Set of four life-size models illustrate degenerative joint disease (osteoarthritis). Disease-free (normal) knee also includes additional important structures including ligaments, tendons and patella. The other three models demonstrate articular surface degeneration and the development of osteophytes (bone spurs).
![Canine Osteoarthritis Knee Model, Normal + 3 Conditions, 1019577 [W33373], 骨学](/imagelibrary/W33373/W33373_01_Canine-Osteoarthritis-Knee-Model-Normal-3-Conditions.jpg)
![Canine Osteoarthritis Knee Model, Normal + 3 Conditions, 1019577 [W33373], 骨学](/thumblibrary/W33373/W33373_01_1200_1200_Canine-Osteoarthritis-Knee-Model-Normal-3-Conditions.jpg)
![Canine Ear Model - Normal / Infected, 1019593 [W47850], 动物病](/thumblibrary/W47850/W47850_01_140_140_Canine-Ear-Model-Normal-Infected.jpg)
![Canine Skin Model with Flea Bite Conditions, 1019582 [W33374], 动物病](/thumblibrary/W33374/W33374_01_140_140_Canine-Skin-Model-with-Flea-Bite-Conditions.jpg)
![Canine Knee, 1019576 [W33354], 骨学](/thumblibrary/W33354/W33354_01_140_140_Canine-Knee.jpg)
![下颌犬齿，2部分 - 3B Smart Anatomy, 1000241 [D10/2], 牙齿模型](/thumblibrary/D10-2/D10-2_01_140_140_下颌犬齿-2部分-3B-Smart-Anatomy.jpg)
![Canine Elbow, 1019579 [W33357], 动物病](/thumblibrary/W33357/W33357_01_140_140_Canine-Elbow.jpg)
![Canine Heart and Lung Model, 1019586 [W33376], 动物病](/thumblibrary/W33376/W33376_01_140_140_Canine-Heart-and-Lung-Model.jpg)
![Canine Jaw Model, 1019591 [W33360], 口腔](/thumblibrary/W33360/W33360_01_140_140_Canine-Jaw-Model.jpg)
![Canine Parasite Model, 1019583 [W47854], 动物病](/thumblibrary/W47854/W47854_01_140_140_Canine-Parasite-Model.jpg)
![Canine Jaw Model-Clear, 1019592 [W33361], 口腔](/thumblibrary/W33361/W33361_01_140_140_Canine-Jaw-Model-Clear.jpg)
![Canine Shoulder Model, 1019580 [W33355], 动物病](/thumblibrary/W33355/W33355_01_140_140_Canine-Shoulder-Model.jpg)
![Canine 5-piece Vertebrae Column Model, 1019581 [W33353], 动物病](/thumblibrary/W33353/W33353_01_140_140_Canine-5-piece-Vertebrae-Column-Model.jpg)
![Canine Pelvis (Hip) Model, 1019578 [W33356], 动物病](/thumblibrary/W33356/W33356_01_140_140_Canine-Pelvis-Hip-Model.jpg)
![备用犬牙和磨牙，用于D25, 1020688 [XD001], 替代品](/thumblibrary/XD001/XD001_01_140_140_备用犬牙和磨牙-用于D25.jpg)
![Feline Hip Model, 1019587 [W33377], 骨学](/thumblibrary/W33377/W33377_01_140_140_Feline-Hip-Model.jpg)
![Feline Elbow-Shoulder Model, 1019588 [W33378], 动物病](/thumblibrary/W33378/W33378_01_140_140_Feline-Elbow-Shoulder-Model.jpg)
![鸡骨架，标本(Gallus gallus domesticus), 1020966 [T300021], 鸟类](/thumblibrary/T300021/T300021_01_140_140_鸡骨架-标本-Gallus-gallus-domesticus.jpg)
![家兔骨架，标本 (Oryctolagus cuniculus var.domestica), 1020985 [T300081], 啮齿动物](/thumblibrary/T300081/T300081_01_140_140_家兔骨架-标本-Oryctolagus-cuniculus-vardomestica.jpg)
![马骨架(家马)，公马，标本, 1021003 [T300141m], 农场动物](/thumblibrary/T300141m/T300141m_01_140_140_马骨架-家马-公马-标本.jpg)
![Bovine skull (Bos taurus), without horns, specimen, 1020977 [T300151w/o], 农场动物](/thumblibrary/T300151w-o/T300151w-o_01_140_140_Bovine-skull-Bos-taurus-without-horns-specimen.jpg)
![猪颅骨(家猪)，母猪，标本, 1021000 [T300161f], 农场动物](/thumblibrary/T300161f/T300161f_01_140_140_猪颅骨-家猪-母猪-标本.jpg)
![家犬颅骨(中华田园犬)，L，标本, 1020995 [T30021L], 食肉动物](/thumblibrary/T30021L/T30021L_01_140_140_家犬颅骨-中华田园犬-L-标本.jpg)
![Tooth Types of Different Mammals (Mammalia), Deluxe Version, 1021046 [T300292], 比较解剖学](/thumblibrary/T300292/T300292_01_140_140_Tooth-Types-of-Different-Mammals-Mammalia-Deluxe-Version.jpg)
![家犬腿(中华田园犬)，标本, 1021059 [T300321], 食肉动物](/thumblibrary/T300321/T300321_01_140_140_家犬腿-中华田园犬-标本.jpg)
![绵羊骨架(家羊)，公羊，标本, 1021025 [T300361m], 农场动物](/thumblibrary/T300361m/T300361m_01_140_140_绵羊骨架-家羊-公羊-标本.jpg)
![家犬(中华田园犬)，L，灵活安装标本, 1020991 [T300401L], 食肉动物](/thumblibrary/T300401L/T300401L_01_140_140_家犬-中华田园犬-L-灵活安装标本.jpg)
![Horse (Equus ferus caballus), sacrum, 1021054 [T30058], 骨学](/thumblibrary/T30058/T30058_01_140_140_Horse-Equus-ferus-caballus-sacrum.jpg)
![Dog (Canis lupus familiaris), sacrum, 1021060 [T30063], 骨学](/thumblibrary/T30063/T30063_01_140_140_Dog-Canis-lupus-familiaris-sacrum.jpg)
![Dog (Canis lupus familiaris), sternum, 1021061 [T30064], 骨学](/thumblibrary/T30064/T30064_01_140_140_Dog-Canis-lupus-familiaris-sternum.jpg)