· Interventional cardiology
· Neurological intervention
· Peripheral intervention
· Electrophysiology therapy
· Vascular surgery
· Cancer surgery
· Gastroenterology
· Urology and other medical device
WIRE COMPONENTS
From standard sized straight and cut wire (FastLane/FastTrack) to complex wire components, Wytech should be your first call when quality and turnaround count. For over 40 years, Wytech has been an outsourcing partner of choice for medical device OEMs and contract manufacturers worldwide who require “dead-straight” quality and need delivery fast. Wytech is adept at working with any non-toxic and non-radioactive alloy, however, Wytech is particularly skilled in working with stainless steel and nitinol materials.
Wytech offers corewires in a variety of coated and non-coated options. Moreover, Wytech is adept at assisting our customers with the development of time and temperature specifications to create the desired stiffness and pushability
· Advanced precision grinding
· Multiple tapers
· In-house heat treating
· Tip annealing
· Stress relieving
· PTFE Coatings
· Proprietary processes
· PFOA and Chromic Acid free
· Flake resistant
· Selective coating removal
Mandrels are an integral component of many medical devices as well as tools in design and production. With its 40 years of manufacturing “dead-straight” and cut wire as well as precision grinding and forming capabilities, Wytech is well prepared to produce high-quality mandrels in a timely fashion.
· Shapes – straight, formed, and tapered
· Coatings – uncoated or with one of the following coatings:
· PTFE Coated Mandrels
· Applications: Bonding, coiling, extrusion, forming, grinding, packaging, release, tapered, and more
· Pre-coated processed mandrels are up to 50% less expensive than standard spray coatings
· Stronger, more consistent, and thinner than standard spray coatings
· Flake resistant due to superior coating integrity
· One-day delivery options are available (FastLane Wire)
· Diameters from .003″-.125″ (pre-coated .004″-.040″)
· Available in green, blue, gray, and clear
· PFOA and chromic acid free
· Additional coating options
· PTFE Spray
· Parylene
· Hydrophilic
With the acquisition of Micro-Tube Fabricators, Wytech has advanced its precision fabricated tubular manufacturing platform to be on par with its notable work with fine wire. From basic cut-to-length tubing to complex components, Wytech is prepared to be your reliable outsourcing partner for both wire and tubing components.
For every job, Wytech assigns a cross-functional team of tubing focused engineers and tool designers to consult as needed to achieve optimal manufacturing efficiencies, and to enhance the product’s speed-to-market. Many jobs over the years can be referenced that our customers have benefitted greatly from Wytech’s creative engineering input in the early stages of design. And as often the case, the outcomes were a more functional, cost effective, and timely delivered job. Please contact our engineering team for a thorough evaluation of your job.
Wytech has the ability to manufacture tubing components in a variety of shapes – including rounds, rectangles, squares, and customs. Additionally, Wytech is skilled at fabricating simple to complex features on tubing products including flaring/flanging, expansion/reduction, bulging/beading, notching/slotting, dimpling, and more.
To accomplish this competency, Wytech employs a host of technologies including laser machining, Wire EDM, CNC Swiss turning/milling, ECM, ECG, Four-Slide, conventional machining equipment, and more. Also, with complete in-house tooling and fixturing, Wytech is able to control the manufacturing process from start to finish assuring quality objectives are met, while minimizing set-up times and costs.
Wytech’s FlexGrind® service was developed primarily to manufacture precision needle tips and points. This includes the custom building of a proprietary CNC 5-axis system that produces unique multi-profile grinds and other features not possible utilizing conventional tip or point grinding equipment. Ideal applications include: bias grinds, lancet points, blunt points, trocars, bevel points, diamond points, and more.
Wytech is experienced working with most non-toxic materials, particularly many grades of stainless steel, Nitinol and other medical grade alloys. Additionally, Wytech offers welded/drawn tubing and seamless tubing for jobs that require high-end performance.
