Jürgen Sprotte of Würzburg, Germany developed in 1979 a pencil point needle for spinal anesthesia, similar to one designed by Hart and Whitacre but with a noticeable difference in its tip geometry: the original Whitacre needle had a short, cylindrical-tip configuration, whereas Sprotte used the olive-shaped, rounded-tip geometry.
{"Image DocumentName": "J\u00fcrgen Sprotte of W\u00fcrzburg, Germany developed in 1979 a pencil point needle for spinal anesthesia, similar to one designed by Hart and Whitacre but with a noticeable difference in its tip geometry: the original Whitacre needle had a short, cylindrical-tip configuration, whereas Sprotte used the olive-shaped, rounded-tip geometry.", "Image ImageDescription": "J\u00fcrgen Sprotte of W\u00fcrzburg, Germany developed in 1979 a pencil point needle for spinal anesthesia, similar to one designed by Hart and Whitacre but with a noticeable difference in its tip geometry: the original Whitacre needle had a short, cylindrical-tip configuration, whereas Sprotte used the olive-shaped, rounded-tip geometry.", "Image XResolution": "37", "Image YResolution": "37", "Image ResolutionUnit": "Pixels/Centimeter", "Image Software": "SlidePlayer", "Image YCbCrPositioning": "Centered"}