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Biomechanical Testimony: Reliability Sinks Expert Testimony

Published on: August 20, 2020

Recently, the Louisiana Supreme Court rejected biomechanical testimony due to a lack of sufficient facts or data. In Louisiana, as elsewhere, the trial court is to serve as the “gatekeeper” in deciding the admissibility of expert testimony.

In Blair v. Coney 20-00795 (La. 4/3/20),the plaintiff sought damages for injuries caused by a rear-end collision. The defendant offered testimony from Dr. Charles E. Bain, partial owner of Biodynamics Research Corporation. Dr. Bain testified that the plaintiff was not subjected to acceleration and forces sufficient to cause lasting injuries. Dr. Bain’s testimony was based on previously conducted collision tests, photographs of the accident, and inspection of two vehicles of the same make and model.

The plaintiff moved to have Dr. Bain’s testimony excluded, claiming the testimony was irrelevant, unreliable, unduly prejudicial, and failed to satisfy the requirements of the “Daubert standard” as applied through Code of Evidence art. 702. The district court granted the plaintiff’s motion and the defendant appealed. After ordering reasons from the trial court, the appellate court reversed the trial court’s rejection of Dr. Bain. The Louisiana Supreme Court reversed.

According to the Blair Court, Dr. Bain’s testimony was properly excluded where he did not review prior medicals, inspect the vehicles involved, and made assumptions regarding the plaintiff’s body position which contradicted sworn testimony. As such, the testimony did not satisfy the reliability required for expert testimony.

The Blair Court declined to address whether Dr. Bain’s testimony satisfied any of the other requirements of Code of Evidence art. 702. The Court expressed no opinion as to Dr. Bain’s qualifications or methodology.

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Summary Judgment Affirmed in Premises Liability Case Upon Court’s De Novo Review

In Marrero v. I. Manheim Auctions, Inc., the plaintiff fell after he exited a building during a rainstorm and stepped off a curb into a parking lot. He claimed he stepped into a divot where asphalt had washed away. The defendant moved for summary judgment.

In opposition, the plaintiff offered an expert affidavit that cited a lack of handrails, code violations, and loose pebbles as contributing to the plaintiff’s fall. To recover in the case, the plaintiff possessed the burden under La. R.S. 9:2800.6 to establish three elements: 1) the parking lot presented an unreasonable risk of harm, 2) this risk of harm was reasonably foreseeable, and 3) the defendant possessed actual or constructive notice of the alleged defect.

The defense argued the plaintiff could not show the parking lot presented an unreasonable risk of harm that was reasonably foreseeable and produced an expert affidavit to show the divot was only 3/16” deep. Evidence also showed the plaintiff was familiar with the area where he fell. The defendant also had received no prior complaints about the area. The trial court found that the parking lot did not present an unreasonable risk of harm because the divot was only 3/16” deep and granted summary judgment.

On appeal, the plaintiff argued that the trial court should not have granted summary judgment in light of the competing expert affidavits regarding whether the parking lot presented an unreasonable risk of harm. However, when a motion for summary judgment is appealed, the court uses a de novo standard of review. Under this standard, the appellate court reviews all issues and considers all evidence submitted to the trial court in its ruling.

The First Circuit affirmed summary judgment but did so for different reasons than the trial court. The Marrero court found the plaintiff failed to produce any evidence of the third element, i.e., whether the defendant knew or should have known of the defect. Because the plaintiff failed to establish a material issue of fact as to all three required elements, summary judgment was granted. Marrero reminds that appellate courts may consider facts and legal issues the trial court did not address in its ruling.

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A Matter of Control of a Bike Results in No Liability under the LPLA

A Louisiana man logged onto eBay. To save some money, hebought a used racing bicycle. While riding this bike through his neighborhood,he noticed an unlevel section of the roadway and attempted a “bunny hop” overthe gap in the pavement. The front wheel disconnected when he landed. Thecyclist lost control and flipped over the handlebars, sustaining seriousinjuries. He later filed suit against Specialized, the manufacturer of thebicycle, under the Louisiana Products Liability Act (“LPLA”). See Delahoussaye v. Boelter, --- So.3d---,2019-0026 (La. App. 1 Cir. 11/15/19).

The evidence in Delahoussaye showed that the bike wasmissing its “secondary retention device,” which keeps the wheel fromdisengaging if the “quick release” on clamp on the front fork is not engagedproperly. Also, no warnings were found on the bike. Based upon this evidence,the cyclist claimed Specialized should be liable because the bike wasdefective; unreasonably dangerous in its design, construction, and manufacture;and inadequate in its instructions and warnings.

