Ambu SureSight Stylet Large, for ETT I.D. 6.0 mm and Up, 10/Box
The Ambu SureSight Stylet, Large (part 321900030) is a single-use, non-sterile intubation stylet for single-lumen tracheal tubes with inner diameter 6.0 mm and up, sold 10 per box.12 It is designed for use with the Ambu SureSight video laryngoscope and facilitates orotracheal intubation during laryngoscopy.31
Product Highlights:
- Tube size: For tracheal tube I.D. 6.0 mm and up.1
- Tip and handle: Atraumatic bent tip; the handle helps prevent protrusion past the tube's distal end.3 Make sure the tip does not protrude through the Murphy eye or beyond the end of the tube, and do not bend or reshape the stylet.1
- Single use, non-sterile: Do not reuse or reprocess.1
- Patients and settings: Newborn to adult, hospital and prehospital use.1
- Material: PVC and phthalate free.3
What Is in the Box:
Tracheal tubes and SureSight blades are sold separately. The stylet is MR unsafe.1
Specifications:
| Manufacturer | VBM Medizintechnik GmbH, for Ambu14 |
|---|---|
| Brand | Ambu SureSight4 |
| Part number | 3219000301 |
| Size | Large1 |
| Tracheal tube I.D. | 6.0 mm and up1 |
| Tube type | Single-lumen tracheal tubes1 |
| Pack | 10 per box24 |
| Use | Single use1 |
| Sterility | Non-sterile1 |
| MRI safety | MR unsafe14 |
| Patient group | Newborn to adult1 |
| Place of use | Hospital and prehospital1 |
| Duration of application | Under 10 minutes1 |
| Shelf life | 3 years from the date of manufacture1 |
| Material | Free of PVC and phthalates3 |
| FDA device class | Class I, 510(k) exempt, product code BSR (tracheal tube stylet)4 |
| GTIN, box of 10 | 142501056304564 |
| GUDID device identifier, single stylet | 042501056304594 |
Related Products:
- Ambu SureSight Stylet, Small: tracheal tube I.D. 2.5 to 4.0 mm, 10 per box.12
- Ambu SureSight Stylet, Medium: tracheal tube I.D. 4.5 to 5.5 mm, 10 per box.12
- Ambu SureSight video laryngoscope: blade chart and the full SureSight range.
- Ambu SureSight Mobile Kit: handheld SureSight display kit.5
- Difficult airway adjuncts: bougies and tube introducers, used in the same intubation workflow.
Product Guides and Documents:
- Ambu SureSight Stylet instructions for use, Rev. 01/2024-11 (PDF)1
- Ambu SureSight Stylets datasheet, US (PDF)2
- Ambu SureSight Stylet, Ambu USA product page3
Frequently Asked Questions:
What tube size does the SureSight large stylet fit?
Single-lumen tracheal tubes with inner diameter 6.0 mm and up.1
Which SureSight stylet do I need for a 7.0 mm tube?
The large size, part 321900030. Stylet sizes follow tube I.D.: small 2.5 to 4.0 mm, medium 4.5 to 5.5 mm, large 6.0 mm and up.1
Does the large SureSight stylet have a stopper?
No. The stopper comes with the small size only. On every size the handle helps prevent protrusion past the tube's distal end; still make sure the tip does not protrude beyond the end of the tube.31
What is the difference between the large and medium SureSight stylets?
Tube size: the large stylet (321900030) is for tube I.D. 6.0 mm and up, the medium (321900020) for 4.5 to 5.5 mm. Both come 10 per box.12
What is the SureSight stylet used for?
It facilitates orotracheal intubation during laryngoscopy and is designed for single-lumen tracheal tubes, from newborn to adult.1
When do I remove the SureSight stylet?
After the tube is advanced into the trachea: hold the tube in position and remove the stylet in an arc in a caudal direction, then check tube position. The stylet itself must never pass beyond the vocal cords.1
Manufacturer Sources
- VBM Medizintechnik GmbH for Ambu. Ambu SureSight Stylet instructions for use, 004-01-0361 Rev. 01/2024-11 (accessed 2026-11-07). ambuusa.com.
- Ambu Inc. Ambu SureSight Stylets datasheet (US), LBL-009934 V01 08/2025 (accessed 2026-11-07). ambuusa.com.
- Ambu Inc. Ambu SureSight Stylet, product page (accessed 2026-11-07). ambuusa.com.
- U.S. Food and Drug Administration. AccessGUDID: Ambu SureSight Stylet, large, 321900030, DI 04250105630459 (accessed 2026-11-07). accessgudid.nlm.nih.gov.
- Ambu Inc. Ambu Airway Visualization Platform brochure (US), PUB-002088 V04 11/2025, ordering specifications (accessed 2026-11-07). ambuusa.com.
Single use only. Do not use if the packaging is damaged or the shelf life has passed. The stylet must never pass beyond the vocal cords.1
| Item # | Image | Price | Quantity |
|---|---|---|---|
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Ambu SureSight Stylet Large, for ETT I.D. 6.0 mm and Up, 10/Box KG-321900030 |
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$134.00 10-bx
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Genuine Ambu Product| Item # | Image | Description | Quantity |
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