GAUSS SURGICAL

Menlo Park, CA All United States companies → — Founded 2011

Medical Device / Hardware Point-of-Care Diagnostics Specialty-Focused AI

Anesthesiology General Surgery Obstetrics & Gynecology

OB/GYN AI Surgical AI

Acquired by Stryker — $60.2M

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Products

Triton System

GAUSS SURGICAL

OB/GYN AI

The Triton System by Gauss Surgical is an AI-powered mobile platform that uses computer vision to provide real-time, accurate estimation of blood loss during surgery and labor and delivery, improving patient safety and outcomes.

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About GAUSS SURGICAL

Gauss Surgical developed an innovative AI-enabled platform called Triton, designed to provide real-time, accurate monitoring of surgical blood loss. This technology leverages computer vision and machine learning, typically deployed on mobile devices like iPads, to analyze images of surgical sponges and canisters. The primary aim is to overcome the inherent inaccuracies of traditional visual estimation of blood loss, which can lead to suboptimal patient management and increased risks.

The Triton system has demonstrated significant improvements in maternal and surgical care by enabling earlier recognition of hemorrhage, particularly postpartum hemorrhage—a leading cause of maternal mortality globally. By providing objective and precise blood loss data, clinicians can intervene more timely, potentially reducing unnecessary blood transfusions and shortening hospital stays. Gauss Surgical was acquired by Stryker Corporation in 2021, integrating its advanced AI capabilities into Stryker’s instruments division to further enhance patient safety and outcomes in the operating room and labor and delivery departments.

Focus Areas

Real-time surgical blood loss monitoring AI-enabled platform for operating room maternal health early detection of hemorrhage computer vision machine learning perioperative care

Business Intelligence

Key Investors	Northwell Health, SoftBank Ventures Korea (now SoftBank Ventures Asia), LS Polaris Innovation Fund (Polaris Partners), Promus Ventures, LifeForce Ventures, Taube Investment Partners, Jump Capital, Stanford-StartX Fund, Delta Dental of Michigan and Ohio's 4100 Group, UNC/REX Healthcare, OSF Healthcare, Providence Healthcare, Orlando Health, Spectrum Health, Mount Sinai Health System, Memorial Hermann Health System, Summation Health Ventures (MemorialCare Health System and Cedars-Sinai Health System)
Partnerships	Cedars-Sinai Medical Center, UC Irvine Healthcare, Memorial Care Health System, Northwell Health, Mount Sinai Hospital
Acquisitions	Acquired by Stryker Corp (SYK) in 2021; spun off its home diagnostics business into Exa Health
Technology	AI-enabled platform, computer vision, machine learning, digital imaging, mobile applications (iPad-based), cloud-based algorithms, Feature Extraction Technology (FET)
FDA Clearances	At least 3, with several follow-on 510(k) clearances cleared products (estimated)

What Physicians Need to Know

Specialization: Real-time Surgical Blood Loss Monitoring

GAUSS SURGICAL, with its flagship product Triton, specializes in providing accurate, real-time monitoring of blood loss during surgery. This addresses the long-standing problem of subjective and often inaccurate visual estimation of blood loss by clinicians.

Specialization: AI-enabled Platform for Operating Room

The company leverages an AI-enabled platform, utilizing computer vision and machine learning algorithms, to analyze images of blood-containing surgical sponges and canisters. This technology provides objective quantification of blood loss in the operating room.

Specialization: Maternal Health & Early Hemorrhage Detection

GAUSS SURGICAL's Triton system is particularly impactful in maternal health, enabling the early detection of postpartum hemorrhage, a leading cause of maternal death. Its use has been associated with significant increases in the recognition of maternal hemorrhage and decreases in blood product transfusions and hospital length of stay.

Key Differentiator: Objective & Accurate Measurement

Unlike traditional subjective visual estimation or gravimetric methods, Triton offers significantly higher accuracy and precision in quantifying blood loss by distinguishing blood from other fluids like irrigation or amniotic fluid.

Key Differentiator: Mobile-First, Cloud-Powered Solution

The Triton system operates as a mobile application on consumer-grade devices like iPads or iPhones, using their cameras to capture images. These images are then sent to a cloud where sophisticated algorithms process them, making the technology accessible and integrated into existing workflows.

