The Only Reliable
Hemostasis for Anticoagulated Patients
Patients on heparin or warfarin find conventional hemostasis completely ineffective. Chitosan uses a natural cationic electrostatic cross-linking mechanism for physical hemostasis in <=30 seconds, independent of clotting factors. Fully degraded and absorbed in 8-12 weeks with no secondary surgery required. 95%+ hemostasis success rate.
Fatal Flaws of Conventional Hemostasis
In the following scenarios, conventional hemostatic materials are completely ineffective. Chitosan is the only reliable solution.
Conventional Hemostasis Fails Anticoagulated Patients
Patients on warfarin or heparin render clotting-factor-dependent hemostatic materials completely ineffective. Intraoperative blood loss increases by 40%, and surgical time is prolonged.
Deep Wounds Require Secondary Surgery for Removal
Traditional non-degradable hemostatic materials packed in deep wounds must be surgically removed. Patient recovery is extended and medical costs increase.
Post-Operative Infection Rates Remain High
Wound infections lead to antibiotic escalation and extended hospitalization. Infection rates within 72 hours can rise from 12% to even higher levels.
High Tissue Irritation in Sensitive Areas
In ophthalmology, oral surgery, neurosurgery, and other sensitive areas, conventional hemostatic materials cause significant tissue irritation, potentially leading to inflammation and tissue damage.
Core Mechanism
Chitosan carries a positive charge that instantly attracts red blood cells upon blood contact, forming a clot completely independent of the body's coagulation system.
Physical Cross-Linking, No Clotting Factors Needed
Chitosan molecules carry a strong positive charge that instantly attracts negatively charged red blood cells upon blood contact, forming a physical clot. Completely independent of the body's intrinsic coagulation cascade, equally effective for patients on heparin, warfarin, or other anticoagulants.
Natural Broad-Spectrum Antibacterial >=99%
Chitosan's cationic structure disrupts bacterial cell membranes, achieving broad-spectrum antibacterial activity. In non-sterile environments such as battlefields and disaster sites, it significantly reduces wound infection risk.
8-12 Weeks Full In Vivo Degradation
Chitosan is naturally degraded by lysozyme and chitinase in the body, fully absorbed within 8-12 weeks with no need for secondary surgical removal. Ideal for deep wound packing and surgical applications.
Four Core Advantages
Independent of Clotting Factors
Physical cross-linking hemostasis, equally effective for heparin/warfarin patients. Clinically validated hemostasis success rate of 95%+ in patients with coagulation disorders.
Antibacterial >=99%
Natural broad-spectrum antibacterial activity, >=99% inhibition rate against common pathogens including Staphylococcus aureus and E. coli. Post-operative infection rate reduced from 12% to 2.3%.
8-12 Weeks In Vivo Degradation
Naturally degraded and absorbed by body enzymes. Degradation products are glucosamine, metabolized and excreted through normal pathways.
-40°C to 70°C Stable
Tested under extreme conditions with zero performance degradation. Suitable for long-term stockpiling in polar, desert, and high-altitude environments.
When Must You Choose Chitosan?
In the following scenarios, chitosan is the only reliable solution -- no other material can substitute.
Anticoagulated Patient Surgery
Patients on long-term anticoagulants such as heparin and warfarin find conventional hemostatic approaches ineffective. Chitosan operates through a physical cross-linking mechanism, completely unaffected by anticoagulant medications.
Deep Wound Packing
Complex wounds including deep penetrating and cavitation injuries require hemostatic materials that can reach deep into the wound and be fully absorbed. Chitosan degrades in vivo within 8-12 weeks, eliminating the need for secondary surgery.
Sensitive Area Hemostasis
Ophthalmology, oral surgery, neurosurgery, and other sensitive areas demand extremely high biocompatibility from hemostatic materials. Derived from a natural biopolymer, chitosan causes minimal tissue irritation.
Extreme Environment Deployment
Conventional dressings suffer severe performance degradation in polar, desert, and high-altitude extremes. Chitosan maintains zero performance loss from -40°C to 70°C, making it ideal for long-term strategic stockpiling.
BioShield Full Product Line
Six product forms across four categories — from field hemostatic powder to surgical pad. All share the core chitosan physical cross-linking mechanism.

BioShield Chitosan Hemostatic Powder
High-purity chitosan microparticles that rapidly expand upon blood contact to form a physical clot. Designed for irregular, complex wounds with extensive capillary bleeding.

Chitosan Hemostatic Powder (Applicator)
Features a specialized long-neck applicator to precisely deliver hemostatic powder deep into penetrating or blind-tract wounds, reaching the core of the hemorrhage.
MilitaryZ-Fold Chitosan Hemostatic Gauze
Non-woven base layered with chitosan coating. The Z-fold design allows for rapid one-handed extraction and packing in high-stress environments. Vacuum-sealed.

Clinical Chitosan Hemostatic Gauze
Optimized for hospital clinical environments. Soft material with superior biocompatibility. Suitable for extensive surface oozing and wound coverage during surgeries.
Bio-degradableAbsorbable Chitosan Hemostatic Sponge
Highly porous structure absorbs up to 20x its weight in fluids. Fully degrades and absorbs in vivo within 8-12 weeks, eliminating the need for secondary surgical removal.

Chitosan Surgical Hemostatic Pad
Large-format composite design with a leak-proof backing. Developed for massive surface bleeding and organ protection during major abdominal or thoracic surgeries.
Full Line Comparison Matrix
BioShield Chitosan Hemostatic Powder
Chitosan Hemostatic Powder (Applicator)
Z-Fold Chitosan Hemostatic Gauze
Clinical Chitosan Hemostatic Gauze
Absorbable Chitosan Hemostatic Sponge
Chitosan Surgical Hemostatic Pad
Get Free Chitosan Samples & Custom Quote
Are your patients on anticoagulant medications with no effective hemostasis solution? Submit your requirements and we will ship a sample evaluation kit within 24 hours, including full material performance reports and qualification credentials. 95%+ hemostasis success rate, fully degraded in 8-12 weeks.
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