- What are the instructions for cleaning and storing their WELDENZ Dental Resin bridge or denture? How can I care for my WELDENZ denture?
No special cleaning agent is required. Patients just brush their teeth with a soft bristle as per normal, like they would brush their natural teeth. In fact, it is safe to leave the WELDENZ denture in your mouth while you sleep. However, we recommend the use of over-the-counter cleaning agent for dentures to make your WELDENZ denture last longer. ! - Can I chew gum while wearing my WELDENZ Dental resin crown/bridge?
If you are wearing a removable WELDENZ crown/bridge, it is recommended that you do not chew gum. - Will WELDENZ Dental Resin damage my teeth?
As WELDENZ dental resin is less abrasive, it will not damage your teeth. - How often will I need to replace my WELDENZ Dental Resin crown/ bridge/ denture?
Depending on the patient, a WELDENZ crown/bridge can last for 5 years or more. With composite resin applied on the WELDENZ teeth or with the use of pontic teeth, it can last longer. - Do the abutment teeth need preparation?
WELDENZ material is thin and flexible. In most cases, no undercut is needed. - Will WELDENZ Dental Resin work for me if I have sensitive teeth?
WELDENZ has been used on patients with sensitive teeth. If you have sensitive gum, you might feel some discomfort which you will have too with other brands of restorations. Please consult your dentist who will be able to advise you if WELDENZ is suitable for you. - I have missing teeth. Will WELDENZ Dental Resin work for me?
Yes, WELDENZ is suitable for cases with missing teeth. - Does WELDENZ Dental Resin come with a warranty?
Please check with your dentist on the warranty. - How long does the process take?
The process for WELDENZ is the same with other restorations. - Can I sleep with the WELDENZ denture in my mouth?
Yes, you can sleep with the WELDENZ denture in your mouth. WELDENZ is safe. - Can I eat with the WELDENZ Dental Resin appliance in my mouth?
Yes, you can eat with WELDENZ Dental Resin appliance in your mouth. WELDENZ appliances are designed for you to enjoy your food. - How does the WELDENZ Dental Resin attach to my teeth?
WELDENZ dental prosthesis can be cemented permanently with resin cement commonly used by dentists for cementing dental prosthesis. - Can I drink coffee? Hot Tea?
Yes, you may drink coffee or tea. WELDENZ is non-absorbent. However, over time, the surface may become rough as it is non-abrasive. This may cause stain to appear on the surfaces of the teeth. A trip to the dentist for your regular polishing will remove them. - Will wearing WELDENZ Dental Resin appliance affect my speech?
Initially, like wearing any other dental appliance, you may not feel comfortable and it may affect your speech a little. However, over time, you should get accustomed to the WELDENZ appliance and your speech should be back to normal. - How often do I need to see my dentist to maintain my WELDENZ Dental Resin appliance?
We recommend that you visit your dentist at least twice a year for regular cleaning and polishing. Some patients may need more frequent visits. Please consult your dentist. - Can I use over the counter denture cleaners like Polident on my WELDENZ Dental Resin appliance?
Although it is not necessary, you may use over the counter denture cleaners like Polident on your WELDENZ Dental Resin appliance. It will help to make your WELDENZ denture last longer. - Will my WELDENZ Dental Resin appliance break if I clench or grind my teeth?
WELDENZ dental prosthesis will not break if you clench or grind your teeth. However, constant clench or grind will wear out the rests of the bridge sooner than it is designed to last. - Will it hurt?
In most cases, no undercut or very little preparation of the natural teeth is required for WELDENZ partials. It is a non-invasive procedure. However, where it involves preparation of the abutment teeth, the patients will experience discomfort associated with the preparation. - I am allergic to acrylic. Will I be allergic to WELDENZ Dental Resin?
No, patients who are allergic to acrylic are not allergic to WELDENZ. In fact, WELDENZ is suitable for patients who are allergic to acrylic or metal. - How can I find a dentist who specializes in WELDENZ product?
You can contact us at contact@weldenzdental.com for a dentist nearest to you.
- What is WELDENZ Dental Resin?
WELDENZ is a uniquely formulated high-performance, thermoplastic resin comprised chiefly of copolymer polypropylene. It is an innovative, easy-to-use biocompatible resin that simplifies dental prosthesis fabrication and patient treatment. - Is WELDENZ FDA approved?
