Physics World 2024年12月12日
Automated checks build confidence in treatment verification
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ChartCheck 是一款由 Radformation 开发的工具,旨在实现放射治疗过程中每周检查的自动化。它可以节省时间和精力,同时使医务物理学家能够在治疗过程中识别和调查潜在风险。通过将自动化引入通常是手动和重复的过程中,ChartCheck 可以提高效率,并帮助临床医生识别可能影响患者安全的潜在问题。该工具已被美国加州大学圣迭戈分校和爱荷华州约翰斯托达德癌症中心等机构采用,并获得了积极的评价。

⏰ChartCheck 通过自动化临床检查来监控治疗进度,从而节省医务物理学家的时间和精力。例如,在每次治疗后,该工具都会验证所提供的剂量是否与临床计划中定义的参数相匹配,同时还会监控实时变化,例如治疗期间治疗床的任何移动。

🔍ChartCheck 提供了一个统一的平台来整合所有治疗信息,使物理学家能够分析治疗数据,以识别和理解可能影响患者安全的潜在问题。例如,UC San Diego 的物理学家发现,自动化许多常规任务使他们能够将注意力集中在最需要的地方。

📑ChartCheck 保证了不同物理学家进行的图表检查之间的一致性,特别是在团队引入临时人员时,标准化的方法特别有用。例如,John Stoddard 癌症中心的首席物理学家 Jennifer Scharff 提到,该工具可以确保每个人都进行相同的检查,并且始终发送相同的文件以供批准。

🔄ChartCheck 与 Varian 的肿瘤信息系统 ARIA 完全集成,使其易于在现有临床工作流程中实施和操作。虽然 ARIA 已经提供了一个治疗验证工具,但 ChartCheck 提供了更全面、更高效的解决方案。

🤝ChartCheck 改善了在不同地点工作的物理学家之间的一致性。例如,UC San Diego 的物理学家在四个不同的治疗中心工作,ChartCheck 帮助他们确保所有正确的政策和程序在所有治疗中心都得到遵守。

Busy radiation therapy clinics need smart solutions that streamline processes while also enhancing the quality of patient care. That’s the premise behind ChartCheck, a tool developed by Radformation to facilitate the weekly checks that medical physicists perform for each patient who is undergoing a course of radiotherapy. By introducing automation into what is often a manual and repetitive process, ChartCheck can save time and effort while also enabling medical physicists to identify and investigate potential risks as the treatment progresses.

“To ensure that a patient is receiving the proper treatment a qualified medical physicist must check a patient’s chart after every five fractions of radiation has been delivered,” explains Ryan Manger, lead medical physicist at the Encinitas Treatment Center, one of four clinics operated by UC San Diego in the US. “The current best practice is to check 36 separate items for each patient, which can take a lot of time when each physicist needs to verify 30 or 40 charts every week.”

Before introducing ChartCheck into the workflow at UC San Diego, Manger says that around 70% of the checks had to be done manually. “The weekly checks are really important for patient safety, but they become a big time sink when each task takes five or ten minutes,” he says. “It’s easy to get fatigued when you’re looking at the same things over and over again, and we have found that introducing automation into the process can have a positive impact on everything else we do in the clinic.”

ChartCheck monitors the progress of ongoing treatments by automatically performing a comprehensive suite of clinical checks, raising an alert if any issue is detected. As an example, after each treatment the tool verifies that the delivered dose matches the parameters defined in the clinical plan, while it also monitors real-time changes such as any movement of the couch during treatment. It also collates together all the necessary safety documentation, allows comments or notes to be added, and highlights any scheduling changes when a patient decides to take a treatment break, for instance, or the physician adds a boost to the clinical plan.

As well as consolidating all the information on a single platform, ChartCheck allows physicists to analyse the treatment data to identify and understand any underlying issues that might affect patient safety. “It has given us a lot more vision of what’s happening across all our treatments, which is typically around 300 per week,” says Manger. “Within just three months it has illuminated areas that we were unaware of before, but that might have carried some risk.”

What’s more, the physicists at UC San Diego have found that automating many of the routine tasks has enabled them to focus their attention where it is needed most. “We have implemented the tool as a first-pass filter to flag any charts that might need further attention, which is typically around 10–15% of the total,” says Manger. “We can then use our expertise to investigate those charts in more detail and to understand what the risk factors might be. The result is that we do a better check where it’s needed, rather than just looking at the same things over and over.”

Jennifer Scharff, lead physicist at the John Stoddard Cancer Center in Des Moines, Iowa, also values the extra insights that ChartCheck offers. One major advantage, she says, is how easy it is to check whether the couch might have moved between treatment fields. “It’s not ideal when the couch moves, but sometimes it happens if a patient coughs or sneezes during the treatment and the therapist needs to adjust the position slightly when they get back into their breath hold,” she says. “In ChartCheck it’s really easy to see those positional shifts on a daily basis, and to identify any trends or issues that we might need to address.”

ChartCheck offers full integration with ARIA, the oncology information system from Varian, making it easy to implement and operate within existing clinical workflows. Although ARIA already offers a tool for treatment verification, Scharff says that ChartCheck offers a more comprehensive and efficient solution. “It checks more than ARIA does, and it’s much faster and more efficient to do a weekly physics check,” she says. “As an example, it’s really easy to see the journal notes that our therapists make when something isn’t quite right, and it helps us to identify patients who need a final chart check when they want to pause or stop their treatment.”

The automated tool also guarantees consistency between the chart checks undertaken by different physicists, with Scharff finding the standardized approach particularly useful when locums are brought into the team. “It’s easy for them to see all the information we can see, we can be sure that they are making the same checks as we do, and the same documents are always sent for approval,” she says. “The system makes it really easy to catch things, and it calls out the same thing for everyone.”

With the medical physicists at UC San Diego working across four different treatment centres, Manger has also been impressed by the ability of ChartCheck to improve consistency between physicists working in different locations. “The human factor always introduces some variations, even between physicists who are fully trained,” he says. “Minimizing the impact of those variations has been a huge benefit that I hadn’t considered when we first decided to introduce the software, but it has allowed us to ensure that all the correct policies and procedures are being followed across all of our treatment centres.”

Overall, the experience of physicists like Manger and Scharff is that ChartCheck can streamline processes while also providing them with the reassurance that their patients are always being treated correctly and safely. “It has had a huge positive impact for us,” says Scharff. “It saves a lot of time and gives us more confidence that everything is being done as it should be.”

The post Automated checks build confidence in treatment verification appeared first on Physics World.

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放射治疗 自动化 治疗验证 ChartCheck 医疗物理学
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