Dental Lab Services.
Justification and Approval for:
Other than Full and Open Competition
The Brockton and Jamaica Plain VA Medical Healthcare Systems intends to negotiate on a sole source basis pursuant to FAR 6.302 1 Only One Responsible Source and No Other Supplies or Services Will Satisfy Agency Requirements with James R. Glidewell Dental Ceramics located in Newport Beach, California 92660 or its authorized dealers for the purchase of Dental Lab Items,
1 Dental Laboratory Services: Those
laboratory procedures that are
required for the treatment of dental
patients. These would include , but
not be limited to, all laboratory
fabrication aspects of complete
dentures, removable partial dentures,
fixed partial dentures and crowns, and
dental implant prosthesis.
PERFORMANCE WORK STATEMENT (PWS)
DEFINITIONS
VA Boston Healthcare System Jamaica Plain and Brockton Campuses
Special Handling: Unusual circumstance may dictate the need for a dental order to be picked up, specially shipped and returned same day, overnight, or processed within a shorter time frame.
Routine Handling: A dental laboratory work authorization that is usually performed and returned within a specified time frame.
Turn Around Time (TAT): The length of elapsed time between pickup of the dental lab order by the contractor until the receipt of the complete order by VA Dental Service.
COR: Contracting Officer s Representative.
SAD: Standards of Acceptable Deliverables.
Dental Laboratory Services: Those laboratory procedures that are required for the treatment of dental patients. These would include, but not be limited to, all laboratory fabrication aspects of complete dentures, removable partial dentures, fixed partial dentures and crowns, and dental implant prosthesis.
Working Day: Any twenty-four hour period of the typical administrative work week, i.e. Monday through Friday (M-F). For example, if the contractor is allowed 5 working days for a prosthesis and is picked up on a Monday, it would be due back to VA the following Monday. Federal holidays occurring M-F are not considered a working day.
TERM OF CONTRACT
The proposed contract period is for one year 1 with four (4) 12-month option periods, one FAR 52.217-8 six month extension if exercised
Anticipated Period of Performance:
Base Year 05/01/2020-04/30/2021
Option Year 1 05/01/2021-04/30/2022
Option Year 2 05/01/2022-04/30/2023
Option Year 3 05/01/2023-04/30/2024
Option Year 4 05/01/2024-04/30/2025
Six Month Option 05/01/2025-08/31/2025
SCOPE
The Contractor shall provide all resources necessary to accomplish the requirements described in the Performance Work Statement (PWS). The Contractor shall provide dental laboratory services outlined in this PWS. The contractor shall furnish local pickup Monday through Friday between the hours of 8:00 a.m. and 4:00 p.m. Eastern standard time.
The contractor will have overnight capabilities to provide urgent orders.
All labor, transportation, materials, general dental laboratory tools, equipment and supervision required to provide Dental Prostheses to the VA Boston Healthcare System, Jamaica Plain Campus 150 So. Huntington Ave. Jamaica Plain, MA 02130, Brockton Campus 940 Belmont St. Brockton, MA 02301. The Contractor requires bills to be sent on a weekly basis. No changes are to be made to the Rx without the permission of the sending provider. Contractor must have products that are 100% American Made.
The dental laboratory services that may be authorized under this contract include, but are not limited to:
Fabrication of porcelain fused to metal crowns and fixed partial dentures
Fabrication of Full gold crowns and fixed partial dentures
Implant supported crowns and fixed partial dentures
Abutments
Resin-bonded bridges
Removable partial denture frameworks
Diagnostic wax-ups for crown and bridge (C&B) cases
Custom provisional C&B prostheses
All-ceramic C&B prostheses
Implant connecting bars (precious metal/titanium)
C&B metal/titanium/zirconium substructures
Application of veneering porcelain to existing/VAMC submitted metal or ceramic C&B copings and fixed partial denture (FPD) substructures.
Removable Prosthesis
Full Denture Set-up
Full Denture Finish
Denture relines and repairs
Partial repairs
Nightguards
Bite blocks
Base trays
The Contractor shall provide sufficient management to ensure that the work specified in this contract is performed efficiently, accurately, on time, and in compliance with the terms and conditions of the contract. The Government reserves the right to add additional dental products and/or services, within the scope of the original contract, via a Bi-lateral modification.
