Comparative Study of Gap Assessment Techniques between Single Spoon and Double Spoon Methods in Robotic-Assisted Total Knee Arthroplasty (TKA)

Status

Recruiting

Phases

Phase 4

Study type

Interventional

Source

TCTR

Registry ID

TCTR20251117006

Enrollment

Registered

2025-11-17

Start date

2025-04-29

Completion date

Unknown

Last updated

2026-08-03

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

Conditions

total knee arthroplasty (TKA) Robotic assisted TKA, spoon technique

Interventions

The one-spoon technique: Assessing the gap on the lateral and medial sides sequentially (one spoon per side).,The two-spoon technique: Assessing the gap on both sides simultaneously (two spoons used a

Experimental Device,Experimental Device

1 spoon,2 spoons

Eligibility

Sex/Gender

Male

Age

50 Years to 100 Years

Inclusion criteria

Inclusion criteria: 1. Patient age > 50 years 2. Underwent TKA operation by using robotic assisted 3. normal soft tissue laxity

Exclusion criteria

Exclusion criteria: Severe bone loss, hyperlaxity of soft tissue

Design outcomes

Primary

Measure	Time frame
compare the knee gap difference between the two methods intra-operation millimeter	—

Secondary

Measure	Time frame
N/A N/A N/A	—

Countries

Thailand

Contacts

Public Contactkrittin kittipibul

Siriraj Hospital Mahidol University

krittin.kit@gmail.com024192667

Outcome results

None listed

Source: TCTR (via WHO ICTRP) · Data processed: Aug 10, 2026