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MELORIX MEDICAL™

MELORIX MEDICAL™MELORIX MEDICAL™MELORIX MEDICAL™

Transforming small vessel anastomosis

LYMPHEDEMA

250M

1 in 5

250M

250 million people suffer from lymphedema worldwide [1], more than HIV [2], Parkinson’s [3], MS [4], muscular dystrophy [5], and ALS [6] COMBINED.

10M

1 in 5

250M

10 million people in the U.S. suffer from lymphedema, with the main treatment options limited to costly and cumbersome compression garments [7].

7M

1 in 5

1 in 5

7 million cases in the U.S. are caused by cancer treatments that damage the lymphatic system [1].

1 in 5

1 in 5

1 in 5

1 in 5 women undergoing breast cancer treatment will develop lymphedema [8]. Lymphedema is the most dreaded side effect of any cancer treatment.

What is Lymphedema?

Lymphedema is a chronic condition that causes swelling, most often in the arms or legs, when the lymphatic system is damaged or not functioning properly. This system helps move fluid through the body, and when it can’t drain effectively, fluid builds up and leads to swelling. Lymphedema commonly occurs after cancer treatments such as surgery or radiation, but it can also result from injury, infection, or congenital conditions.

Side Effects and Daily Challenges

People with lymphedema may experience ongoing swelling, heaviness, pain, and reduced mobility. The skin can become more vulnerable to infections, and symptoms often worsen over time without proper management. Beyond physical discomfort, lymphedema can interfere with daily activities, require lifelong treatment, and place a significant emotional and financial burden on patients.

ABOUT MELORIX MEDICAL™

Stages of Lymphedema

Our Mission

At Melorix Medical™, our mission is to revolutionize the field of small vessel anastomosis. We are dedicated to developing innovative devices that enhance the safety, efficacy, reliability, and ease of use in treating diseases affecting the lymphatic system.

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Lymphovenous Anastomosis

Lymphovenous Bypass (LVB)

Lymphvenous bypass (LVB) is an effective microsurgery for treating or preventing lymphedema by rerouting the flow of lymph fluid through the venous system [9, 10].

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Surgeon Challenges

However, lymphatic vessels are very delicate and smaller than veins—just 0.1-1mm in diameter [11,12]. As a result, LVB is a complex microsurgical procedure, requiring extensive training for surgeons and hours in the OR [13,14].

Patient Challenges

In the U.S., 27 states do not have a LE&RN certified Center of Excellence (COE) [15]. With a steep learning curve and limited access to care, there is a need to make LVB more intuitive for surgeons and more accessible for patients.

Our Solution

Our patent-pending implantable device is engineered to simplify lymphatic microsurgeries like lymphovenous bypass (LVB) while promoting long-term lymphatic fluid patency. We designed this device through direct conversations with clinicians, researchers, surgeons, therapists, and patients.

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Accelerators & Mentorship

Our Team

William Zouzas

Sumner Barenberg, Ph.D., MBA

Colin Leonelli

Co-Founder & CTO


Education

MS in Human Factors | Northeastern

BS in Biomedical Engineering | UMass Lowell


About

William brings a background that bridges academia and industry, building key skills in medical device design and R&D. He discovered the value of integrating human factors into surgical device development while working at EnVision Endoscopy, an innovative startup where he gained hands-on experience in rapid prototyping, packaging design, usability testing, design verification, test protocol development, and more.

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Colin Leonelli

Sumner Barenberg, Ph.D., MBA

Colin Leonelli

Co-Founder & CEO


Education

MS in Bioengineering | Northeastern

BS in Bioengineering | Northeastern


About

Colin is passionate about solving unmet clinical needs for both patients and clinicians. His co-op at EMD Serono sharpened his focus on protocol adherence and attention to detail. At Paragonix Technologies and Day Zero Diagnostics, he gained hands-on experience with the engineering design process and identifying user needs. These roles strengthened his innovation skills and collaboration with high-performing, multidisciplinary teams. 

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Sumner Barenberg, Ph.D., MBA

Sumner Barenberg, Ph.D., MBA

Sumner Barenberg, Ph.D., MBA

Advisor & Board of Directors


Experience

Professor of the Practice | Northeastern



About

Sumner is a devil’s advocate that brings  products from conceptualization to commercialization by bridging the gap between management and technical teams. Having been an intrapraneur, he understands firsthand the various challenges that arise when attempting to commercialize a product – stemming mainly from needing to consider the perspective of the customer, but also the customer’s customer.

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We'd love to hear from you! Submit a form to learn more about our technology, the lymphatic system, lymphedema, lymphovenous bypass, or to share stories. 


We're also always looking to grow our network and team, so please reach out if you're interested. 



Boston, MA, USA

Educational Resources

Lymphatic System Basics

Lymphatic System Basics

The lymphatic system plays a major role in your immune, digestive, circulatory systems and more.



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What is Lymphedema?

Lymphatic System Basics

Lymphedema is characterized by localized swelling caused by abnormal accumulation of lymph fluid.



