Multimodal Thermal Therapy With Targeted and Immunotherapy for Untreated Unresectable HCC

Trial statusNot yet recruiting
Trial phaseNot applicable
Trial typeInterventional
Biological sexAll
Age18-80
SponsorZhejiang University

About this trial

Multimodal Thermal Therapy combined with targeted therapy and immunotherapy versus targeted therapy and immunotherapy alone for systemically untreated unresectable hepatocellular carcinoma (HCC)

Eligibility criteria

This trial does not accept healthy volunteers

Qualifiers

• Age 18-80, regardless of gender;

Diagnosed with unresectable HCC by imaging or histology, BCLC stage B or C;

No prior systemic immunotherapy, chemotherapy, targeted therapy, or other systemic drug treatments for HCC;

Presence of an image-evaluable lesion intended for ablation without prior local ablation therapy, with the maximum diameter of the target tumor ≤5 cm;

Disqualifiers

• Invasion of the main portal vein;

Diffuse hepatocellular carcinoma;

The hepatic lesion occupies more than 50% of the liver volume.

Patients with a history or current diagnosis of brain metastases whose symptoms are not fully controlled (i.e., persistent or worsening symptoms, or requiring adjustments to symptomatic treatment to maintain symptom relief);

Trial design

Design model

Parallel

Treatments tested in this trial

  • Multimodal Thermal Therapy

    Device

    Multimodal Thermal Therapy (MTT) is an advanced ablation technique that utilizes an integrated microprobe to combine liquid nitrogen freezing with radiofrequency heating. This dual-action process creates a rapidly shifting temperature field and significant tissue stress, leading to the complete destruction of tumor cells and their associated blood vessels. Beyond local tumor removal, the procedure acts as an "in situ vaccine" by releasing tumor-associated antigens and danger signals into the bloodstream, which activates a systemic and durable anti-tumor immune response.

  • Targeted and Immune Drugs

    Drug

    In this research, systemic treatment specifically refers to the combination of targeted therapies and immune checkpoint inhibitors, such as PD-1 inhibitors. These drugs are selected based on their approval by the NMPA for liver cancer treatment and the specific clinical needs of the patient. The primary role of the immune drugs is to block immune checkpoints, which prevents the tumor from escaping the body's defenses and significantly enhances the natural anti-tumor function of T cells. Complementing this, the targeted drugs-often anti-angiogenic agents-work to inhibit tumor blood vessel growth and improve the overall immune microenvironment. When used together, they create a synergistic "dual" effect: the targeted drugs optimize the environment for immune cell infiltration while the immune drugs activate T cells to more effectively attack the cancer.

Treatment groups

166 Participants
are divided into 2 treatment groups
Group A: Experimental groupExperimental treatment 2 interventions
Group B: Control GroupActive comparator 1 intervention

Trial outcomes

Primary outcomes

1

Progression-free survival (PFS) per mRECIST

Progression-free survival (PFS) was defined as the interval from randomization to initial confirmed disease progression or all-cause death, whichever came first, with tumor assessments conducted per mRECIST by on-site investigators.

Time frame
Up to ~24 months.

Secondary outcomes

1

Objective Response Rate (ORR) per mRECIST

ORR is defined as the percentage of participants who have a confirmed complete response (CR: disappearance of any intratumoral arterial enhancement in all target lesions) or partial response (PR: at least a 30% decrease in the sum of diameters of viable \[enhancement in the arterial phase\] target lesions, taking as reference the baseline sum of the diameters of target lesions), with tumor assessments conducted per mRECIST by on-site investigators.

Time frame
Up to ~24 months.
2

Objective Response Rate (ORR) per RECIST 1.1

Objective response rate (ORR) was defined as the proportion of participants achieving confirmed complete response or partial response, with tumor assessments conducted per RECIST 1.1 by on-site investigators.

Time frame
Up to ~24 months.
3

Progression-free survival (PFS) per RECIST 1.1

Progression-free survival (PFS) was defined as the interval from randomization to initial confirmed disease progression or all-cause death, whichever came first, with tumor assessments conducted per RECIST 1.1 by on-site investigators.

Time frame
Up to ~24 months.
4

Overall Survival

Overall survival (OS) was defined as the time from randomization to all-cause death, with outcome assessments conducted by on-site investigators.

Time frame
Up to ~36 months.

Other outcomes

Sponsors and contacts

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