Technology Stack: Computer Vision & Machine Learning

At its core, GAUSS SURGICAL's technology relies on advanced computer vision to photographically quantify blood loss and machine learning to interpret and estimate hemoglobin content from surgical sponges and canisters.

Technology Stack: FDA-Cleared Medical Device

Triton received De Novo approval from the U.S. Food and Drug Administration (FDA) in 2014, making it the first-ever computer vision software cleared for surgical use, and also holds a European CE mark.

Physician Tip

For physicians, GAUSS SURGICAL's Triton system provides critical, objective, and real-time data on blood loss, moving beyond imprecise visual estimations. This enables earlier and more informed clinical decision-making, particularly in managing hemorrhage during surgery and childbirth. The improved accuracy can lead to timely interventions, reduced unnecessary blood transfusions, and ultimately, better patient safety and outcomes, including shorter hospital stays. Its integration into existing operating room workflows via mobile devices aims for ease of use and minimal disruption.

The Triton system is designed to seamlessly integrate into the operating room environment by leveraging consumer-grade mobile devices (i.e., iPad/iPhone camera) to capture images of blood-soaked items. These images are then processed by cloud-based algorithms to provide real-time blood loss estimates. While not explicitly detailed in all sources, modern medical device platforms like Triton are typically designed to connect with electronic medical records (EMR) systems to log and track patient data, enhancing perioperative care documentation and decision support.

At a glance

Founded 2011

HQ Menlo Park, CA · United States

Team size 32

CEO Siddarth Satish

Funding Acquired by Stryker — $60.2M

FDA clearances At least 3, with several follow-on 510(k) clearances (estimated)

Products 1

Products by GAUSS SURGICAL

1 product in the directory

Triton System

GAUSS SURGICAL

OB/GYN AI

Contact vendor for details

What the Web Says

Gauss Surgical was a health technology company that developed the Triton system, an AI-enabled platform for real-time monitoring of blood loss during surgery. The company was acquired by Stryker in September 2021. The Triton system has been praised for its accuracy in estimating blood loss, leading to improved patient outcomes and cost savings for hospitals. Before its acquisition, Gauss Surgical also worked on a smartphone-powered rapid antigen test for COVID-19, which was spun off into a new company, Exa Health, after the acquisition.

Overall: Positive

Strengths

Triton system provides accurate, real-time blood loss estimation.
Improved patient outcomes through earlier recognition of hemorrhage and intervention.
Reduced blood transfusions and shortened patient length of stay.
Cost savings for hospitals.
Easy to use iPad interface and seamless integration into surgical workflow.
FDA approved and validated through clinical studies.

Limitations

No recent product or employer reviews available since the acquisition by Stryker in 2021.
Limited information on company culture or employee experience prior to acquisition.
No presence on G2, Glassdoor, Capterra, or Reddit for direct reviews of Gauss Surgical as a standalone company.

Based on reviews from: BioSpace, MedCity News, Stryker (Press Release), Med Device Online, Medical Device and Diagnostic Industry, BioWorld

Last updated: 2026-07-18

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Press & Coverage

Stryker

Stryker announces the acquisition of Gauss Surgical

Stryker acquired Gauss Surgical in September 2021, integrating Gauss's AI-enabled Triton platform for real-time blood loss monitoring into its surgical offerings. This acquisition aims to improve maternal and surgical care by enabling earlier recognition of hemorrhage.

2021-09

BioWorld

Stryker boosts surgical unit with AI blood monitoring company Gauss Surgical | BioWorld

Stryker's acquisition of Gauss Surgical in September 2021 brought the Triton AI technology, designed to address maternal health by enabling early detection of hemorrhage through real-time blood loss monitoring. The Triton system uses an iPad interface and camera to scan surgical sponges and send images to the cloud for analysis.

2021-09

PR Newswire

New Publication Concludes Gauss Surgical's Triton System Associated with Improved Outcomes and Reduced Costs - PR Newswire

A study published in the International Journal of Obstetric Anesthesia in July 2019 concluded that Gauss Surgical's Triton system, used for monitoring maternal blood loss, was associated with improved patient outcomes and cost savings at Mount Sinai Hospital. The study found improved recognition of postpartum hemorrhage and earlier intervention.

