{"id":43507,"date":"2022-06-13T16:06:16","date_gmt":"2022-06-13T14:06:16","guid":{"rendered":"https:\/\/www.zhermack.com\/come-prendere-impronta-dentale\/"},"modified":"2023-10-13T15:49:21","modified_gmt":"2023-10-13T13:49:21","slug":"how-to-take-dental-impression","status":"publish","type":"page","link":"https:\/\/www.zhermack.com\/en\/how-to-take-dental-impression\/","title":{"rendered":"How to take a dental impression &#8211; FAQs"},"content":{"rendered":"<div class=\"wpb-content-wrapper\"><p>[vc_row][vc_column width=&#8221;1\/6&#8243;][\/vc_column][vc_column width=&#8221;2\/3&#8243;][vc_empty_space][vc_column_text]Index:<\/p>\n<ul>\n<li style=\"text-align: left;\"><em><a href=\"#1\">Alginates<\/a><\/em><\/li>\n<li style=\"text-align: left;\"><em><a href=\"#2\">Addition silicones<\/a><\/em><\/li>\n<li style=\"text-align: left;\"><em><span style=\"font-weight: 400;\"><a href=\"#3\">Bite Registration<\/a><br \/>\n<\/span><\/em><\/li>\n<li style=\"text-align: left;\"><em><span style=\"font-weight: 400;\"><a href=\"#4\">Condensation silicones<\/a><br \/>\n<\/span><\/em><\/li>\n<\/ul>\n<p>[\/vc_column_text][\/vc_column][vc_column width=&#8221;1\/6&#8243;][\/vc_column][\/vc_row][vc_row][vc_column width=&#8221;1\/6&#8243;][\/vc_column][vc_column width=&#8221;2\/3&#8243;][vc_empty_space][vc_column_text 0=&#8221;&#8221;]<\/p>\n<h2 id=\"1\">Alginates<\/h2>\n<p>[\/vc_column_text][vc_separator color=&#8221;black&#8221;][vc_empty_space][vc_column_text 0=&#8221;&#8221;]<\/p>\n<h3><span style=\"color: #ffcc00;\">Measuring<\/span><\/h3>\n<h4>Why is it important to measure out the water and powder correctly as indicated on the pack?<\/h4>\n<p>Although alginate is easy to handle, correct management of the water\/powder ratio influences the properties of the material [1].<\/p>\n<p>An incorrect water\/powder ratio will affect the consistency of the material. An incorrect water\/powder ratio can also affect the declared product performance in terms of mechanical characteristics, times and dimensional stability.<\/p>\n<p><img decoding=\"async\" class=\"alignnone size-medium wp-image-42497 lazyload\" data-src=\"\/public\/uploads\/\/alginati-dosaggio-300x201.jpg\" alt=\"alginati_dosaggio\" width=\"300\" height=\"201\" data-srcset=\"\/public\/uploads\/alginati-dosaggio-300x201.jpg 300w, \/public\/uploads\/alginati-dosaggio-768x514.jpg 768w, \/public\/uploads\/alginati-dosaggio-50x33.jpg 50w, \/public\/uploads\/alginati-dosaggio.jpg 968w\" data-sizes=\"(max-width: 300px) 100vw, 300px\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" style=\"--smush-placeholder-width: 300px; --smush-placeholder-aspect-ratio: 300\/201;\" \/>[\/vc_column_text][vc_empty_space][vc_separator][vc_column_text 0=&#8221;&#8221;]<\/p>\n<h3><span style=\"color: #ffcc00;\">Mixing<\/span><\/h3>\n<h4>Why should the water be added after the alginate powder?<\/h4>\n<p>When mixing is performed manually, it is preferable to add the water after measuring out the powder in order to reduce the surface porosity of the mix [2].<\/p>\n<blockquote><p>Want to know more? Read <a href=\"https:\/\/magazine.zhermack.com\/en\/studio-en\/alginate-mixing-hints-for-achieving-optimum-result\/\" target=\"_blank\" rel=\"noopener\">how to achieve an optimum result with alginate mixing<\/a>.<\/p><\/blockquote>\n<p><img decoding=\"async\" class=\"alignnone size-medium wp-image-42505 lazyload\" data-src=\"\/public\/uploads\/\/alginati-miscelazione-300x201.jpg\" alt=\"alginati-miscelazione\" width=\"300\" height=\"201\" data-srcset=\"\/public\/uploads\/alginati-miscelazione-300x201.jpg 300w, \/public\/uploads\/alginati-miscelazione-768x514.jpg 768w, \/public\/uploads\/alginati-miscelazione-50x33.jpg 50w, \/public\/uploads\/alginati-miscelazione.jpg 968w\" data-sizes=\"(max-width: 300px) 100vw, 300px\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" style=\"--smush-placeholder-width: 300px; --smush-placeholder-aspect-ratio: 300\/201;\" \/>[\/vc_column_text][vc_empty_space][vc_separator][vc_column_text 0=&#8221;&#8221;]<\/p>\n<h3><span style=\"color: #ffcc00;\">Impression taking<\/span><\/h3>\n<h4>Which is the best impression tray to use?<\/h4>\n<p>The type of impression tray depends on the clinical case and the practitioner\u2019s preferences and habits. In order to improve the retention between alginate and impression tray, it is advisable to use either a perforated impression tray or a specific adhesive for alginates [3].