WO2023089614A1 - Pince à os - Google Patents

Pince à os Download PDF

Info

Publication number
WO2023089614A1
WO2023089614A1 PCT/IL2022/051228 IL2022051228W WO2023089614A1 WO 2023089614 A1 WO2023089614 A1 WO 2023089614A1 IL 2022051228 W IL2022051228 W IL 2022051228W WO 2023089614 A1 WO2023089614 A1 WO 2023089614A1
Authority
WO
WIPO (PCT)
Prior art keywords
bone
sleeve
drilling
opening
hole
Prior art date
Application number
PCT/IL2022/051228
Other languages
English (en)
Inventor
Ron BATASH
Yeshayahu BENEDICT
Original Assignee
Fund For Medical Research Development Of Infrastructure & Health Services By Barzilai Medical Center
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 Fund For Medical Research Development Of Infrastructure & Health Services By Barzilai Medical Center filed Critical Fund For Medical Research Development Of Infrastructure & Health Services By Barzilai Medical Center
Publication of WO2023089614A1 publication Critical patent/WO2023089614A1/fr

Links

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
    • A61B17/88—Osteosynthesis instruments; Methods or means for implanting or extracting internal or external fixation devices
    • A61B17/8866—Osteosynthesis instruments; Methods or means for implanting or extracting internal or external fixation devices for gripping or pushing bones, e.g. approximators
    • 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
    • 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
    • A61B2017/564—Methods for bone or joint treatment

Definitions

  • Example 24 A bone clamp according to any one of examples 20 to 23, comprising at least one elongated tubular hollow guide having a proximal opening and wherein said opening of said at least one first member is a distal opening of said elongated tubular hollow guide, and wherein an inner width of said at least one elongated tubular hollow guide is shaped and sized to receive said drilling bit and said orthopedic screw.
  • Example 25 A bone clamp according to example 24, wherein an inner width of said at least one elongated tubular hollow guide is in a range between 1 mm to 10 mm.
  • Example 44 An orthopedic telescopic drilling sleeve assembly, comprising: at least one external tubular sleeve, and at least one internal tubular sleeve coaxially positioned and slidable within said at least one external tubular sleeve, wherein said at least one external tubular sleeve and said at least one internal tubular sleeve are shaped and sized to receive at least one drilling bit, and wherein an outer diameter of said at least one external tubular sleeve is in a range between 3 mm to 9 mm.
  • Example 45 An assembly according to example 44, comprising at least one stopper, wherein said at least one stopper limits an extension distance of a distal end of said at least one internal sleeve relative to said at least one external sleeve.
  • Example 17 A method according to any one of examples 15 or 16, wherein said drilling comprises: positioning a first drill sleeve within the hollow guide and drilling a gliding hole by a first drilling bit introduced via a lumen of said first drill sleeve; introducing a second drill sleeve via said first drill sleeve into said gliding hole; drilling a thread hole inside said bone by a second drilling bit introduced via a lumen of said second drill sleeve; removing said first and second drill sleeves from said hollow guide prior to orthopedic screw introducing.
  • Example 19 A method according to any one of examples 15 to 18, wherein said orthopedic screw comprises a lag screw.
  • Example 37 A bone clamp according to example 36, wherein said lock releaser comprises a lever.
  • Example 48 An assembly according to any one of examples 45 to 47, wherein said at least one external tubular sleeve has an inner width in a range of 1 mm - 9 mm.
  • FIGs. 5A-5D are schematic illustrations showing a process for drilling of a gliding hole followed by drilling of a pilot hole, according to some exemplary embodiments of the invention.
  • FIG. 6A-6C are schematic illustrations showing a process for drilling of a thread hole in the near and far cortices, followed by overdrilling of the near cortex and insertion of a screw into the bone, according to some exemplary embodiments of the invention
  • a bone holder is used to hold a bone and to guide a penetrating object, for example, a drill bit, a drilling sleeve, a drilling guide, and/or a bone fixator into the bone.
  • the bone fixator comprises a nail, a pin, and/or a threaded fixator, for example a screw.
  • a bone fixator is configured to fix two or more portions of a bone, for example a fractured bone, in a specific alignment, and/or to attach the two or more bone portions to each other.
  • the bone is held by the bone holder in the fixed position and in the fixed orientation throughout the drilling and the bone fixator introducing.
  • the device 202 optionally comprises a gripping edge 224 on an elongated member facing the hollow guide 218, for example elongated member 204.
  • the gripping edge is positioned on the elongated member 204 at a location opposite to the hollow guide 218, for example opposite to distal opening 222 of the hollow guide 218.
  • the gripping edge is elastic and/or soft, for example to prevent damage to the bone tissue when placed in contact with the bone.
  • the gripping edge 224 is located at a distal end 210 of the elongated member 204.
  • a guide for example guide 236 comprises an elongated body 239, for example a tubular elongated body.
  • the elongated body 239 has a longitudinal axis 238, a proximal opening 240 and a distal opening 242.
  • the body 239 has a conical shape, with a distal opening 242 having a width which is smaller than a width of the proximal opening 240.
  • figs. 2F and 2G depicting at least one adaptor, for example at least one opening adaptor, configured to be placed within an opening of the bone holder, for example within a hollow guide of the bone holder.
  • the at least one opening adaptor is configured to narrow an existing opening in the bone holder, for example an opening of a hollow guide of the bone holder, to a size that allows, for example, introducing of a bone manipulating tool, for example a drill bit, a screw, a nail, into the bone.
  • the at least one opening adaptor is configured to fit the opening of the bone holder according to the external width of the bone manipulating tool.
  • the at least one opening adaptor is configured to at least partially extend, for example telescopically extend, into a bone, for example into a channel in the bone.
  • the at least one opening adaptor comprises at least one sleeve, for example a drilling sleeve.
  • the at least one opening adaptor comprises two or more sleeves coaxially positioned within each other, and configured to slide and/or extend relative to each other.
  • the bone holder for example a clamp is placed in contact with the fractured bone, at block 310.
  • the bone holder is fixedly attached to the bone at block 310.
  • the bone holder is locked, for example to prevent detachment of the bone holder from the bone during bone reduction.
  • a position and/or an orientation of a guide of the bone holder relative to the bone is fixed at block 310.
  • the sleeve for example the thread hole drilling sleeve is extended, at block 412.
  • a second portion of the sleeve having an external with which is smaller than the external width of the first portion located outside the bone is advanced into the near cortex hole.
  • an inner width of the second portion is larger than an external width of the drilling bit used to form the thread hole in the far cortex.
  • the second portion of the sleeve is extended into the near cortex hole, for example to guide the drilling bit, into the far cortex.
  • only a single sleeve positioned within the near cortex is used to drill the car cortex hole.
  • an overdrilling hole is formed within the near cortex, at block 418.
  • the overdrilling hole is formed by a drilling bit positioned within the overdrilling sleeve in the hollow guide.
  • a lag screw 624 is inserted through the hollow guide 506 into the gliding hole in the near cortex 520 and into the thread hole in the far cortex 528.
  • a long axis of the hollow guide 814 is aligned with a distal end of the elongate member 806, for example with the socket 813 at the distal end.

