Tuohy Needle • LITFL Medical Blog • Medical Eponym Library | 合法醫療器材資訊網

由LBowen著作—TuohyNeedlewithHuberpoint:Non-coringtypeneedlewithatransverselycurvedwallandsideholeandlong,sharp,curvedtip.EBTuohy ...

Non-coring type needle with a transversely curved wall and side hole giving it a long, sharp, curved tip.

Differs from a typical needle where the opening of the needle is at the tip of the needle itself. The Tuohy Needle has a directional tip which allows a catheter to be directed as it exits the needle, increasing the accuracy of placement. Used to administer epidural anaesthesia

1906 – Henry Percy Dean described the use of continuous spinal anaesthesia momentum in with its use by in surgical patients

1940 – William Lemmon started to use continuous spinal anesthesia in surgical patients. This was achieved with a malleable needle that stayed in situ, this however made lumbar puncture difficult, was impracticable due to the risk of dislodgement and there was a high rat...