| 摘要 |
A method for detecting and/or locating within a body cavity a swab or surgical instrument which comprises a metal or magnetic material or other detectable material, the method comprising the step of passing a detection sensor over the wound site, wherein the detection sensor preferably comprises a multi sensor array and wherein the method does not involve the use of X-ray radiation. Two detection sensors may be used. One may be in the form of a reusable mat placed under the patient the other may be in the form of a hand-held device or wand. The swab may comprise a thread with a metallic coating. |
