Medical Needle & Cannula Manufacturer

Medical Needle & Cannula Manufacturer

Medical needles are precision-engineered devices designed for specific diagnostic, therapeutic, and minimally invasive procedures. These needles serve critical roles across various medical fields, including vascular access, biopsy collection, cosmetic injections, dialysis, and reproductive medicine.

Key types include: Biopsy needles, Biopsy needle, IV Catheter cannula (Indwelling needle), Beauty needle (Cosmetic needle), Fistula Needle, Subcutaneous injection needle (Subcutaneous tunnel needle), Egg retrieval needle (ovum pick up needle), Infusion needle, Coaxial needle, Insulin needle, Special-Shaped needle, and Irregular needle knife.

Manufactured under strict ISO/FDA standards, these single-use, sterile needles prioritize patient safety, sharpness, and procedural efficacy. Advances in material science (e.g., ultra-thin walls, echogenic coatings) enhance ultrasound visibility and reduce trauma.

Applications span hospitals, clinics, and aesthetic centers, with growing demand in personalized medicine. Customizable lengths, gauges, and tip designs cater to specialized interventions, underscoring their versatility in modern healthcare.

AV Fistula Needle

AV Fistula Needle

Manufactured from precision medical-grade stainless steel tubing, AV fistula needle cannulas are designed as critical components for reliable vascular access during hemodialysis. Automated precision grinding, controlled electropolishing, ultrasonic cleaning, and uniform silicone coating ensure consistent bevel geometry, a smooth surface finish, low penetration resistance, and dependable flow performance. Available with customized bevel profiles, back-eye configurations, wall thicknesses, and lengths to meet different dialysis needle designs and assembly requirements. Size: 15/16/17G OD:1.83/1.65/1.47MM.
Aesthetic Injection Needle

Aesthetic Injection Needle

Fabricated from precision medical-grade stainless steel tubing, these cannulas serve as needle components for mesotherapy, microneedle arrays, and aesthetic injection devices. They are precision-ground on Japanese automated grinding equipment for consistent quality.
Biopsy Needle 3.4 mm (10G) – 0.7 mm (22G)

Biopsy Needle

Fabricated from high-strength medical-grade stainless steel tubing and solid rods, these coaxial components (inner trocars with specimen notches and outer cutting cannulas) are designed for soft tissue and bone marrow biopsy systems. Precision-machined using Japanese high-speed grinding, laser notch cutting, and ultrasonic cleaning for uncompromised sample integrity.
Coaxial Needle 10G-22G, 0D:3.4mm-0.7mm

Coaxial Needle

Consisting of an outer guide cannula and an inner trocar stylet made from high-strength medical-grade stainless steel tubing and bar stock, these systems provide single-puncture,multiple-access guidance for interventional radiology, biopsies, and ablations. Manufactured via Japanese precision grinding and cold drawing. Product Specification: Specification: 10G-22G 0D:3.4mm-0.7mm
Follicular Puncture Needle

Follicular Puncture Needle

Available as single-lumen needles or dual-lumen flushing sets, these cannulas are fabricated from ultra-smooth,thin-wall medical stainless steel tubing for transvaginal ovum retrieval in ART procedures. They are precision-machined on automated Japanese equipment to protect oocyte-cumulus complex integrity.
Infusion Needle

Infusion Needle

Available in straight and custom right-angle configurations, these non-coring needles are fabricated from high-strength medical-grade stainless steel tubing for repeated, long-term access to implantable port septums. They are precision-ground and cold-bent on automated Japanese equipment to maximize port lifespan.
Insulin Pen Needle

Insulin Pen Needle

Featuring a dual-ended needle design, the patient end is optimized for low-force penetration for subcutaneous injection, while the cartridge end ensures clean penetration through the cartridge rubber septum. Precision-ground on Japanese automated grinding machines for consistent quality and high performance. Product Specification: Needle type: short blade type, three, five-face type.
Irregular Needle Knife

Irregular Needle Knife

High-quality medical SUS304; the angle of the blade is professionally calculated, and the blade has been precision-ground countless times, which is extremely sharp, with low cutting resistance and reduced pain. The middle part of the blade can be reduced, which is convenient for doctors to bend, which is more practical. The tail can be made of pagoda, knurling, and other anti-slip processes. Product Specification: Size: 10Fr-25Fr
IV Catheter Cannula