<\/p>\n<p><img decoding=\"async\" class=\"alignnone size-medium wp-image-42573 lazyload\" data-src=\"\/public\/uploads\/\/zhermack_15-retusche_1-1-300x200.jpg\" alt=\"\" width=\"300\" height=\"200\" data-srcset=\"\/public\/uploads\/zhermack_15-retusche_1-1-300x200.jpg 300w, \/public\/uploads\/zhermack_15-retusche_1-1-1024x683.jpg 1024w, \/public\/uploads\/zhermack_15-retusche_1-1-768x512.jpg 768w, \/public\/uploads\/zhermack_15-retusche_1-1-50x33.jpg 50w, \/public\/uploads\/zhermack_15-retusche_1-1.jpg 1500w\" data-sizes=\"(max-width: 300px) 100vw, 300px\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" style=\"--smush-placeholder-width: 300px; --smush-placeholder-aspect-ratio: 300\/200;\" \/>[\/vc_column_text][vc_empty_space][vc_separator][vc_column_text 0=&#8221;&#8221;]<\/p>\n<h3><span style=\"color: #ffcc00;\">Disinfection and storage<\/span><\/h3>\n<h4>If I leave the impression immersed in the disinfectant solution, will it be damaged?<\/h4>\n<p>Leaving the impression in the disinfectant solution for longer than indicated by the manufacturer can damage the impression and cause dimensional changes: hydrocolloids are by nature hydrophilic, and therefore tend to swell when immersed in water or disinfectant [4].<\/p>\n<h4>How should I store impressions?<\/h4>\n<p>If the gypsum cannot be cast immediately, eliminate the excess water and store the impression at room temperature 2323\u00b0C) in an airtight polyethylene bag.<\/p>\n<p><img decoding=\"async\" class=\"alignnone size-medium wp-image-42489 lazyload\" data-src=\"\/public\/uploads\/\/alginati-disnfezione-conservazione-300x200.jpg\" alt=\"alginati_disinfezione_conservazione\" width=\"300\" height=\"200\" data-srcset=\"\/public\/uploads\/alginati-disnfezione-conservazione-300x200.jpg 300w, \/public\/uploads\/alginati-disnfezione-conservazione-1024x683.jpg 1024w, \/public\/uploads\/alginati-disnfezione-conservazione-768x512.jpg 768w, \/public\/uploads\/alginati-disnfezione-conservazione-1536x1025.jpg 1536w, \/public\/uploads\/alginati-disnfezione-conservazione-50x33.jpg 50w, \/public\/uploads\/alginati-disnfezione-conservazione.jpg 1988w\" data-sizes=\"(max-width: 300px) 100vw, 300px\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" style=\"--smush-placeholder-width: 300px; --smush-placeholder-aspect-ratio: 300\/200;\" \/>[\/vc_column_text][\/vc_column][vc_column width=&#8221;1\/6&#8243;][\/vc_column][\/vc_row][vc_row][vc_column width=&#8221;1\/6&#8243;][\/vc_column][vc_column width=&#8221;2\/3&#8243;][vc_empty_space][vc_column_text 0=&#8221;&#8221;]<\/p>\n<h2 id=\"2\">Addition silicones: Elite HD+ and Hydrorise System<\/h2>\n<p>[\/vc_column_text][vc_separator color=&#8221;black&#8221;][vc_empty_space][vc_column_text 0=&#8221;&#8221;]<\/p>\n<h3><span style=\"color: #ffcc00;\">Measuring<\/span><\/h3>\n<h4>Why is it important NOT to switch the base and catalyst measuring spoons?<\/h4>\n<p>Switching the measuring spoons when measuring out the products (measuring the base with the catalyst spoon and vice versa) results in the contamination of the base and\/or catalyst, which prevents them from polymerising correctly.<\/p>\n<h4>Can the cap be placed back on the cartridge (50 ml and 380 ml) after use?<\/h4>\n<p>No, once it has been removed from the cartridge it must be thrown away to avoid the risk of contamination between base and catalyst.<br \/>\nAfter use, it is advisable to keep the tip on the cartridge until the next time it is used.<\/p>\n<p><img decoding=\"async\" class=\"alignnone size-medium wp-image-42545 lazyload\" data-src=\"\/public\/uploads\/\/ZH-Application-Image-Villarroel-Milko-Elite-HD-Manipulation-1-300x200.jpg\" alt=\"ZH-Application-Image-Villarroel-Milko-Elite-HD+-Manipulation-1\" width=\"300\" height=\"200\" data-srcset=\"\/public\/uploads\/ZH-Application-Image-Villarroel-Milko-Elite-HD-Manipulation-1-300x200.jpg 300w, \/public\/uploads\/ZH-Application-Image-Villarroel-Milko-Elite-HD-Manipulation-1-1024x683.jpg 1024w, \/public\/uploads\/ZH-Application-Image-Villarroel-Milko-Elite-HD-Manipulation-1-768x512.jpg 768w, \/public\/uploads\/ZH-Application-Image-Villarroel-Milko-Elite-HD-Manipulation-1-50x33.jpg 50w, \/public\/uploads\/ZH-Application-Image-Villarroel-Milko-Elite-HD-Manipulation-1.jpg 1296w\" data-sizes=\"(max-width: 300px) 100vw, 300px\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" style=\"--smush-placeholder-width: 300px; --smush-placeholder-aspect-ratio: 300\/200;\" \/>[\/vc_column_text][vc_empty_space][vc_separator][vc_column_text 0=&#8221;&#8221;]<\/p>\n<h3><span style=\"color: #ffcc00;\">Levelling the material<\/span><\/h3>\n<h4>Before using 50 ml and 380 ml cartridges, why is it important to always (in any case before each use) level the material before inserting the mixing tip?