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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 Low 2024 et al., what was the most common minor postoperative complication observed?
🔍 Key Findings Summary
- 47 dogs (57 elbows) underwent TCS placement for HIF
- Overall complication rate = 17.5%
- Minor: seromas (7 elbows)
- Major: septic arthritis (3 elbows) — all resolved with antibiotics
- No screw failures, medial epicondylar fractures, or catastrophic outcomes noted
- Long-term follow-up in 41 dogs (50 elbows):
- 90% full function, 10% acceptable function
- Mean follow-up = ~2.5 years
- Increased age was significantly protective (p = 0.0051; OR = 0.61)
- TCS placement method (freehand, guide, aiming device) significantly impacted screw angulation but not complication rate
- Outcome not affected by presence of complications
Veterinary and Comparative Orthopedics and Traumatology
4
2024
Long-Term Outcome and Complications after Transcondylar Screw Placement for Canine Humeral Intracondylar Fissure
2024-4-VCOT-low-4
In Fidelis 2025 et al., on suture eyelet geometry, which two anchors most frequently showed **suture failure at the mid-section**?
🔍 Key Findings
- Raised eyelets caused more suture mid-section failures than embedded eyelets, suggesting wear or cutting against the anchor.
- No significant effect of cyclic loading on failure load (Fmax) was found for any anchor group.
- Anika anchor showed the least reduction in suture strength relative to the reference (eyebolt screw), indicating a favorable design.
- All sutures failed via suture breakage, not anchor pullout, indicating suture fatigue was the primary failure mode.
- Sutures in raised eyelets more often failed at the mid-section, while those in embedded eyelets failed at the knot.
- IMEX and Jorvet anchors showed significantly reduced Fmax compared to eyebolt screws.
- Loading direction and anchor design likely affect wear and ultimate failure, particularly in dynamic in vivo conditions.
- Future designs should aim for embedded, smooth eyelets that can accommodate larger suture sizes without increasing wear.
Veterinary Surgery
6
2025
Effect of suture anchor type, eyelet configuration, and loading condition on suture failure: An in vitro study
2025-6-VS-fidelis-3
In Schmutterer 2024 et al., on stifle flexion angle effects, how did the center of force shift during increased stifle flexion?
🔍 Key Findings Summary
- Biomechanical study on 14 hindlimbs from Retrievers (cadaveric)
- Three stifle flexion angles tested: 125°, 135°, and 145°
- Contact Force Ratio (CFR) was significantly higher at 125° and 135° than at 145° (p < 0.001)
- Center of force shifted caudally with increasing flexion — especially in medial meniscus
- Lateral meniscus peak pressure was significantly higher at 125° than 145° (p = 0.049)
- Mean pressures on lateral meniscus decreased with extension, while medial meniscus pressure remained constant
- Relevance: Helps interpret meniscal load in early cruciate disease and in surgical modeling
Veterinary and Comparative Orthopedics and Traumatology
3
2024
Evaluation of Meniscal Load and Load Distribution in the Sound Canine Stifle at Different Angles of Flexion
2024-3-VCOT-schmutterer-2
In Buote 2023 et al., on 3D printed cannulas, what procedural outcome showed the largest percent reduction with 3DPCs?
🔍 Key Findings
- Customized 3D printed cannulas (3DPCs) significantly reduced surgical time in feline cadaver models (125.6 vs. 95.2 min, p = 0.03).
- Use of 3DPCs resulted in a reduction in instrument collisions (6.8 vs. 2.6, p = 0.03).
- Cannula pullout complications decreased with 3DPCs (10 vs. 2.2 per procedure, p = 0.03).
- 3DPCs were designed at shorter lengths (3 cm), improving intra-abdominal working space in cats.
- No incisional or postoperative complications occurred in the two live feline cases.
- One 3DPC insufflation port broke intraoperatively; resolved by using a male luer lock connector in the next case.
- CO₂ leakage occurred from re-used silicone valves in 2 ports; emphasizing the need for durable valve design.
- Estimated cost per 3DPC was <$5.00, suggesting cost-effective customization for feline laparoscopy.
Veterinary Surgery
7
2023
3D printed cannulas for use in laparoscopic surgery in feline patients: A cadaveric study and case series
2023-7-VS-buote-5
In Radke 2022 et al., on outcome measure validation, what feature contributed to recommending CBPI, COI, and LOAD for clinical use?
🔍 Key Findings
- CBPI, COI, and LOAD are recommended for assessing canine osteoarthritis based on COSMIN criteria.
- COI scored highest in development rigor and evidence quality among evaluated OROMs.
- Internal consistency, reliability, and responsiveness were commonly validated, though no OROMs reported measurement error.
- LOAD was considered formative, and internal consistency assessment was deemed unnecessary.
- CBPI and COI showed sufficient internal consistency, but CBPI’s factor structure was inconsistent across studies.
- All 6 evaluated OROMs (CBPI, COI, LOAD, BHSII, HCPI, HVAS) were quick to complete (under 5 min).
