Application No. PCT/KR2020/003529
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`Attorney Docket No. PJK4894993
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`[CLAIMS]
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`[Claim 1]
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`A handle device for a surgical tool, comprising:
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`a handle body formed with a tool insertion hole for inserting the surgical tool therein;
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`a grip memberdetachably installed in the handle body; and
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`a marker memberinstalled in the handle body.
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`[Claim 2]
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`The handle device for the surgical tool of claim 1, wherein the handle body comprises:
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`a tool insertion portion in which the surgical tool is inserted in position; and
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`a grip insertion portion formed with a plurality of grip coupling holes, in which the grip
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`memberis inserted, along a circumferenceofthe tool insertion portion.
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`[Claim 3]
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`The handle device for the surgical tool of claim 2, wherein
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`the grip member comprisesa grip to be gripped by a user; and a coupling projection
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`protruding from the grip to be inserted in the grip coupling hole, and
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`the handle device comprises a separation preventor formed in a coupling portion and
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`preventing the grip member coupledto the grip coupling hole from separation.
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`[Claim 4]
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`The handle device for the surgical tool of claim 3, wherein the separation preventor
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`20
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`comprises:
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`a stopper insertion hole formed in the coupling projection;
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`a stopper member comprising a ball housing to be inserted in the stopperinsertion hole,
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`a ball to be inserted in the ball housing, and an elastic memberinserted in the ball housing and
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`applying elasticity to the ball; and
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`11
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`
`
`Application No. PCT/KR2020/003529
`
`Attorney Docket No. PJK4894993
`
`a locking hole formed in the grip coupling hole and locking the ball thereto.
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`[Claim 5]
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`The handle device for the surgical tool of claim 3, wherein the separation preventor
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`comprises a permanent magnetplacedin at least one of the grip coupling hole and the coupling
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`projection.
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`[Claim 6]
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`The handle device for the surgical tool of claim 2, wherein the marker member
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`comprises:
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`a marker rod comprising a first end to be inserted in and fastened to a markerinsertion
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`10
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`hole formed in the grip insertion portion;
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`a markerinstallation member formed in a second end of the marker rod; and
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`a plurality of markers installed in the markerinstallation member.
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`[Claim 7]
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`The handle device for the surgical tool of claim 1, further comprising a tool support
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`memberinstalled in the handle body and movable inwards and outwardsin a direction of the tool
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`insertion hole.
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`[Claim 8]
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`The handle device for the surgical tool of claim 7, wherein the tool support member
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`comprisesa tool insertion portion to which a control tool is fitted, a threaded portion extended
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`20
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`from the tool insertion portion and fastened to a fastening hole formed in the handle body, and a
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`surgical tool supporter extended from the threaded portion and movable inwards and outwardsin
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`the direction of the tool insertion hole.
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`12
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