Last updated September 1, 2026

VRiT

Developing a handheld bioprinter to deliver stem cells onto burn and trauma wounds

Medical DevicesWound CareCell Therapy

Severe burns can destroy the skin's ability to heal on its own. Standard treatment often uses a graft cut from healthy skin elsewhere on the patient, creating another wound. The larger the burn, the less healthy skin may remain available for grafting.

VRiT is developing INSITE, a handheld bioprinter that deposits biomaterial directly onto a wound during surgery. Its SHIELD product adds stem cells to the printed material, aiming to support tissue repair while reducing reliance on donor skin.

Key Investor Signals

Co-founder named on two granted US tissue-printing patents

Axel Guenther is senior author of the 2018 paper reporting the first device to form tissue directly on a wound and a on two granted US patents covering the approach.

Improved healing in a large-animal burn study

In pigs with full-thickness burns, the handheld printer deposited sheets carrying . Treated wounds showed faster skin regrowth and new blood-vessel formation.

Secured four non-dilutive awards in 18 months

VRiT won first place in the 2026 after placing third in 2025, and also received a Health Innovation Hub fellowship and a VentureLift grant.

Other Positive Signals

  • Published a second peer-reviewed bioprinting paper in Biofabrication in March 2026.
  • Joined the 2024–25 Canada Activator cohort with business and clinical co-leads.
  • Completed the 12-week Launch Health program in spring 2025.

Team

Sushant Singh

CEO and Co-founder

  • First author of a 2024 paper on scalable microgels, with a application filed on the same technology.
  • Earned a doctorate in 2025 after developing microfluidics in Guenther's lab since 2019.
  • Worked at Canada's National Research Council in 2020 on micro-injection moulding for microfluidic device fabrication.

Axel Guenther

CSO and Co-founder

  • Founding co-director of , a joint research centre of the University of Toronto and Canada's National Research Council.
  • Full professor at the University of Toronto, with a doctorate from and postdoctoral research experience at MIT.
  • Named University of Toronto Innovator of the Year in 2013 and received the ETH Medal for his doctoral thesis in 2002.

Product

INSITE is a handheld bioprinter that rolls across an open wound, depositing a continuous collagen- and fibrin-based sheet that sets in about two minutes. SHIELD adds stem cells to the bioink, allowing the same device to deliver living cells directly onto severe skin injuries.

Built for burn surgery workflows

Full-thickness burns are already treated in the operating room after damaged tissue is removed. INSITE is designed to deposit its biomaterial sheet directly onto the prepared wound during the same procedure.

Conformal printing on curved wounds

The printhead remains in contact as the wound surface curves, allowing the material to form in place across areas such as shoulders, faces and limbs rather than being cut and pieced to fit.

Recurring printhead and bioink use

The handheld bioprinter is a reusable device, while the printhead and bioink cartridge are replaced for each patient. SHIELD extends the same delivery platform into stem-cell therapy.

Market Overview

Burn care is highly specialized. In 2020, 94 US hospitals treated 81% of burn admissions, with a median of 203 admissions each. Severe cases are concentrated in centres that already remove damaged tissue, perform grafting and manage complex wounds, giving new surgical technologies a relatively defined clinical customer base.

Advanced wound care is already an established commercial category spanning biologic grafts, cell-based products and devices used in acute and chronic wounds. Acquisitions such as and also show strategic buyer interest in regenerative wound-healing platforms.

Annual US fire and burn injuries
398,000

An estimated 398,000 fire or burn injuries received medical care in the United States in 2021.

Annual global burn deaths
180,000

WHO estimates that burns cause about 180,000 deaths each year, mostly in low- and middle-income countries.

Donor-sparing skin peer revenue
$71.6M

reported $71.6M in 2025 revenue and an 82.1% gross margin for its acute wound-care business.

Advanced wound care market in 2030
$14.87B

The global advanced wound care market is forecast to reach $14.87B by 2030, growing 4.79% annually.

Comparable Outcomes

Biologic wound graft

Kerecis

Up to $1.3B acquisition

Kerecis developed intact fish-skin grafts for wounds and burns. The minimally processed material preserves tissue structure so a patient's own cells can grow into it. acquired Kerecis in August 2023 for $1.2B upfront, with up to $100M in additional earnout payments.

Living-cell skin product

Advanced BioHealing

$750M Acquisition

Advanced BioHealing developed , a living-cell skin substitute made from human fibroblasts grown on an absorbable mesh and approved for full-thickness diabetic foot ulcers. acquired Advanced BioHealing in June 2011 for $750M in cash, establishing a regenerative medicine business around Dermagraft.

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Sources

This profile was built from public company materials, ecosystem sources, market references, and professional profiles.

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