ProSpace™ DBM-D - Aesculap Implant Systems

ProSpace

DBM-D

Aesculap Spine

A member of the group of companies.

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Product Overview

Allograft derived demineralized bone matrix (DBM) offers many of the elements essential for bone formation. DBM not only provides the natural scaffold for bone ingrowth, but it is also a source of a full range of growth factors (i.e., BMPs, TGFs) known to induce the osteoinductive signal 1 for bone formation.

ProSpace ™ DBM-D has demonstrated osteoinductive potential and is available with or without the addition of cortical-cancellous chips for an optimized osteoconductive scaffold. ProSpace DBM-D is offered in a variety of forms and quantities to meet the needs of your trauma, reconstructive, spine and sports medicine patients.

Cancelle™ SP DBM Sterilization Process

ProSpace DBM-D products are sterilized through the Cancelle SP

Process, which is designed to preserve protein activity.

The osteoinductive* (OI) potential is verified by 100% lot testing after sterilization. In their final form, the DBM products serve as bone void fillers in many applications.

How Does the Cancelle™ SP Process Work?

Cancelle SP is a proprietary process that sterilizes DBM gels, pastes and putties while simultaneously allowing them to maintain their osteoinductive potential*. Through a combination of oxidative treatments and acid or alcohol washes, debris is removed and pathogens are inactivated. Cleansing rinses remove residual chemicals while maintaining biocompatibility and terminal low-temperature, low-dose gamma irradiation achieves sterility (SAL 10 -6 ) while preserving the utility of the graft.

*Every DBM lot induced bone formation when implanted in a modified athymic nude rat assay. Findings from an animal model are not necessarily predictive of human clinical results.

Features and Benefits

Easy to Use

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Use in seconds with a few easy steps

Mix with blood, sterile water or saline

Combine with autograft or allograft

Room temperature storage

Use as a bone void filler in many surgical applications

Handling and Versatility

I A malleable DBM that is not water-soluble and will

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I maintain its implanted integrity during irrigation.

ProSpace ™ DBM-D utilizes a highly purified gelatin carrier derived from Type 1 collagen which firms at body temperature, resists migration and does not interfere with the bone formation process.

Its versatility allows for hydration with several different fluids, including the patient’s own blood or sterile water/saline.

Mix with fluid and use.

Connect syringes, mix fluid & powder and combine with patient’s blood or sterile water/saline.

Stability of Growth Factors

Studies have shown that increasing levels of moisture and heat can have a negative effect on the osteoconductive capabilities of DBM.

2 In order to maintain the stability of growth factors over the shelf life, ProSpace DBM-D is packaged freeze-dried.

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Performance

Rat Model

ProSpace bone paste in the spine

(histology from rat study)

Animal testing of ProSpace ™ bone paste has been conducted in various rat and rabbit models. The results of these studies show that ProSpace bone paste performs better than the tested alternative bone graft substitute (BGS) options, and the data obtained in these studies demonstrates that ProSpace DBM-D functions as intended in multiple animal models and anatomic locations.

Spine

Wang et al. compared ProSpace bone paste to two other commercially available bone pastes in a rat spinal fusion model.

Autogenous bone graft served as a control. By the end of the study, a total of 14 out of 18 rats had demonstrated successful fusion, a higher rate of fusion than the other alternatives.

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Rabbit Model

ProSpace bone paste at 6 weeks

(anterior-posterior radiograph of a rat)

Spine

ProSpace allograft bone paste induced new bone formation and bridging fusion comparable to autograft in the rabbit spinal fusion model. The material performs well alone or in combination with autograft.

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Representative low power histology. H & E.

Representative X-rays taken in vivo.

Transverse processes (TP) grafted with ProSpace DBM-D. Moderate bone formation has occurred bilaterally (arrows).

Quality

100% Lot Testing for Osteoconductivity

I After sterilization is complete, every lot of DBM undergoes in vivo testing for osteoconductivity. The benefit of using the in vivo athymic rat model is its ability to capture the complex chemical and biological processes that are involved in new bone formation. This more sensitive form of testing not only screens potentially underperforming DBM from use, but it also captures any inflammatory response elicited from a donor’s DBM.

I The importance of testing every donor is that not every lot of DBM performs the same. A study evaluating the performance of 1,200 DBM lots found that only 80% met the acceptance criteria for osteoinductivity (new bone formation in 50% or more of implant area).

