dalvi says using an ultrasound machine is vital.hat as a quick is for that particular patient, because everyone's anatomy is different. so, to avoid any problems, this has been almost a life—saver for me. this has been the one bit of equipment that you use i'd been in that room for 40, 45 minutes, 1000ml in one go is going to put your body tissues at risk. under the pressure of, you know, that volume, that's going to stretch your tissues. we know that infection risk is high. so you could be there. in hospital, but it's ok. i'm going to be fine." isaid, "0k. she said, "but i'm not." she was excited, but a week later, she needed emergency surgery in hospital. i went into immediate shock. leg, and it was travelling at such a rate, and her blood pressure was dropping, temperature was rising, so it would have meant she could have either the rest of her life. she said, "it's not worth living. i said, "can i speak to the surgeon?" so i said, "how much time have we got?" he said, "five minutes. "after five minutes, there's no going back. lo