<\/h4>\n<p>It is important to level the material before each use to ensure that equal amounts of base and catalyst are dispensed.<br \/>\nIf this is not the case, the mixing of the two components will be sub-optimum, with negative consequences on the polymerisation of the material.<\/p>\n<p><img decoding=\"async\" class=\"alignnone size-medium wp-image-42529 lazyload\" data-src=\"\/public\/uploads\/\/estrusione-pitto-300x180.jpg\" alt=\"estrusione-pitto\" width=\"300\" height=\"180\" data-srcset=\"\/public\/uploads\/estrusione-pitto-300x180.jpg 300w, \/public\/uploads\/estrusione-pitto-50x30.jpg 50w, \/public\/uploads\/estrusione-pitto.jpg 768w\" data-sizes=\"(max-width: 300px) 100vw, 300px\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" style=\"--smush-placeholder-width: 300px; --smush-placeholder-aspect-ratio: 300\/180;\" \/>[\/vc_column_text][vc_empty_space][vc_separator][vc_column_text 0=&#8221;&#8221;]<\/p>\n<h3><span style=\"color: #ffcc00;\">Gloves<\/span><\/h3>\n<h4>Can the material be handled with latex gloves?<\/h4>\n<p>No, addition silicones can not be handled using gloves made of latex because it interferes with the platinum catalyst and prevents its polymerisation. Vinyl or nitrile gloves can be used instead.<\/p>\n<p><img decoding=\"async\" class=\"alignnone size-medium wp-image-42553 lazyload\" data-src=\"\/public\/uploads\/\/ZH-ellite-hd-zetaplus-guanti-300x200.jpg\" alt=\"ZH-ellite-hd-zetaplus-guanti\" width=\"300\" height=\"200\" data-srcset=\"\/public\/uploads\/ZH-ellite-hd-zetaplus-guanti-300x200.jpg 300w, \/public\/uploads\/ZH-ellite-hd-zetaplus-guanti-1024x681.jpg 1024w, \/public\/uploads\/ZH-ellite-hd-zetaplus-guanti-768x511.jpg 768w, \/public\/uploads\/ZH-ellite-hd-zetaplus-guanti-1536x1022.jpg 1536w, \/public\/uploads\/ZH-ellite-hd-zetaplus-guanti-2048x1363.jpg 2048w, \/public\/uploads\/ZH-ellite-hd-zetaplus-guanti-50x33.jpg 50w\" data-sizes=\"(max-width: 300px) 100vw, 300px\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" style=\"--smush-placeholder-width: 300px; --smush-placeholder-aspect-ratio: 300\/200;\" \/>[\/vc_column_text][vc_empty_space][vc_separator][vc_column_text 0=&#8221;&#8221;]<\/p>\n<h3><span style=\"color: #ffcc00;\">Disinfection<\/span><\/h3>\n<h4>If I disinfect the impression (including by immersion) will this have consequences on its accuracy?<\/h4>\n<p>No, if disinfectants containing quaternary ammonium salts or alcohol are used observing the instructions for use (contact and dilution times), the material will not undergo significant changes in terms of either its dimensional stability or its surface detail reproduction.<\/p>\n<p>Impressions must always be disinfected before they are sent to the lab, in order to reduce the risk of cross contamination.<\/p>\n<p><img decoding=\"async\" class=\"alignnone size-medium wp-image-42489 lazyload\" data-src=\"\/public\/uploads\/\/alginati-disnfezione-conservazione-300x200.jpg\" alt=\"alginati_disinfezione_conservazione\" width=\"300\" height=\"200\" data-srcset=\"\/public\/uploads\/alginati-disnfezione-conservazione-300x200.jpg 300w, \/public\/uploads\/alginati-disnfezione-conservazione-1024x683.jpg 1024w, \/public\/uploads\/alginati-disnfezione-conservazione-768x512.jpg 768w, \/public\/uploads\/alginati-disnfezione-conservazione-1536x1025.jpg 1536w, \/public\/uploads\/alginati-disnfezione-conservazione-50x33.jpg 50w, \/public\/uploads\/alginati-disnfezione-conservazione.jpg 1988w\" data-sizes=\"(max-width: 300px) 100vw, 300px\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" style=\"--smush-placeholder-width: 300px; --smush-placeholder-aspect-ratio: 300\/200;\" \/>[\/vc_column_text][vc_empty_space][\/vc_column][vc_column width=&#8221;1\/6&#8243;][\/vc_column][\/vc_row][vc_row][vc_column width=&#8221;1\/6&#8243;][\/vc_column][vc_column width=&#8221;2\/3&#8243;][vc_empty_space][vc_column_text]<\/p>\n<h2 id=\"3\">Bite Registration<\/h2>\n<p>[\/vc_column_text][vc_separator color=&#8221;black&#8221;][vc_empty_space][vc_column_text 0=&#8221;&#8221;]<\/p>\n<h3><span style=\"color: #ffcc00;\">Positioning<\/span><\/h3>\n<h4>In what way is thixotropy advantageous in a bite registration material?