A speculum.
A speculum (100) having an elongate retractor (101), an annular retaining collar (103), a skirt (102) and an actuator (105) configured to operate the retaining collar (103) between an engaged and disengaged position. The speculum (100) is design to be self retaining once inserted within an animal or...
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| Format: | Patent |
| Published: |
2009
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| Online Access: | http://psasir.upm.edu.my/id/eprint/32122/ |
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