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Toltac®system: FAQ section

1) In guided surgery there is no way to irrigate the drills.  How does Toltac® in order to allow it?

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> Toltac® does it because there is no obstacle between the handpiece's irrigator and the drills, as in the normal freehand surgery.

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2) Is it Toltac® precise and safe?

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> For a reliable implant planning the CBCT must be correct, the intraoral scan or the scan of the cast models must be precise, and their matching must be accurate. Since Toltac® system does not modify the usual software's workflows, this allows the same level of prediction as in the other systems of guided surgery. On the other hand, the mechanics of Toltac® allows visual control, the drills are guided before their first contact with the bone and the Toltac® guide is much longer than a normal sleeve for guided surgery. Furthermore, diversely from other conventional guided surgery systems, Toltac® allows the use of safety drill stops, they can ensure that the drill will not be able to go deeper than planned: the drill is stopped at the planned depth by the contact with the bone, not by the contact with the sleeve, which, due to a template's wrong positioning, could be closer than expected to the bone and produce a deeper site preparation. Nevertheless, the operator must ALWAYS take into consideration adequate safety margins as in all procedures of implant surgery, and refrain from using Toltac® or other ways of guided surgery if there is not enough space between the planned implant's position and critical anatomical structures.

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3) To whom is Toltac® System addressed?

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> Toltac® System is addressed to all customers of freehand surgery they wish an help in the implant positioning without distort their operating habits. Toltac® allows them to test guided surgery also for a single intervention: there is no need to buy a whole dedicated surgical kit. Of course it is available also for all customers of conventional guided surgery looking for a solution of the problems they can experience, mainly when the patients don't open the mouth enough to insert the drills into the sleeves.

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4) May Toltac® System be used also with transmucose implants with neck wider than the intraosseous portion?

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> Yes, Toltac® has been particularly tried with transmucose implants of this kind, with neck wider than intraosseous portion, even though it may be used also with the other kinds of implants.

 

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5) May the system be used also with tilted implants?

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> Yes

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6) I am not familiar with planning software, can I use anyway the Toltac system?

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> Yes. HCS Italy, through consultants and reference laboratories, provides a complete consulting service ranging from just the design of the Toltac® template based on the customer's pre-set plan to the complete process from implant planning to delivery of the Toltac® template. Contact HCS for information.

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7) Are the Toltac® components CE certified?

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> Yes. Toltac® drivers and Toltac® guides have CE certification as Class 1 medical devices

 

 

8) Can I get a Toltac® template with my usual implant software?

 

> Toltac® templates can be obtained with the most common implant softwares. Contact HCS for information.

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9) Does using the Toltac® system require a long learning curve?


> Because it allows the use of familiar instrumentation and techniques, using the Toltac® system does not require a real learning curve. All it takes is to pay attention to a few details when preparing for the operation and the system will help the operator in an extremely discreet manner from the very first use. Please see the Toltac® tutorial

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10) Why the drills do not have a depth stop?


> The absence of a drill stop is one of the key features of the Toltac® System. It allows the clinician complete freedom to determine the optimal implant position from both a surgical and prosthetic perspective

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11) is’nt the guide’s support too bulky?


> At first glance the support may appear large, but in clinical use it becomes an advantage because it helps retract the patient's tongue. In any case, the patient wears the surgical guide for only a few minutes.

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12) What’s happening if the driver does not slide smoothly?


> If the driver does not slide smoothly, the issue is not the system itself. It usually means that the drill is being forced in an incorrect direction. This should be considered a useful clinical feedback, indicating that the correct position should be regained before continuing

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13) Is it the clearance between guide and driver capable to make the system less accurate?


> A small amount of play is intentionally built into the system. Without it, the mechanism would bind. These micro-movements allow the system to move freely while maintaining its functionality

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14) Isn’t too large the guide for a full-arch case with six implants?


> In some clinical situations the template may indeed be bulky. In these cases, the recommended solution is to fabricate two separate guides, one for each side, or a modular template

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15) What to do if the first drill in my surgical kit is not compatible with the driver due to the too short neck?


> Because Toltac® is a universal system, the first drill of some manufacturers' kits may not be compatible. For this reason, a dedicated drill will soon be available as an optional accessory. In the meantime, any ball-tip drill or lance-drill with adequate neck’s length may be used

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16) What to do if the driver rotates too easily around the drill's neck and does not feel stable?


> In some cases, shank dimensions differ slightly depending on the drill manufacturer. However, these dimensional tolerances remain within acceptable limits and do not compromise clinical performance. In any case, once the implant site has been marked using the first drill, the tip of each subsequent drill, by fitting into the mark, helps to maintain the precise position of the following drills, even if there is a slightly greater tolerance between the neck and the driver

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