To recover from a manufacturer under the LPLA, a plaintiffmust show that the product (here, the bike) was unreasonably dangerous atthe time it left the manufacturer’s control. Photographs of the bike showeda light, silver spot on the bike where the secondary retention device had beenlocated. This confirmed that the secondary retention device was removed afterit originally was manufactured. Evidence also showed that warning stickersoriginally on the bike had been removed.

These changes were made after Specialized lost control of the bike. Because the bike was not defective when the product left Specialized’s control, Specialized, as the bike’s manufacturer, could not be liable under the LPLA for injuries the plaintiff sustained when he lost control of the bike. In short, this case came down to a matter of control.

Reynolds LeBlanc is a partner at Keogh Cox. His practice areas include commercial litigation, personal injury claims, appeals, and other matters. Reynolds is a former teacher, who in his free time plays music and perpetually talks himself into training for his next marathon.

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Louisiana Appellate Court Examines How Accidents are Defined under Louisiana Workers’ Compensation Law

Generally, Louisiana Workers’ Compensation laws provide coverage for an employee who sustains personal injuries by an accident arising out of and in the course of his or her employment. La. R.S. 23:1021(1) defines “accident” as:

"An unexpected or unforeseen actual, identifiable, precipitous event happening suddenly or violently, with or without human fault, and directly producing at the time objective findings of an injury which is more than simply a gradual deterioration or progressive degeneration."

In Rayborn, Sr. v. Continental Cement Company, LLC et al, the plaintiff-employee filed suit when the worker’s compensation carrier terminated benefits based on its assertion that the plaintiff’s left knee injury was not the result of an “accident” as defined in the statute. The evidence presented at trial established the following:

  • After returning home from work one day, the plaintiff began to feel soreness behind his left knee and believed he “may have pulled a muscle.”
  • The plaintiff sought medical attention at a local clinic 2 days later.
  • The plaintiff told clinic staff that his “leg was hurting,” and that he “was at work climbing up and jumping down off of barges all week.”
  • After returning from a pre-planned family trip one week later, the plaintiff told to his managers at work that he hurt his knee “some kind of way” and that he was “doing too much climbing up and jumping down from barges “and his knee “just started hurting.”
  • The chart from follow-up clinic visits stated, “Patient had [an] injury while at work when he jumped from a height and later that day felt a discomfort in the left lateral knee.”
  • Additional records noted the plaintiff “injured his knee on the job; however it was not readily apparent until [his] knee became stiff later that evening.”
  • The plaintiff later consulted with an orthopedic surgeon whose initial chart entry stated, “Over the course of the week, his knee began bothering him in the patellofemoral area and it started to become tight and swollen.”

At the conclusion of trial, the workers’ compensation court ruled that the plaintiff successfully proved that he sustained a work-related injury of his left knee on a particular date by climbing and jumping while performing his work duties. On appeal, the workers’ compensation carrier argued that plaintiff’s assertion that he was injured “some kind of way” over the course of a week was not sufficient to meet the requirement of a specific, identifiable accident in the course and scope of employment under La. R.S. 23:1021(1).

In affirming the decision of the OWC judge, the appellate court highlighted numerous opinions from the Louisiana Supreme Court and other courts of appeal wherein the statutory definition of “accident” was liberally construed to reject an interpretation that excluded “those workers who are worn down, rather than immediately crippled by, their work.” The opinion notes that it is well-settled in the case law that an “accident” exists when “heavy lifting or other strenuous efforts, although usual and customary, cause or contribute to a physical breakdown or accelerate its occurrence because of a pre-existing condition.”

The opinion added, “It is presumed the legislature is aware of how Louisiana courts have interpreted the statute; yet, it has taken no steps to overrule more than thirty years of Louisiana jurisprudence.” In so holding, it is unclear whether the court considered La. R.S. 23:1020.1(D), in which the Legislature specifically rejected the jurisprudential doctrine requiring a liberal interpretation of Workers Compensation statutes in favor of an employee. Despite this statement from the Legislature on the construction of Workers Compensation statutes, the Rayborn opinion suggests that courts may continue to base their decisions on the liberal interpretation of “accident” that has been developed and adopted by Louisiana courts when analyzing what types of injuries are covered under Louisiana Workers’ Compensation Law.

References:

Rayborn v. Cont'l Cement Co., LLC, 2023-0403 (La. App. 1 Cir. 1/10/24), 2024 WL 132802.

Chad A. Sullivan

Partner
Car Accident
Injury