Clinical Investigation on Safety, Performance and Effectiveness of Sono-instruments

Exclusion Criteria

• •Participants with one or more of the following conditions are excluded from the study:
• •Dwarfism or participants with small size hand/CT/TF-thumb;
• •Past or active infection;
• •Known allergic reaction to metals;
• •Coagulation problems, with significant risk of per/postoperative bleeding;
• •In case of TF: long evolution, with ankylosis of the proximal interphalangeal joint;
• •In case of CT: severe median nerve dysfunction;
• •Previous facture or dislocation in the operated area or any affection causing malalignment or distortion of the local skeleton due to trauma, arthritis or other causes;
• •Other known clinical risks outweighing the expected clinical benefits or increasing the risk of a postoperative lesion (e.g. tissue adhesions, anatomical abnormalities, neuro-vascular structures in the zone of the intended release, local tumors);
• •Insufficient sonographic identification of the operated tissue;
• •Previous attempt to treat the condition;
• •Currently receiving treatment for CT or TF;
• •Contra-indication to local anesthesia (general, regional or local);
• •Participant unable (vulnerable participant)/unwilling to provide informed consent;
• •Participant is enrolled in another study.