. Archives of physical medicine and rehabilitation . arm can easily be re-moved or turned to the side so that ofall apparatus of this type, this is prob-ably one of the most flexible, mosteasily adjusted, and safest. The size ofthe fluoroscopic field extends over theentire length and widtT. of the tableand there are no projecting parts. Noaccessory apparatus is required. 343 NKW KgilIMKNT The most distinguishing fciilurcs ofthe Wappler junior Horizontal Fluoro-scope are: 1. Absolute protection against hightension shock. 2. Extreme case of control, operat-ing entirely on roller bearings. 3. Ful
. Archives of physical medicine and rehabilitation . arm can easily be re-moved or turned to the side so that ofall apparatus of this type, this is prob-ably one of the most flexible, mosteasily adjusted, and safest. The size ofthe fluoroscopic field extends over theentire length and widtT. of the tableand there are no projecting parts. Noaccessory apparatus is required. 343 NKW KgilIMKNT The most distinguishing fciilurcs ofthe Wappler junior Horizontal Fluoro-scope are: 1. Absolute protection against hightension shock. 2. Extreme case of control, operat-ing entirely on roller bearings. 3. Full length and width of fluoro-scopic field to enable complete examin-ing of the patient without moving thepatient. 4. Complete electrical control oftube current and voltage, independentlyof each other, and the practicabilityincident to being able to connect theapparatus to any existing light socket. 5. Improved screen and shutterholder to permit absolutely free adjust-ment of the screen for all possible con-ditions. 6. The screen arm removal feature. so that operations can be performed on arms or other projecting parts of thethe table without interference of screen apparatus. 344 s ^ r_ ABSTRACTS-^^ RPVIEWS IT ? ^ -^>^?<—^ A Review and Classification of Bone Sarcomas. James Ewing, M. D., Archives of Surgery, 4:485, May, designate a bone tumor simply asround, spindle, or giant cell, isquite inadequate to the proper defini-tion. If properly defined, e. g., oste-ogenic sarcoma, further designation ofcell type is then useful as an indicationof the degree of potential a classification is possible to aconsiderable extent. The forms of neoplastic diseaseoriginating in bone and bone marroware classified under the following mainheads which are further subdivided:(1) osteoma, (2) chondroma, (3) en-dothelioma, (5) benign central giantcell tumor and variants, (6) osteogenicsarcoma, (7) myeloma. Pure myxomais classified under chondroma. There follows in the or
Size: 2111px × 1184px
Photo credit: © Reading Room 2020 / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookcentury1900, bookdecade1920, bookidn08archiveso, bookyear1920