GENERAL REQUIREMENTS
The Contractor shall provide services and support to VAMC Boston as defined herein.
The Contractor shall fabricate dental prosthetic items in strict accordance with the dental laboratory order for the fabrication of dental prostheses, which shall include but not be limited to the following; all laboratory fabrication aspects of complete dentures, removable partial dentures, fixed partial dentures and crowns, and dental implant prosthesis.
Special handling may be required on specific orders and will be authorized on a case by case basis by the VAMC.
Special/customized fabrication standards may be required on specific orders and will be authorized on a case by case basis by the VAMC.
The contractor will be a full service dental laboratory that could integrate the combined treatment needs of the prosthetic patient requiring simultaneous fixed, removable and implant prosthetics.
The normal turnaround time (in working days as defined) for dental prosthetic items shall be as outlined in the following table. In case of longer turn-around times, the Contractor must notify the COR of the delay, in writing, as soon as the delay becomes known and before the maximum number of days has expired. This notification must include the reason for delay and the requested amount of additional time.
24 Hours
48 Hours
3 Days
5 Days
Complete and Removable Partial Denture acrylic resin repairs
Custom impression trays
Diagnostic wax-up, (4teeth or less)
Record base and occlusal rims
Complete and Removable Partial Denture, tooth additions/repair
Custom impression trays, altered cast impression
Heat cured provisional restorations (4 teeth or less)
Complete and Removable partial Denture, tooth set-up
Articulation of cast
Occlusal guard, vaccuuform
Tooth Rearrangements, complete and removable partial dentures
Complete and removable partial Denture, Process and Finish
Cast duplications
Complete and Removable Partial Denture, relines
Articulation with model and die work
Valplast partial Denture, process and finish
Solder/Laser Weld
Complete and Removable Partial Denture, rebase
Valplast partial Denture, tooth set-up
Transitional Removable Partial Denture, processed (3 teeth or less)
Processed surgical templates
Transitional partial set-up and process
Cast Post and Core restorations
10 Days
Milled crowns (Zirconium, e-max)
Custom abutments
PFM crowns and bridges
Cast gold crowns
Cast partial Denture framework
Diagnostic wax-up (4 or more teeth)
Heat cured provisional restorations (4 or more teeth)
The contractor certifies that all alloys, metals, and components of dental prostheses are in compliance with and meet FDA, ANSI and American Dental Association department standards. The Contractor must assure that dental prostheses or appliances assembled or created under the contract will not be manufactured outside of the United States.
American National Standards Institute (ANSI) Requirements
Standards by the ANSI in cooperation with the American Dental Association Department of Standards require that all materials used for fabrication of dental prostheses meet the Standard Practices for Biological Evaluation of Dental Materials.
Food and Drug Administration (FDA) Requirements
Contractor must comply with the regulations governing FDA Quality System/Good Manufacturing Practices for products distributed in the United States dental laboratories. FDA regulations prohibit the use of lead in the surface material used to fabricate dental prostheses.
Contractor shall provide the following services at VA Boston Healthcare System, Jamaica Plain and Brockton Campuses:
Forms for the authorization of work at their facility.
Once daily pick-up and delivery Monday through Friday in the Dental Clinic, to include but not limited to:
All impression pouring/handling.
All necessary procedures relating to Dental Laboratory Services.
Contractor shall consult with the appropriate Using Service at the VAMC regarding any specific dental laboratory order.
BUSINESS ASSOCIATE AGREEMENT (BAA): For your information, please find the attached Business Associate Agreement (BAA) template included as part of the solicitation. The attached BAA will be requested and shall be filled out in its entirety, signed and submitted upon award. If your company has already has an active National BAA, you may include a copy of your current National BAA in place of completing the attached BAA document.
MATERIAL REQUIREMENTS
Noble Alloys (Noble Metal Content must be > 25% Gold + Platinum Group) shall be used in the fabrication of full gold crowns and fixed partial dentures (bridges) and in porcelain fused to metal crowns and fixed partial dentures. As per the American Dental Association "Revised Classification System for Alloys for Fixed Prosthodontics," www.ada.org/2190.aspx for Noble Alloys. The combined total of the metals (gold plus the platinum group) must be greater or equal to 25%). Metals of the platinum group are platinum, palladium, rhodium, iridium, osmium and ruthenium.
