Liga Sealing Electro Surgical Unit Digital Power 400W ESU - 402DS
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The Liga Sealing Electro Surgical Unit Digital Power 400W ESU - 402DS is a professional high-frequency electrosurgical unit designed to support surgical cutting, coagulation, bipolar operation, and liga sealing workflow in operation theatres and clinical procedure environments. It is suitable for hospitals, surgical centres, general surgery departments, gynecology units, urology setups, laparoscopic procedure areas, and specialty OT environments where controlled electrosurgical performance is required.
This 400W electrosurgical unit supports multiple operating modes, including Pure Cutting, Blend-I Cutting, Blend-II Cutting, Contact Coagulation, Spray Coagulation, Soft Coagulation, Bipolar Coagulation, Bipolar Cutting, and Liga Sealing Output. These functions make the unit useful for surgical teams that need a versatile platform for cutting, coagulation, bipolar procedures, and sealing-related applications.
The ESU - 402DS is designed with microprocessor-based control, isolated output, dual power setting, instant digital power display, hand and foot control support, and bi-sealer output. Power adjustment is managed through an analog knob with digital display confirmation, helping trained users monitor and control selected output settings during procedure preparation. This unit should be operated only by trained surgeons, OT teams, biomedical technicians, and authorized healthcare professionals following electrosurgical safety protocols.
Key Features
- 400W ESU Output: Supports high-power surgical cutting and coagulation workflow in professional operation theatre environments.
- Liga Sealing Output: Designed to support sealing-related electrosurgical applications when used with compatible instruments and clinical protocol.
- Unipolar & Bipolar Operation: Supports both unipolar and bipolar surgical modes for flexible procedure requirements.
- Microprocessor-Based System: Supports controlled output management and consistent electrosurgical workflow.
- Digital Power Display: Instant digital display helps users view selected power settings clearly during operation.
- Analog Knob Power Setting: Allows quick and practical power adjustment with digital readout confirmation.
- Multiple Cutting & Coagulation Modes: Includes pure cut, blend cut, contact coagulation, soft coagulation, spray coagulation, bipolar coagulation, and bipolar cutting.
- Hand & Foot Control Support: Supports flexible operation workflow for trained surgical users during procedures.
Technical Specifications
| Product Name | Liga Sealing Electro Surgical Unit Digital Power 400W ESU - 402DS |
| Product Category | Electrosurgical Unit / Liga Sealing ESU Machine |
| Model | ESU - 402DS |
| Input Supply | AC 200-240V |
| Input Power | Max 750VA |
| Output Frequency | 400-550 kHz |
| Modulated Frequency | 25-35 kHz |
| Power Setting | Instant digital power display setting through analog knob |
| Operation Support | Hand and Foot Control |
| Output Type | Isolated Output |
| Safety Standard | According to IEC 60601-1 |
| Dimensions | 350 x 132 x 345 mm |
| Weight | 10 kg |
Output Data
| Output Mode | Power Output |
| Pure Cutting | 400 Watts |
| Blend-I | 250 Watts |
| Blend-II | 200 Watts |
| Contact Coagulation | 190 Watts |
| Soft Coagulation | 125 Watts |
| Spray Coagulation | 125 Watts |
| Bi-Coag | 110 Watts |
Product Benefits
- Supports advanced electrosurgical workflow with cutting, coagulation, bipolar, and liga sealing functions.
- Microprocessor-based control supports precise and consistent performance during clinical use.
- Digital power display helps users verify output settings clearly during procedure preparation.
- Analog knob setting provides fast and familiar adjustment for trained OT professionals.
- Isolated output and safety-focused design support professional surgical workflow.
- Bi-sealer output and bipolar cut support advanced surgical applications where compatible instruments are used.
- Hand and foot control options support user convenience during active procedures.
- 400W pure cutting output supports demanding operation theatre applications.
Applications
The Liga Sealing Electro Surgical Unit Digital Power 400W ESU - 402DS is suitable for general surgery, gynecology, urology, laparoscopic procedure support, open surgery, bipolar coagulation, soft coagulation, contact coagulation, spray coagulation, vessel sealing workflow, and compatible underwater procedure applications.
It can be used in hospitals, operation theatres, surgical centres, minor OT rooms, specialty procedure rooms, and clinical departments requiring controlled HF energy delivery. Final clinical use depends on procedure type, accessory compatibility, patient condition, and surgeon judgement.
How to Use
- Place the ESU - 402DS on a stable OT trolley or surgical workstation.
- Connect the unit to an AC 200-240V power supply and inspect the device before use.
- Connect compatible patient plate, hand switch, foot switch, bipolar instrument, liga sealing instrument, or electrode as per procedure requirement.
- Select the required mode such as pure cut, blend, contact coagulation, soft coagulation, spray coagulation, bipolar coagulation, bipolar cut, or liga sealing output.
- Adjust power using the analog knob and confirm the setting on the digital power display.
- Verify patient safety setup, accessory connection, and output mode before activation.
- Monitor tissue response, thermal spread, patient safety, and machine indicators throughout operation.
- After use, switch off the unit, disconnect accessories safely, and clean external surfaces according to OT protocol.
Why Choose This Liga Sealing ESU?
The Liga Sealing Electro Surgical Unit Digital Power 400W ESU - 402DS is suitable for hospitals and surgical teams that require a versatile electrosurgical unit with cutting, coagulation, bipolar, and liga sealing output support. Its 400W power, digital display, analog knob control, isolated output, microprocessor-based system, and safety-focused design make it practical for advanced OT workflow.
For operation theatres and specialty departments, this unit supports broad surgical use across major and minor procedures. Buyers should confirm compatible instruments, liga sealing requirements, power supply, patient plate compatibility, installation needs, and service support before purchase.
FAQs
1. What is the Liga Sealing Electro Surgical Unit Digital Power 400W ESU - 402DS used for?
It is used for electrosurgical cutting, coagulation, bipolar cutting, bipolar coagulation, and liga sealing workflow in operation theatres and procedure rooms. It should be used only by trained clinical professionals following electrosurgical safety procedures.
2. What is the maximum output power?
The pure cutting output is listed as 400 watts. Other outputs include Blend-I 250W, Blend-II 200W, Contact Coagulation 190W, Soft Coagulation 125W, Spray Coagulation 125W, and Bi-Coag 110W.
3. Does this ESU support bipolar and liga sealing functions?
Yes, the unit supports bipolar coagulation, bipolar cutting, bi-sealer output, and liga sealing output. These functions should be used with compatible instruments, proper patient setup, and trained surgical supervision.
4. How is power adjusted on this unit?
Power is adjusted through an analog knob with instant digital power display. This allows trained users to make quick adjustments while confirming selected power levels on the display during procedure setup.
5. Who should operate this electrosurgical unit?
This unit should be operated by trained surgeons, OT staff, biomedical technicians, or authorized healthcare professionals. Correct accessory setup, patient plate placement, mode selection, output control, and safety monitoring are essential.

