Daiken Medical

What Daiken Medical does

Daiken Medical is a Japan-based medical device manufacturer founded in 1968 in Osaka and listed on the Tokyo Stock Exchange Standard Market under ticker 7775 since 2009. The company specializes in anesthesia, respiratory, and infection-prevention consumables used in surgical and critical care settings, with core product lines including the FitFix closed suction system, Syringejector continuous injector, Amy PCA patient-controlled analgesia device, bronchial tubes, and aerosol-related products. Its technological differentiation rests on proprietary MEMS micro pump engineering developed through a longstanding joint research relationship with the Fraunhofer Institute, as well as proprietary designs such as the WAVE Cuff for endobronchial tubes and atmospheric pressure injection mechanisms, several of which are protected by patents including 6726166 and 7269851.

The company manufactures at its Izumi City facility in Osaka, which houses both an assembly center and a dedicated MEMS factory, and operates a domestic direct sales organization across 10 branches that engages daily with more than 2,000 hospitals. Its customer base is concentrated in large university and public hospitals of 300 or more beds, where Daiken holds approximately 73% domestic share in suction devices and roughly 35% in continuous injectors. Recent product additions such as COOPDECH Amy PCA (2021), the Vernacare disposable pulp hygiene distribution agreement (October 2021), and COOPDECH Byron extend the portfolio into adjacent infection-prevention and airway management categories.

Ownership remains concentrated within the founding Yamada family, which together controls approximately 44% of the company through Keiichi, Mitsuru, and Masayuki Yamada. In April 2026, Masayuki Yamada assumed the presidency, and the company opened an R&D base at the Kobe University MedTech Innovation Center. The business model is a direct-to-hospital consumables model with regulatory moats from ISO 13485 and EN ISO 13485:2016 certifications, generating FY March 2026 revenue of JPY 10.29 billion across 288 employees.

Name

Daiken Medical

Legal name

大研医器株式会社 (Daiken Iki Corporation)

Website

https://daiken-iki.co.jp

Company type

Public

Founded year

1968

Operating status

Operating

Headcount range

251–500 employees

Short description

Daiken Medical (founded 1968, Osaka) is a Japanese medical device manufacturer specializing in anesthesia, respiratory, and infection-prevention consumables, serving more than 2,000 hospitals with proprietary MEMS micro pump and closed-suction technology.

Ownership category

akta.pro rank

Product category

Medical Devices (Anesthesia and Infection Prevention)

NAICS

Surgical Appliance and Supplies Manufacturing (339113), Surgical and Medical Instrument Manufacturing (339112)

SIC

Surgical & Medical Instruments & Apparatus (3841)

akta.pro primary industry

Single-Use Medical Disposables & Procedure Kits (Drapes, Tubing, Catheters, Syringes, Custom Packs) (HLAHANAG)

akta.pro secondary industries

Medical & Biohazard Waste Disposal (RMW/Sharps) (IMAIAFAJ), Reusable Medical Container & Liner Services (Rental, Wash, Reverse Logistics) (BPALAGAI)

Keywords

• Medical device manufacturing
• Anesthesia equipment
• Surgical suction devices
• Hospital infection prevention
• Continuous injectors

Headquarters

HQ city

Izumi

HQ country

Japan

HQ region

Asia

Offices14 records

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

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

Revenue model

1. Medical Device Sales: Revenue generated from manufacturing and sales of medical devices primarily in anesthesia and infection prevention categories. Products are predominantly disposable (single-use) items including suction containers, injectors, and related accessories. Company also sells capital equipment such as syringe pumps and handwashing stations.

Go-to-market motion1 record

Distribution channels1 record

Marketing channels5 records

Core offering

Daiken Medical manufactures and sells specialized medical devices for anesthesia and hospital infection prevention, with core lines including surgical suction devices, continuous injectors, syringe pumps, bronchial tubes, and sterile handwashing equipment. The company operates an integrated R&D, manufacturing, and direct-sales model serving over 2,000 Japanese hospitals (primarily large-scale hospitals with 300+ beds) under the COOPDECH brand. Most products are single-use disposables, complemented by capital equipment such as syringe pumps and handwashing stations.