IV Catheter Cannula

Manufactured from medical-grade stainless steel tubing, IV catheter cannula components are precision-machined on Japanese high-precision, fully automated grinding machines, ensuring stable quality and superior performance consistency
Plugging Needle

Plugging Needle

Covering bone cement delivery cannulas, vascular closure needles, and tissue glue injection components, these needles are manufactured from high-yield, thin-wall medical stainless steel tubing to handle high injection pressures during percutaneous plug deployment. Produced on precision Japanese equipment.
Special-shaped Needle

Special-shaped Needle

Encompassing multi-faceted, stepped, offset, lateral-cutting, and asymmetrical custom tip profiles, these needles are fabricated from premium medical-grade cold-drawn stainless steel tubing for specialized microsurgical, ophthalmic, and interventional access. Ground on high-precision Japanese machinery for exceptional batch repeatability.
Subcutaneous Tunneling Needle

Subcutaneous Tunneling Needle

Precision-machined from solid medical-grade stainless steel rods, these subcutaneous tunneling needles are designed to create smooth subcutaneous tracts for guiding implantable catheters, drainage tubes, and leads. Fabricated on Japanese precision automated equipment to provide exceptional column stiffness and clean,burr-free surfaces.

Why Choose Topkey Technology

We have a complete R & D team of mechanical, electrical and software. Our core personnehave been engaged in design in medical, 3C and semiconductor industries for many years.and have provided integrated automation solutions for domestic well-known enterprises.

The core R&D team has more than 20 years of experience in advanced medical devicecompanies responsible for production processes, medical product design, and devicedevelopment, The team is familiar with medical product requlations, product processesautomatic assembly technology and other solutions.

200+

Mould Sets

500+

Clients Installed

20+

Years Experience

Why Choose Topkey Technology​

Question & Answer

What is a fistula needle used for?

The primary function of fistula needles is to facilitate blood flow from the patient’s body to the dialysis machine and vice versa. The AV fistula needle is inserted into the fistula, and blood is drawn into the dialysis machine, where it undergoes filtration to remove waste products and excess fluid.

What is the best needle to use for microneedling?

The most used facial needle sizes are 0.5mm and 1mm. Both of these sizes are suitable for most areas of the face and can be used for almost any skin issue. Since in-home skin needling began, the robust needle depth of 0.5mm has been the number one selling needle size.

What needle is used for nerve block?

Nerve blocks use specialized needles, often designed with an echogenic tip for visibility with ultrasound guidance, a bevel (like a Quincke or Coudé) for precision, and sometimes depth markings. Many are insulated and used with a nerve stimulator to help locate the correct nerve. Needles vary in length, gauge (e.g., 21-27 gauge), and features like directional injection ports.

What size needle is used for coaxial biopsy?

It is usually obtained as a set. For example, it may be a combination of a 17G outer guiding needle that comes with its own stylet and an 18G biopsy needle. The commonly available lengths are 9 and 15 cm.

What kind of needle is used for egg retrieval?

Traditionally, 19-gauge needles have typically been used for egg retrieval procedures in IVF treatments. However, smaller needles offer significant benefits as they reduce the risk of puncturing follicles.

What is an indwelling needle?

An indwelling needle used for infusion or the like ordinarily has a double-needle structure composed of an outer needle and an inner needle. Upon its use, the indwelling needle is pierced into a blood vessel in a state where the inner needle is positioned in a lumen of the outer needle.

What is the name of the needle used for infusion?

A butterfly needle is a device that your healthcare provider may use to draw blood from your vein. They also use it to deliver fluids or medications into your veins. It’s also known as a winged infusion set or a scalp vein set. It gets its name from the two butterfly “wings” on either side of the needle.

What needle is used for insulin?

Insulin is administered with small, fine needles, typically ranging from 32 to 29 gauge and 4 to 12 mm (or 5/32to 1/2 inch) in length, depending on your body type and the injection site. The specific needle size is chosen based on a doctor’s recommendation to ensure the insulin is injected into the subcutaneous tissue and not the muscle, with 4mm needles being effective for most adults.

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