> For the complete documentation index, see [llms.txt](https://doc.duaer.com/zh/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://doc.duaer.com/zh/getting-started/device-events.md).

# 在 Duaer 里检索器械不良事件

在 Duaer 里经 OpenFDA 检索器械不良事件。一次成功查询用 1 额度。
## 能拿到什么

Duaer 数据市场里的「Device events」一次成功查询 1 额度。

从节点创建器选「Device events」，或打开 [数据市场](/zh/getting-started/data-market.md)。相关见 [Adverse events](/zh/getting-started/adverse-events.md)。

## 在画布里检索

1. 打开节点创建器，选 Duaer 数据 → Device events。
2. 填 Words（默认 insulin）或 ID。
3. Limit 默认 10，最大 20。执行。

成功扣 1 额度。

## 用 API 调用

- GET https://api.duaer.com/v1/data/device-events?...
- Authorization: Bearer <Duaer key>

下方是与「复制技能」相同的英文技能。

## 调用技能（英文）

与数据市场「复制技能」一致。

```
---
name: duaer-device-events
description: >-
  Search device adverse events in OpenFDA through Duaer.
  One successful search uses 1 Duaer credit.
---

# Duaer Device events

Search device adverse events in OpenFDA through Duaer with a Duaer key.

## Call

`GET https://api.duaer.com/v1/data/device-events?words=insulin&limit=10`

Header: `Authorization: Bearer <Duaer key>`

Use an account key or a model API key.

Provide `words` or `id`.
- `words` — device words, such as insulin.
- `id` — optional. Report number.
- `limit` — optional. From 1 to 20. Default 10.

## Result

Each item has `source`, `title`, `url`, `summary`, `reportId`, `brandName`, `genericName`, `eventType`, and `dateReceived`.

```
## Questions

### Duaer 的 Device events 检索扣多少额度？

一次成功扣 1 额度。