A 52-year-old patient complains of teeth mobility, gingival hemorrhage. The 44, 45, 34, 35 teeth exhibit I grade mobility, the 43, 42, 41, 31, 32, 33 teeth exhibit II grade mobility. There is gingival edema, peridontal pockets are 5-6 mm deep. X-ray picture shows destruction of bone tissue by 1/2 of root length. The patient has been diagnosed with generalized periodontitis of median severity. What orthopaedic construction is most efficient in this situation?