· Size Range: OD down to 0.010”, WT down to 0.002”, Lengths 0.020” to 30.000”
· Tolerances: OD 0.010”-1.000”, ID 0.005”-0.960”, Mean Wall Thickness +/- 0.0005”, fabrication +/- 0.0005”
· Catheters
· Stents
· Orthopedic Implants/Instruments
· Shavers
· Biopsy Needle Stylets
· Cannula
· Trocars
· Introducers
· Non-medical, industrial applications
Wytech specializes in the manufacture or PTFE Coated Hypotubes that are 50% less expensive than standard spray coatings. There’s more:
· Ideal application for EP Catheters, Guidewire Cores, and alternatives to wires in neurology, embolic protection, carotid artery therapy, and more
· Stronger than standard PTFE spray coatings
· Excellent flexibility, superior column strength and pushability, torquability, and lubricity for easy insertion and removal
· Smooth and consistent thin coating – large inner diameter for more flow-through; reduced outer diameter to maximize clearance
· PFOA and chromic acid free
· Value-added services available: Selective coating removal, spiral cutting, square cutting, hydro-flushing, assemblies, skiving, heat treating to adjust stiffness, and more
· Available in green, blue, black, gray, and clear
Wait no more. Wytech’s FastLane Program was developed specifically to provide design engineers fast access to a wide selection of fine wire sizes and materials for urgent developmental work. All fine wire products as detailed below are on the shelf, ready for shipment, and like all Wytech jobs, the highest level of quality is assured.
· Stainless Steel 304 is available in 73″ and 120″ +/- .25″ lengths in a variety of sizes
· Standard lengths for Stainless Steel 316 LVM, PTFE Coated 304 Stainless Steel and Nitinol is 73″ +/- .25″, Parylene Coated 304 Stainless Steel is available in 60″ +/- .25″ lengths
· 1-200 quantities available per size
· Prepacked sample Engineering Kits are available for R & D testing and more; kit purchases offer volume discounts, save on shipping costs, and ship within one business day
Wytech utilizes a variety of manufacturing technologies to perform assembly operations and keep the necessary control under one roof to assure quality and delivery demands are met. Moreover, by leveraging Wytech’s wire/tubing component manufacturing and coatings capabilities, our customers can reap the full cost and time benefits derived from one reliable source.
· Laser welding, silver soldering, crimping, swaging, heat shrinking, and more
· Skilled in wire and tubing combination assemblies
· Able to assemble dissimilar metals
Wytech offers a wide variety of PTFE and Parylene coated products ideally suited for mandrels, guidewires, catheters, probes, and more. This includes full or custom lengths in a variety of colors for PTFE and clear for Parylene.
· Available in green, blue, black, gray, clear, and other colors available upon request
· Pre-coated or spray coated
· Continuous coating for maximum efficiency/spool to spool
· Spray coating for complex shapes
· PFOA free
· Base metals: Stainless steel, copper, nitinol, and more
· Utilized in a variety of medical applications to supply surface modification for either implantable or non-implantable devices including: Catheters, seals, stents, cochlear implants, surgical tools, pacemakers, and other components
· Clear
· Three types: N, C, HT™
· Vacuum-deposited; properties include:
· Lubricity
· Electrical Insulation
· Chemical
· Thermal
· Biocompatibility
· Increases wear resistance, reduces friction, and minimizes corrosion
· Results in a clean, smooth, debris-free transition
· Masking tolerances as low as +/-0.004″
For a timely response, go to Online enquiry or contact us at +1 905 770 5108 or info@hngmedical.com.
PRECISION GRINDING
Wytech has assiduously advanced its precision grinding capabilities over the last several years and is well qualified to meet the precision grinding requirements of most medical device wire and tubing component jobs. Wytech’s robust precision grinding technologies includes: standard centerless grinding, CAM grinding, ECG, CNC precision grinding, and a variety of conventional grinding equipment. Wytech is adept at working with multiple stainless steel types, Nitinol, and other medical grade alloys.