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Breast Cancer-Related Lymphedema (BCRL)

In 2022, 2.3 million women were diagnosed with breast cancer worldwide. The 5 year survival rate is around 91%, meaning that breast cancer is largely a quality of life issue. 

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Immediate Lymphatic Reconstruction (ILR)

Immediate lymphatic reconstruction (ILR) reroutes severed lymph vessels to nearby veins during lymph node removal surgery in breast cancer patients.





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Patient Stories

Lymphedema can be debilitating and take a severe mental toll. Up to 10 million people in just the USA have lymphedema. It is essential to hear their stories and work toward a better standard of care. 



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LE&RN Centers of Excellence

Lack of knowledge on care centers can prevent or delay treatment, limiting their effectiveness. The Lymphatic Education & Research Network (LE&RN) maintains a list of certified Centers of Excellence (COE) for Lymphatic Diseases.






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[1] "The Incidence and Prevalence of Lymphedema." The Lymphatic Education & Research Network (LE&RN). https://lymphaticnetwork.org/living-with-lymphedema/the-incidence-of-lymphedema#:~:text=Up%20to%20250%20million%20people,5%2C%20and%20ALS6%20combined. (accessed May 20, 2025).

[2] Prevention CfDCa. Estimated HIV incidence and prevalence in the United States, 2015–2019. HIV Surveillance Supplemental Report 2021;26(No. 1). http://www.cdc.gov/ Accessed: February 14, 2023.

[3] Willis AW, Roberts E, Beck JC, et al. Incidence of Parkinson disease in North America. npj Parkinson's Disease 2022;8(1):170. DOI: 10.1038/s41531-022-00410-y.

[4] Wallin MT, Culpepper WJ, Campbell JD, et al. The prevalence of MS in the United States. A population-based estimate using health claims data 2019;92(10):e1029-e1040. DOI: 10.1212/wnl.0000000000007035.

[5] Zhang Y, Mann JR, James KA, et al. Duchenne and Becker Muscular Dystrophies' Prevalence in MD STARnet Surveillance Sites: An Examination of Racial and Ethnic Differences. Neuroepidemiology 2021;55(1):47-55. (In eng). DOI: 10.1159/000512647.

[6] Mehta P, Raymond J, Punjani R, et al. Prevalence of amyotrophic lateral sclerosis in the United States using established and novel methodologies, 2017. Amyotrophic Lateral Sclerosis and Frontotemporal Degeneration 2023;24(1-2):108-116. DOI: 10.1080/21678421.2022.2059380.

[7] J. Boyages et al., "Financial cost of lymphedema borne by women with breast cancer," Psycho‐Oncology, vol. 26, no. 6, pp. 849-855, 2017.

[8] T. C. Gillespie, H. E. Sayegh, C. L. Brunelle, K. M. Daniell, and A. G. Taghian, "Breast cancer-related lymphedema: risk factors, precautionary measures, and treatments," Gland surgery, vol. 7, no. 4, p. 379, 2018.

[9] S. S. Qiu, T. Pruimboom, A. J. Cornelissen, R. M. Schols, S. M. van Kuijk, and R. R. van der Hulst, "Outcomes following lymphaticovenous anastomosis (LVA) for 100 cases of lymphedema: results over 24-months follow-up," Breast Cancer Research and Treatment, vol. 184, pp. 173-183, 2020.

[10] E. M. Verhey et al., "Outcomes of Lymphovenous Anastomosis for Lower Extremity Lymphedema: A Systematic Review," (in eng), Plast Reconstr Surg Glob Open, vol. 10, no. 10, p. e4529, Oct 2022, doi: 10.1097/gox.0000000000004529.

[11] R. Friedman et al., "Utilizing a lower extremity vein graft for immediate lymphatic reconstruction," (in eng), J Plast Reconstr Aesthet Surg, vol. 75, no. 8, pp. 2831-2870, Aug 2022, doi: 10.1016/j.bjps.2022.06.076.

[12] K. T. Lee, J. W. Park, and G. H. Mun, "Serial two‐year follow‐up after lymphaticovenular anastomosis for the treatment of lymphedema," Microsurgery, vol. 37, no. 7, pp. 763-770, 2017.

[13] Lipman K, Luan A, Stone K, Wapnir I, Karin M, Nguyen D. Lymphatic Microsurgical Preventive Healing Approach (LYMPHA) for Lymphedema Prevention after Axillary Lymph Node Dissection-A Single Institution Experience and Feasibility of Technique. J Clin Med. 2021 Dec 24;11(1):92. doi: 10.3390/jcm11010092. PMID: 35011833; PMCID: PMC8745451.

[14] M. Takeishi, M. Kojima, K. Mori, K. Kurihara, and H. Sasaki, "Primary intrapelvic lymphaticovenular anastomosis following lymph node dissection," Annals of plastic surgery, vol. 57, no. 3, pp. 300-304, 2006.

[15] "Lymphatic Education & Research Network Centers of Excellence." Lymphatic Education & Research Network. https://lymphaticnetwork.org/centers-of-excellence (accessed May 20, 2025).

Melorix Medical™

colin.leonelli@melorixmedical.com

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