1. はじめに
1.1 製品終了view
The LotFancy Wrist Blood Pressure Monitor, Model 11C-1863-Q, is an automatic digital device designed for convenient and accurate blood pressure and pulse rate measurement at home. This monitor features a compact design, a large LCD screen for clear readings, and memory storage for tracking measurements over time. It is equipped with an irregular heartbeat detection function and calculates the average of recent readings.

Figure 1: Key features of the LotFancy Wrist Blood Pressure Monitor.

Figure 2: LotFancy Wrist Blood Pressure Monitor in use.
1.2 パッケージ内容
パッケージに以下の項目が含まれているか確認してください。
- 1 x LotFancy Wrist Blood Pressure Monitor (Model 11C-1863-Q)
- 1 x Plastic Carrying Case
- ユーザーマニュアル x 1

Figure 3: Included components of the LotFancy Wrist Blood Pressure Monitor.
2. 重要な安全情報
This device is intended for non-invasive measurement and monitoring of arterial blood pressure and pulse rate in adults. It is not intended for use on infants or children. Consult your physician to interpret blood pressure readings. Self-diagnosis and treatment based on measurement results can be dangerous. Always follow the instructions for use provided in this manual.
- Do not use this device if you have certain medical conditions without consulting a healthcare professional.
- デバイスを子供の手の届かない場所に保管してください。
- デバイスを分解したり、修理を試みたりしないでください。
- 使用中は強い電磁場を避けてください。
- Statements regarding dietary supplements have not been evaluated by the FDA and are not intended to diagnose, treat, cure, or prevent any disease or health condition. This device is a monitoring tool, not a diagnostic one.
3. セットアップ
3.1 バッテリーの取り付け
The monitor requires 2 AAA batteries (not included). To install:
- デバイスの背面にある電池ボックスのカバーを開きます。
- Insert two AAA batteries according to the polarity indicators (+ and -) inside the compartment.
- 電池カバーをしっかりと閉じてください。
Note: When the low battery symbol appears on the display, replace both batteries with new ones. Replacing batteries will erase stored date and time settings, requiring them to be reset.
3.2 日付と時刻の設定
Accurate date and time settings are crucial for tracking your readings. After battery installation or replacement, you will need to set the date and time:
- With the device off, press and hold the 'SET' button (often labeled with a gear icon or 'S') for a few seconds until the year starts flashing.
- Press the 'M' button to adjust the year.
- Press 'SET' again to confirm the year and move to the month setting.
- 月、日、時間、分について手順 2 と 3 を繰り返します。
- Once all settings are confirmed, the device will exit the setting mode.

Figure 4: Monitor display and button functions.
4. 操作手順
4.1 カフの適切な配置
Correct cuff placement is essential for accurate readings. The adjustable wrist cuff fits wrist circumferences from 4.92 to 8.27 inches (12.5 to 21 cm).
- Ensure your wrist is bare; remove any clothing or jewelry.
- Wrap the cuff on your left wrist with the monitor facing up and your palm open.
- Position the cuff approximately 0.2-0.4 inches (0.5-1 cm) below your wrist joint.
- カフはしっかりと締めますが、締めすぎないようにしてください。カフと手首の間に指が1本入る程度の隙間がなければなりません。

Figure 5: Proper cuff placement and measurement posture.
4.2 測定手順
Follow these steps to take a blood pressure measurement:
- Sit in a comfortable position with your back supported.
- Place your wrist at the same level as your heart. Relax and remain still.
- Press the 'START' button. The cuff will automatically inflate and then slowly deflate.
- 測定中は動かず、話さないでください。
- Once the measurement is complete, your Systolic pressure (SYS), Diastolic pressure (DIA), and Pulse rate will be displayed on the screen.
- デバイスは自動的に読み取り値をメモリに保存します。
4.3 読み取った内容を理解する
ディスプレイには 3 つの主な値が表示されます。
- SYS(収縮期血圧): 上の数字は、心臓が鼓動しているときの動脈内の圧力を示します。
- DIA(拡張期血圧): 下の数字は、心拍間の動脈内の圧力を示します。
- Pulse /min: 心拍数、つまり 1 分間に心臓が鼓動する回数。
An 'Irregular Heart Beat Symbol' will appear if an irregular heartbeat is detected during the measurement. Consult your doctor if this symbol appears frequently.

Figure 6: World Health Organization (WHO) Blood Pressure Classification Chart.
4.4メモリ機能
The monitor stores up to 60 readings with a time and date stamp. It also displays the average of the last three consecutive records for reference.
- に view stored readings, press the 'M' button when the device is off. Each press will cycle through the stored measurements.
- 最後の 3 回の読み取りの平均が最初に表示されます。
- To clear the memory, consult the specific instructions in the full manual, as this process can vary.
5. メンテナンス
5.1 クリーニング
To ensure the longevity and hygiene of your blood pressure monitor:
- モニターとカフを柔らかく乾いた布で優しく拭いてください。
- 必要に応じて布で軽く拭いてください。amp水または中性洗剤で洗い流し、すぐに乾拭きしてください。
- 研磨剤入りの洗剤や溶剤を使用したり、デバイスを水に浸したりしないでください。
5.2 ストレージ
Store the device in its protective carrying case when not in use. Keep it in a cool, dry place, away from direct sunlight, extreme temperatures, and humidity. Remove batteries if the device will not be used for an extended period to prevent leakage.
6。 トラブルシューティング
| 問題 | 考えられる原因 | 解決 |
|---|---|---|
| デバイスの電源が入らない | 電池が切れているか、正しく挿入されていません。 | 正しい極性を確認して、電池を新しい AAA 電池と交換してください。 |
| Error message (e.g., 'E') on display | Cuff not properly applied, movement during measurement, or device malfunction. | Reapply cuff correctly, remain still and silent during measurement. If problem persists, contact support. |
| 不正確または一貫性のない読み取り | Improper cuff placement, incorrect body posture, talking during measurement, or recent physical activity. | Ensure correct cuff placement (0.2-0.4 inches below wrist joint), sit still with wrist at heart level, avoid talking. Wait 5 minutes after activity before measuring. |
| Date/Time resets after battery change | This is normal behavior for the device. | Reset the date and time manually after each battery replacement as described in Section 3.2. |
7. 仕様
| 特徴 | 仕様 |
|---|---|
| モデル番号 | 11C-1863-Q |
| 電源 | 2 x AAA電池(別売) |
| 表示タイプ | デジタルLCD |
| カフサイズ | Adjustable, 4.92-8.27 inches (12.5-21 cm) |
| メモリ容量 | 60 readings with date/time stamp |
| アイテム重量 | 4.23オンス |
| 製品寸法 | 長さ2.8インチ x 幅1.27インチ x 厚さ3.31インチ |
| メーカー | AVITA (WUJIANG) CO., LTD |
8. 保証とサポート
LotFancy products are manufactured to high-quality standards. For information regarding warranty coverage, technical support, or service, please refer to the contact information provided with your purchase documentation or visit the official LotFancy website. Please have your model number (11C-1863-Q) available when contacting support.