The contractor shall provide porcelain fused to metal crowns and fixed partial dentures with options of metal occlusal surfaces, crown (survey) under partial denture, porcelain labial butt margin and implant crown and abutments. The contract laboratory shall identify by affixing the most recent manufacturer label to provide a description of the metal alloy components and percentages used in the fabrication of each of the requested dental prostheses. The contract laboratory shall identify in writing (per case) the type of porcelain used in the fabrication of the porcelain fused to metal dental restorations and in instances where porcelain application only is requested. The alloy used for PFM restorations shall contain less than 30% silver.
Non-precious alloys (nickel and beryllium free) shall be used for resin-bonded fixed partial dentures.
Cast metal partial denture frameworks shall be fabricated of a cobalt chromium metal alloy; free of nickel and beryllium.
The VA system uses multiple implant systems. They are not universal. The VAMC will provide the stock abutments or "cast-to" custom abutments for fabrication. For "cast-to" abutments, the offeror will design and fabricate a suitable abutment.
ORDERING
Ordering Procedures - Task orders against this contract will be placed in accordance with this section. All task orders placed incorporate all terms and conditions of the contract.
Ordering Officials - Task orders will be placed by ordering officials designated by the Contracting Officer (CO). Ordering officials will be from the Jamaica Plain and Brockton VA Medical Center. The ordering facility will issue a prescription to a contractor. Prescriptions constitute binding orders under this contract.
SHIPPING/DELIVERY
Government Packaging Orders sent to contractors will include the following information:
(i) Date of order.
(ii) VAMC Case Number
(ii) Contract number and order number.
(iii) For supplies and services, description and quantity as per prescription.
(iv) Place of delivery or performance (including consignee).
- A copy of the Manifest listing all of the cases being shipped will also be included.
(v) Accounting and Appropriation data
Shipping Method - Contractor shall use Fed Ex mail or equivalent and use express delivery service for emergency cases. Return shipping costs shall be the responsibility of the Contractor. Signature confirmation is required.
All shipping and handling charges, if applicable, are required to be included as part of the line item pricing. The Government will not pay the shipping and handling charges separately and if invoiced, the shipping charges will be rejected.
Shipping Locations:
Jamaica Plain VA Medical Center
Department of Veterans Affairs
Dental Service Bldg. 1 2C
Jamaica Plain Campus
150 So. Huntington Ave.
Jamaica Plain, MA 02130
Brockton VA Medical Center
Department of Veterans Affairs
Brockton Dental Service
Bldg. 3, 5th flr.
940 Belmont St.
Brockton, MA 02301
Contractor Packaging - Contractor shall adhere to the following guidelines when packaging products for return to VA:
Remove dies from models, wrap in cotton and place in plastic containers.
Wrap all components individually in bubble wrap and secure.
Pack items securely in shipping box with sufficient bubble wrap to avoid movement during shipment.
All completed cases shall be disinfected and returned to the authorizing VAMC via shipping methods defined above in Section VI (2).
Contractor must identify the specific type of metal used in each prosthesis with the shipment.
Contents - Contractor shall include the following items in each returned product to VA:
All original materials supplied by VA
Chain of custody from receipt of items to packaging for shipment
Itemized non-payable invoice or packing list as detailed in Section IX.
A copy or original of the manufacturer label, to provide a description of the metal alloy components and percentages used in the fabrication of each of the requested dental products. Contractor shall identify in writing (per case), the type of porcelain used in the fabrication of the porcelain fused to metal dental restorations
A copy of the original lab prescription from the authorizing VAMC
Delinquency - Delinquent delivery shall not exceed 5% of the number of orders placed per batch, per quarter, and/or the total number of orders placed for this contract period (year).
QUALIFICATIONS, LICENSES AND INSPECTION OF CONTRACTOR
The VISN 1 contracting officer reserves the right to thoroughly inspect and investigate the contractor s and subcontractor s facilities and other qualifications.