Differentiator

Problem solved

Functional benefit

Brands

• COOPDECH (クーデック): Primary product brand for medical devices including suction devices, injectors, syringes, and related equipment. The name derives from 'Coup d'État by Technology' - representing the company's commitment to revolutionary medical technology.

Products and services

• FitFix (フィットフィックス) Medical suction device for safe collection and disposal of infectious fluids using proprietary blood coagulation technology for closed-system infection prevention. Used in operating rooms and ICUs. Holds 73% domestic market share (combined with Queue-in-Pot).
• COOPDECH Queen Pot (クーデック キューインポット) Ward-use medical suction device for hospital patient floors. Holds 73% domestic market share combined with FitFix. An improved version 'Queen Pot Joe' was launched in April 2021 with enhanced liner removal usability.
• COOPDECH Amy PCA (クーデック エイミーPCA) Disposable drug infusion pump device using proprietary MEMS-based micro pump technology for post-operative pain management. Controlled via smartphone application with PCA (Patient-Controlled Analgesia) switch. Enables compact portable drug delivery for patient-controlled pain management.
• COOPDECH Syringejector (クーデック シリンジェクター) Portable disposable continuous injector using atmospheric pressure technology to achieve consistent flow rate without electricity. Vacuum state maintains sealing performance for reliable drug delivery. Holds 35% domestic market share combined with Balloonjector.
• COOPDECH Balloonjector (クーデック バルーンジェクター) Continuous balloon injector for drug delivery, complementing the Syringejector line. Holds 35% domestic market share combined with Syringejector in continuous injectors.
• COOPDECH Syringe Pump CSP-120 (クーデック シリンジポンプ CSP-120) Capital equipment syringe pump device for precise controlled drug infusion in clinical settings. Recognized with Good Design Award (Product Design Category) in 2003.
• COOPDECH Byron (クーデック バイロン) Medical suction device with electronic measurement and touchscreen display for fluid management. Features mark function for recording, improved liner design, and continuous suction mode for multi-connection. Covered by Patent No. 7269851 (improved Byron).
• SteriKeep II (医療用手洗い水装置 ステリキープⅡ) Medical handwashing water device that provides sterile water on-demand at point of use for hospital infection prevention. Used by hospital infection control departments.
• Handwashing Water Device (Tap Water Compatible) (手洗い水装置 水道水対応) Handwashing water device compatible with tap water for hospital infection prevention purposes.
• COOPDECH Double Lumen Bronchial Tube (クーデック ダブルルーメン 気管支チューブ) Double-lumen endobronchial tube for separated lung ventilation during thoracic surgery. Features WAVE cuff technology that expands placement range and maintains lung separation even when partially protruding into trachea.
• COOPDECH Bronchial Blocker Tube (クーデック 気管支ブロッカー チューブ) Bronchial blocker tube for one-lung ventilation. Features low-pressure cuff technology with soft isoprene cuff design for low-invasive bronchial blocking with excellent visibility. Auto-inflator enables single-hand operation.
• COOPDECH BreathWarm (クーデック ブレスウォーム) Warming nonwoven fabric incorporating moisture-absorbing heat-generating fibers for patient temperature management during surgery.
• COOPDECH Wet Mat (クーデック ウェットマット) Disinfecting mat (wet mat) for hospital floor contamination management at entrances to infection-controlled areas. Received Nikkei Industrial Newspaper Excellent Product Award in 1995.
• Steri Mat (ステリマット) Sterile mat for hospital infection prevention, used in sterile zones and controlled hospital environments.
• COOPDECH Connecting Tube (クーデック コネクティングチューブ) Connecting tube accessory used with COOPDECH suction and injection systems for fluid management in operating rooms.
• Vernacare Disposable Pulp System (バーナケア製 ディスポーザブル パルプシステム) Disposable pulp system for sanitary disposal of medical waste in hospital settings. External Vernacare brand product distributed by Daiken Medical.

