Q: How long does chitosan take to fully degrade in the body? Is a second surgery needed?

Full degradation occurs in 8-12 weeks . The degradation product is harmless glucosamine monomer, eliminated through normal metabolic pathways. No second surgery needed , making it ideal for deep wound packing and surgical use.

Q: Does kaolin really have a 5-year shelf life?

Standard shelf life is 3 years from sterilization date. Kaolin platform accelerated aging data supports extended shelf life evaluation to 5 years . Inorganic inert material maintains zero performance degradation from -40°C to +70°C.

Q: Is kaolin suitable for mass deployment? What about cost?

Kaolin is the lowest per-unit cost option for million-unit bulk procurement. Inorganic mineral raw materials are widely available with mature manufacturing processes. Over 10 million units deployed globally, certified by multiple national military health departments. View full kaolin product line .

Q: How does kaolin perform in extreme temperatures?

Inorganic inert material ensures zero performance degradation from -40°C to +70°C . Reliable operation in arctic cold, desert heat, and tropical humidity. Passed MIL-STD-810G military standard environmental testing.

Question 1

What is chitosan's hemostasis mechanism? Why does it work on anticoagulant patients?

Accepted Answer

Chitosan molecules carry a strong positive charge that instantly attracts negatively charged red blood cells and platelets upon blood contact, forming a physical clot. Completely independent of the body's endogenous coagulation cascade, it is equally effective for patients on heparin, warfarin, and other anticoagulants. Hemostasis success rate 95%+.

Question 2

How long does chitosan take to fully degrade in the body? Is a second surgery needed?

Accepted Answer

Full degradation occurs in 8-12 weeks. The degradation product is harmless glucosamine monomer, eliminated through normal metabolic pathways. No second surgery needed, making it ideal for deep wound packing and surgical use.

Question 3

How effective is chitosan's antimicrobial action?

Accepted Answer

Chitosan's cationic structure disrupts bacterial cell membranes, achieving broad-spectrum inhibition. Inhibition rate ≥99% against common pathogens including S. aureus and E. coli. Clinical data shows post-operative infection rates drop from 12% to 2.3%.

Question 4

Is chitosan safe for people with shellfish allergies?

Accepted Answer

Chitosan is derived from crustacean shells. There is theoretical cross-reactivity risk for individuals with severe shellfish allergies, though clinical reporting rates are extremely low. If concerned, kaolin or zeolite platform products can be selected instead.

Question 5

What forms do chitosan products come in?

Accepted Answer

Available in three forms: absorbable sponge (CT-Surgical), tactical gauze (CT-Gauze Pro), and hemostatic granules (CT-Granules), covering everything from precision surgical hemostasis to battlefield hemorrhage. View full chitosan product line.

Question 6

What is kaolin's hemostasis mechanism? Why is it zero exotherm?

Accepted Answer

Kaolin (Al₂Si₂O₅(OH)₄) activates Factor XII through its negatively charged surface, initiating the body's natural coagulation mechanism. No exothermic reaction is produced at any point, so even during extended packing in deep wounds, it will never cause burns or necrosis of surrounding healthy tissue.

Question 7

Does kaolin really have a 5-year shelf life?

Accepted Answer

Standard shelf life is 3 years from sterilization date. Kaolin platform accelerated aging data supports extended shelf life evaluation to 5 years. Inorganic inert material maintains zero performance degradation from -40°C to +70°C.

Question 8

Is kaolin suitable for mass deployment? What about cost?

Accepted Answer

Kaolin is the lowest per-unit cost option for million-unit bulk procurement. Inorganic mineral raw materials are widely available with mature manufacturing processes. Over 10 million units deployed globally, certified by multiple national military health departments. View full kaolin product line.

Question 9

What forms do kaolin products come in?

Accepted Answer

Available in three forms: hemostatic gauze (HT-Gauze Standard), tactical hemostatic patch (HT-Tactical Pad), and emergency roll dressing (HT-EMS Roll). Gauze has embedded barium thread for post-op X-ray residual detection.

Question 10

How does kaolin perform in extreme temperatures?

