{"product_id":"32-wire-nitinol-braid-guide-catheter-7-fr-1-1-torque-kink-resistant-dual-zone-pebax-jacket","title":"32-Wire Nitinol Braid Guide Catheter | 7 Fr, 1:1 Torque, Kink-Resistant, Dual-Zone Pebax Jacket","description":"\u003ch2\u003eSuperelastic Nitinol Braid Architecture for Complex Interventional Guidance\u003c\/h2\u003e\u003cp\u003eNitinol’s body-temperature superelasticity — recoverable strain up to 8% without permanent deformation — makes 32-wire nitinol braid the material architecture of choice for guide catheter shafts that must maintain lumen patency through iliac tortuosity, transmit rotational torque with \u0026lt;45° lag, and spring back to a straight profile between cases without shaft fatigue.\u003c\/p\u003e\u003cp\u003eIn complex interventional guidance applications — TAVR access, carotid stenting, renal intervention — guide catheter performance is determined by the interaction between braid angle, wire count, and jacket durometer. M4D’s 32-wire 2-over-2 nitinol braid (Ni-Ti, 55.8% Ni, 0.001 in. flat wire) is applied over a PTFE inner liner (0.087 in. ID, 7 Fr lumen) and encapsulated in a co-extruded Pebax 63D\/72D dual-zone outer jacket. Braid angle is set at 65° for optimal torque transfer, verified by mandrel-wound reference samples at each production run.\u003c\/p\u003e\u003cp\u003eThe finished shaft delivers a 1:1 torque ratio proximal-to-distal under bench test conditions (torque test per M4D TTP-012, 360° rotation at 5 mm\/s), kink resistance tested by 90° bend over a 10 mm radius mandrel, and pushability measured by axial column load-deflection on a calibrated tensile frame. M4D heat-sets the nitinol braid on a custom fixture at 500°C for 15 minutes in a nitrogen-purged oven, locking the braid angle and removing fabrication stress before jacket application. Full heat-set parameter records are captured in QCBD QMS with thermocouple calibration traceability.\u003c\/p\u003e\u003ch2\u003eManufacturing Parameters\u003c\/h2\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBraid\u003c\/td\u003e\n\u003ctd\u003e32-wire, 2-over-2, Ni-Ti 55.8% Ni, 0.001 in. flat wire\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBraid Angle\u003c\/td\u003e\n\u003ctd\u003e65°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInner Liner\u003c\/td\u003e\n\u003ctd\u003ePTFE, 0.087 in. ID (7 Fr lumen)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOuter Jacket\u003c\/td\u003e\n\u003ctd\u003eCo-extruded Pebax 63D (distal) \/ 72D (proximal)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShaft OD\u003c\/td\u003e\n\u003ctd\u003e8 Fr (0.105 in.)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTorque Ratio\u003c\/td\u003e\n\u003ctd\u003e1:1, bench tested per TTP-012\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eKink Test\u003c\/td\u003e\n\u003ctd\u003e90° bend, 10 mm radius mandrel, pass criteria = no lumen collapse\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeat Set\u003c\/td\u003e\n\u003ctd\u003e500°C, 15 min, N₂-purged oven, thermocouple-calibrated\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEtO Compatibility\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRegulatory\u003c\/td\u003e\n\u003ctd\u003eISO 13485:2016, FDA Registered, QCBD QMS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003cp\u003eM4D LLC manufactures 32-wire nitinol braid guide catheters for complex interventional guidance applications requiring superior torque transmission, kink resistance, and anatomic conformability. Available to customer print or M4D standard configuration.\u003c\/p\u003e","brand":"M4D LLC","offers":[{"title":"Default Title","offer_id":50370452521127,"sku":null,"price":475.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0754\/8842\/8199\/files\/image_23e4f5ec-4623-4160-be7f-5c5dcb342b06.png?v=1779877015","url":"https:\/\/m4dally.com\/products\/32-wire-nitinol-braid-guide-catheter-7-fr-1-1-torque-kink-resistant-dual-zone-pebax-jacket","provider":"M4D LLC","version":"1.0","type":"link"}