Product Basic Specifications

• Outer Diameter OD: 4.8mm

• Inner Diameter ID: 4.4mm

• Effective Length L: 800mm

• Wall Thickness: 0.2mm

• Bending Type: Bidirectional controllable bending

Materials and Processes

• Base Material: Medical-grade 304 / 316L stainless steel optional

• Processing: Precision laser cutting + continuous riveting forming, uniform joint clearance, controllable coaxiality over long sections

• Surface: Natural / passivated / electropolished, deburred, laser marking supported

• Tolerance Reference: OD/ID ±0.02mm, length ±0.1mm

Product Features

✅ Extra-long 800mm flexible bending section, robust riveted joints, resistant to disengagement during long-distance manipulation ✅ Thin wall and large through-lumen, able to accommodate pull wires and wire harnesses internally ✅ Smooth joint rotation without sticking, stable bending response ✅ One-piece riveted assembly along the entire section, compatible with welding of pull tabs and end base ✅ Compatible with single-use / reusable instrument solutions

Applications

Long-distance minimally invasive endoscopes, industrial long-reach flexible inspection probes, bending assemblies for long-tube flexible diagnostic and therapeutic instruments