<\/h4>\n<p>A thixotropic material is charatcterised by the fact that it does not flow when distributed over the occlusal plane and does not run when subjected to a mechanical force. This characteristic allows for an easy application of the material.<\/p>\n<blockquote><p>Want to know more? Find out all about <a href=\"https:\/\/magazine.zhermack.com\/en\/studio-en\/bite-registration-thixotropic-materials\/\" target=\"_blank\" rel=\"noopener\">Bite registration with thixotropic materials<\/a>.<\/p><\/blockquote>\n<p><img decoding=\"async\" class=\"alignnone size-medium wp-image-42473 lazyload\" data-src=\"\/public\/uploads\/\/1-1-300x199.jpg\" alt=\"bite_registration_posizionamento\" width=\"300\" height=\"199\" data-srcset=\"\/public\/uploads\/1-1-300x199.jpg 300w, \/public\/uploads\/1-1-1024x678.jpg 1024w, \/public\/uploads\/1-1-768x509.jpg 768w, \/public\/uploads\/1-1-50x33.jpg 50w, \/public\/uploads\/1-1.jpg 1232w\" data-sizes=\"(max-width: 300px) 100vw, 300px\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" style=\"--smush-placeholder-width: 300px; --smush-placeholder-aspect-ratio: 300\/199;\" \/>[\/vc_column_text][vc_empty_space][vc_separator][vc_column_text 0=&#8221;&#8221;]<\/p>\n<h3><span style=\"color: #ffcc00;\">Occlusion<\/span><\/h3>\n<h4>Why it is important for the material to have an imperceptible consistency?<\/h4>\n<p>The material\u2019s imperceptible consistency means that it does not interfere with occlusion, which prevents the displacements of the teeth or jaw that cause errors [1].<\/p>\n<p><img decoding=\"async\" class=\"alignnone size-medium wp-image-42481 lazyload\" data-src=\"\/public\/uploads\/\/3-1-300x199.jpg\" alt=\"bite_registration_occlusione\" width=\"300\" height=\"199\" data-srcset=\"\/public\/uploads\/3-1-300x199.jpg 300w, \/public\/uploads\/3-1-1024x678.jpg 1024w, \/public\/uploads\/3-1-768x509.jpg 768w, \/public\/uploads\/3-1-50x33.jpg 50w, \/public\/uploads\/3-1.jpg 1232w\" data-sizes=\"(max-width: 300px) 100vw, 300px\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" style=\"--smush-placeholder-width: 300px; --smush-placeholder-aspect-ratio: 300\/199;\" \/>[\/vc_column_text][vc_empty_space][vc_separator][vc_column_text 0=&#8221;&#8221;]<\/p>\n<h3><span style=\"color: #ffcc00;\">Removal<\/span><\/h3>\n<h4>Why isn\u2019t the material polymerised when removed from the patient\u2019s mouth?<\/h4>\n<p>The polymerisation of addition silicones can be inhibited in the case of contamination with latex, gingival retraction solutions, polyether or acrylic or bis acrylicresin residues.<\/p>\n<p><img decoding=\"async\" class=\"alignnone size-medium wp-image-42537 lazyload\" data-src=\"\/public\/uploads\/\/ZH-Application-Image-Barbaglia-Alessandro-Occlufast-1-300x199.jpg\" alt=\"ZH_Application_Image_Barbaglia_Alessandro_Occlufast\" width=\"300\" height=\"199\" data-srcset=\"\/public\/uploads\/ZH-Application-Image-Barbaglia-Alessandro-Occlufast-1-300x199.jpg 300w, \/public\/uploads\/ZH-Application-Image-Barbaglia-Alessandro-Occlufast-1-1024x678.jpg 1024w, \/public\/uploads\/ZH-Application-Image-Barbaglia-Alessandro-Occlufast-1-768x509.jpg 768w, \/public\/uploads\/ZH-Application-Image-Barbaglia-Alessandro-Occlufast-1-50x33.jpg 50w, \/public\/uploads\/ZH-Application-Image-Barbaglia-Alessandro-Occlufast-1.jpg 1232w\" data-sizes=\"(max-width: 300px) 100vw, 300px\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" style=\"--smush-placeholder-width: 300px; --smush-placeholder-aspect-ratio: 300\/199;\" \/>[\/vc_column_text][vc_empty_space][vc_separator][vc_column_text 0=&#8221;&#8221;]<\/p>\n<h3><span style=\"color: #ffcc00;\">Disinfection<\/span><\/h3>\n<h4>Why it is important for a material to remain stable even after disinfection?<\/h4>\n<p>Any dimensional change in the bite registration affects the correctness of the occlusal relationship. It could cause the dental technician to mount the gypsum models on the articulator in a different position to that measured in the patient\u2019s mouth.