Medical Seed

What Medical Seed does

Medicalseed (株式会社メディカルシード) is a privately held Japanese university-launched venture founded on May 12, 2002 by Shingo Takesawa, PhD (concurrent Professor at Kyushu University of Medical Science), headquartered in Nobeoka City, Miyazaki, Japan. The company develops specialty medical devices through close industry-academia collaboration, supported originally by the East Kyushu Medical Valley Initiative, a national Special Zone program jointly designated by Miyazaki and Oita prefectures with Cabinet Office and METI backing. Medicalseed holds a ten-country patent portfolio for its core exhalation-synchronized sputum removal technology, which it developed under the Tantol brand through basic development and clinical trials but has not yet commercialized.

The company operates three product lines. The Contamiless Sampling Port is a solute sampling port for hemodialysis dialysate lines whose elastomer-filled cap eliminates the liquid-retention cavities that promote bacterial growth in conventional ports; it is commercially available and distributed in Japan through Nipro and Nikkiso. The Liquid Leak Sensor System uses magnesium-air battery-powered BLE sensors that activate when contacted by approximately 200 μL of electrolyte, transmitting notifications via a cloud gateway; it is co-developed and co-commercialized with Fujikura Composite for domestic Japanese medical and industrial customers on a hardware-plus-¥500/month subscription model. The Tantol Automatic Sputum Suction Device removes sputum from ventilated ICU patients using pulse negative pressure synchronized with exhalation timing, successfully completing 24-hour clinical trials on three patients but currently seeking a commercialization partner.

Revenue is generated exclusively through hardware sales of the sampling port and leak sensor system via Japanese distribution partners; pricing is not publicly disclosed and must be obtained by contacting Nipro or Nikkiso directly. The company's GTM is founder-led, channel-dependent, and lacks any independent sales infrastructure, digital marketing presence, or disclosed funding. The leak sensor system includes the only recurring revenue component at approximately ¥500 per gateway per month, while Tantol remains in pre-commercialization stage pending a manufacturing partner.

Name

Medical Seed

Legal name

株式会社メディカルシード

Website

http://www.medicalseed.co.jp/

Company type

Private

Founded year

2002

Operating status

Operating

Short description

Medicalseed is a Japanese university-launched venture that develops niche medical devices for dialysis providers and ICU ventilation, including the commercially available Contamiless Sampling Port and Leak Sensor System, plus the pre-commercialization Tantol automatic sputum suction device seeking a manufacturing partner.

Ownership category

akta.pro rank

Headquarters

HQ city

Nobeoka

HQ country

Japan

HQ region

Asia

Offices1 record

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

Technology or R&D, Personnel, Supply Chain, Operations, Marketing or Sales

Revenue model

1. Medical Device Hardware Sales: Medicalseed generates revenue from the sale of medical hardware products including sampling ports and leak sensor systems. The sampling port is sold to medical institutions via distribution partners (Nipro, Nikkiso). The leak sensor system is commercialized jointly with Fujikura Composite.
2. Leak Sensor Cloud Service: Monthly communication fee of approximately 500 yen per gateway for the leak sensor system's cloud service. Cloud usage is free; only communication costs are charged. NTT docomo SIM is pre-inserted in the gateway.

Pricing tiers

Go-to-market motion2 records

Distribution channels3 records

Marketing channels1 record

Core offering

Medicalseed designs, develops, and manufactures specialized medical devices including a contamination-resistant sampling port for hemodialysis dialysate lines, a magnesium-air battery-powered Bluetooth leak sensor system, and the Tantol automatic sputum suction device for ventilated patients. The company sells its commercialized products (sampling port and leak sensor) through distribution partners such as Nipro and Nikkiso, and is currently seeking a commercialization partner for the Tantol device.

