USDACategoryB
USDAPai
Levels美国农业部疼痛分级
B类
Breedi
gorHoldi
gColo
yProtocols
繁育或维持种群的方案
USDACategoryCC类
Nomoretha
mome
taryorslightpai
ordistressa
d
ouseofpai
relievi
gdrugsor
opai
ordistressForexampleeutha
atizedfortissuesjustobservedu
der
ormalco
ditio
spositiverewardprojectsrouti
eproceduresi
jectio
sa
dbloodsampli
g
仅有瞬时或轻微的疼痛或应激反应，且不使用减缓疼痛的药物；或者不存在疼痛或应激反应。例如：安乐死取组织；仅在正常情况下能观察到；积极的奖励项目；常规操作；注射；以及采血。Examples
1Holdi
gorweighi
ga
imalsi
teachi
gorresearchactivities2I
jectio
sbloodcollectio
orcatheterimpla
tatio
viasuperficialvessels3Tattooi
ga
imals4Earpu
chi
gofrode
ts5Routi
ephysicalexami
atio
s6Observatio
ofa
imalbehavior7Feedi
gstudieswhichdo
otresulti
cli
icalhealthproblems8AVMAapprovedhuma
eeutha
asiaprocedures9Routi
eagriculturalhusba
dryprocedures10Livetrappi
g11Positiverewardprojects1在教学或科研活动中保定或称重动物。2注射采血或通过表浅血管植入导管。3对动物进行纹身。4对啮齿类动物进行耳朵穿孔。5常规体格检查。6观察动物行为。
f7不会导致临床健康问题的喂食实验。8美国兽医协会允许的人道主义安乐死程序。9常规的农牧业饲养程序。10活体诱捕。11积极的奖励项目。
USDACategoryDD类
Pai
ordistressappropriatelyrelievedwitha
estheticsa
algesicsa
dortra
quilizerdrugsorothermethodsforrelievi
gpai
ordistress
使用麻醉剂、镇痛剂和或镇静剂或其他方法适当地减轻疼痛或应激反应。Examples
1Diag
osticproceduressuchaslaparoscopyor
eedlebiopsies2No
survivalsurgicalprocedures3Survivalsurgicalprocedures4Postoperativepai
ordistress5Ocularbloodcollectio
i
mice6Termi
alcardiacbloodcollectio
7A
ypostproceduraloutcomeresulti
gi
evide
tpai
discomfortordistresssuchasthatassociatedwithdecreasedappetiteactivityleveladversereactio
stotouchope
ski
lesio
sabscesseslame
essco
ju
ctivitiscor
ealedemaa
dphotophobia8Exposureofbloodvesselsforcatheterimpla
tatio
9Exsa
gui
atio
u
dera
esthesia10I
ducedi
fectio
sora
tibodyproductio
withappropriatea
esthesiaa
dpostoppostprocedurea
algesiawhe
ecessary1诊断程序，如腹腔镜检查或穿刺活检。2非存活手术程序。3存活手术程序。4手术后疼痛或应激反应。5小鼠眼部采血。6终末心脏采血
f7任何由明显疼痛、不适或诸如与食欲活动水平下降、对触摸、开放性皮肤伤口、脓肿、跛行、结膜炎、角膜水肿以及畏光等相关的应激反应所导致的后果r