Quantifiable outcome

• 73% domestic market share in suction devices (FitFix, Queue-in-Pot)
• +3 more outcomes

Named customers2 records

Segments4 records

Ideal customer profiles2 records

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature5 records

Partnerships

Six partnerships are on record, tiered minor and core.

• Okayama TLO (岡山TLO)minorStrategic or Co-development PartnerTechnology transfer agreement with Okayama University for technology including 'COOPDECH I-Cool' (咽頭冷却装置) in 2005.
• Fraunhofer Institute (独国フラウンホーファー研究機構)coreStrategic or Co-development PartnerJoint research agreement signed in 2014 for micro pump technology development. Collaboration continued with Fraunhofer featuring AmI product in their official website showcase in February 2025.
• tomoni Nagoya (tomoniなごや)minorOthersPartner organization listed on company website footer.
• Grameen Nippon (GRAMEEN NIPPON)minorOthersPartner organization listed on company website footer. Microfinance organization with social mission.
• MIRAKIN (ミラクин)minorOthersPartner organization listed on company website footer.
• Create Medic Co., Ltd. (株式会社كريートメディック)minorOEM/ Whitelabel/ Licensing PartnerManufacturing and sales entity for Double-Lumen Endobronchial Tube products. Company serves as manufacturer/distributor under this partner arrangement.

Scale indicators8 records

Recent moves11 records

Expansion highlights5 records

Direct peers

• Intersurgical: Specializes in respiratory and anesthesia products including bronchial blockers, endobronchial tubes, and related consumables. Direct overlap with Daiken's Double Lumen Bronchial Tube and bronchial blocker portfolio serving thoracic surgery.
• Cook Medical: Manufactures a range of anesthesia, surgical, and critical care devices including bronchial blockers (e.g., Cohen/Fuji blocker lines) that compete head-to-head with Daiken's WAVE Cuff bronchial blockers in thoracic surgery.
• Smiths Medical (ICU Medical): Manufactures syringe infusion pumps, ambulatory infusion devices, and anesthesia-related disposables — closely paralleling Daiken's Syringejector, CSP-120, and COOPDECH Ami PCA product lines for hospital anesthesia departments.
• Teleflex: Global anesthesia and surgical device manufacturer offering overlapping products including endobronchial tubes, laryngeal masks, and related anesthesia consumables. Directly comparable to Daiken's respiratory/thoracic surgery and anesthesia categories, though at vastly larger scale and with global reach Daiken lacks.

Regional players

• Atom Medical: Japanese manufacturer specializing in neonatal, respiratory, and anesthesia equipment for hospitals. Comparable niche focus on hospital procedure-room devices and overlapping channels in Japanese tertiary-care centers.
• JMS Co., Ltd. Japanese medical device manufacturer focused on infusion, injection, blood collection, and surgical consumables. Direct regional overlap with Daiken across Japanese hospital channels and comparable focus on disposable hospital products.

Broad incumbents

• B. Braun: Global medical device and IV therapy manufacturer with strong positions in infusion pumps, syringes, suction, and infection prevention. Operates as a broad incumbent where Daiken competes as a focused specialist in selected categories.
• Terumo: Large Japanese medical device manufacturer with broad hospital disposables, infusion systems, and surgical portfolios. Comparable as a Japanese-listed medtech incumbent but with vastly broader scope and global reach than Daiken's focused anesthesia/infection-prevention niche.
• Nipro: Major Japanese medical device and pharmaceutical manufacturer with hospital disposables, dialysis, and injection/infusion products. Overlaps with Daiken's injection and disposable categories and serves the same Japanese hospital channel.
• Becton Dickinson (BD): Global medical device leader with extensive injection, infusion, and surgical disposables portfolios. Competes with Daiken in syringe and hospital disposables and represents the type of large incumbent Daiken could face if it expands internationally.

Market position

Strengths4 records

Weaknesses4 records

Competitive moat5 records

Key risks6 records

Key highlights6 records

Customer concentration

• Xx.com/COOPDECH
• LinkedInlinkedin.com/company/daiken-medical-co-ltd

Revenue estimate

Valuation estimate

Number of profiles

Profiles10 records

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 Daiken Medical