<\/p>\n<p>This will subsequently make it necessary to adjust the prosthesis made on the model once it has been fitted. [2]<\/p>\n<p><img decoding=\"async\" class=\"alignnone size-medium wp-image-42489 lazyload\" data-src=\"\/public\/uploads\/\/alginati-disnfezione-conservazione-300x200.jpg\" alt=\"alginati_disinfezione_conservazione\" width=\"300\" height=\"200\" data-srcset=\"\/public\/uploads\/alginati-disnfezione-conservazione-300x200.jpg 300w, \/public\/uploads\/alginati-disnfezione-conservazione-1024x683.jpg 1024w, \/public\/uploads\/alginati-disnfezione-conservazione-768x512.jpg 768w, \/public\/uploads\/alginati-disnfezione-conservazione-1536x1025.jpg 1536w, \/public\/uploads\/alginati-disnfezione-conservazione-50x33.jpg 50w, \/public\/uploads\/alginati-disnfezione-conservazione.jpg 1988w\" data-sizes=\"(max-width: 300px) 100vw, 300px\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" style=\"--smush-placeholder-width: 300px; --smush-placeholder-aspect-ratio: 300\/200;\" \/>[\/vc_column_text][vc_empty_space][\/vc_column][vc_column width=&#8221;1\/6&#8243;][\/vc_column][\/vc_row][vc_row][vc_column width=&#8221;1\/6&#8243;][\/vc_column][vc_column width=&#8221;2\/3&#8243;][vc_empty_space][vc_column_text]<\/p>\n<h2 id=\"4\">Condensation silicones: Zetaplus<\/h2>\n<p>[\/vc_column_text][vc_separator color=&#8221;black&#8221;][vc_empty_space][vc_column_text 0=&#8221;&#8221;]<\/p>\n<h3><span style=\"color: #ffcc00;\">Measuring out products<\/span><\/h3>\n<h4>Why is it important to observe the base\/catalyst ratio when measuring out the products?<\/h4>\n<p>Incorrect measuring of the catalyst causes variations in the chemical and physical properties of the material and ultimately influences product performance.<br \/>\nFor example, using more catalyst than indicated in the Instructions for use results in an impression with poorer dimensional stability and shorter working time and time in mouth.<\/p>\n<blockquote><p>Want to know more? Discover the <a href=\"https:\/\/www.zhermack.com\/product\/zetaplus\/\" target=\"_blank\" rel=\"noopener\">features and benefits of Zetaplus<\/a>.<\/p><\/blockquote>\n<p><img decoding=\"async\" class=\"alignnone size-medium wp-image-42561 lazyload\" data-src=\"\/public\/uploads\/\/Zhermack_11-300x200.jpg\" alt=\"Zhermack_dosaggio_zetaplus\" width=\"300\" height=\"200\" data-srcset=\"\/public\/uploads\/Zhermack_11-300x200.jpg 300w, \/public\/uploads\/Zhermack_11-1024x683.jpg 1024w, \/public\/uploads\/Zhermack_11-768x512.jpg 768w, \/public\/uploads\/Zhermack_11-50x33.jpg 50w, \/public\/uploads\/Zhermack_11.jpg 1096w\" data-sizes=\"(max-width: 300px) 100vw, 300px\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" style=\"--smush-placeholder-width: 300px; --smush-placeholder-aspect-ratio: 300\/200;\" \/>[\/vc_column_text][vc_empty_space][vc_separator][vc_column_text 0=&#8221;&#8221;]<\/p>\n<h3><span style=\"color: #ffcc00;\">Gloves<\/span><\/h3>\n<h4>Can the material be handled with latex gloves?<\/h4>\n<p>Yes, condensation silicones can be handled using latex, vynil and nitrile gloves, without the risk of affecting their performance.<\/p>\n<p><img decoding=\"async\" class=\"alignnone size-medium wp-image-42553 lazyload\" data-src=\"\/public\/uploads\/\/ZH-ellite-hd-zetaplus-guanti-300x200.jpg\" alt=\"ZH-ellite-hd-zetaplus-guanti\" width=\"300\" height=\"200\" data-srcset=\"\/public\/uploads\/ZH-ellite-hd-zetaplus-guanti-300x200.jpg 300w, \/public\/uploads\/ZH-ellite-hd-zetaplus-guanti-1024x681.jpg 1024w, \/public\/uploads\/ZH-ellite-hd-zetaplus-guanti-768x511.jpg 768w, \/public\/uploads\/ZH-ellite-hd-zetaplus-guanti-1536x1022.jpg 1536w, \/public\/uploads\/ZH-ellite-hd-zetaplus-guanti-2048x1363.jpg 2048w, \/public\/uploads\/ZH-ellite-hd-zetaplus-guanti-50x33.jpg 50w\" data-sizes=\"(max-width: 300px) 100vw, 300px\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" style=\"--smush-placeholder-width: 300px; --smush-placeholder-aspect-ratio: 300\/200;\" \/>[\/vc_column_text][vc_empty_space][vc_separator][vc_column_text 0=&#8221;&#8221;]<\/p>\n<h3><span style=\"color: #ffcc00;\">Compatibility between materials<\/span><\/h3>\n<h4>Can I use a condensation silicone as a tray material and an addition silicone on preparations?<\/h4>\n<p>No, addition and condensation silicones must not be used together.<br \/>\nZhermack does not guarantee correct adhesion between the two materials as they arechemically very different.