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In Dalton 2023 et al., In Minimally invasive acetabular fracture repair in dogs, which intraoperative complication was observed in cadaveric specimens?
🔍 Key Findings
- Feasibility study in 5 canine cadavers plus 1 clinical case (Chihuahua, 5.5 kg).
- Technique used two small approaches (caudal and craniolateral) connected with an epiperiosteal tunnel.
- Plates were precontoured on mirrored 3D-printed hemipelves to improve fit and reduce intraoperative bending.
- Cadaver outcomes: fracture gap <2 mm, step defect <1 mm, pelvic angulation <5°.
- Sciatic nerve injury was minimal: 1/5 cadavers had a mild indentation; others had no gross injury.
- Median total surgical time: ~46 minutes in cadavers; incisions ~5 cm.
- Clinical Chihuahua case: weight-bearing within 24 hrs, radiographic union at 3 months; one screw fractured but no adverse effect.
- Authors conclude: MIAF with 3D printing is feasible and accurate, but requires further evaluation before routine use.
Veterinary Surgery
7
2023
Minimally invasive repair of acetabular fractures in dogs: Ex vivo feasibility study and case report
2023-7-VS-dalton-3
In Ritson 2025 et al., on feline hilar lobectomy sealants, how were devices evaluated for seal integrity?
🔍 Key Findings
- No leakage occurred using pretied ligature loops (PLL) or double-shank (DS) titanium clips up to 40 cm H₂O airway pressure.
- 1/10 stapled lobes leaked at supraphysiologic pressure (40 cm H₂O), but this was not statistically significant (p = .33).
- All techniques sealed effectively under physiologic and supraphysiologic pressures in cadaveric feline lungs.
- PLL and DS clips required less working space than staplers, making them more practical for small thoracic cavities.
- DS titanium clips offer enhanced security due to dual shanks and tissue-gripping design, reducing clip slippage.
- Leak testing was cyclic and submerged, simulating physiologic ventilation and allowing robust evaluation.
- Stapling failure occurred along the staple line, highlighting risks of air leakage due to staple misalignment or poor hilar access.
- PLL and DS clips may be cost-effective and efficient alternatives for open or minimally invasive feline lung lobectomy.
Veterinary Surgery
7
2025
Ex vivo comparative evaluation of feline hilar lung lobectomy using linear stapler, pretied ligature loop, and double-shank titanium clips
2025-7-VS-ritson-4
In Lin 2025 et al., on surgical approaches to the radius, how did the anatomical tilt of the radius affect approach selection?
🔍 Key Findings
- Craniolateral approach (CLA) exposed significantly more radial surface area than craniomedial approach (CMA) (19.4 cm² vs. 13.8 cm²; p = 0.01).
- Proximal width of exposure was greater in CLA, especially at 12.5% length (P2 level, p = 0.016), aiding plate placement.
- No significant difference in exposed bone length between approaches.
- CLA avoided major neurovascular structures, making dissection cleaner and safer proximally.
- CMA consistently encountered median nerve/artery/vein, complicating proximal exposure.
- CLA allowed better access to proximal radius for locking plate application, which may benefit MIPO techniques.
- CLA also enables ulna fixation via the same incision, whereas CMA requires a separate skin incision.
- Anatomical tilt of the proximal cranial surface favored CLA, requiring less plate contouring than CMA for proper fit.
Veterinary and Comparative Orthopaedics and Traumatology
3
2025
Does the Craniolateral Approach Provide Better Exposure to the Radius than the Craniomedial Approach for Internal Fracture Fixation in Dogs?
2025-3-VCOT-lin-5
In Paulick 2022 et al., on feline ilial plating, what factor most contributed to the **poor performance** of the ALPS-5 system despite it being a locking plate?
🔍 Key Findings
- Locking plates (except ALPS-5) withstood significantly more cycles before failure than nonlocking DCP constructs.
- ALPS-6.5, LCP, and FIXIN plates endured higher loads and resisted displacement better than DCP and ALPS-5.
- ALPS-5 plates showed lower bending stiffness than all other constructs (P < .05).
- DCP constructs failed due to screw loosening, seen in all specimens.
- Locking constructs failed by bone slicing, affecting 100% of specimens.
- Catastrophic implant failure (fracture or plastic deformation) occurred only in ALPS-5 group.
- Plate size and screw-plate interface both influence resistance to cyclic loading in feline ilial fracture repair.
- Locking plates are preferable for reducing screw pullout, but plate strength (e.g., cross-section) must match loading forces.
Veterinary Surgery
1
2022
Ex vivo comparison of lateral plate repairs of experimental oblique ilial fractures in cats
2022-1-VS-paulick-5
In Huerta 2025 et al., on leakage in canine lung lobectomy, what was the leakage pressure threshold exceeded by most total lobectomy (TL-30) stapled specimens?
🔍 Key Findings
PL-30 group (partial, TA30-V3 wedge):
- 100% leaked
- Median leakage pressure: 10 cm H₂O
- Most failures from periphery of staple line
PL-60 group (partial, TA60-3.5):
- 100% leaked
- Median leakage pressure: 18 cm H₂O
- Better than PL-30 (p = .006)
TL-30 group (total, TA30-V3):
- Only 1 of 11 leaked (at 22 cm H₂O)
- All others resisted pressures >50–65 cm H₂O
- Significantly higher leakage pressure than both PL groups (p < .001)
Odds ratios (leakage vs TL-30):
- PL-30: OR 437 at both 20 and 30 cm H₂O (p = .003)
- PL-60: OR 437 at 20 cm H₂O and 133 at 30 cm H₂O (p = .003)
Recommendation: Prefer TL-30 when possible. If partial needed, PL-60 superior to PL-30, but all partials leaked at physiologic pressures.