Please provide an organizational chart specific to the management of this contract, along with contact information. This will show which personnel will be directly involved with the contract management and be involved with daily operations (examples would be: CEO, Safety Manager, Operations Manager(s), Certified Dental Technicians, etc.) in accordance with the Statement of Work requirements.
The contractor and all sub-contractor s facilities shall have all licenses, permits and certifications as required by local and state authorities. Current copies of these must be provided to the contracting officer upon request.
QUALITY
All dental prostheses returned from the contracted laboratory will be evaluated by the authorizing VAMC. Returned prostheses that fail to meet patient requirements will be returned to the contractor for correction, adjustment, or remake. All dental prostheses returned to the contractor for correction, adjustment, or remake shall be delivered to the authorizing VAMC within three (3) business days of date received. Communication back and forth between the VA and the Vendor is important to maintain and coordinate the quality assurance aspects of this contract.
The contractor will follow the Standards of Acceptable Deliverables (SAD), which is attached. Dental Laboratory procedures and products will be assessed by the COR by using the SAD of Dental Laboratory procedures. Prostheses delivered to VA also must adhere to the following standards:
Marginal integrity crown and bridge prosthetic margins are complete and closed to the marked die margins
Occlusal relationship the prosthesis contacts the opposing teeth positively and lightly when biting
Esthetics/anatomic contours the prosthesis matches the shape and contour of the surrounding teeth, as well as the prescribed shade/color
Products not conforming to the stated requirements will require rework. Financial responsibility for rework is defined in paragraph IX. (2). Acceptable quantities of rework are defined in paragraph IX. (3).
Financial Responsibility - Prostheses returned to Contractor for rework due to Contractor error shall have necessary corrections, adjustments, or remakes performed no cost to VA. Prostheses returned to Contractor for rework due to VA error will have necessary corrections, adjustments, or remakes performed at contract rates payable by VA. The Contractor must provide proof that the error was due to VA error for consideration of payment under the contract.
Frequency of Rework - Rework due to contractor error shall not exceed 5% of the number of orders placed per batch, per quarter, and/or the total number of orders placed for this contract period (year).
Quality Assurance Surveillance Plan (QASP): Describe your quality management system that is currently in place that will ensure the needs of the Government are met on a daily basis. Please also provide any quality certifications or licenses obtained. Please submit a Quality Assurance Surveillance Plan (QASP) as part of this technical submission. The QASP template can be found under section D (attachments), if needed. In addition to the SAD, the Government will also use the contractor s QASP to assess the quality of the delivered products.
The COTR will notify the vendor in writing on a monthly basis any issues concerning quality complaints of dental laboratory items providing detailed information for the vendor to correct identified discrepancies.
Cleanliness - Contractor shall adhere to OSHA standards and disinfect all dental impressions and prostheses.
The contractor service requirements are summarized into Performance Standards that relate directly to mission-essential items. The Performance Standard briefly describes the minimum acceptable levels of service required for each requirement.
Task #
Required Service
Performance Standard
Monitoring Method
Incentive/ Disincentive
1
Provide Dental Laboratory Services as outlined in the SOW and SAD
100%
Perform services in accordance with Joint Commission on the Accreditation on Healthcare Organizations (JCACO) standards, federal regulations or accreditation regulatory entities, including, but not limited to, the American
Dental Association (ADA) and the Contractor's respective state, requirements for operation as a dental laboratory.
Periodic Inspection
Positive/Negative Past Performance
2
Practice quality control and safety measures, including Universal
Precautions for Infectious Disease Control.
100%
Perform services in accordance with Joint Commission on the Accreditation on Healthcare Organizations (JCACO) standards and Safe Workplace Regulations.
Random Inspection
Positive/Negative Past Performance
3
Provide quality and appropriate documentation regarding the
services provided.
95%
Perform services in accordance with the Performance
Work Statement.
Customer Complaints
Poor performance may result in re-performance at Contractor's expense or termination of the contract.
SPECIAL REQUIREMENTS
The contractor shall notify the contracting officer of any proposed changes in subcontracted dental laboratories and have prior written approval (by the contracting officer) before any changes are implemented. The contractor agrees to absorb any increase in charges as a result of any changes in subcontracted laboratories.
