1 / 41

Drainage catheters and biopsy needles

Drainage catheters and biopsy needles. John Hancock IR-TB April 2007. RCR IR curriculum. ‘Biopsy and fluid drainage techniques are practised by all radiologists and are not included in this curriculum’. Patient prep. Consent Anaesthesia/sedation Image guidance Techniques Aftercare.

darius-pitts
Télécharger la présentation

Drainage catheters and biopsy needles

An Image/Link below is provided (as is) to download presentation Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author. Content is provided to you AS IS for your information and personal use only. Download presentation by click this link. While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server. During download, if you can't get a presentation, the file might be deleted by the publisher.

E N D

Presentation Transcript

  1. Drainage catheters and biopsy needles John Hancock IR-TB April 2007

  2. RCR IR curriculum • ‘Biopsy and fluid drainage techniques are practised by all radiologists and are not included in this curriculum’

  3. Patient prep. • Consent • Anaesthesia/sedation • Image guidance • Techniques • Aftercare

  4. Drains

  5. Drains • Will aspiration do? • Type • Size • Approach/position • Guidance • Fixation

  6. Type • Pigtail or pigtail? • Locking or non-locking? • Sump? • Number?

  7. Size? • Thin fluid 6 – 8 Fr • Thin pus 8 – 10 Fr • Thick pus 10 – 12 Fr • Up to 20Fr+

  8. Technique • Needle, then… • One step, one stick, or • Two step over guidewire

  9. Biopsy • Needle type • Image guidance • Techniques • Coaxial • Transjugular • Plugged

  10. Gauge • Based on the Stubs Iron Wire Gauge measurement • Inversely proportional and non-linear (thanks)

  11. Aspiration cytology • Fine needle • 21 or 22g Chiba • Safe • Limited application – cells not tissue

  12. Cutting needles • Many types • 14g to 18g • Length of throw (variable) • Core of tissue • Manual • Automated/‘programmable’ • Side notch • End cut

  13. Familiarise yourself

  14. Familiarise yourself • This is my biopsy gun • There are many like it but this one is mine • My gun is my best friend • I must master it as I must master my life • My gun without me is useless • Without my gun I am useless • I must aim my gun true

  15. Specimens • Size (renal and lymphoma) • Don’t forget microbiology • They’re your responsibility

More Related