Fast Drug Release Using Rotational Motion of Magnetic Gel Beads

<table>Time profiles of the ketoprofen release for the
beads with various rotation rates; (<svg height="6.1750002" id="M9" style="vertical-align:-0.0pt" version="1.1" viewbox="0 0 5.5999999 6.1750002" width="5.5999999" xmlns="http://www.w3.org/2000/svg">
<g transform="matrix(1.25,0,0,-1.25,0,6.175)">
<g transform="translate(72,-67.06)">
<text transform="matrix(1,0,0,-1,-71.95,67.11)">
<tspan style="font-size: 12.50px; " x="0" y="0">∘</tspan>
</text>
</g>
</g>
</svg>): 0 rpm,  (<svg height="12.9375" id="M10" style="vertical-align:-1.98132pt" version="1.1" viewbox="0 0 14.35 12.9375" width="14.35" xmlns="http://www.w3.org/2000/svg">
<g transform="matrix(1.25,0,0,-1.25,0,12.9375)">
<g transform="translate(72,-61.65)">
<text transform="matrix(1,0,0,-1,-71.95,63.67)">
<tspan style="font-size: 12.50px; " x="0" y="0">□</tspan>
</text>
</g>
</g>
</svg>): 2500 rpm, <svg height="13.45" id="M11" style="vertical-align:-2.21956pt" version="1.1" viewbox="0 0 25.65 13.45" width="25.65" xmlns="http://www.w3.org/2000/svg">
<g transform="matrix(1.25,0,0,-1.25,0,13.45)">
<g transform="translate(72,-61.24)">
<text transform="matrix(1,0,0,-1,-71.95,63.5)">
<tspan style="font-size: 12.50px; " x="0" y="0">(</tspan>
<tspan style="font-size: 12.50px; " x="6.9391651" y="0">⋄</tspan>
<tspan style="font-size: 12.50px; " x="16.253901" y="0">)</tspan>
</text>
</g>
</g>
</svg>: 5000 rpm (sodium
alginate: 0.3 wt%, ketoprofen: 9 wt%, barium ferrite: 3 wt%).</table>

Advances in Physical Chemistry

Fast Drug Release Using Rotational Motion of Magnetic Gel Beads

Figure 3