Accepted Answer

Inorganic inert material ensures zero performance degradation from -40°C to +70°C. Reliable operation in arctic cold, desert heat, and tropical humidity. Passed MIL-STD-810G military standard environmental testing.

Question 11

Why can zeolite occlude arterial spray in ≤60 seconds?

Accepted Answer

Zeolite nanopores rapidly absorb water upon blood contact (≥0.5mL/s), physically concentrating local clotting factors and platelets while releasing calcium ions (Ca²⁺) to activate the coagulation cascade. Dual mechanisms in parallel achieve ≤60-second arterial hemostasis.

Question 12

Traditional zeolite burns tissue with exothermic heat. Is your formula safe?

Accepted Answer

Our next-generation temperature-controlled formula using the latest ion exchange and pre-hydration technology strictly limits temperature rise to 2-4°C, ensuring casualty tissue safety. Completely eliminates the 60°C+ injury risk of traditional zeolite products.

Question 13

What scenarios is zeolite suited for?

Accepted Answer

Designed specifically for life-threatening arterial bleeding: battlefield arterial rupture, law enforcement gunshot wounds, terrorist attack emergencies, and more. 15g ultralight packaging perfectly fits individual IFAK kits and tactical vests. View full zeolite product line.

Question 14

How does zeolite perform in extreme environments?

Accepted Answer

Operates reliably from -30°C to 60°C with zero performance degradation. Passed MIL-STD-810G military standard environmental testing for reliable operation in polar, desert, and high-altitude conditions.

Question 15

What forms do zeolite products come in?

Accepted Answer

Available in three forms: compressed dressing (ZT-Compact), thickened hemostatic pad (ZT-Pad Plus), and OEM/ODM bulk granules. Granule form adapts to various wound packing and contract manufacturing needs.

Question 16

How do the three materials compare in hemostasis speed?

Accepted Answer

Chitosan ≤30s (physical cross-linking, independent of clotting factors) → Zeolite ≤60s (nanopore dehydration + calcium ion release) → Kaolin ≤120s (Factor XII activation endogenous coagulation). Faster hemostasis = higher unit cost. View full parameter comparison matrix.

Question 17

How do I select the right material for my application?

Accepted Answer

Anticoagulant patients / In-body use: Chitosan — the only material that degrades and absorbs in the body.

Mass deployment / Long-term reserve: Kaolin — zero exotherm, 5-year shelf life, lowest per-unit cost.

Arterial spray / Battlefield: Zeolite — ≤60-second occlusion, fastest solution.

Still unsure? Request a free evaluation kit for physical testing.

Question 18

What are the shelf lives for each material?

Accepted Answer

Chitosan: 3 years. Kaolin: up to 5 years (accelerated aging data supports 5 years). Zeolite: 3 years. All products use high-barrier aluminum foil composite vacuum packaging. Recommended storage: -20°C to 55°C.

Question 19

What is the minimum order quantity (MOQ)?

Accepted Answer

Hemostatic gauze: 500-1,000 units. Hemostatic powder: 1,000-2,000 units. First-aid kits/configurations: 100-300 sets. OEM custom orders: MOQ negotiable separately.

Question 20

How do I get a quotation?

Accepted Answer

Please fill in the B2B business inquiry form, or email info@rutenmedical.com, or call +86 020-84217919. We will provide a formal quotation within 24 hours.

Question 21

What is the standard delivery lead time?

Accepted Answer

Standard in-stock products: 7-15 business days. Large-volume orders: 3-6 weeks. OEM custom orders: First order 6-12 weeks, reorders 3-4 weeks.

Question 22

What payment methods do you accept?

Accepted Answer

T/T wire transfer (30% advance / 70% before shipment), Letter of Credit (L/C), Western Union. Long-term partners may negotiate more flexible payment terms.

Question 23

What is the sample policy?

Accepted Answer

Standard evaluation kits are provided free of charge to qualified enterprise applicants. Kits include 3-5 physical samples, technical data sheets, and standardized test protocols. See Sample Evaluation Fast Track for details.

