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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
6 d# `/ t5 O4 c, C9 g( ^7 z* e! o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 ... ) p5 x7 A+ F2 V A- c
8.5.2.3 是指远离病人的connector的要求,非patient connection.
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但是2-27 and 2-49 给出了一下要求:+ H+ d8 a6 Y" J7 a7 P* f/ j0 V: W# a
, r, e: E. E, s- Z. {( T8 M6 b201.8.5.2.3 * PATIENT leads' N3 e& i/ e8 j% T% x. w3 z
Addition:
) x! q9 M4 b; @/ j; k) ]+ G) _, ]Any detachable ELECTRODE connector of a LEAD WIRE shall, when separated from the+ n( i8 R$ j7 I. D
ELECTRODE, have an air clearance between connector pins and a flat surface of at least
1 h- Y8 D7 {: N/ K# \0,5 mm.0 D& Y$ E# _, e: n
- R. f$ W$ A( U% h4 I! q6 b. ] f201.8.5.2.3 * PATIENT leads5 b- C9 s4 W& z/ q" K; a4 C
Addition:2 ~2 |, n, q" z/ m0 q- d
Any connector for electrical connections on a PATIENT lead that is at the end of the lead C- D/ h7 P4 v; D1 \6 C4 X
remote from the ME EQUIPMENT shall be so constructed that said part cannot be connected to
; a6 w1 d3 k) Q* T+ uearth or possible hazardous voltage while other PATIENT CONNECTIONS of the same
& K* Y7 J+ _9 o' `, GSINGLE FUNCTION or of MULTIPLE FUNCTIONS on the same APPLIED PART contact the PATIENT. For; ^+ C# u, K3 e
APPLIED PARTS having multiple PATIENT CONNECTIONS any connector in a lead having electrical
1 N% Q( \4 [+ b* K+ O, Rconnections to ME EQUIPMENT shall comply with one of the following requirements:: V3 T% e8 v7 s/ {! ~$ B. ^! {2 y# t
– the air clearance between connector pins and a flat surface shall be at least 0,5 mm; or( d+ g; X3 O. [! j$ R! @; o/ ^
– ME EQUIPMENT shall pass the limits of the total PATIENT LEAKAGE CURRENT caused by an
! [# Z* b$ B) |2 Qexternal voltage on the PATIENT CONNECTIONS (see 8.7 and Table 4 of the general2 v, i: I% i! s/ X8 ?
standard) when measured between different SINGLE FUNCTIONS (see Figure CC.3).
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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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