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AJ-500A needle electrodes

Multifocal? High-impedance? Delicate location? F Care Systems understands that not all radiofrequency ablation applications are created alike, which is why our Aj-500A system supports a range of versatile electrode attachments. 

Key features at a glance

  • Patented extra-sharp trihedral tip eliminates the need for preparatory incisions
  • Pull-protection device prevents accidental cord damage or water ingress
  • Integrated flexible needle bar for improved safety and maneuverability
  • Non-toxic anti-adhesive coating
  • Positioning ring on needle bar serves as depth gauge
  • Versatile water-supply connector compatible with saline bags, water bottles, etc.

PRODUCT DETAILS

Internally cooled electrodes

Internally cooled electrodes have a hollow needle bar to allow rapid (130 ml/min) water circulation to the tip, helping prevent adhesion and carbonisation. They can be used in both temperature-controlled and impedance-controlled modes, and support one-sided ablation for targeting complex lesions even more precisely. 

Straight internally cooled electrodes

Straight cooled electrodes feature an ergonomic handle for more efficient repositioning when treating one or more superficial tumours, making them ideal for “Moving Shot” ablation of thyroid nodules.

Product REFODLength (needle bar)Length (electrode)
05RFE.ICS.18G×70-518G70 mm5 mm
05RFE.ICS.18G×70-718G70 mm7 mm
05RFE.ICS.18G×100-718G100 mm7 mm
05RFE.ICS.18G×70-1018G100 mm10 mm

L-shaped cooled electrodes are slightly thinner and longer, with a slight hook at the end to facilitate placement when treating larger liver tumours.

Product REFODLength (needle bar)Length (electrode)
05RFE.ICL.17G×150-1017G150 mm10 mm
05RFE.ICL.17G×150-2017G150 mm20 mm
05RFE.ICL.17G×150-3017G150 mm30 mm
05RFE.ICL.17G×200-2017G200 mm20 mm
05RFE.ICL.17G×200-3017G200 mm30 mm
05RFE.ICL.17G×250-2017G250 mm30 mm

Water-injection electrodes

Water-injection electrodes have small holes around 5 mm from the tip, which can be used to deliver saline, anaesthetic or anti-tumour agents while performing RF ablation. A convenient gauge on the handle allows users to adjust the length of exposed electrode. Their exceptional precision in temperature-controlled mode makes them ideal for use in saline-modulated ablation of higher-impedance lung tumours.

Product REFODLength (needle bar)Length (electrode)
05RFE.WI.16G×180-10~3016G180 mm10-30 mm
05RFE.WI.17G×180-10~3017G180 mm10-30 mm
05RFE.WI.17G×200-10~3017G200 mm10-30 mm
05RFE.WI.17G×200-20~4017G200 mm20-40 mm
05RFE.WI.17G×250-10~3017G250 mm10-30 mm
05RFE.WI.17G×250-20~4017G250 mm20-40 mm
05RFE.WI.18G×150-10~3018G150 mm10-30 mm
05RFE.WI.18G×200-10~3018G200 mm10~30 mm
05RFE.WI.18G×250-10~3018G250 mm10~30 mm

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Related treatments

Treating of neoplasms using RF energy

The innovative AJ-500A radiofrequency generator automatically detects each needle electrode and calls up corresponding parameter presets specific to tumour ablation.