using (SomeDataContext db = new SomeDataContext()) {
List<DbItemTableName> dbItemlist = new List<DbItemTableName>();
DbItemTableName d ;
foreach(Item i in Items) {
d= new DbItemTableName();
d.value = i.value;
dbItemlist.Add(d);
}
db.InsertAllOnSubmit(dbItems);
db.SubmitChanges();
}