WELDENZ has been cleared by FDA. - Is WELDENZ recommended for immediate cases?
The patient should allow the gum to heal before he/she prescribes to any restoration. Therefore, we do not recommend WELDENZ for immediate cases. - What are the indications for WELDENZ Dental Resin crowns and bridges?
Because WELDENZ is a thin yet strong resin, its removable ‘capping’ feature is perfect for bridges and crowns while preserving the natural structure of adjacent, supporting teeth.This makes WELDENZ an outstanding alternative for cases characterized by high bone resorption or when an implant is too costly for the patient.
- Can any type of denture tooth be used for a WELDENZ Dental Resin denture?
Pre-formed teeth made of hard resin can be used with WELDENZ dental resin denture.If synthetic polymer teeth are used, holes need to be drilled along the base of each tooth to bond with the WELDENZ dental resin mechanically.
- How long will it take to make a WELDENZ Dental Resin bridge in our office?
It takes approximately 31 minutes to make a WELDENZ bridge. - Will I need special equipment or tools?
If you currently have the injection system for fabricating flexible partials, it can be used for WELDENZ too.The WELDENZ starter kit include the furnace, manual press, cartridge, melting cylinder, injection flask and the various polishing brush and drills. We have different starter kit for different needs.
- How do I trim and polish the WELDENZ Dental Resin?
The trimming and polishing is no different from the method used for trimming and polishing other dental prosthesis. However, WELDENZ is easier to trim and polish and therefore, requires a shorter time. - Can I use WELDENZ Dental Resin on children?
Yes, WELDENZ is suitable for children. - Does WELDENZ Dental Resin contain BPA?
No, WELDENZ does NOT contain BPA. - Is there danger of my patient having an allergic reaction to WELDENZ Dental Resin?
WELDENZ is BPA-free and no allergies have been reported by users of WELDENZ. - How do I repair WELDENZ Dental Resin if something should break or if I want to add a tooth?
WELDENZ dental resin of the same shade can weld together as long as both materials are polymerized the same number of times. Therefore, WELDENZ can be repaired or a tooth can be added as long as the resin used for repair/replacement is polymerized the same number of times. - How many shades are available for WELDENZ Dental Resin crowns and bridges?
There are three shades for the teeth – A1, A2 and A3. - How many shades re available for WELDENZ Dental Resin denture bases?
There are three shades for the denture base – C1, C2 and C3. - Are the WELDENZ Dental Resin restorations cementable or bondable for long term wear?
Yes, WELDENZ dental restoration can be cemented permanently with Resin Cement if the patient prefers a permanent crown/bridge. - What is the minimal thickness for a WELDENZ Dental Resin abutment tooth or clasp?
The minimum thickness for a WELDENZ Dental Resin abutment tooth or clasp is 0.5mm. - What is the minimal thickness for a WELDENZ Dental Resin appliance that fits over the natural tooth?
The minimum thickness for a WELDENZ Dental Resin appliance that fits over the natural tooth is 1 – 1.5mm. - How long will the WELDENZ Dental Resin crown/bridge last?
Depending on the patient, a WELDENZ crown/bridge can last for 5 years or more. With composite resin applied onto the surface of WELDENZ teeth or with the use of pontic teeth, it can last longer. - Can I use WELDENZ Dental Resin for partial dentures? If so, will I need a metal framework?
Yes, WELDENZ dental resin can be used for partial dentures. WELDENZ does not require any metal framework although it is possible to incorporate a metal framework. - Is WELDENZ Dental Resin flexible?
Yes, WELDENZ is flexible. - Is WELDENZ Dental Resin recommended for bruxers or clenchers?
Yes, WELDENZ can be recommended for bruxers or clenchers. As WELDENZ is less abrasive, it will be useful for bruxers or clenchers since it will not damage the natural teeth. - Can I use WELDENZ Dental Resin for posterior bridges?
Yes, WELDENZ Dental Resin can be used for both anterior and posterior bridges. - Do I need to prepare undercuts in the natural dentition for retention of the WELDENZ Dental Resin appliance?
WELDENZ material is thin and flexible. In most cases, no undercut is needed. - Can I construct a WELDENZ Dental Resin appliance across all occlusal surfaces to open the bite?
