This is done using a needle and syringe under a general anaesthetic in a hospital.

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The goals for all the projects are breathtakingly grand: Give a child a vaccine without using a needle.

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Through trial and error she found that she could achieve the hairstyle by sewing the braids and bits together, using a needle.

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Then University of Pennsylvania physiatrist Curtis Slipman persuaded him to try a new 30-minute outpatient procedure that repairs herniated discs using a needle, no general anesthesia required.

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The disc was too fragile to play using a needle so the museum, along with researchers at the US Library of Congress and the Lawrence Berkeley National Laboratory, developed an alternative play-back system that used light and a 3D camera to turn its bumps and grooves into sounds.

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When a pulse of light is sent into the tumor using fiber optic cable that is threaded into a tumor using a biopsy needle, the molecule absorbs the light energy, converts it electrical energy that then causes tumor cells to self destruct.

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Up until earlier this year Mr Bull was assessed and diagnosed by biopsy, using a large needle pushed through the ribs, which would often have to be repeated for accuracy.

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The anti-VGEF medication has to be injected into your eye using a very fine needle.

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The method, still somewhat controversial, involves guiding a specialized needle into a tumor using precise ultrasound or CT imaging, then hitting it with roughly one ampere of radio current, just enough to fry it.

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Biopsy can now be done with a needle through the skin using CT imaging to guide the needle.

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