<div class="block-content"><div class="styles__Container-sc-1ylecsg-0 goULFa"><span>A freak accident involving a jumping castle in Sydney's south-west has left four children in hospital.</span></div></div><div class="block-content"><div class="styles__Container-sc-1ylecsg-0 goULFa"><span>A powerful gust of wind blew the jumping castle from a backyard in Kelvin Park Drive, Bringelly, about 9.30am.</span></div></div><div class="block-content"><div class="styles__Container-sc-1ylecsg-0 goULFa"><span>A group of boys aged nine to 13 were inside at the time.</span></div></div><div><div id="adspot-mobile-medium"></div></div><div class="block-content"><div class="styles__Container-sc-1ylecsg-0 goULFa"><strong><span>READ MORE:</span></strong><span> </span><a href="https://www.9news.com.au/world/us-news-afghan-national-charged-in-guard-ambush-shooting-drove-across-us-to-carry-out-attack-officials-say/07572eeb-05e5-4ff9-b20c-fef33c073757" rel="" target="_blank" title=""><strong><span>'Crime against our entire nation': National Guard ambush victims named</span></strong></a><span></span></div></div><div class="block-content"><div class="styles__Container-sc-1ylecsg-0 goULFa"><span>The device detached and blew over a fence next to where it was tethered.</span></div></div><div class="block-content"><div class="styles__Container-sc-1ylecsg-0 goULFa"><span>Three nine-year-olds, a 12-year-old, and a 13-year-old were assessed by NSW Ambulance paramedics for non-life-threatening injuries.</span></div></div><div class="block-content"><div class="styles__Container-sc-1ylecsg-0 goULFa"><span>"Four of those patients were driven to Westmead Hospital in a stable condition and one patient was not transported," NSW Ambulance's Tom Burness said.</span></div></div><div><div class="OUTBRAIN" data-reactroot="" data-src="//www.9news.com.au/national/jumping-castle-children-hurt-bradfield-sydney/941b530d-1bbc-4fd5-98d9-b5066954e2a4" data-widget-id="AR_5"></div></div><div class="block-content"><div class="styles__Container-sc-1ylecsg-0 goULFa"><span>The Bureau of Meteorology said wind gusts of up to 74km/h had been recorded in nearby Canterbury, and 89km/h at Sydney Airport.</span></div></div><div class="block-content"><div class="styles__Container-sc-1ylecsg-0 goULFa"><a href="https://www.9news.com.au/national/how-to-follow-9news-digital/29855bb1-ad3d-4c38-bc25-3cb52af1216f" rel="" target="" title=""><strong><span>DOWNLOAD THE 9NEWS APP</span></strong></a><strong><span>: Stay across all the latest in breaking news, sport, politics and the weather via our news app and get notifications sent straight to your smartphone. Available on the</span></strong><span> </span><a href="https://apps.apple.com/au/app/9news/id1010533727"><strong><span>Apple App Store</span></strong></a><span> </span><strong><span>and</span></strong><span> </span><a href="https://play.google.com/store/apps/details?id=nineNewsAlerts.nine.com&amp;hl=en_AU&amp;pli=1"><strong><span>Google Play</span></strong></a><strong><span>.</span></strong></div></div>