Yes, WELDENZ can be constructed across all occlusal surfaces. However, in some cases, the material might shrink a little causing some discomfort to the patient. Hence, we would recommend the construction of two posterior and an anterior bridge to achieve the same purpose. - How much training do my dental assistants need to fabricate crowns? Do you offer the training?
Fabrication of WELDENZ crown is much easier and faster than conventional method. Minimal skill is required for skilled technicians. A one-day training will be provided. - What are the minimum equipment and materials I need to get started and how much is the Starter’s kit?
If you currently have the injection system for fabricating flexible partials, it can be used for WELDENZ too.The WELDENZ starter kit include the furnace, manual press, cartridge, melting cylinder, injection flask and the various polishing brush and drills. We have different starter kit for different needs. Initial investment is minimal.
- Can the patient sleep with the WELDENZ Dental Resin appliance in their mouth?
Yes, the patient can sleep with the WELDENZ dental resin appliance in their mouth. WELDENZ is safe. - I understand WELDENZ is a new product, how long has it been on the market in Japan and how many patients used so far?
WELDENZ gum resin was invented in 2007 and the tooth resin in 2011. Since commercialization in 2012, over 70,000 patients in Japan are using WELDENZ.2,000-3,000 WELDENZ dental prosthesis are produced every month in Japan.
- My lab makes acrylic denture. Can the pontic teeth (eg. Synthetic Polymer Teeth) be used with WELDENZ Dental Resin so that I do not need to stock up on resin pontic?
Synthetic Polymer Teeth can be used on WELDENZ denture. These pontic are bonded mechanically. You have to drill holes in the pontic so that the WELDENZ dental resin can flow into the gaps and bond the pontic to the resin.However, this method is not suitable for a porcelain tooth as porcelain tooth tends to crack when being punctured.
- What is WELDENZ Dental Resin?
WELDENZ is a uniquely formulated high-performance, thermoplastic resin comprised chiefly of copolymer polypropylene. It is an innovative, easy-to-use biocompatible resin that simplifies dental prosthesis fabrication and patient treatment. - What are the indications for WELDENZ Dental Resin crowns and bridges?
Because WELDENZ is a thin yet strong resin, its removable ‘capping’ feature is perfect for bridges and crowns while preserving the natural structure of adjacent, supporting teeth. It is non-invasive and in most cases, requires very little or even no preparation of teeth.This makes WELDENZ an outstanding alternative for cases characterized by high bone resorption or when an implant is too costly for the patient.
- Can I add stain to WELDENZ Dental Resin to characterize the restoration?
Fiber can be added to characterize the restoration. - What is the life expectancy of a WELDENZ Dental Resin crown/ bridge/ denture?
WELDENZ dental resin is designed to be non-abrasive so that it will not damage our natural teeth. A WELDENZ appliance lasts for 5 years or more depending on the patient. Composite resin can be applied onto the surface of Weldenz teeth to make it aesthetically more appealing as well as to last longer. - How long can the pontic span be without additional reinforcements?
There is no limit to the pontic span as the WELDENZ base plate is able to support the teeth. However, shrinkage might happen as pontic span increase. In this case, the patient will feel uncomfortable due to the tightness of the prosthesis. - How do I repair WELDENZ Dental Resin if something should break or if I want to add a tooth?
WELDENZ dental resin of the same shade can weld together as long as both resin are polymerized the same number of times. Therefore, WELDENZ can be repaired or a tooth can be added as long as the resin used for repair/replacement is polymerized the same number of times. - What is the advantage of using WELDENZ Dental Resin over lab processed, pressure-cured acrylic?
Acrylic denture, especially when it involves metal reinforcement, takes a long time to fabricate. WELDENZ denture, on the other hand, is easy to fabricate and polish. Therefore, it takes a shorter time than conventional method of fabrication. - Can I use metal or reinforced fiber reinforcements with WELDENZ Dental Resin processed bridges?
It is possible to use such reinforcement but WELDENZ does not need that. - How many shades are available for WELDENZ Dental Resin crowns and bridges?
There are three shades for the teeth – A1, A2 and A3. - How many shades are available for WELDENZ Dental Resin denture bases?
