7.24 Two couple force system | MSI Ortho Academy

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06.1 Biomechanics for Orthodontics

Chapter 1 Basic Principle in Biomechanics

1 Rule of Mass (26:15)
2 Forces Concept in Orthodontics (24:46)
3 Type of Tooth Movement (21:02)
4 Moment of Forces (24:31)
5 Moment of Couple (21:43)
6 Force System and Equivalent force System (27:04)
7 Moment to Force Ratio (26:57)
8 Static Equilibrium (30:18)
9 Static Equilibrium 2 and example (18:25)

Chapter 2 The Creative Wire Bending in Orthodontics

10 Creative V-Bend Wire Bending (52:02)
11 Bending free & The fact of V- Bend (24:52)
12 Classification of Force System (37:06)
13 Exercise for V-Bend Application (27:27)

Chapter 3 Loop and Spring Design

14 Principle of Spring Design (16:28)
15 Loop Classification and Experiment (38:19)
16 Sliding vs Non-Sliding (11:27)
17 Friction (28:11)
18 Friction Management (19:49)

Chapter 4 Anchorage in Orthodontics

19 Anchorage Concept (30:28)
20 Anchorage Classification and Objective (12:56)
21 Determinant of Anchorage Requirement (24:16)
22 Source of Anchorage (36:01)

Chapter 5 Biologic Basis of Orthodontic Therapy

23 Tooth Supporting Tissue and The Theories of Tooth Movement (38:51)
24 Active Stabilizer (8:04)
25 Physiologic response to sustained force against a tooth (13:52)
26 Tooth movement efficiency & duration of force (18:28)
27 Relevant Medical Disorders to Orthodontic Force & Theories of tooth eruption (19:44)

Hand out

1 Basic Principle Mechanic
2 Creative Wire V-bend
3 Loop & Spring Design
4 Hand out of Anchorage in Orthodontics
5 Biologic Basis of Orthodontic Therapy

7.1 Creative V-bend 2023

7.21 Introduction (13:51)
7.22 Force system (16:39)
7.23 One couple force system (21:53)
7.24 Two couple force system (19:49)
7.25 Multiple couple force system (10:56)
7.26 Type of basic creative v-bend (14:37)
7.27 Creative V-bend analysis (19:05)
7.28 Step bend (12:26)
7.29 VS Bend (12:42)
7.30 VS Bend 2 (14:04)
7.31 Combination of step bend and v-bend (17:24)
7.32 V-bend analysis (14:45)
7.33 Static equilibrium (13:55)
7.34 Static equilibrium and v-bend (16:38)
7.35 Summary of v-bend static equilibrium (13:52)
7.36 Clinical application (18:20)
7.37 Clinical application (11:05)

*** V-Bend PDF 2023

Creative V-bend

7.2 Lopp and spring design 2023

7.38 Loop and spring design (17:57)
7.39 Moment force ratio (15:45)
7.40 Spring objectives (19:27)
7.41 T- loop (19:32)
7.42 T-loop adjustment (14:58)
7.43 Neutral Activation (19:39)
7.44 Sliding and non-sliding mechanics (13:58)
7.45 Comparison (14:23)

7.3 Friction 2023

7.46 Introduction (11:35)
7.47 Type of friction (12:02)
7.48 Bracket and friction (13:17)
7.49 Slot width and width (13:54)
7.50 Force delivery (11:40)
7.51 Friction in SL (10:50)
7.52 SL and normal bracket (14:44)
7.53 Binding effect (12:15)
7.54 Secure ligation (11:43)

7.4 Anchorage in orthodontics 2023

7.55 Introduction (19:12)
7.56 Anchorage concept (17:34)
7.57 Anchorage concept 2 (9:11)
7.58 Bio-reengineering (13:18)
7.59 Anchorage Classification (15:41)
7.60 Space gaining (9:46)
7.61 Anchorage Requirement (18:39)
7.62 Source of Anchorage (13:47)
7.63 Anchorage Management (17:48)
7.64 Skeletal anchorage (12:30)
7.65 Anchorage Supplement (14:58)
***Anchorage PDF 2023

7.5 Biology of tooth movement 2023

7.66 Biology of tooth movement (12:52)
7.67 Movement direction (12:24)
7.68 Active Stabilization (17:06)
7.69 Tooth movement and duration of force (18:08)
7.70 Tooth movement acceleation (15:29)
7.71 Reduced treatment time (15:08)
7.72 SAC (19:16)
*** Stimulating biological response PDF

7.6 Upright molar 2023

7.73 Mandibular uprighting (16:30)
7.74 Clinical Application (14:34)
7.75 Open space (25:45)
*** Upright molar PDF

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7.24 Two couple force system

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