Quality Control: Dental Laboratory procedures and products will be assessed by the COR by using the SAD of Dental Laboratory procedures (copy attached). Contractor shall provide with upon request a detailed description of quality control procedures. Contractor shall provide with upon request a detailed description of quality control policies and procedures followed by the contractor in the fabrication of dental prostheses.
The contractor will provide the following, upon request, as well as provide copies during the term of the contract to the CO and COR upon request.
A mutually agreeable time for pickup and delivery.
Telephone numbers and contact persons to be used by the using service at the VAMC to inquire about specific dental laboratory orders.
A narrative description of the laboratory s quality control program.
The contractor shall maintain acceptable services, reporting systems and quality controls as specified herein. Failure to comply with the specified terms and conditions and/or failure to perform satisfactorily may be grounds for pursuing termination of the contract.
STANDARDS FOR ACCEPTABLE DELIVERABLES (SAD)
* All standards should be in agreement with the VA Central Dental Laboratory case requirements at http://www.va.gov/ntxcdl.
Complete Dentures
Master Casts
Base is 10mm thick at the thinnest portion of the cast
3mm wide land area throughout the circumference of the cast
Sulcular depth 3mm on buccal, to follow the contour of the buccal vestibule
Sulcular depth 3mm on lingual to follow the contour of the vestibule
Free of bubbles and defects
All anatomic areas of impression included on cast
Tongue area, flat across the arch
Base is parallel to the plane of occlusion or residual ridge
B. Impression Trays
Rigid and fabricated from the appropriate material
Covers all indicated anatomy
Handles do not interfere with border molding movements, formed as prescribed, so as not to displace facial musculature
Impression material retentive features included in the tray as prescribed
Record Base
Is well adapted to the residual ridge
Covers all indicated anatomy
Is extended to the land area
Is adequately thick for rigidity
Is smooth and free of sharp area
Occlusion Rim, Maxillary
Is fabricated from the prescribed baseplate wax
Is 10mm wide in the posterior section
The posterior sections are placed over the crest of the residual ridges
Is straight from the buccal aspect of the record base border to the buccal aspect of the occlusion rim
Taper in width to 3mm in the anterior section
Anterior section angles 5 degrees anteriorly from the horizontal
Anterior is 22mm long from the extent of the labial flange
Posterior is 18mm long from the extent of the buccal flange
All wax is smooth, without voids
Adheres well to the record base
The occlusal plane is flat, generally parallel to the residual ridge
Occlusion Rim, Mandibular
Is fabricated from the prescribed baseplate wax
Is 10mm wide in the posterior section
The posterior sections are placed over the crest of the residual ridges
The posterior sections stop at the beginning of the upward incline of the residual ridges
Is straight from the buccal aspect of the record base border to the buccal aspect of the occlusion rim
Tapers in width to 3mm in the anterior section
Anterior section angles 5 degrees anteriorly from the horizontal
Anterior is 18mm long from the extent of the labial flange
Posterior extends to the top of the retro-molar pad
All wax is smooth, without voids
Adheres well to the record base
The occlusal plane is flat, ideally parallel to residual ridge
Wax Trial Dentures, Maxillary
The midline of the arranged teeth matches the marked midline of the occlusion rims
The incisal edges of the anterior teeth are placed in the same plane as the incisal surface of the occlusion rim
The occlusal scheme by default is to a Class I occlusion with a balanced set-up, unless otherwise specified.
The inter-dental wax fills the embrasures up to the contact points.
Adequate inter-dental wax fills the embrasures to allow for finishing of the acrylic resin
A 4mm band of simulated attached gingiva is present, elevated to simulate buccal bone
The palatal area is 2mm thick
A 1mm band of wax is palatal to the posterior teeth to allow for finishing of the acrylic resin
Wax does not overlap onto the beginning/palatal of the ridge-lap area of the anterior teeth
The opposing occlusion contacts into proper interdigitation at the established vertical dimension of occlusion
Wax Trial Dentures, Mandibular
The midline of the arranged teeth matches the marked midline of the occlusion rims
The facial surfaces of the anterior teeth are placed in the same plane as the contoured facial surface of the occlusion rims
The incisal edges of the anterior teeth are placed to develop the horizontal and vertical overlap necessary for the individual clinical requirements
The occlusal plane of the mandibular posterior teeth is at the appropriately indicated superior aspect of the pear shaped pad.