Product overview

Medical Seed is a university-launched venture company developing medical devices with three main products: the Contamiless Sampling Port for bacteria-free dialysate sampling in hemodialysis, the Liquid Leak Sensor System for high-sensitivity liquid detection using BLE-enabled disposable sensors with cloud notification capabilities, and the Tantol automatic sputum suction device for ventilated patients currently seeking commercialization partners. The sampling port and leak sensor are commercially available, while Tantol has completed clinical trials and is seeking a manufacturing partner for productization.

Differentiator

Problem solved

Functional benefit

Brands

• Tantol: Automatic sputum suction machine for ventilated patients. Removes sputum at each exhalation timing with pulse negative pressure without affecting ventilator operation.

Products and services

• Contamiless Sampling Port (コンタミレスサンプリングポート) A solute sampling port designed for bacteria control in hemodialysis dialysate lines. The cap seals top and bottom screws so that bacteria cannot release into the main stream. The cap is filled with elastomer, providing a long puncture stroke with no cavities or liquid retention, preventing bacterial growth. Available in stainless SUS316L and medical-grade polycarbonate for 5.0 mmID and 6.4 mmID tubes, supporting needles of 19-24G. Targeted at dialysis clinics and hospitals performing hemodialysis.
• Liquid Leak Sensor System (液漏れセンサシステム) A high-sensitivity liquid leak detection system using disposable magnesium-air battery-powered sensors that activate upon contact with liquid and emit Bluetooth Low Energy (BLE) signals. Detects volumes from approximately 200 µL without external power at the sensor. A BLE gateway with pre-inserted NTT docomo SIM uploads detection data to the cloud and sends email notifications. A monthly communication fee of approximately ¥500 applies per gateway. Targeted at medical equipment operators and industrial facilities.
• Tantol Automatic Sputum Suction Device (自動痰除去装置 Tantol) An automatic sputum suction machine for ventilated patients that uses pulse negative pressure synchronized with exhalation timing to remove sputum without triggering the ventilator or affecting the patient's respiratory management. Designed for continuous 24-hour operation in ICU settings. Targeted at intensive care units treating mechanically ventilated patients.

Quantifiable outcome

• Three-patient 24-hour clinical trial successfully removed very high viscosity sputum that remained attached to suction bottle walls
• +2 more outcomes

Named customers1 record

Segments3 records

Ideal customer profiles3 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature3 records

Partnerships

Four partnerships are on record, tiered core and minor.

• Fujikura Composite (藤倉コンポジット)coreStrategic or Co-development PartnerFujikura Composite co-developed the leak sensor system with Medicalseed, specifically designing it for medical use. Medicalseed developed the product for Fujikura Composite's medical applications. The product is commercialized jointly and distributed domestically in Japan.
• Nipro Co., Ltd. (株式会社ニプロ)coreChannel Partner/ Reseller/ DistributorNipro serves as a distribution partner for Medicalseed's Contamiless Sampling Port. Customers are directed to contact Nipro for pricing inquiries regarding the sampling port product.
• Nikkiso Co., Ltd. (日機装)coreChannel Partner/ Reseller/ DistributorNikkiso serves as a distribution partner for Medicalseed's Contamiless Sampling Port. Customers are directed to contact Nikkiso for pricing inquiries regarding the sampling port product.
• East Kyushu Medical Valley Initiative (東九州Medicinal Valley構想)minorStrategic or Co-development PartnerR&D for the sputum removal device was conducted under the East Kyushu Medical Valley Initiative, a Special Zone designation jointly applied for by Miyazaki and Oita prefectures. The initiative involved cooperation from the Cabinet Office, Ministry of Economy, Trade and Industry, Miyazaki Prefecture, local banks, local companies, and local universities. Medicalseed's R&D leader Shingo Takesawa concurrently serves as professor at Kyushu University of Medical Science, facilitating industry-government-academia collaboration.

Scale indicators2 records

Recent moves6 records

Expansion highlights4 records

Market position

Competitive moat4 records

Customer concentration

Revenue estimate

Valuation estimate

Number of profiles

Profiles1 record

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Medical Seed