Landscapes

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

Abstract

L'invention concerne un procédé de manipulation osseuse, comprenant : le maintien d'un os par un support d'os à travers au moins un site de contact, le support d'os comprenant une ouverture ; la formation d'un trou dans l'os par l'intermédiaire d'au moins un adaptateur d'ouverture dans l'ouverture de support d'os et par l'intermédiaire du site de contact pendant le maintien, ledit au moins un adaptateur d'ouverture étant conçu pour rétrécir ladite ouverture de support d'os ; l'insertion d'un fixateur d'os à travers le trou formé par l'intermédiaire de ladite ouverture de support d'os et dudit site de contact pendant ledit maintien.
PCT/IL2022/051228 2021-11-18 2022-11-17 Pince à os WO2023089614A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US202163280646P 2021-11-18 2021-11-18
US63/280,646 2021-11-18

Publications (1)

Publication Number Publication Date
WO2023089614A1 true WO2023089614A1 (fr) 2023-05-25

Family

ID=86396338

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/IL2022/051228 WO2023089614A1 (fr) 2021-11-18 2022-11-17 Pince à os

Country Status (1)

Country Link
WO (1) WO2023089614A1 (fr)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1659958B1 (fr) * 2003-08-13 2012-07-25 Synthes GmbH Ensemble guide de meche a liberation rapide pour plaque vissee
US20150313640A1 (en) * 2014-04-30 2015-11-05 Andres Eduardo O'DALY Surgical instrument with movable guide and sleeve
WO2021001835A1 (fr) * 2019-07-03 2021-01-07 Alphamet Ltd Pince à os orthopédique

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1659958B1 (fr) * 2003-08-13 2012-07-25 Synthes GmbH Ensemble guide de meche a liberation rapide pour plaque vissee
US20150313640A1 (en) * 2014-04-30 2015-11-05 Andres Eduardo O'DALY Surgical instrument with movable guide and sleeve
WO2021001835A1 (fr) * 2019-07-03 2021-01-07 Alphamet Ltd Pince à os orthopédique

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