The central groove line of the mandibular posterior teeth is placed over the crest of the residual ridge
The number and size of posterior teeth are in harmony with space available from the distal of canine to the beginning of the ascending ramus
The inter-dental wax fills the embrasures up to the contact points
Adequate inter-dental wax fills the embrasures to allow for finishing of the acrylic resin
A 4mm band of simulated attached gingiva is present, elevated to simulate buccal bone
A 1mm band of wax is lingual to the posterior teeth to allow for finishing of the acrylic resin
Wax does not overlap onto the beginning/lingual of the ridge-lap of the anterior teeth
The buccal shelf area is concave, of adequate thickness
Processed and Polished Prosthesis
The acrylic resin free of pits, fissures, and porosity
The acrylic resin is polished on all non-tissue bearing areas
The denture borders are anatomically complete
No evidence of flash remains on the denture borders
The denture bases remain adequately thick for rigidity
Remount Casts (if required)
The denture borders are well supported around the buccal periphery
Base is 10mm thick at the thinnest portion of the cast
4rnm wide land area throughout the circumference of the cast
Removable Partial Dentures
Custom Impression Trays
Rigid and fabricated from the appropriate material
Covers all indicated anatomy
Handles do not interfere with border molding movements, formed as prescribed
Impression material retentive features included in the tray as prescribed
Rests
Follow the dimensions and location of the design
Fill the prepared rest seats completely
Are minimally 1.5mm thick
Are no greater in contour than the original marginal ridge/buccal cusp ridge/fossae area
Minor Connector
Follow the dimensions and location of the design
Are broad and fan shaped at the junction with the major connecter
Are minimally 1.5mm thick
Crosses the gingival margin at 90 degrees
Proximal Plates
Follow the dimensions and location of the design
Are thinned and tapered only at the marginal ridge areas, when no rest is present
Major Connectors
Follow the dimensions and location of the design
Have definitive external finish lines
Have definitive internal finish lines
Denture Base Retention
Follow the dimensions and location of the design
Show a broad connection to the major connector
Are not extended more than 2mm buccal to the crest of the residual ridge
Contains a tissue-stop that contacts the residual ridge of the master cast
Retainers, Indirect
Follow the dimensions and location of the design
Are broad and fan shaped at the junction with the major connector
Are minimally 1.5mm thick
Crosses the gingival margin at 90 degrees
Retainers, Direct
Follow the dimensions and location of the design
Are uniformly tapered to the retentive tip
Are minimally 1.5mm wide
Wax Trial Removable Partial Dentures, Maxillary
The midline of the arranged teeth matches the marked midline of the occlusion rim
The facial surfaces of the anterior teeth are placed in the same plane as the contoured facial surface of the occlusion rims
The incisal edges of the anterior teeth are placed in the same plane as the incisal surface of the occlusion rim
The inter-dental wax fills the embrasures up to the contact points
Adequate inter-dental wax fills the embrasures to allow for finishing of the acrylic
A 4mm band of simulated attached gingiva is present to simulate buccal bone
A 1mm band of wax is palatal to the posterior teeth to allow for finishing of the acrylic resin
Wax does not overlap onto the beginning/palatal of the ridge-lap area of the anterior teeth
The opposing occlusion contacts into proper interdigitation at the established vertical dimension of occlusion
Wax Trial Removable Partial Dentures,
The midline of the a teeth matches the marked midline of the occlusion rims.
The facial surfaces of the a teeth are placed in the same plane as the contoured facial surfaces of the occlusion rims.
The incisal edges of the anterior teeth are placed in the same plane as the incisal surface of the occlusion rim.
The occlusal plane of the mandibular posterior teeth is at the appropriately indicated superior aspect of the pear shaped pad.
