Tube/Wire Sizing Chart for Space Maintainers

Use the chart below to determine which size wire to use with each size band or crown. Each DENOVO Space Maintainer Band or Crown has a pre-welded tube attached to it. The larger bands and crowns have a wide tube, the smaller sizes have a narrow tube.

Band Size Tube/Wire Size
23 Narrow
24 Narrow
25 Narrow
26 Narrow
27 Narrow
28 Narrow
29 Narrow
30 Narrow
31 Narrow
32 Narrow
33 Narrow
33½ Narrow
34 Narrow
34½ Narrow
35 Wide
35½ Wide
36 Wide
36½ Wide
37 Wide
37½ Wide
38 Wide
38½ Wide
39 Wide
39½ Wide
40 Wide
41 Wide

 

  
Crown Size 1st Primary 2nd Primary 1st Permanent
1 Narrow Narrow Narrow
2 Narrow Narrow Narrow
3 Narrow Narrow Narrow
4 Narrow Narrow Wide
5 Narrow Wide Wide
6 Narrow Wide Wide
7 Narrow Wide Wide

    

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