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Capture, secure, and extract

From flexible tip-less designs that safeguard delicate duct walls to lithotripsy-ready six-wire giants, our nitinol and stainless-steel baskets secure stones, fragments and foreign bodies with a gentle yet unyielding grip—then let you rotate, detach and retrieve in one controlled, trauma-minimising motion

Compare our different devices

Variant Material Tip style Shape Basket Ø (mm) Catheter (Fr) Lengths (cm) Comments Litho
Open-ended Nitinol (3-wire) Open 10

1.9

120 Combine tipless and a grasper
Tipless Nitinol (4‑wire) Tipless 8, 12, 14, 16

1.3, 1.9, 2.2, 2.5, 3.0

90, 120 360° rotation • Detachable • Single‑wire braid
Diamond Nitinol (4‑wire) With tip Diamond 12–15 1.9, 3.0 90, 120 360° rotation • Detachable
Spherical Nitinol (4‑wire) With tip Spherical 12–16 1.9, 2.5, 3.0 90, 120 360° rotation • Detachable
Double helical Nitinol (4‑wire) With tip Double helical 12–15 1.9, 3.0 90, 120 360° rotation • Detachable
Helical Nitinol (4‑wire) With tip Helical 11.5–15 1.9, 2.5, 3.0 90, 120 360° rotation • Detachable
6-wire litho Nitinol (6‑wire, lithotripsy capable) With tip Twisted 15–35 2.4, 3.6 100, 120 Lithotripsy capable
Stainless steel Stainless steel (4/6‑wire) With tip Twisted 15–35 mm 2.4, 3.6 100, 120 All soldered transitions • Lithotripsy capable

Device gallery

Click through the gallery to get a closer look at each device variant. The gallery contains both nitinol and stainless steel materials.

Check out more of our products

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Wire products

From ultra-fine single strand to complex multi-filar and cored designs, our medical wire forms are engineered to meet your exact needs. With over 200 alloys available, the we can offer extensive customization options.

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Nitinol guidewires

With a nitinol core, customizable coatings, flexible tips, and our low-friction PGS technology, Alleima guidewires give you the control, visibility, and confidence needed for today’s most demanding procedures.

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Ultra-fine medical tubes

Alleima delivers ultra-fine tubes crafted with the same expertise that defines our wire manufacturing. Our fine and ultra-fine tubes meet the most demanding requirements in biocompatibility, electrical performance, and dimensional accuracy.

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Snares

With customizable designs, advanced manufacturing, and proven performance across, our snares are built to meet the most exacting demands — from prototype to full-scale production.

Lear about our manufacturing expertise

Advanced capabilities to meet your exact specifications

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Nitinol processing

Discovered in 1962, this smart nickel-titanium alloy is revolutionizing medical devices with its unique shape memory and superelasticity. With over 20 years of expertise, Alleima delivers precision nitinol solutions for everything from stents to robotic surgery.

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Wire processing

Our wire processing transforms high-performance alloys into the building blocks of life-changing technologies. From ultra-fine wire to complex geometries and advanced surface finishes, we deliver engineered wire solutions that enable innovation in the world’s most demanding medical and electronic devices.

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Laser processing

Alleima’s advanced laser processing capabilities enable the creation of features, finishes, and connections that traditional tools cannot achieve. From shaping micro-scale components to delivering permanent markings and clean welds, our laser expertise helps drive innovation in the most demanding medical and industrial applications.

en maskin med cirkulära metalldelar

Surface treatments

At Alleima, our surface treatments enhance wire and component durability, functionality, and aesthetic value. Whether improving corrosion resistance, enabling reliable bonding, or adding visual differentiation, our treatments help your components perform at their best in even the most demanding environments.

Ready to get started? Contact us today.