Cancer patients undergoing chemotherapy throughout their treatment in our hospital

Patients with PICC implanted for the first time and maintained at our hospital;

Age 18-60 years;

Normal cognitive function;

the clenching movement is barrier-free;

The material and performance of PICC catheter are silicone three-way valve catheter;

Catheter placement under the guidance of portable color Doppler ultrasound diagnostic instrument;

Voluntarily participate and sign the informed consent form.

Effect of Precise Grip Strength Training on PICC Catheter-Related Thrombosis in Cancer Patients