There are three shades for the denture base – C1, C2 and C3. - Are the WELDENZ Dental Resin restorations cementable or bondable for long term wear?
Yes, WELDENZ dental restoration can be cemented permanently with Resin Cement if the patient prefers a permanent crown/bridge. - How long will a WELDENZ restoration last?
Depending on the patient, a WELDENZ restoration can last for 5 years or more. If the WELDENZ teeth are coated with composite resin, it will last longer. - What is the minimal thickness for a WELDENZ Dental Resin abutment tooth or clasp?
The minimum thickness for the abutment tooth or clasp is 0.5mm. - What is the minimal thickness for a WELDENZ Dental Resin appliance that fits over the natural tooth?
The minimum thickness is for a WELDENZ Dental Resin appliance that fits over the natural tooth is 1 – 1.5mm. - What is the maximum pontic span for a bridge with 2 abutments in the anterior/posterior?
There is no limit to the pontic span. However, there will be shrinkage when the pontic span increase. This shrinkage might make the patient feel uncomfortable (tightness). - Can I use WELDENZ Dental Resin for partial dentures? If so, will I need a metal framework?
Yes, WELDENZ dental resin can be used for partials. WELDENZ partials do not require any metal framework. - Is WELDENZ Dental Resin flexible?
Yes, WELDENZ dental resin is flexible. It becomes more flexible when soaked in warm water. - Can I add a tooth or repair a WELDENZ Dental Resin partial or full denture?
Yes. WELDENZ dental resin can be used for rebase, reline and repair. The resin used for repair must be of the same shade and has been polymerized the same number of time as the denture to be repaired. - Is WELDENZ Dental Resin recommended for bruxers or clenchers?
Yes, WELDENZ can be recommended for bruxers or clenchers. As WELDENZ is less abrasive, it is beneficial for bruxers or clenchers since it will not damage their natural teeth. - Is WELDENZ Dental Resin flexible (what is the modulous of elasticity?)?
Yes, WELDENZ is flexible. The modules elasticity is 2400~6000 MPa. - Can I use WELDENZ Dental Resin for posterior bridges?
Yes, WELDENZ can be used for both anterior and posterior bridges. - Will WELDENZ dental resin discolour over time?
WELDENZ dental resin will not discolour over time. However, over time, the surface may become rough as it is non-abrasive. This may cause stain to appear on the surfaces of the teeth. A trip to the dentist to polish the teeth will remove the stain.To eradicate that, we recommend applying composite resin on the surface of the teeth to make it more durable and stain-resistant. It will enhance the aesthetic of the teeth too.
- Does the dentist need to prepare undercuts in the natural dentition for retention of the WELDENZ Dental Resin appliance?
WELDENZ material is thin and flexible. In most cases, no undercut is needed. - Can I construct a WELDENZ Dental Resin appliance across all occlusal surfaces to open the bite?
Yes, WELDENZ can be constructed across all occlusal surfaces. However, in some cases, the material might shrink a little causing some discomfort to the patient. Hence, we would recommend the construction of two posterior and an anterior bridge to achieve the same purpose. - If we make mistake and mill too much or if denture shrinks as time goes by, can they rebase and reline easily? If yes, how do you do that?
Yes, WELDENZ can be rebase, reline and repaired. The same shade of resin that has been polymerized the same number of times can be welded together. - What equipment do we need to start using WELDENZ? Are there training sessions?
If you lab currently has the injection system for fabricating flexible partials, it can be used for WELDENZ too.The WELDENZ starter kit include the furnace, manual press, cartridge, melting cylinder, injection flask and the various polishing brush and drills. A one-day training will be provided.
- Can we use our current injection system?
Yes, you may use the existing injection system you are using for fabricating flexible partials to make WELDENZ dental prosthesis. - Can weMy lab makes acrylic denture. Can the pontic teeth (eg. Synthetic Polymer Teeth) be used with WELDENZ Dental Resin so that I do not need to stock up on resin pontic?
Synthetic Polymer Teeth can be used on WELDENZ denture. These pontic are bonded mechanically. You have to drill holes in the pontic so that the WELDENZ dental resin can flow into the gaps and bond the pontic to the resin.However, this method is not suitable for a porcelain tooth as porcelain tooth tends to crack when being punctured.