<\/p>\n<p><img decoding=\"async\" class=\"alignnone size-medium wp-image-42521 lazyload\" data-src=\"\/public\/uploads\/\/DSCN2368-300x225.jpg\" alt=\"zetaplus_comparazione_materiali\" width=\"300\" height=\"225\" data-srcset=\"\/public\/uploads\/DSCN2368-300x225.jpg 300w, \/public\/uploads\/DSCN2368-1024x768.jpg 1024w, \/public\/uploads\/DSCN2368-768x576.jpg 768w, \/public\/uploads\/DSCN2368-1536x1152.jpg 1536w, \/public\/uploads\/DSCN2368-50x38.jpg 50w, \/public\/uploads\/DSCN2368.jpg 1600w\" data-sizes=\"(max-width: 300px) 100vw, 300px\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" style=\"--smush-placeholder-width: 300px; --smush-placeholder-aspect-ratio: 300\/225;\" \/>[\/vc_column_text][vc_empty_space][vc_separator][vc_column_text 0=&#8221;&#8221;]<\/p>\n<h3><span style=\"color: #ffcc00;\">Disinfection<\/span><\/h3>\n<h4>If I disinfect the impression (including by immersion) will this have consequences on its accuracy?<\/h4>\n<p>No, if disinfectants containing quaternary ammonium salts or alcohol are used observing the instructions for use (contact and dilution times), the material will not undergo significant changes in terms of either its dimensional stability or its surface detail reproduction.<\/p>\n<p>Impressions must always be disinfected before they are sent to the lab, in order to reduce the risk of cross contamination.<\/p>\n<p><img decoding=\"async\" class=\"alignnone size-medium wp-image-42489 lazyload\" data-src=\"\/public\/uploads\/\/alginati-disnfezione-conservazione-300x200.jpg\" alt=\"alginati_disinfezione_conservazione\" width=\"300\" height=\"200\" data-srcset=\"\/public\/uploads\/alginati-disnfezione-conservazione-300x200.jpg 300w, \/public\/uploads\/alginati-disnfezione-conservazione-1024x683.jpg 1024w, \/public\/uploads\/alginati-disnfezione-conservazione-768x512.jpg 768w, \/public\/uploads\/alginati-disnfezione-conservazione-1536x1025.jpg 1536w, \/public\/uploads\/alginati-disnfezione-conservazione-50x33.jpg 50w, \/public\/uploads\/alginati-disnfezione-conservazione.jpg 1988w\" data-sizes=\"(max-width: 300px) 100vw, 300px\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" style=\"--smush-placeholder-width: 300px; --smush-placeholder-aspect-ratio: 300\/200;\" \/>[\/vc_column_text][vc_empty_space][vc_separator color=&#8221;black&#8221;][vc_column_text 0=&#8221;&#8221;]<\/p>\n<h5>Alginates Notes<\/h5>\n<p>[1] Dreesen K, Kellens A, Wevers M, Thilakarathne P, Willems G. The influence of mixing methods and disinfectant on the physical properties of alginate impression materials. European journal of orthodontics.2012; 35(3). doi: 10.1093\/ejo\/cjs031<br \/>\n[2] McDaniel TF, Kramer RT, Im F, Snow D. Effects of mixing technique on bubble formation in alginate impression material. General Dentistry, 2013 Sep-Oct; 61(6): 35-39[2]: A. Punj, D. Bompolaki, J. Garaicoa, Dental Impression Materials and Techniques., Dent Clin North Am., 2017<br \/>\n[3] Thirunavakarasu R, Nittla P. P, Alginate impression material-a review, Drug invention today. 2018; 10(4): 3556-3561. ISSN: 0975-7619<br \/>\n[4] Nandini VV, Venkatesh KV, Nair KC. Alginate impressions: A practical perspective. J Conserv Dent. 2008;11(1):37\u201341. doi : 10.4103\/0972-0707.43416[\/vc_column_text][vc_separator][vc_column_text 0=&#8221;&#8221;]<\/p>\n<h5>Bite Registration Notes<\/h5>\n<p>[1] Mobilio M, Catapano S. Effect of experimental jaw muscle pain on occlusal contacts. Journal of Oral Rehabilitation. 2011; 38(6): 404-409. doi: 10.1111\/j.1365-2842.2010.02173.x<br \/>\n[2] Chandu G S, Khan M F, Asnani P. Evaluation and comparison of resistance to compression of various interocclusal recording media: an in vitro study. Journal of international oral health. 2015; 7(5): 24-29. PMID: 26028898[\/vc_column_text][vc_empty_space][vc_empty_space][\/vc_column][vc_column width=&#8221;1\/6&#8243;][\/vc_column][\/vc_row]<\/p>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>[vc_row][vc_column width=&#8221;1\/6&#8243;][\/vc_column][vc_column width=&#8221;2\/3&#8243;][vc_empty_space][vc_column_text]Index: Alginates Addition silicones Bite Registration Condensation silicones [\/vc_column_text][\/vc_column][vc_column width=&#8221;1\/6&#8243;][\/vc_column][\/vc_row][vc_row][vc_column width=&#8221;1\/6&#8243;][\/vc_column][vc_column width=&#8221;2\/3&#8243;][vc_empty_space][vc_column_text 0=&#8221;&#8221;] Alginates [\/vc_column_text][vc_separator color=&#8221;black&#8221;][vc_empty_space][vc_column_text 0=&#8221;&#8221;] Measuring Why is it important to measure out the water and powder correctly as indicated on the pack? Although alginate is easy to handle, correct management of the