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Soft-Flow Arterial Cannulae

Cardiac Surgery

Overview

Designed to be gentle on the aorta and easy to insert, Soft-Flow®* arterial cannulae help you proceed with confidence during cardiac surgery procedures.

As the first diffusion tip arterial cannulae on the market, the Soft-Flow was the cannula of choice for many cardiac surgeons. Working with MC3 Cardiopulmonary, we’ve made it possible to bring Soft-Flow arterial cannulae back to the market. Medtronic is the exclusive distributor and MC3 Cardiopulmonary is the manufacturer. Orders may be placed through your local Medtronic products representative.

INDICATIONS

Soft-Flow arterial cannulae are indicated for use in the perfusion of the ascending aorta during cardiopulmonary bypass (CPB) surgery. They are single use products, and are indicated for up to 6 hours of use.

Compare Velocity Performance

Soft-Flow®* arterial angled-tip cannula showed a lower exit velocity than the Medtronic Select Series™ arterial angled open-tip cannula in an independent 3C-PIV bench test.**

Soft-Flow
Cannula Chart

REDUCE JETTING EFFECT

Advanced flow visualization analysis demonstrates Soft-Flow arterial cannula provides a divided blood flow pattern which lessons the jetting effect observed with open-tip aortic cannulae.** The closed diffusion tip is designed to help reduce the risk of dislodging plaque from the aortic wall.1

**MC3, Inc. data on file. Testing was conducted in 3rd-party laboratory setting with aortic arch models and CPB circuit that utilized a Three-Component Particle Image Velocimetry (3C-PIV) technology to capture flow data. 3D velocity data is visualized in one 2D plane per image. The images capture the peak velocity for each cannula. Flow still occurs in unshaded vessel areas.

1Minakawa M, Fukuda I, Yamazaki J, Fukui K, Yanaoka H, Inamura T. Effect of cannula shape on aortic wall and flow turbulence: hydrodynamic study during extracorporeal circulation in mock thoracic aorta. Artif Organs. December 2007;31(12):880-886.

Product Details

All Soft-Flow cannulae feature kink-resistant wire-wound bodies and a 3/8” vented or non-vented connector.

Choose:  

  • Extended body with suture ring
  • Straight tip with suture bulb
  • Angled tip with suture bulb or suture flange

Soft-Flow extended arterial cannula full product

Soft-Flow extended arterial cannulae

The extended-length, kink-resistant, wire-wound body allows use across various patient anatomies.  An orientation line, depth markings, and suture ring help you position the cannula.

Soft-Flow extended arterial cannula

Tip of Soft-Flow™ Extended Arterial Cannula

The closed tip of the Soft-Flow™ extended arterial cannula has an inner cone that directs flow through side vents. This results in a diffuse, lower velocity flow.

Soft-Flow straight tip arterial cannula

Soft-Flow™ Straight-Tip Arterial Cannula

The smooth, tapered, reverse-angle tip of the Soft-Flow™ straight-tip arterial cannula is designed to facilitate insertion and placement.

Soft-Flow angled tip arterial cannula with suture bulb

Soft-Flow™ Angled-Tip Arterial Cannula with Suture Bulb

The smooth, tapered, reverse-angle tip of the Soft-Flow™ angled tip arterial cannula is designed to facilitate insertion and placement.

Soft-Flow angled tip arterial cannula with suture flange

Soft-Flow™ Angled-Tip Arterial Cannula with Suture Flange

The smooth, tapered, reverse-angle tip of the Soft-Flow™ angled-tip arterial cannula is designed to facilitate insertion and placement.

Flow Performance

RIGHT FLOW WHEN YOU NEED IT

Soft-Flow®* cannula flow charts are provided for your comparison. Each flow curve represents in vitro laboratory data obtained using water at room temperature. The actual pressure drops encountered in a clinical situation may vary from those shown, depending on the blood viscosity and temperature.