· 1,000s of shapes and facets: micro-grinds, profile grinds, taper grinds, step grinds, flat grinds, OD grinds, and more
· 0.002″ accurate wire positioning
· Grinds of unlimited lengths
· CAM Grinding: shape flats, threads, bumps, arcs, hexes, balls, ellipses, and concave/convex radii with linear tolerances as precise as +/- 0.001″
· Flat grinds for “D,” “C,” and crescent-shaped lumen
· Typical Grind Profiles: multi-taper, paddle, plunge for special mandrels, and skiving
· Intricate profile grinds for PTCA Guidewires and Neuro Interventional Guidewires
· Skiving: feature produced typically on Hypotubes to allow for a smooth transition for the tube flexibility in guidewire catheter assemblies
· In-house annealing and stress-relieving for maximum flexibility in processing
· Super abrasive wheels for efficient removal in a variety of alloys
· 450 CM Loader Trays reduce set-up times
· Laser profile gauging systems for quality control
· Secured parts history library on grinding and inspection equipment for seamless setups
Applications:
· Bonding Mandrels
· Biopsy Needle Stylets
· Neuro Interventional Guidewires
· PTFE Guidewire Cores
· Sizing Mandrels
· Stylets
· Hypotube Skiving
· Orthopedic implants/instrumentation
FlexGrind Needle Tips and Points
Wytech’s proprietary 5-Axis systems produce unique, multi-profile grinds and features not possible with conventional tip or point grinding equipment. Particularly, Menghini features or skived and scalloped tubes with varying grind angles for biopsy, aspirator needle sets, and more are ideally suited for Wytech’s FlexGrind program.
· Types: bias grinds, lancet points, blunt ends, trocars, bevels, diamond points, trephine, and other unique tip geometries and profiles
· Needle Tip: typical A & B bevel syringe type grinds
· Point Grinding: conical point for wire
· Chemical-etch marking and anti-core capabilities
WIRE STRAIGHTENING & CUTTING
Wytech started out in 1975 as a fine wire straightening and cutting house, developing currently into a world leader to the medical device industry. Through the development of innovative proprietary equipment (77 machines), and decades of refining its processes, Wytech has mastered the art of producing “dead-straight” wire in a variety of materials. Wytech’s standard straightening and cut wire technology is ideal for producing mandrels, stylets, corewires, and more.
· “Dead-Straight” Performance: 0.002” tolerance over one foot of length, superior torquability, and variable stiffness
· Round Wire Sizes: from 0.003″-0.145″
· 77 proprietary, in-house developed and built straightening and cutting machines
· Unique E-Z Grind™ process reduces stress concentrations, facilitates long shallow taper grinding, and minimizes requirement for heat treating
· Pre-Coated PTFE Wire: straighten and cut without adversely affecting the coating
· Shaped Wire: designed to produce perfectly straight shaped wire, such as “D,” “C,” and crescent shaped mandrels
BURR-FREE CUTTING
Wytech can supply 100% burr-free cuts on wire and tubing components in a wide variety of shapes and sizes. What’s more, by utilizing in-house proprietary equipment, most burr-free cutting jobs can be completed in 1-5 days.
· Shapes: square, round, half-round, oval, angle cuts of any sized wire and tubing, and customs
· Wire and tubing starting from 0.00125”
· Lengths range from 020″to 80.00″ with tolerances from +/-0.0075″
· Fast Lead Times: 1-5 business days
LASER MACHINING
Wytech recognizes the high performance benefits of laser machining ─ versatility, high level of repeatability, efficient process speeds, and more and will continue to develop its resources in this segment of the business.
Laser Cutting
Wytech’s CNC 6-axis laser cutting micromachining system is ideal for complex cut geometries on hypotubing, non-contact laser knurling, hole popping, and more. Dimensional precision and short cycle times are assured with this advanced machining center.
· Part Diameter Range: 1.5-8 mm, 3”-14”/75-350 mm long
· Accuracy: ≤ +/- 25 micron (0.001”)
· Repeatability: ≤ +/- 10 micron (0.0004”)
· Cutting Speed: 50 mm/second max
· Prototypes to high volume runs
Laser Welding
· Welds can be for spot, seam, cosmetic, mechanical strength, and/or hermetic purposes
· Rotational CNC controlled laser welding process enables accuracy of component mating for precision applications
· Ideal for high-volume runs due to efficient process speeds, rapid cycling, and repeatability
Laser Marking
· Best suited for permanent markings for tracking, part # identification, alpha numeric info, positioning locater, barcodes, and more
· Non-contact, with little heat input, discoloration, or oxidation
· Depth marking, etched, laser
WIRE FORMING/FABRICATION
Wytech has assembled a host of wire forming/fabrication technologies to enhance its value proposition to its customers. What’s more, Wytech’s engineering and toolmaking staff are ready to assist in the design and development process to assure maximum production efficiencies are achieved.