water\/powder ratio influences the properties of the material [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":42632,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_acf_changed":false,"rs_blank_template":"","rs_page_bg_color":"","slide_template_v7":"","footnotes":""},"class_list":["post-43507","page","type-page","status-publish","has-post-thumbnail","hentry"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>How to take a dental impression - FAQs | Zhermack<\/title>\n<meta name=\"description\" content=\"The answers to the most frequently asked questions on the correct technique for taking an impression. Measuring, mixing, compatibility and disinfection of materials.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.zhermack.com\/en\/how-to-take-dental-impression\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"How to take a dental impression - FAQs | Zhermack\" \/>\n<meta property=\"og:description\" content=\"The answers to the most frequently asked questions on the correct technique for taking an impression. Measuring, mixing, compatibility and disinfection of materials.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.zhermack.com\/en\/how-to-take-dental-impression\/\" \/>\n<meta property=\"og:site_name\" content=\"Zhermack\" \/>\n<meta property=\"article:modified_time\" content=\"2023-10-13T13:49:21+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.zhermack.com\/public\/uploads\/Impronta_H5_1200x800-scaled-1.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"640\" \/>\n\t<meta property=\"og:image:height\" content=\"427\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:image\" content=\"https:\/\/www.zhermack.com\/public\/uploads\/Impronta_H5_1200x800-scaled-1.jpg\" \/>\n<meta name=\"twitter:label1\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data1\" content=\"9 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/www.zhermack.com\\\/en\\\/how-to-take-dental-impression\\\/\",\"url\":\"https:\\\/\\\/www.zhermack.com\\\/en\\\/how-to-take-dental-impression\\\/\",\"name\":\"How to take a dental impression - FAQs | Zhermack\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.zhermack.com\\\/en\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/www.zhermack.com\\\/en\\\/how-to-take-dental-impression\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/www.zhermack.com\\\/en\\\/how-to-take-dental-impression\\\/#primaryimage\"},\"thumbnailUrl\":\"\\\/public\\\/uploads\\\/impronta-dentale-particolare.jpg\",\"datePublished\":\"2022-06-13T14:06:16+00:00\",\"dateModified\":\"2023-10-13T13:49:21+00:00\",\"description\":\"The answers to the most frequently asked questions on the correct technique for taking an impression. Measuring, mixing, compatibility and disinfection of materials.\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/www.zhermack.com\\\/en\\\/how-to-take-dental-impression\\\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/www.zhermack.com\\\/en\\\/how-to-take-dental-impression\\\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\\\/\\\/www.zhermack.com\\\/en\\\/how-to-take-dental-impression\\\/#primaryimage\",\"url\":\"\\\/public\\\/uploads\\\/impronta-dentale-particolare.jpg\",\"contentUrl\":\"\\\/public\\\/uploads\\\/impronta-dentale-particolare.jpg\",\"width\":1199,\"height\":409},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/www.zhermack.com\\\/en\\\/how-to-take-dental-impression\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/www.zhermack.com\\\/en\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"How to take a dental impression &#8211; FAQs\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/www.zhermack.com\\\/en\\\/#website\",\"url\":\"https:\\\/\\\/www.zhermack.com\\\/en\\\/\",\"name\":\"Zhermack\",\"description\":\"\",\"publisher\":{\"@id\":\"https:\\\/\\\/www.zhermack.com\\\/en\\\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/www.zhermack.com\\\/en\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-US\"},{\"@type\":\"Organization\",\"@id\":\"https:\\\/\\\/www.zhermack.com\\\/en\\\/#organization\",\"name\":\"zhermack\",\"url\":\"https:\\\/\\\/www.zhermack.com\\\/en\\\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\\\/\\\/www.zhermack.com\\\/en\\\/#\\\/schema\\\/logo\\\/image\\\/\",\"url\":\"\\\/public\\\/uploads\\\/logo-1.png\",\"contentUrl\":\"\\\/public\\\/uploads\\\/logo-1.png\",\"width\":284,\"height\":37,\"caption\":\"zhermack\"},\"image\":{\"@id\":\"https:\\\/\\\/www.zhermack.com\\\/en\\\/#\\\/schema\\\/logo\\\/image\\\/\"}}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"How