Soft-Flow®* Arterial Extended Cannulae

Flow performance of Soft-Flow angled tip arterial cannulae

Soft-Flow®* Straight Tip Arterial Cannulae

Flow performance of Soft-Flow straight tip arterial cannulae

Soft-Flow®* Angled Tip Arterial Cannulae

Flow performance of Soft-Flow extended body arterial cannulae

MODEL SPECIFICATIONS

Soft–Flow Extended Body Arterial Cannulae

com.medtronic.com.core.app.responsivetable.ResponsiveTable@649a0dd2
Model Type Overall length French size Connector

4949

Suture ring, extended body

14.5 in (37.0 cm)

21 Fr (7.0 mm)

Vented 3/8 in (0.95 cm)

4951

Suture ring, extended body

14.5 in (37.0 cm)

24 Fr (8.0 mm)

Vented 3/8 in (0.95 cm)

4948

Suture ring, extended body

14.5 in (37.0 cm)

21 Fr (7.0 mm)

Non-vented 3/8 in (0.95 cm)

4950

Suture ring, extended body

14.5 in (37.0 cm)

24 Fr (8.0 mm)

Non-vented 3/8 in (0.95 cm)

10 per carton

Soft-Flow Straight Tip Arterial Cannulae

com.medtronic.com.core.app.responsivetable.ResponsiveTable@32480fcb
Model Type Overall length French size Connector

5798

Straight tip with suture bulb

14.0 in (36.0 cm)

21 Fr (7.0 mm)

Vented 3/8 in (0.95 cm)

5841

Straight tip with suture bulb

14.0 in (36.0 cm)

24 Fr (8.0 mm)

Vented 3/8 in (0.95 cm)

5842

Straight tip with suture bulb

14.0 in (36.0 cm)

21 Fr (7.0 mm)

Non-vented 3/8 in (0.95 cm)

5843

Straight tip with suture bulb

14.0 in (36.0 cm)

24 Fr (8.0 mm)

Non-vented 3/8 in (0.95 cm)

10 per carton

Soft–Flow Angled Tip Arterial Cannulae

com.medtronic.com.core.app.responsivetable.ResponsiveTable@2f1e7aba
Model Type Overall length French size Connector

7072

Angled tip with suture bulb

14.0 in (36.0 cm)

18 Fr (6.0 mm)

Vented 3/8 in (0.95 cm)

5761

Angled tip with suture bulb

14.0 in (36.0 cm)

21 Fr (7.0 mm)

Vented 3/8 in (0.95 cm)

5762

Angled tip with suture bulb

14.0 in (36.0 cm)

24 Fr (8.0 mm)

Vented 3/8 in (0.95 cm)

7071

Angled tip with suture bulb

14.0 in (36.0 cm)

18 Fr (6.0 mm)

Non-vented 3/8 in (0.95 cm)

5767

Angled tip with suture bulb

14.0 in (36.0 cm)

21 Fr (7.0 mm)

Non-vented 3/8 in (0.95 cm)

5768

Angled tip with suture bulb

14.0 in (36.0 cm)

24 Fr (8.0 mm)

Non-vented 3/8 in (0.95 cm)

7080

Angled tip with suture flange

14.0 in (36.0 cm)

18 Fr (6.0 mm)

Vented 3/8 in (0.95 cm)

6394

Angled tip with suture flange

14.0 in (36.0 cm)

21 Fr (7.0 mm)

Vented 3/8 in (0.95 cm)

6386

Angled tip with suture flange

14.0 in (36.0 cm)

24 Fr (8.0 mm)

Vented 3/8 in (0.95 cm)

6392

Angled tip with suture flange

14.0 in (36.0 cm)

21 Fr (7.0 mm)

Non-vented 3/8 in (0.95 cm)

6384

Angled tip with suture flange

14.0 in (36.0 cm)

24 Fr (8.0 mm)

Non-vented 3/8 in (0.95 cm)

10 per carton

Important Safety Information

Care and caution should be taken to avoid damage to vessels and cardiac tissue during cannulation or other cardiac surgery procedures.  For a listing of indications, contraindications, precautions, warnings, and potential adverse events, please refer to the Instructions for Use.  Caution: Federal law (USA) restricts this device to sale by or on the order of a physician.


©2016, 2018 Medtronic. ®/TM*Third party brands are trademarks of their respective owners. All other brands are trademarks of a Medtronic company. Soft-Flow Arterial Cannulae are manufactured by MC3, Inc. and exclusively distributed by Medtronic.