· Proprietary in-house tooling and dies
· Manual tools for low volume requirements; pneumatic equipment for longer runs
Bending
· Wire can be bent and formed to almost any shape
· Wire diameters as small as 0.003”
Flaring
· Max flare, 1.5″ x OD
Applications:
· Packaging Mandrels and Stylets
· Bonding Mandrels
· Forming Mandrels
· Sizing Mandrels
· Pigtail Mandrels
· Stent Coat Hangers
TUBE FORMING/FABRICATION
With the integration of Micro-Tube Fabricators’ resources into the expanded Rahway, NJ facility, Wytech now has under one roof a host of advanced and conventional tube forming and fabrication technologies. This includes Four-Slide, punch presses, end forming, swaging, and more. Also, Wytech’s engineering and toolmaking staff are ready to assist in the design and development process to assure maximum production efficiencies are achieved.
Bending
· Tubing from 30 Ga (0.0120”)
· Equipment ─ Custom built bending equipment
Flaring/Flanging
· Max flare + flange ─ 30 x tube OD; OD flaring with tubing starting as small as 30 Ga (0.0120″)
· Equipment ─ Vaill end formers, Wauseon end formers, and more
Expansion/Reduction
· Maximum expansion ─ 30 x tube OD
· Equipment ─ Vaill end formers, Wauseon end formers, and more
End Forming ─ Shapes
· Square cuts, custom end profiles, and more
· Equipment ─ Vaill end formers, Wauseon end formers, and more
Bulging/Beading
· Normal bulge + bead is 1.30 x tube OD
· Equipment ─ Vaill end formers, Four-Slide
Swaging
· Reduce tubing sizes, pencil points, and more
· OD as small as 25 Ga (0.0200″)
Notching/Slotting
· Removal of the tube wall to create desired custom shape
· Equipment ─ Punch presses, custom built pneumatic punches, and more
Lancing
· Removal of the tube wall with a tab remaining that is bent inward or outward
· Equipment ─ Punch presses, custom built pneumatic punches, and more
Dimpling
· Offset 0 of the tube wall to create desired geometry according to custom shape, size, and depth
· Equipment ─ Punch presses, custom built pneumatic punches, and more
Please contact us for additional information on your next tube forming/fabrication job, or click here for an expedited quote.
With the acquisition of Micro-Tube Fabricators, Wytech has substantially advanced its tube forming/fabrication operations. This includes utilizing a host of advanced and conventional technologies including Wire EDM, Four-Slide, punch presses, end forming, swaging, and more. Also, Wytech’s engineering and toolmaking staff are ready to assist in the design and development process to assure maximum production efficiencies are achieved.
Bending
· Tubing from 30 Ga (0.0120”)
· Equipment ─ Custom built bending equipment
Flaring/Flanging
· Max flare + flange ─ 30 x tube OD; OD flaring with tubing starting as small as 30 Ga (0.0120″)
· Equipment ─ Vaill end formers, Wauseon end formers, and more
Expansion/Reduction
· Maximum expansion ─ 30 x tube OD
· Equipment ─ Vaill end formers, Wauseon end formers, and more
End Forming ─ Shapes
· Square cuts, custom end profiles, and more
· Equipment ─ Vaill end formers, Wauseon end formers, and more
Bulging/Beading
· Normal bulge + bead is 1.30 x tube OD
· Equipment ─ Vaill end formers, Four-Slide
Swaging
· Reduce tubing sizes, pencil points, and more
· OD as small as 25 Ga (0.0200″)
Notching/Slotting
· Removal of the tube wall to create desired custom shape
· Equipment ─ Punch presses, custom built pneumatic punches, and more
Lancing
· Removal of the tube wall with a tab remaining that is bent inward or outward
· Equipment ─ Punch presses, custom built pneumatic punches, and more
Dimpling
· Offset 0 of the tube wall to create desired geometry according to custom shape, size, and depth
· Equipment ─ Punch presses, custom built pneumatic punches, and more
Please contact us at info@hngmedical.com for additional information.
