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Veterinary and comparative orthopaedics and traumatology : V.C.O.T2019; 33(1); 15-21; doi: 10.1055/s-0039-1694972

Ex Vivo Comparison of the Accuracy of a Clamped with a Hand-Held Drill Guide for Drilling Distal Third Metacarpals and Metatarsals in Equids.

Abstract:  The aim of this study was to determine whether a clamped drill guide can be used effectively to drill across equine distal third metacarpals and metatarsals and to compare accuracy and speed of a drilling with a hand-held drill guide. Methods:  Eighty equine cadaver limbs were divided between four surgeons with varying experience. The limbs were randomly allocated to clamped or hand-held drill guides and placed in a stand in an upright/standing position on a metal table. Drilling times from cis- to trans cortices were measured. Post-drilling computed tomography images were used to assess drilling deviations in the dorsopalmar and proximodistal directions. Results:  Mean proximodistal deviation of the drill hole was distad for both guides and significantly ( = 0.01) less for the clamped drill guide +0.35° (range: -5.42°, +6.61°, standard deviation [SD] ± 3.18°) than the hand-held drill guide +2.05° (range: -5.24°, +9.81°, SD ± 3.69°). Mean dorsopalmar/plantar deviation was non-significantly ( = 0.17) less for the clamped drill guide -0.27° (range: -9.72°, +6.58°, SD ± 3.57°) than the hand-held drill guide +0.60° (range: -9.74°, + 12.33°, SD ± 4.51°). Mean time taken to drill from cis to trans cortex was significantly ( < 0.001) shorter with the clamped drill guide (41.2s) than the hand-held guide (56.6s). Conclusions:  The clamped drill guide could be used successfully on the equine distal third metacarpals and metatarsals and resulted in some improved accuracy and reduced drilling time compared with the hand-held guide. The use of the clamped drill guide could be supported. This may be of benefit for certain fracture repairs in equids.
Publication Date: 2019-09-09 PubMed ID: 31499541DOI: 10.1055/s-0039-1694972Google Scholar: Lookup
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  • Journal Article

Summary

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The research article focused on a comparison between using a clamped drill guide and a hand-held drill guide for drilling equine distal third metacarpals and metatarsals, exploring their accuracy and speed during the process.

Objective of the Study

  • The main aim of this research was to examine how effective a clamped drill guide can be in drilling across equine distal third metacarpals and metatarsals. It also aimed to compare the speed and accuracy of this method with using a hand-held drill guide.

Methodology

  • The study used eighty equine cadaver limbs, which were divided among four surgeons of varying experience.
  • The limbs were allocated randomly to either the clamped or hand-held drill guides.
  • The drills were applied to the limbs which were placed upright/standing on a metal table.
  • Drilling times from cis- to trans cortices were measured.
  • Post-drilling CT scan images were used to measure drilling deviations in the dorsopalmar and proximodistal directions.

Results

  • The clamped drill guide resulted in significantly less proximodistal deviation in the placement of the hole compared with the hand-held drill guide.
  • In terms of dorsopalmar/plantar deviation, there was no significant difference between the two methods, though there was a lesser deviation for the clamped guide.
  • The clamped drill guide took significantly less time (an average of 41.2 seconds) to drill from cis to trans cortex as compared to the hand-held guide (an average of 56.6 seconds).

Conclusions

  • The study concluded that the clamped drill guide was more successful when performing operations on equine distal third metacarpals and metatarsals.
  • This device provided improved accuracy and reduced the time required for drilling as compared to a hand-held guide.
  • Given these findings, the study supports the use of the clamped drill guide, especially for certain fracture repairs in equids.

Cite This Article

APA
James OA, Elce Y, Cillán-Garcia E, Reardon RJM. (2019). Ex Vivo Comparison of the Accuracy of a Clamped with a Hand-Held Drill Guide for Drilling Distal Third Metacarpals and Metatarsals in Equids. Vet Comp Orthop Traumatol, 33(1), 15-21. https://doi.org/10.1055/s-0039-1694972

Publication

ISSN: 2567-6911
NlmUniqueID: 8906319
Country: Germany
Language: English
Volume: 33
Issue: 1
Pages: 15-21

Researcher Affiliations

James, Oliver A
  • Royal (Dick) School of Veterinary Studies, The University of Edinburgh, Edinburgh, Scotland.
Elce, Yvonne
  • Langford Equine Centre, The University of Bristol, Bristol, England.
Cillán-Garcia, Eugenio
  • Royal (Dick) School of Veterinary Studies, The University of Edinburgh, Edinburgh, Scotland.
Reardon, Richard J M
  • Royal (Dick) School of Veterinary Studies, The University of Edinburgh, Edinburgh, Scotland.

MeSH Terms

  • Animals
  • Cadaver
  • Horses / surgery
  • Metacarpal Bones / surgery
  • Metatarsal Bones / surgery
  • Orthopedic Procedures / veterinary
  • Surgical Equipment / veterinary

Conflict of Interest Statement

None declared.

Citations

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