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US 2009/0024190 A1Published application
Medical laser device
OwnerMichael Irvineinventor
Life of this patent
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Abstract
A medical laser device is disclosed comprising a laser source and an optical fibre which is inserted in use within an introducer sheath. A withdrawal assist device is provided to assist a user to withdraw the optical fibre and/or the introducer sheath at a controllable rate. The introducer sheath may have graduations provided on an outer surface of the sheath which are detected by the withdrawal-assist device.
Claims25
1-42. (canceled)
A medical laser device comprising:
- a laser source for emitting laser radiation;
- an introducer sheath;
- an optical fiber which is inserted, in use, within said introducer sheath;
- and
- a withdrawal-assist device which is arranged and adapted to assist a user to withdraw said optical fiber and/or said introducer sheath at a desired rate, wherein the withdrawal-assist device includes an engaging element which engages said optical fiber and/or said introducer sheath for measuring the withdrawal rate of said optical fiber and/or said introducer sheath.
2 more elements
A medical laser device comprising:
- a laser source for emitting laser radiation;
- an introducer sheath;
- an optical fiber which is inserted, in use, within said introducer sheath;
- and
- a withdrawal-assist device which is arranged and adapted to assist a user to withdraw said optical fiber and/or said introducer sheath at a desired rate, wherein the withdrawal-assist device includes one or both of the following for measuring the withdrawal rate of said optical fiber and/or said introducer sheath:
- an optical detector including a complementary metal oxide semiconductor (CMOS) detector or charge coupled device (CCD) detector;
- or
- a triangulation element having a first detector means and a second detector means, said second detector means being spaced apart from said first detector means.
5 more elements
A method comprising:
- inserting an optical fiber within an introducer sheath;
- delivering laser radiation to said optical fiber;
- and
- using a withdrawal-assist device to assist a user to withdraw said optical fiber and/or said introducer sheath at a desired rate, wherein the withdrawal-assist device includes an engaging element which engages said optical fiber and/or said introducer sheath for measuring the withdrawal rate of said optical fiber and/or said introducer sheath.
1 more element
Dependencies are inferred from the claim text.