Cannulated hip screws: a study of fixation integrity, cut-out resistance, and high-cycle bending fatigue performance.

Abstract:

:One major advancement in the treatment of femoral neck fractures has been the development of cannulated screws. This study investigates the integrity of five commercially available cannulated screw systems. Transcervical fractures were created in 25 adult femora and repaired by three cannulated hip screws of a randomly assigned design. The repaired specimens were subjected to a triangular loading pattern for 1,000 cycles, then loaded to ultimate failure. Secondly, screws of each type were inserted into femoral heads to a point 5-mm from the chondral surface, then ramp loaded to determine the push-through stiffness and maximum load. Finally, individual screws were tested in high-cycle four-point bending fatigue in a custom fixture. In push-through, the Orthomet screws could withstand a significantly greater maximum load than the Synthes screws. The fatigue life of the Ace screws was significantly longer than the Howmedica, Synthes, and Orthomet screws, whereas the Orthomet screws performed significantly worse than all other screw types. Although cannulated screw systems uniquely address the problems of push-through resistance and high-cycle fatigue failure, certain designs are more susceptible to failure.

journal_name

J Orthop Trauma

authors

Rouleau JP,Blasier RB,Tsai E,Goldstein SA

doi

10.1097/00005131-199408000-00004

subject

Has Abstract

pub_date

1994-08-01 00:00:00

pages

293-9

issue

4

eissn

0890-5339

issn

1531-2291

journal_volume

8

pub_type

临床试验,杂志文章,随机对照试验
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    authors: Borrelli J Jr,Goldfarb C,Ricci W,Wagner JM,Engsberg JR

    更新日期:2002-02-01 00:00:00

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    更新日期:2013-03-01 00:00:00

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    authors: Firoozabadi R,Kramer PA,Benirschke SK

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  • Early Mechanical Failures of the Synthes Variable Angle Locking Distal Femur Plate.

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    更新日期:2016-01-01 00:00:00

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    pub_type: 杂志文章

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    authors: Bumpass DB,Ricci WM,McAndrew CM,Gardner MJ

    更新日期:2015-02-01 00:00:00

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    authors: Miclau T,MacKechnie MC,Shearer DW,COACT group.

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    authors: Bernstein J,Roberts FO,Wiesel BB,Ahn J

    更新日期:2016-02-01 00:00:00

  • Minimally invasive plate osteosynthesis of humeral shaft fractures: a technique to aid fracture reduction and minimize complications.

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    journal_title:Journal of orthopaedic trauma

    pub_type: 杂志文章

    doi:10.1097/BOT.0b013e318254895f

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    更新日期:2012-10-01 00:00:00

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    journal_title:Journal of orthopaedic trauma

    pub_type: 临床试验,杂志文章,随机对照试验

    doi:10.1097/00005131-199905000-00005

    authors: Emami A,Petrén-Mallmin M,Larsson S

    更新日期:1999-05-01 00:00:00

  • Orthopaedic Trauma Association Annual Meeting Program Committee: Analysis of Impact of Committee Size and Review Process on Abstract Acceptance.

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    pub_type: 杂志文章

    doi:10.1097/BOT.0000000000001108

    authors: OʼHara NN,Slobogean GP,Zhan M,Gardner MJ,McKee MD,Moore SM,Higgins TF,OʼToole RV,Orthopaedic Trauma Association Program Committee.

    更新日期:2018-05-01 00:00:00

  • Biomechanical Assessment of Locked Plating for the Fixation of Patella Fractures.

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    pub_type: 杂志文章

    doi:10.1097/BOT.0000000000000309

    authors: Wurm S,Augat P,Bühren V

    更新日期:2015-09-01 00:00:00

  • Young Practitioners Forum: What Really Matters.

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    pub_type: 杂志文章,评审

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    authors: Russell TT

    更新日期:2015-11-01 00:00:00

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    更新日期:2000-06-01 00:00:00

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    pub_type: 杂志文章

    doi:10.1097/BOT.0000000000001505

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    更新日期:2019-07-01 00:00:00

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    journal_title:Journal of orthopaedic trauma

    pub_type: 杂志文章

    doi:10.1097/BOT.0b013e318169074c

    authors: Sagi HC,Papp S,Dipasquale T

    更新日期:2008-03-01 00:00:00

  • The accuracy of fine wire tensioners: a comparison of five tensioners used in hybrid and ring external fixation.

    abstract:OBJECTIVES:To compare the accuracy of 5 commonly available fine wire tensioners used in hybrid and ring external fixation. DESIGN:A laboratory investigation. SETTING:The testing of 5 commonly available tensioners was performed with a servohydraulic test frame (MTS Bionix 858, Minneapolis, MN). MAIN OUTCOME MEASUREME...

    journal_title:Journal of orthopaedic trauma

    pub_type: 杂志文章

    doi:10.1097/00005131-200403000-00006

    authors: Roberts CS,Antoci V,Antoci V Jr,Voor MJ

    更新日期:2004-03-01 00:00:00

  • Synovial metallosis resulting from intraarticular intramedullary nailing of a distal femoral nonunion.