Veterinary Surgery
4
2025
Leakage pressures of partial and total lung lobectomies performed with thoracoabdominal staplers in cadaveric dogs
2025-4-VS-huerta-1
In Renaud 2025 et al., on biliary peritonitis surgery, what procedure was performed in 94% of dogs?
🔍 Key Findings
Mortality rate: 36% (12/33)
Cholecystectomy performed: 94% of dogs (31/33)
New significant prognostic factors for survival:
- Hyperbilirubinemia (p = .049) — threshold = 60.5 μmol/L
- Use of vasopressors (p = .002)
- Renal dysfunction postoperatively (p = .008)
- Number of postoperative complications (p = .005)
Multivariate model: Total bilirubin and number of complications best predicted survival
Septic vs nonseptic effusion: No significant difference in survival
Diagnostic imaging: Ultrasound sensitivity for extrahepatic biliary rupture = 38%
Most cultured pathogen: E. coli (80% of septic cases)
Veterinary Surgery
2
2025
Clinical findings and prognostic factors for immediate survival in 33 dogs undergoing surgery for biliary peritonitis
2025-2-VS-renaud-5
In McNamara 2022 et al., on transoral endoscopic arytenopexy, what limitation of the cadaver model was specifically mentioned regarding functional outcomes?
🔍 Key Findings
- TEA significantly increased the rima glottis area (RGA) from a mean of 0.52 cm³ to 0.78 cm³ (p < .0001)
- Mean RGA increased by 157%, equivalent to an 84% estimated decrease in airway resistance
- LEGS (laryngeal epiglottic-glottic seal) remained intact in all cadavers post-procedure, indicating maintained airway protection
- TEA was technically feasible in all 15 cadaveric dogs using a custom endoscopic gag port (EGP)
- TEA avoids cervical dissection, potentially reducing surgical trauma and risks compared to UAL (unilateral arytenoid lateralization)
- Compared to UAL, TEA showed slightly less RGA increase, but greater LEGS preservation, potentially reducing aspiration risk
- No cartilage was included in sutures; arytenopexy involved soft tissue fixation to pharyngeal wall across the piriform recess
- Cadaver model limitations include inability to assess functional outcomes like swallowing and respiratory motion impact
Veterinary Surgery
7
2022
Description and evaluation of a novel transoral endoscopic arytenopexy in canine cadavers
2022-7-VS-mcnamara-4
In Muroi 2024 et al., on radius plate stress effects, how did the 1 mm and 3 mm elevated locking plate groups differ in equivalent stress versus intact controls?
🔍 Key Findings Summary
- Finite element analysis compared intact radii vs. locking plates placed 1 mm or 3 mm above the bone
- LP placement significantly reduced tensile (maximum principal) stress on cranial cortex, potentially causing implant-induced osteoporosis
- Shell element findings:
- Max principal stress significantly lower in both LP groups vs. intact (p < 0.05)
- Solid element findings:
- Equivalent stress higher and max principal stress lower in LP groups
- Implication: Tension reduction may impair bone remodeling; implant design and placement height affect stress environment
Veterinary and Comparative Orthopedics and Traumatology
3
2024
Stress Changes in the Canine Radius after Locking Plate Fixation Using Finite Element Analysis
2024-3-VCOT-muroi-3
In Anderson 2024 et al., which clinical sign was consistently observed in all affected dogs?
🔍 Key Findings Summary
- 3 dogs developed permanent fibular nerve dysfunction following TPLO
- Common findings:
- Drill hole or screw in caudal tibial cortex just distal to osteotomy
- Caudal malpositioning of TPLO plate (esp. right limb of case 3)
- Post-op signs: cranial tibial atrophy, knuckling, exaggerated gait, no hock flexion
- One case had confirmed deep/superficial fibular neuropathy via electrodiagnostics
- Recommended prevention: avoid overly caudal drill paths; careful gait assessment at follow-up is key
Veterinary and Comparative Orthopedics and Traumatology
3
2024
Permanent Iatrogenic Fibular Nerve Injury following Tibial Plateau Levelling Osteotomy
2024-3-VCOT-anderson-2
In Dalton 2023 et al., In Minimally invasive acetabular fracture repair in dogs, what was the median total surgical time for the cadaveric minimally invasive acetabular fracture repairs?
🔍 Key Findings
- Feasibility study in 5 canine cadavers plus 1 clinical case (Chihuahua, 5.5 kg).
- Technique used two small approaches (caudal and craniolateral) connected with an epiperiosteal tunnel.
- Plates were precontoured on mirrored 3D-printed hemipelves to improve fit and reduce intraoperative bending.
- Cadaver outcomes: fracture gap <2 mm, step defect <1 mm, pelvic angulation <5°.
- Sciatic nerve injury was minimal: 1/5 cadavers had a mild indentation; others had no gross injury.
- Median total surgical time: ~46 minutes in cadavers; incisions ~5 cm.
- Clinical Chihuahua case: weight-bearing within 24 hrs, radiographic union at 3 months; one screw fractured but no adverse effect.
- Authors conclude: MIAF with 3D printing is feasible and accurate, but requires further evaluation before routine use.
Veterinary Surgery
7
2023
Minimally invasive repair of acetabular fractures in dogs: Ex vivo feasibility study and case report
2023-7-VS-dalton-2
Quiz Results
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