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Bone tissue atrophy
Why does bone tissue recede after tooth loss?
Our jaw is a dynamic, living structure that is constantly remodeling itself. To remain dense and robust, the bone requires constant pressure. When we chew, the load is transmitted via the tooth root to the alveolar ridge. For the body, this serves as a functional signal to direct nutrients and minerals to this area to maintain bone density. As soon as a tooth is extracted, this natural cycle is interrupted, and the following processes are triggered:- Impaired microcirculation: The capillaries in the area of the missing tooth constrict, and blood flow to the periosteum decreases. Without nourishment, bone cells begin to die off.
- Halt in regeneration: Bone-forming cells (osteoblasts) cease to function, whilst bone-resorbing cells (osteoclasts) continue their activity, literally dissolving the unused tissue.
- Volume loss: In the first year after extraction, the bone can lose up to 25% of its width, and over time, it begins to rapidly decrease in height as well, turning into a thin ‘ridge’.

Clasp denture
How can bone atrophy change your appearance?
Atrophy is not just a problem confined to the oral cavity. The jawbone acts as a framework supporting all the soft tissues of the face. When this bony support is lost, the facial muscles and skin sag, distorting the face’s natural contours.Facial ‘ageing’ and the appearance of premature wrinkles
In aesthetic medicine, there is a term known as ‘dental ageing’. A reduction in the volume of jawbone tissue is immediately reflected in one’s appearance, triggering a number of characteristic changes:- Sagging lips: they lose their support, appear thinner, and fine smoker’s lines appear around the mouth.
- Deepening of nasolabial folds: due to loss of support in the upper jaw, the cheeks shift towards the center and downward, creating a tired appearance.
- The bird face effect: the distance between the nose and chin shortens. When the lower jaw closes, it protrudes forwards and upwards; the face appears shorter, and the skin on the neck begins to sag, forming ‘jowls’.
Displacement of adjacent teeth and malocclusion
The dental arch is a single, self-regulating system. As soon as a gap appears, the adjacent teeth begin to tilt uncontrollably towards the defect (the Popov-Godon phenomenon). The teeth on the opposite jaw (antagonists) begin to ‘protrude’ from the gums, attempting to find support. This has serious consequences:- Temporomandibular joint (TMJ) dysfunction: clicking noises when opening the mouth, jaw pain, and even chronic migraines.
- Enamel wear: the remaining teeth have to bear a double load and wear down much more quickly.
- Speech impairment: changes in tooth position interfere with correct pronunciation.
The main challenges for implant placement in cases of bone deficiency
For conventional implant placement, a certain amount of bone is required so that the implant is securely surrounded by tissue on all sides. If there is insufficient ‘foundation’, there is simply nowhere to anchor the implant. Main obstacles:- Proximity of the maxillary sinuses: in the upper jaw, where there is a bone deficiency, there may be only a couple of millimeters of tissue remaining between the oral cavity and the sinus. To safely place an implant, a sinus lift in Kyiv (or another city) is often required.
- The mandibular canal: a major nerve runs through the lower jaw. Severe atrophy makes it impossible to place a standard implant without the risk of damaging this nerve.
- Narrow alveolar ridge: the bone may become so thin that the implant is wider than the bone itself.
Modern methods of bone grafting and sinus lift
If bone loss has already occurred, modern surgical techniques can restore the lost volume. At the Clinic of Aesthetic Dentistry, we use technologies that make this process predictable and safe:- Sinus lift: a precise surgical procedure on the upper jaw, in which the floor of the sinus is gently lifted, and the resulting space is filled with bone graft material. After a few months, this transforms into strong bone capable of withstanding stress.
- Bone grafting (GBR): the use of special membranes and biocompatible granules to increase the width of the jaw.
- Split crest: a surgical method for widening very narrow bone.
The new JDental system: a solution for bone deficiency

JDental system
- Biomimetic design and aggressive threading: the implant’s unique geometry allows for high primary stability even in soft or sparse bone tissue (D3–D4 type). The threading is designed not merely to anchor the implant, but to compact the bone around it during placement.
- Utilisation of dense jawbone areas: the JDental design allows the dentist to utilise deep layers of bone that are not subject to atrophy. This makes it possible to securely anchor the implant where standard screws would not find a secure fit.
- Minimisation of surgical stages: In a number of cases, the use of JDental makes it possible to completely avoid sinus lifts and extensive bone grafting. For the patient, this means no additional incisions and a significant reduction in surgical trauma.
- Reduced rehabilitation time: as the bone graft healing phase (which usually lasts 6–9 months) is eliminated, we can proceed to the prosthetic phase much more quickly, restoring jaw function in the shortest possible time.
How can we stop bone loss and restore a beautiful smile?
When teeth are missing across the entire jaw or are severely damaged due to long-term atrophy, we use full rehabilitation protocols that restore teeth in literally just one or two visits.All-on-4 and All-on-6 dental implants

All-on-4 at the KES
BEFORE

All-on-4 at the KES
AFTER

All-on-6 at the KES
BEFORE

All-on-6 at the KES
AFTER
- All-on-4 dental implants: we place just four implants. Two are placed directly in the front, and two in the sides at an angle of up to 45 degrees. The angled placement allows us to utilise the densest areas of bone and ‘bypass’ the maxillary sinuses or nerve canals without the need for bone grafting.
- All-on-6: an advanced version with six implants for even more secure fixation, where conditions permit.
- With Teeth in a day you receive a fixed bridge almost immediately after the procedure.
- Halting bone loss: the implants begin to transfer load to the jaw, ‘stimulating’ the bone and restoring the face’s natural support.
- Time-saving: the ‘All-on-4’ and ‘All-on-6’ methods allow the entire arch to be restored without months of preparatory bone-building procedures.
Learn more about the services related to this topic. Below, you’ll find detailed information about the relevant treatment methods and options.
Maxilla-For-All Tooth Restoration
All-on-4

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