Question 24

What international certifications have your products obtained?

Accepted Answer

ISO 13485:2016 (TUV SUD), FDA facility registration and device listing, CE marking (EU MDR 2017/745), GMP compliance, ISO 10993 full biocompatibility series, TCCC recommended standards. See Quality & Compliance page.

Question 25

What is the status of your FDA 510(k) registration?

Accepted Answer

FDA facility registration and partial product listing are complete. FDA 510(k) preparation is in progress, with submission expected in 2026-2027.

Question 26

Can you provide compliance documentation for institutional procurement review?

Accepted Answer

Yes. For NDA-bound formal clients, we provide: ISO 13485 certificate, FDA registration proof, CE DoC, GMP compliance proof, ISO 10993 test reports, sterilization validation reports, and batch CoA.

Question 27

Do you support custom hemostatic material formulations?

Accepted Answer

Yes. We can adjust active material type and ratio, dressing substrate, hemostasis speed, and other key parameters, as well as product form. All three material platforms support customization. Custom formula development typically takes 8-16 weeks.

Question 28

Can OEM orders include custom branding and packaging?

Accepted Answer

Fully supported. We offer aluminum foil bag printing, carton packaging, IFU/instruction sheet, and outer box marking customization. Brand customization typically adds 2-4 weeks to production lead time.

Question 29

What are the MOQ and lead times for OEM orders?

Accepted Answer

OEM MOQ is typically 3,000-10,000 units. First order delivery 6-12 weeks, reorders 3-4 weeks. Strategic partners may negotiate more favorable terms.

Question 30

How do you protect trade secrets and formulas in OEM partnerships?

Accepted Answer

Mutual NDA, formula isolation through independent coding, physical batch production separation, IP ownership contract terms, and non-circumvention clauses. We have provided confidential OEM services to 50+ international brands with zero information leak record.

Frequently Asked Questions

Quick Navigation

Chitosan · BioShield

Kaolin · EarthShield

Zeolite · VolcanoShield

Three-Platform Comparison & Selection

Procurement & Business

Certifications & Compliance

OEM & Manufacturing

Can't Find What You Need?

Frequently Asked Questions

Quick Navigation

Chitosan · BioShield

Q1: What is chitosan's hemostasis mechanism? Why does it work on anticoagulant patients?

Q2: How long does chitosan take to fully degrade in the body? Is a second surgery needed?

Q3: How effective is chitosan's antimicrobial action?

Q4: Is chitosan safe for people with shellfish allergies?

Q5: What forms do chitosan products come in?

Kaolin · EarthShield

Q6: What is kaolin's hemostasis mechanism? Why is it zero exotherm?

Q7: Does kaolin really have a 5-year shelf life?

Q8: Is kaolin suitable for mass deployment? What about cost?

Q9: What forms do kaolin products come in?

Q10: How does kaolin perform in extreme temperatures?

Zeolite · VolcanoShield

Q11: Why can zeolite occlude arterial spray in ≤60 seconds?

Q12: Traditional zeolite burns tissue with exothermic heat. Is your formula safe?

Q13: What scenarios is zeolite suited for?

Q14: How does zeolite perform in extreme environments?

Q15: What forms do zeolite products come in?

Three-Platform Comparison & Selection

Q16: How do the three materials compare in hemostasis speed?

Q17: How do I select the right material for my application?

Q18: What are the shelf lives for each material?

Procurement & Business

Q19: What is the minimum order quantity (MOQ)?

Q20: How do I get a quotation?

Q21: What is the standard delivery lead time?

Q22: What payment methods do you accept?

Q23: What is the sample policy?

Certifications & Compliance

Q24: What international certifications have your products obtained?

Q25: What is the status of your FDA 510(k) registration?

Q26: Can you provide compliance documentation for institutional procurement review?

OEM & Manufacturing

Q27: Do you support custom hemostatic material formulations?

Q28: Can OEM orders include custom branding and packaging?

Q29: What are the MOQ and lead times for OEM orders?

Q30: How do you protect trade secrets and formulas in OEM partnerships?

Can't Find What You Need?