2019-07

PR Newswire

Gauss raises $20 million in Series C from Northwell Health and SoftBank Ventures Korea for AI-Enabled Platform for the Operating Room - PR Newswire

Gauss Surgical secured $20 million in Series C funding in October 2018 from Northwell Health and SoftBank Ventures Korea, among others, to accelerate the adoption of its Triton platform and develop new AI-driven applications for the operating room. The Triton platform monitors surgical blood loss in real time using digital imaging and machine learning on the iPad.

2018-10

Medical Device and Diagnostic Industry

Gauss Uses AI to Accurately Measure Blood Loss - Medical Device and Diagnostic industry

In October 2018, Gauss Surgical raised $20 million in a Series C round to advance the market adoption of its Triton solution, which uses machine learning and AI for early recognition of postpartum hemorrhage. The Triton system, cleared by the FDA, accurately estimates blood loss in real-time.

2018-10

PRWeb

Gauss Surgical Announces $12.6 Million Series B Financing - PRWeb

Gauss Surgical closed $12.6 million in Series B financing in March 2016, bringing its total funding to $24.6 million. Providence Ventures led the round, with participation from Jump Capital and existing investors, to advance Triton, a platform for real-time monitoring of surgical blood loss.

2016-03

PRWeb

Gauss Surgical Receives CE Mark Approval for Triton - PRWeb

Gauss Surgical announced in November 2015 that its Triton System for iPad received CE Mark approval, allowing the company to market and sell its real-time surgical blood loss monitoring system in Europe and other regions requiring the CE Mark. The system had previously received FDA clearances in May 2014 and March 2015.

2015-11

Med Device Online

Gauss Surgical Announces FDA Approval Of First Mobile Platform For Real-Time Estimation Of Surgical Blood Loss - Med Device Online

Gauss Surgical received U.S. Food and Drug Administration (FDA) approval in May 2014 for its Triton Fluid Management System, the first mobile platform for real-time estimation of surgical blood loss on sponges. This system uses cloud-based computer vision algorithms to accurately estimate blood loss.

2014-05

Frequently Asked Questions

How does Gauss Surgical's AI-enabled platform accurately monitor real-time surgical blood loss?

Gauss Surgical's Triton platform utilizes an iPad camera to capture images of blood-containing surgical sponges and canisters. These images are then analyzed in real-time using sophisticated computer vision and machine learning algorithms to objectively estimate blood loss, providing significantly higher accuracy than traditional visual estimation.

What specific products does Gauss Surgical offer to address perioperative care concerns and improve patient outcomes?

Gauss Surgical's primary product is the Triton System, an AI-enabled mobile platform designed for real-time surgical blood loss monitoring. This system aims to improve patient safety and outcomes by providing accurate, objective blood loss data to clinicians during surgery.

How does Gauss Surgical's technology contribute to early detection of hemorrhage, particularly in high-risk areas like maternal health?

The Triton system enables early detection of hemorrhage by providing real-time, accurate quantification of blood loss, which is crucial in high-risk scenarios such as postpartum hemorrhage and C-sections. Studies have shown its implementation is associated with increased recognition of maternal hemorrhage and decreased blood product transfusions.

What are the compliance and regulatory considerations for integrating Gauss Surgical's platform into an existing healthcare system?

Gauss Surgical's Triton system has received FDA de novo clearance and subsequent 510(k) clearances in the U.S., along with a European CE Mark. The system is also fully HIPAA compliant, ensuring patient data privacy and security within healthcare environments.

Can you provide an overview of the typical pricing model and available support for Gauss Surgical's solutions?

Gauss Surgical's Triton platform was offered as a software-as-a-service (SaaS) model prior to its acquisition. As part of Stryker, specific pricing and support details would now typically be integrated into Stryker's broader offerings and support structures for medical devices and software.

What is the current status of Gauss Surgical as a company, and what is its long-term vision for stability and innovation?

Gauss Surgical was acquired by Stryker Corporation in September 2021, integrating its Triton AI technology into Stryker's instruments division. This acquisition provides enhanced stability and resources for continued innovation within a larger medical technology company.

How does Gauss Surgical leverage computer vision and machine learning to enhance its blood loss monitoring capabilities?

Gauss Surgical's Triton system employs computer vision to analyze digital images of blood-soaked surgical items, while machine learning algorithms process this visual data to precisely quantify blood loss. This AI-driven approach provides objective and highly accurate measurements, moving beyond subjective visual estimations.

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