- Three tools—BHSII, HCPI, HVAS—need more evidence before recommendation; only CBPI, COI, and LOAD are Category A (recommended).
- Future studies should assess interpretability, including measurement error and clinically meaningful change scores (MIC, SDC).
Veterinary Surgery
2
2022
Evidence‐based evaluation of owner‐reported outcome measures for canine orthopedic care – a COSMIN evaluation of 6 instruments
2022-2-VS-radke-5
In Petchell 2025 et al., on CORA-based CCWO, how did small-breed dogs respond to increasing MAA from 3° to 5° in CCWOCORA planning?
🔍 Key Findings
- The CORA-based cranial closing wedge ostectomy (CCWOCORA) consistently achieved the target postoperative TPA of 5° across all tibial morphologies.
- CCWOCORA produced significantly less variability in postoperative TPA compared to other methods (TPA range: 5.00–5.00°; p < .001).
- Mechanical axis advancement (MAA) was precisely controlled at 3° in CCWOCORA, leading to greater surgical predictability.
- Other techniques (e.g., CCWOTPA, CCWOTPA–5, CCWOISO) showed greater variance in TPA, MAA, and tibial length.
- In small-breed dogs, increasing the MAA from 3° to 5° did not affect TPA outcomes, but increased proximal bone stock, improving feasibility.
- Wedge angles and tibial length changes varied by method, but CCWOCORA maintained length better than TPA-based methods.
- The technique allows preoperative planning of both desired MAA and TPA, enhancing predictability and customization.
- CORA methodology enables precise geometric correction and alignment of mechanical axes, reducing reliance on trial-and-error alignment.
Veterinary Surgery
7
2025
An in silico comparison of a novel CORA-based cranial closing wedge ostectomy methodology with three other techniques
2025-7-VS-petchell-3
In Santos 2025 et al., on feline MPL morphology, which patellar metric was significantly greater in MPL III compared to controls?
🔍 Key Findings
Sample: 21 cats (10 control, 11 affected); 14 normal limbs vs 18 with MPL (MPL II: 7, MPL III: 11).
Significantly different CT measurements in MPL vs control:
- aLDFA: MPL II > control and MPL III (p = 0.014)
- FTW: MPL III > control (p = 0.021)
- FTD: control > MPL II and III (p < 0.001)
- TTA: MPL II and III had increased external tibial torsion vs control (p < 0.001)
- fPL and PV: MPL III cats had longer and more voluminous patellae
No significant differences in AA, mMPTA, TTD, fPW, aPH.
Patella width exceeded trochlear width in all groups.
Authors suggest femoral and tibial angular correction may not be indicated in most feline MPL II–III cases.
Soft tissue techniques and trochleoplasty warrant further investigation.
CT method: Intraobserver ICC good in 64%, interobserver poor in 36% of metrics.
Veterinary and Comparative Orthopedics and Traumatology
1
2025
Computed Tomographic Measurement Method for Morphoanatomical Comparison of Femur, Tibia, and Patella in Cats with and without Medial Patellar Luxation
2025-1-VC-santos-4
In Lederer 2025 et al., on MIPO vs ORPS, which outcome measure significantly differed between groups?
🔍 Key Findings
Study size: 105 dogs (73 ORPS; 32 MIPO)
MIPO vs ORPS differences:
- Surgical time: MIPO median 130 min vs ORPS 85 min (p < .001)
- Explant rate: MIPO 25% vs ORPS 4.1% (p = .003)
- Time to clinical union: MIPO 85 days vs ORPS 57 days (p = .010)
- Frontal alignment deviation: MIPO 3.5° vs ORPS 2.0° (p = .047)
- Comminution more frequent in MIPO (41% vs 16%; p = .012)
Significant predictors for MIPO use: More proximal fracture margin (p = .004), surgeon identity (p < .001)
No significant difference: Sagittal alignment, radial length, union rate, or complication rate by surgeon
Implant preference: Fixin plates used in 84% of MIPO; locking plates more common in ORPS
Veterinary Surgery
4
2025
Retrospective comparison of minimally invasive plate osteosynthesis and open reduction and plate stabilization of antebrachial fractures in 105 dogs (2017–2022)
2025-4-VS-lederer-1
In Filho 2024 et al., what did %BW distribution analysis reveal in dogs with forelimb amputations?
🔍 Key Findings Summary
- 39 dogs (mostly post-trauma) with either forelimb or hindlimb amputations (high vs low)
- No significant difference in %BW distribution between high vs low forelimb amputations
- In hindlimb amputees:
- High amputations → more overload on contralateral hindlimb (p = 0.01)
- Low amputations → more even load split, slight preference for contralateral hindlimb and ipsilateral forelimb
- Values derived from pressure-sensitive walkway confirmed with statistical significance
- Useful implications for prosthesis selection and rehabilitation planning
Veterinary and Comparative Orthopedics and Traumatology
4
2024
Gait Analysis of Amputee Dogs Using a Pressure-Sensitive Walkway
2024-4-VCOT-filho-2
Quiz Results
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Key Findings
