Plan-Do-Check-Action Circulation Combined with Accelerated Rehabilitation Nursing under Computed Tomography in Prevention and Control of Hospital Infection in Elderly Patients Undergoing Elective Orthopedic Surgery

Figure 1

Conventional CT scan images. (a) Coronal position of lumbar vertebra. (b) Sagittal position of lumbar vertebra. (c) Sagittal position of thoracic vertebra. (d) Transverse position of lumbar vertebra. Many metal artifacts were observed, and the relationship among artificial joints and the position of internal fixation nails were blurred.

(a)

(b)

(c)

(d)