The central groove line of the mandibular posterior teeth is placed over the crest of the residual ridge
The number and size of posterior teeth is in harmony with space available from the distal of the canine to the beginning of the ascending ramus
The inter-dental wax fills the embrasures up to the contact points
Adequate inter-dental wax fills the embrasures to allow for finishing of the acrylic resin
A 4mm band of simulated attached gingiva is present, elevated to simulate buccal bone
A 1mm band of wax is lingual to the posterior teeth to allow for finishing of the acrylic resin
Wax does not overlap onto the beginning of the ridge-lap area of the anterior teeth
The buccal shelf area is concave, of adequate thickness
Processed and Polished Prosthesis
The acrylic resin is free of pits, fissures, and porosity
A smooth junction exists between the acrylic resin and external finish lines
The acrylic resin is polished an all non tissue bearing areas
The denture borders are anatomically complete
No evidence of flash remains on the denture borders
The denture bases remain adequately thick for rigidity
Fixed Partial Dentures (FPD)/Crown
Custom Trays
Indicated relief has been well adapted
Is well adapted to the teeth and residual ridge Covers all indicated anatomy
Completely fills the vestibule Is extended to the beginning of the land area when indicated
Is adequate for rigidity
Is smooth and free of sharp areas
Working Casts/Dies
All necessary anatomic landmarks are included
Dies are stable, retentive, and do not rotate
No bubbles or defects present in the cast
Dies are properly trimmed, retaining as much root structure as possible
Die spacer is applied to prepared surfaces leaving 1 mm free at margin
All dies are numbered.
Cut-Back Design for Veneer Application
Coping/wax crown cut-back design allows for a uniform 2mm thickness of veneer
Proximal cut-back design allows for marginal ridge veneer support
Rigid connector size is maximized, within the constraints, for periodontal health and esthetics
A uniform transition exists between metal and veneer material
Veneer Application
Axial contours are within normal limits for the particular tooth and/or arch form
Applied veneer shade matches the requested shade per shade guide submitted or universal (Vita, Trubyte, Ivoclar, etc.) system
Finish/Polish of FPD/Crown
Axial contours are within normal limits for the particular tooth and/or arch form
A uniform transition exists between metal and veneer material
No unsupported veneer material remains on the allow substructure
All margins are closed on the die
The established vertical dimension of occlusion is maintained when the FPD/crown is articulated
The veneer material is appropriately finished (glazed, polished, etc.)
The substructure metal is highly polished
Surveyed Crowns for Removable Partial Denture Abutments
All aspects of FPD/crown fabrication are employed
Posterior occlusal rests:
are ½ the width of the buccal-lingual cusp tip width
are spoon-shaped, deepest toward the center of the tooth
form an acute angle with the guide at the most axial point
re-establish original marginal ridge contours
maintain occlusal contours
Cingulum rests:
are placed in the gingival 1/3 of the crown to avoid occlusal interferences
provide a positive stop for the removable partial denture
Guide planes:
include a 1mm wide band of surface parallel to the established path of withdrawal from the facial line-angle to the lingual/palatal line-angle
relief provided at the gingival 1/3 of the axial surface
Survey lines, circumferential direct retainers:
begin in the gingival one-third of the abutment adjacent to the rest
end in the occlusal 1/3 of the abutment to establish the desired undercut
allow for the terminal one-third of the retainer to be placed into the undercut
Survey lines, bar direct retainers:
a U shaped survey line established the desired undercut
Implant supported Crowns and fixed partial dentures.
Laboratory able to provide at cost any necessary components, including:
Lab analogs
Lab screws
Temporary or permanent abutments
UCLA style abutments
Laboratory to follow Rx indicating cemented or screw retained prosthesis fabrication.
Screw retained prosthesis will have a metal chimney screw hole
Cemented prosthesis to follow Rx for either milled custom abutment fabrication or utilization of standard abutment, as indicated.
Occlusal contacts for implant supported prosthesis will be light by default, unless Rx indicates otherwise.
This Notice of Intent is NOT a request for competitive proposals. Parties may identify their interest, accompanied by supporting literature, to the Contract Specialist no later than 03/20/2020 at 11:59 p.m. Responses should be sent to Mary.Bosch@va.gov. Information received will to determine whether or not to conduct a competitive procurement. The determination to conduct a competitive procurement based on responses to this notice is solely within the discretion of the Contracting Officer.
36C24120Q0247 Department of Veterans Affairs Veterans Health Administration Veterans Integrated Service Network 1
3/16/20, 8:43 AM