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发表于 2016-1-15 09:49
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emailsimon 发表于 2016-1-15 08:58 $ t8 T/ t+ f% A/ S- }
比如监护仪的ECG lead的电极认为是patient connection, 但是电极裸露的导电部件还是可以接触到SIP/SOP, en ... ) e$ U# N5 S) c% J5 ~
8.5.2.3 是指远离病人的connector的要求,非patient connection.
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, i9 d6 `+ A$ R/ ^2 m但是2-27 and 2-49 给出了一下要求:
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201.8.5.2.3 * PATIENT leads
^. @5 g) {& T: G6 SAddition:
! m0 N' K) c7 d( z2 R9 kAny detachable ELECTRODE connector of a LEAD WIRE shall, when separated from the0 k: U' `* h: m- r. N
ELECTRODE, have an air clearance between connector pins and a flat surface of at least" h9 l& s) P& }8 y; T& D
0,5 mm.
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2 o( P J1 M7 H2 ^201.8.5.2.3 * PATIENT leads
* e; d4 T( I8 IAddition:
# U7 Z) d V) u: l& xAny connector for electrical connections on a PATIENT lead that is at the end of the lead
+ v8 l4 G0 i z3 a) K9 Kremote from the ME EQUIPMENT shall be so constructed that said part cannot be connected to
! k' Z# X6 R" i, [$ Tearth or possible hazardous voltage while other PATIENT CONNECTIONS of the same
' p6 Y/ Z% w2 G' |SINGLE FUNCTION or of MULTIPLE FUNCTIONS on the same APPLIED PART contact the PATIENT. For3 q- X3 a8 I+ m: d- D
APPLIED PARTS having multiple PATIENT CONNECTIONS any connector in a lead having electrical
9 m4 B/ `' l7 R# yconnections to ME EQUIPMENT shall comply with one of the following requirements:. ]- X \, l/ s$ t- C+ c2 ?
– the air clearance between connector pins and a flat surface shall be at least 0,5 mm; or
/ ~! ^$ T! A4 Q- f2 W) W– ME EQUIPMENT shall pass the limits of the total PATIENT LEAKAGE CURRENT caused by an1 S0 y6 N2 @* B0 s9 w
external voltage on the PATIENT CONNECTIONS (see 8.7 and Table 4 of the general
' V0 z) U: B* _. H# Qstandard) when measured between different SINGLE FUNCTIONS (see Figure CC.3).* B, `) B" a* C5 T6 G
' H1 S9 O: @! o( ^: W我觉得60601-1部分的说法是存在一定的bug,但是在专标里面,根据产品的实际使用情况,又把这个bug给补上了。 |
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