Surgical Suture Diameter Tester (Semi-Auto)
USP 861, YY 1116-2020, YY 0167-2020
Surgical Suture Diameter Tester (Semi-Auto) – Model ToronMed™ SSDT01 is designed to determine the diameter of absorbable and non-absorbable surgical sutures used for suturing and ligating human tissues. Built in accordance with USP 861 and other applicable international standards, this instrument ensures high-precision measurement and compliance with global medical device requirements.
Engineered for manufacturers, research laboratories, and quality control facilities, the Surgical Suture Diameter Tester – Model ToronMed™ SSDT01 delivers accurate, repeatable, and automated testing to validate suture quality and consistency.
Standards
The Surgical Suture Diameter Tester (Semi-Auto) – Model ToronMed™ SSDT01 is designed in compliance with:
- USP 861 (United States Pharmacopeia) – Specifies methods for determining the diameter of absorbable and non-absorbable sutures.
- YY 1116-2020 (Absorbable Surgical Sutures) – Chinese standard defining test methods for absorbable suture performance.
- YY 0167-2020 (Non-Absorbable Surgical Sutures) – Chinese standard outlining test methods for non-absorbable sutures.
Torontech is a trusted global provider of advanced medical device testing solutions. With the Surgical Suture Diameter Tester (Semi-Auto) – Model ToronMed™ SSDT01, manufacturers and laboratories gain a precise, automated, and standards-compliant solution to ensure sutures meet the highest levels of safety, reliability, and quality control.
The Surgical Suture Diameter Tester (Semi-Auto) – Model ToronMed™ SSDT01 is ideal for:
- Suture manufacturers performing R&D and production quality control.
- Independent testing laboratories providing third-party verification.
- Regulatory compliance testing according to USP and international standards.
- Hospitals and research institutions validating new suture materials.

- Compliance
- Fully conforms to USP 861 and international suture testing standards.
- Supports testing at multiple points (¼, ½, and ¾ positions of the suture).
- For multifilament sutures larger than metric size 2, samples can be rotated 90° and re-measured without removal.
- Stability
- Uses a grating displacement sensor for ultra-high accuracy (up to 1/10,000th), ensuring stable measurements.
- Convenience
- Manual loading with automatic electric tensioning.
- No need for weights—innovative high-precision force sensors automatically set tension.
- Quick test and stop shortcut buttons for efficient operation.
- Intelligent Operation
- 7-inch HD touch screen for real-time data display.
- Automatic recording of diameter data, averaging of results, and report generation.
- Built-in micro printer for instant test result output.
- RS232 interface for easy PC connectivity and data transfer.
- Large data storage capacity (up to 100,000 test records).
- Safety & Data Security
- Equipped with over-travel protection, overload protection, and power failure memory.
- Optional four-level user security and GMP-compliant software with audit trails for regulatory environments.
Specification | Surgical Suture Diameter Tester (Semi-Auto) – Model ToronMed™ SSDT01 |
|---|---|
| Test Item | Suture diameter |
| Nominal Specification | 12-0 to 10 (All Classes I, II, III medical sutures) |
| Test Range | 0–6 mm (Deviation ≤ ±1‰) |
| Resolution | 0.001 mm |
| Presser Foot Diameter | 12.7 ± 0.02 mm |
| Anvil Diameter | 50 mm |
| Flatness (Presser to Anvil) | ≤ ±0.005 mm |
| Parallelism | ≤ 1‰ |
| Tensioning Force Range | 0–5000 g (Accuracy ±0.1 g) |
| Presser Foot Load | ≤ 60 g, 210 g ±3 g (with weights) |
| Test Data | Multi-point measurement (¼, ½, ¾) and averages |
| Voltage | AC 220V 50Hz / 120V 60Hz |
| Dimensions | 600 × 340 × 270 mm |
| Net Weight | 40 kg |
| Standard Configuration | Instrument, micro printer, touch screen, test fixture. |