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Quality Control Release Criteria

The following tests are performed on every lot before release:

I Residual calcium testing

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Residual moisture testing

Extrusion testing of finished product

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Dissolution testing of finished product

Handling testing of finished product

Osteoinductive testing of finished product

Day 3 Day 12 Day 28

Key

BM: Bone Marrow

FC: Fibrin Clot

NB: New Bone

OC: Osteoclast

OB: Osteoblast

HCh: Hypertrophic

Chondrocyte

Histological depiction of the chronology of endochondral ossification of DBM implanted into athymic rats. Finished product induced bone formation when implanted in an athymic nude rat assay. Findings from an animal model are not necessarily predictive of human clinical results.

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Safety

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The safety of tissue is contingent upon three stages; donor screening, laboratory testing and tissue preparation (including terminal sterilization) validation to address potential disease transmission.

Stage 1: Donor Screening for Patient Safety

Medical and social history evaluations are performed for every donor. RTI’s medical director, a licensed physician, must approve each donor record.

Stage 2: Donor Testing for Patient Safety

Donor testing meets FDA and AATB (American Association of

Tissue Banks) requirements. Lab tests are performed using kits approved by the FDA, which include Nucleic Acid Testing (NAT) for

HIV and HCV, currently the most sensitive tests available.

Seriological Testing Includes:

I HCV Antibody

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HBV Surface Antigen

HIV 1 & 2 Antibody

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HBV Total Core Antibody

HTLV-I & HTLV-II Antibody

RPR for Syphilis

HIV-I/Nat

HCV/NAT

Microbiological Testing Includes:

I Pre-processing culturing: Performed before processing begins to remove potentially unsuitable tissue from process.

I Environmental controls: Monitors cleanliness of processing environment.

Stage 3: Viral Inactivation and Terminal Sterilization

The Cancelle ™ SP DBM Sterilization Process is validated to inactivate relevant enveloped and non-enveloped viruses like HIV,

Hepatitis C virus model (BVDV), Herpes virus model (PrV), Hepatitis

B virus (HBV) and more. The process kills bacteria, removes debris and reduces viral load while preserving the tissue biocompatibility and osetoinductivity.

Finished product in its final packaging is sterilized using low-temperature, low-dose gamma irradiation to achieve a validated 10 -6 sterility assurance level.

Order Information

ProSpace ™ DBM-D, Paste

ProSpace DBM-D, Putty

Demineralized Bone Matrix/ Flowable

Item No.

Description

ME701

ME705

ME710

ProSpace DBM-D Paste, Syringe

ProSpace DBM-D Paste, Syringe

ProSpace DBM-D Paste, Syringe

Demineralized Bone Matrix/ Moldable

Item No.

Description

ME712

ME715

ME720

ProSpace DBM-D, CCC, Putty*

ProSpace DBM-D, CCC, Putty*

ProSpace DBM-D, CCC, Putty*

*Contains cortical cancellous chips

Cancellous and Cortical Cancellous Chips and Cubes

Item No.

Description

ME725

ME726

ME727

Cancellous Chips 1 mm- 4 mm

Cancellous Cubes 4 mm - 6 mm

Cortical Cancellous 40/60 Chip Mix 1 mm - 3 mm

Manufactured by:

RTI Biologics™ is a trademark of RTI Biologics, Inc.

Cancelle™ SP is a trademark of RTI Biologics, Inc.

Size

1 cc

5 cc

10 cc

Size

2 cc

5 cc

10 cc

Size

15 cc

15 cc

15 cc

For additional information, contact Customer Service at 1-866-229-3002 or visit our website at www.aesculapimplantsystems.com.

References:

1 Landesman, R.; Reddi, A.H., Chemotaxis of muscle derived mesenchymal cells to bone-inductive proteins of rat. Calcified Tissue International , 39: 259-262, (1986).

2 Han et al. Effects of moisture and temperature on the osteoinductivity of demineralized bone matrix. J. Orthopaedic Research 23 (2003) 855-861.

3 Data on file, RTI Biologics, Inc., Alachua, Florida.

4 Jaw R, Silveria E, Yonchek J, Kirk J, Nataraj C. Comparative Analysis of Osteoinductivity Testing Methods. Pittsburgh Bone Symposium, Pittsburgh, PA: 523-536, 2003.

5 Wang JC, Davies M, Kanim L, Ukatu CJ, Dawson E, Lieberman J. Prospective Comparison of Commercially Available Demineralized Bone Matrix for Spinal Fusion. North

American Spine Society 15th Annual Meeting, New Orleans, Louisiana, 2000.

6 W. Casey Fox, “Biomechanical and Radiographic Evaluation of Demineralized Bone Matrix Materials and Pro Osteon ® 500R in a Rabbit Spinal Fusion Model: Combined

Phase I and Phase II Results”.

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Aesculap Implant Systems, LLC | 3773 Corporate Parkway | Center Valley, PA | 18034

Phone 866-229-3002 | Fax 610-984-9096 | www.aesculapimplantsystems.com

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