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A case records based study for a new type of fenestrated pedicle screw

A case records based study for a new type of fenestrated pedicle screw

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR1900021319
Enrollment
Unknown
Registered
2019-02-13
Start date
2019-02-15
Completion date
Unknown
Last updated
2019-02-18

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Spondylolisthesis, Osteoporosis

Interventions

1CPS group
2FPS group:different pedicle screws

Sponsors

Department of Orthopaedics, Xinqiao Hospital, Amy Military University
Lead Sponsor

Eligibility

Sex/Gender
All
Age
43 Years to 83 Years

Inclusion criteria

Inclusion criteria: (1) suffering from osteoporosis: DEXA bone mineral density test demonstrating a mean T score for the femur less than -2.50(-2.51 -4.05, mean: -3.26±0.46); (2) symptoms of spondylolisthesis: lower back pain, radicular pain, neurogenic claudication, and others; (3) grade I or II isthmic or degenerative spondylolisthesisillustrated by the preoperative radiological assessment; (4) persistence of symptoms not relieved by conservative treatment for =6 months; (5) treatment by one-level MIS-TLIF.

Exclusion criteria

Exclusion criteria: (1) a mean T score for the femur greater than -2.5; (2) lumbar disc herniation or lumbar spinal stenosis without spondylolisthesis; (3) treatment by two-level or more MIS-TLIF; (4) treatment by surgical procedures other than MIS-TLIF.

Design outcomes

Primary

MeasureTime frame
Taillard index;

Countries

China

Contacts

Public ContactYue Zhou

Department of Orthopaedics, Xinqiao Hospital, Amy Military University

happyzhou@vip.163.com+86 023 68774328

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026