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    pub_type: 杂志文章

    doi:10.1097/00005131-199308000-00004

    authors: Johnson EE,Marroquin CE,Kossovsky N

    更新日期:1993-01-01 00:00:00

  • Surgical treatment of a displaced lateral malleolus fracture: the antiglide technique versus lateral plate fixation.

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    pub_type: 杂志文章

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    更新日期:2002-08-01 00:00:00

  • Pullout force of power-driven staples in cadaveric femoral metaphysis.

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    pub_type: 杂志文章

    doi:10.1097/00005131-199004020-00009

    authors: McCombe PF,Thomas AM,Pynsent PB,Thompson AG

    更新日期:1990-01-01 00:00:00

  • The anterior intra-pelvic (modified rives-stoppa) approach for fixation of acetabular fractures.

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    journal_title:Journal of orthopaedic trauma

    pub_type: 杂志文章

    doi:10.1097/BOT.0b013e3181dd0b84

    authors: Sagi HC,Afsari A,Dziadosz D

    更新日期:2010-05-01 00:00:00

  • Intraoperative fluoroscopic evaluation of screw placement during pelvic and acetabular surgery.

    abstract::The surgical treatment of pelvic and acetabular fractures can be technically challenging. Various techniques are available for the reconstruction of pelvic and acetabular fractures. Less invasive percutaneous fracture stabilization techniques, with closed reduction or limited open reduction, have been developed and ar...

    journal_title:Journal of orthopaedic trauma

    pub_type: 杂志文章,评审

    doi:10.1097/BOT.0b013e318288c0c3

    authors: Yi C,Burns S,Hak DJ

    更新日期:2014-01-01 00:00:00

  • Locked plating of periprosthetic femur fractures above total knee arthroplasty.

    abstract:BACKGROUND:Fractures of the femur above a total knee arthroplasty (TKA) are becoming increasingly common in the osteoporotic, aging populations of developed countries. Treatment of these fractures is complicated by the presence of a knee prosthesis, frequently limiting the bone available for distal fracture fixation. T...

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    pub_type: 杂志文章

    doi:10.1097/BOT.0b013e31822c050b

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    更新日期:2012-07-01 00:00:00

  • Treatment of displaced, proximal, humeral, epiphyseal fractures with a two-prong splint.

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    journal_title:Journal of orthopaedic trauma

    pub_type: 杂志文章

    doi:10.1097/00005131-200309000-00007

    authors: Karatosun V,Unver B,Alici E,Serin E

    更新日期:2003-09-01 00:00:00

  • Extra-articular malunions of the scapula: a comparison of functional outcome before and after reconstruction.

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    pub_type: 杂志文章

    doi:10.1097/BOT.0b013e31820af67f

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    更新日期:2011-11-01 00:00:00

  • Concurrent dorsal dislocations and fracture-dislocations of the index, long, ring, and small (second to fifth) carpometacarpal joints.

    abstract:OBJECTIVE:To review the outcome of patients with concurrent dorsal dislocations and fracture-dislocations of the second, third, fourth, and fifth carpometacarpal (CMC) joints treated with open reduction and internal fixation (ORIF). DESIGN:Retrospective review. SETTING:Level 1 trauma center. PATIENTS:Between 1991 an...

    journal_title:Journal of orthopaedic trauma

    pub_type: 杂志文章

    doi:10.1097/00005131-200111000-00003

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    更新日期:2001-11-01 00:00:00

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    pub_type: 杂志文章

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    更新日期:1998-02-01 00:00:00

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    journal_title:Journal of orthopaedic trauma

    pub_type: 杂志文章,评审

    doi:10.1097/00005131-200608000-00006

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    更新日期:2006-07-01 00:00:00

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    journal_title:Journal of orthopaedic trauma

    pub_type: 杂志文章

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    更新日期:2002-05-01 00:00:00

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    更新日期:2004-08-01 00:00:00