to take a dental impression - FAQs | Zhermack","description":"The answers to the most frequently asked questions on the correct technique for taking an impression. Measuring, mixing, compatibility and disinfection of materials.","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.zhermack.com\/en\/how-to-take-dental-impression\/","og_locale":"en_US","og_type":"article","og_title":"How to take a dental impression - FAQs | Zhermack","og_description":"The answers to the most frequently asked questions on the correct technique for taking an impression. Measuring, mixing, compatibility and disinfection of materials.","og_url":"https:\/\/www.zhermack.com\/en\/how-to-take-dental-impression\/","og_site_name":"Zhermack","article_modified_time":"2023-10-13T13:49:21+00:00","og_image":[{"width":640,"height":427,"url":"https:\/\/www.zhermack.com\/public\/uploads\/Impronta_H5_1200x800-scaled-1.jpg","type":"image\/jpeg"}],"twitter_card":"summary_large_image","twitter_image":"https:\/\/www.zhermack.com\/public\/uploads\/Impronta_H5_1200x800-scaled-1.jpg","twitter_misc":{"Est. reading time":"9 minutes"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/www.zhermack.com\/en\/how-to-take-dental-impression\/","url":"https:\/\/www.zhermack.com\/en\/how-to-take-dental-impression\/","name":"How to take a dental impression - FAQs | Zhermack","isPartOf":{"@id":"https:\/\/www.zhermack.com\/en\/#website"},"primaryImageOfPage":{"@id":"https:\/\/www.zhermack.com\/en\/how-to-take-dental-impression\/#primaryimage"},"image":{"@id":"https:\/\/www.zhermack.com\/en\/how-to-take-dental-impression\/#primaryimage"},"thumbnailUrl":"\/public\/uploads\/impronta-dentale-particolare.jpg","datePublished":"2022-06-13T14:06:16+00:00","dateModified":"2023-10-13T13:49:21+00:00","description":"The answers to the most frequently asked questions on the correct technique for taking an impression. Measuring, mixing, compatibility and disinfection of materials.","breadcrumb":{"@id":"https:\/\/www.zhermack.com\/en\/how-to-take-dental-impression\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.zhermack.com\/en\/how-to-take-dental-impression\/"]}]},{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/www.zhermack.com\/en\/how-to-take-dental-impression\/#primaryimage","url":"\/public\/uploads\/impronta-dentale-particolare.jpg","contentUrl":"\/public\/uploads\/impronta-dentale-particolare.jpg","width":1199,"height":409},{"@type":"BreadcrumbList","@id":"https:\/\/www.zhermack.com\/en\/how-to-take-dental-impression\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/www.zhermack.com\/en\/"},{"@type":"ListItem","position":2,"name":"How to take a dental impression &#8211; FAQs"}]},{"@type":"WebSite","@id":"https:\/\/www.zhermack.com\/en\/#website","url":"https:\/\/www.zhermack.com\/en\/","name":"Zhermack","description":"","publisher":{"@id":"https:\/\/www.zhermack.com\/en\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.zhermack.com\/en\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"en-US"},{"@type":"Organization","@id":"https:\/\/www.zhermack.com\/en\/#organization","name":"zhermack","url":"https:\/\/www.zhermack.com\/en\/","logo":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/www.zhermack.com\/en\/#\/schema\/logo\/image\/","url":"\/public\/uploads\/logo-1.png","contentUrl":"\/public\/uploads\/logo-1.png","width":284,"height":37,"caption":"zhermack"},"image":{"@id":"https:\/\/www.zhermack.com\/en\/#\/schema\/logo\/image\/"}}]}},"_links":{"self":[{"href":"https:\/\/www.zhermack.com\/en\/wp-json\/wp\/v2\/pages\/43507","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.zhermack.com\/en\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.zhermack.com\/en\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.zhermack.com\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.zhermack.com\/en\/wp-json\/wp\/v2\/comments?post=43507"}],"version-history":[{"count":0,"href":"https:\/\/www.zhermack.com\/en\/wp-json\/wp\/v2\/pages\/43507\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.zhermack.com\/en\/wp-json\/wp\/v2\/media\/42632"}],"wp:attachment":[{"href":"https:\/\/www.zhermack.com\/en\/wp-json\/wp\/v2\/media?parent=43507"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}