  • the preceding description is mainly focused on neurosurgery and thus skull bone plates.
  • this is not to be construed as limiting, since the described bone surgical placement instruments 20 and 20A can be used without modification also in other bones.
  • an arm, leg or pelvic fracture is mentioned in which at least one bone fragment has been removed; in such a case, the fragment could be restored by means of bone surgery
  • Bearing instruments 20 and 20A are spent with the bone surgery connector 1 to the old location and fixed.
  • the size of the receiving part between the driver 8 and receiving device 11 can be adapted to the size of the male bone plates 10 (for example, a pelvic fracture larger and / or or bring thicker bone plates 10 than a collarbone fracture).
  • the bony surgical positioning instrument according to the invention is also suitable for emergency scenarios.

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  • Health & Medical Sciences (AREA)
  • Orthopedic Medicine & Surgery (AREA)
  • Surgery (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Veterinary Medicine (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
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  • Neurology (AREA)
  • Dentistry (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Surgical Instruments (AREA)

Abstract

L'invention concerne un instrument de mise en place pour chirurgie osseuse (20) permettant la mise en place d'au moins un élément d'assemblage pour chirurgie osseuse (1, 2, 3) muni d'au moins un prolongement (14a, 14b) sur une plaque d'ostéosynthèse (10). L'instrument de mise en place comprend un dispositif de réception (11) qui est conçu pour recevoir ledit au moins un élément d'assemblage pour chirurgie osseuse, et un dispositif de poussée (8) qui est conçu pour enfoncer le prolongement dans une partie marginale de la plaque d'ostéosynthèse, ledit instrument de mise en place pour chirurgie osseuse étant conçu pour recevoir la partie marginale de la plaque d'ostéosynthèse entre le dispositif de réception et le dispositif de poussée. L'invention porte également sur un système qui comprend ledit instrument de mise en place pour chirurgie osseuse et au moins un des éléments d'assemblage pour chirurgie osseuse.
PCT/EP2012/004574 2011-11-04 2012-11-02 Instrument de mise en place pour chirurgie osseuse et système permettant la mise en place d'un élément d'assemblage pour chirurgie osseuse sur une plaque d'ostéosynthèse WO2013064264A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE201120107521 DE202011107521U1 (de) 2011-11-04 2011-11-04 Knochenchirurgisches Anlegeinstrument und System zum Anlegen eines knochenchirurgischen Verbindungselements an eine Knochenplatte
DE202011107521.8 2011-11-04

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Publication Number Publication Date
WO2013064264A1 true WO2013064264A1 (fr) 2013-05-10

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Citations (7)

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US20020082606A1 (en) * 2000-12-21 2002-06-27 Loubert Suddaby Drill guide
US20040102788A1 (en) * 2002-11-19 2004-05-27 Huebner Randall J. Guide system for bone-repair devices
US20050049594A1 (en) * 2001-04-20 2005-03-03 Wack Michael A. Dual locking plate and associated method
EP1252864B1 (fr) 2001-04-24 2007-01-10 Stryker Leibinger GmbH & Co. KG Implant auto-rétentif et dispositif pour son montage
WO2007092441A2 (fr) * 2006-02-08 2007-08-16 Synthes (U.S.A.) Canule portant une plaque transbuccale
US20100004691A1 (en) * 2008-07-02 2010-01-07 Amato Matthew F Growth control device

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6328746B1 (en) * 1998-08-06 2001-12-11 Michael A. Gambale Surgical screw and driver system
US20020082606A1 (en) * 2000-12-21 2002-06-27 Loubert Suddaby Drill guide
US20050049594A1 (en) * 2001-04-20 2005-03-03 Wack Michael A. Dual locking plate and associated method
EP1252864B1 (fr) 2001-04-24 2007-01-10 Stryker Leibinger GmbH & Co. KG Implant auto-rétentif et dispositif pour son montage
US20040102788A1 (en) * 2002-11-19 2004-05-27 Huebner Randall J. Guide system for bone-repair devices
WO2007092441A2 (fr) * 2006-02-08 2007-08-16 Synthes (U.S.A.) Canule portant une plaque transbuccale
US20100004691A1 (en) * 2008-07-02 2010-01-07 Amato Matthew F Growth control device

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