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Method for wrist reconstruction in children in case of aftereffects of trauma

Method for wrist reconstruction in children in case of aftereffects of trauma
IPC classes for russian patent Method for wrist reconstruction in children in case of aftereffects of trauma (RU 2250084):
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Method for treating posterior-external rotation instability of knee joint Method for treating posterior-external rotation instability of knee joint / 2245683
One should form a transplant out of femoral biceps' tendon, form an oblique-cross-sectional transfemoral canal in isometric area upon external femoral condyle, right to the front against insertion fibular collateral ligament, apply proximal end of crossed femoral biceps' tendon through this canal, fix the end of crossed femoral biceps' tendon upon internal femoral condyle. The method enables to prevent tendinous rupture at the site of its new fixation and avoid the loss of articular bending function.

FIELD: medicine, surgery.

SUBSTANCE: the present innovation deals with dissecting coarse post-traumatic scars followed by descending a traumatized radius distally and substituting the defect developed with an autotransplant consisted of radial fragment of patient's antebrachium and patient's radius fragment upon total vascular pedicle. The method suggested enables to improve both functional and cosmetic state of patient's wrist and shorten terms of therapy.

EFFECT: higher efficiency of wrist reconstruction.

6 dwg

 

The invention relates to medicine, namely to orthopedics and traumatology, and can be used when the consequences of a firearm or explosive wounds brush. With this type of injury, if you are able to save the brush, the more often it is disfigured by scars and deformations preserved fingers, and its function is significantly reduced.

The known method of reconstruction brush with trauma, consisting of several plastic surgery carried out for a long time (months, years), such as plastic surgery of the skin; bone grafting; tendon plastic. Using bone ALLO - and autografts was measured (Aiellos. Plastic, reconstructive and aesthetic surgery. - Saint-Petersburg. "Hippocrates". - 1998).

The disadvantage of this method is a lot of stages of surgical treatment and, therefore, the high duration of the course restore the function of the brush, and thus there is a long rebuilding bone graft and possible partial or complete resorption.

The objective of the invention is to improve functional and cosmetic condition of the brush and reduction of treatment time.

therapeutic effect of the task is achieved in that in the method of reconstruction of the brush (e.g., 4-Palaia), damaged by a gunshot wound, for lucases in gross excision of scar tissue, offered with simultaneous excision of post-traumatic scarring, causing flexion contracture and ulnar deviation of the surviving rays brushes, to carry out the reduction of the injured beam in the distal direction, the substitution of the resulting defect krovosnabjaemah autograft, consisting of the radial forearm flap and radial bone fragment on total vascular pedicle dimensions corresponding to the defect.

Figure 1 presents the scheme of the brush sick W., 12 years with a diagnosis of post-traumatic deformity of the right hand after the formation of the wound defect, item 1 - the remainder of the 4th metacarpal bone; 2 - soft tissue and bone defect formed after excision of the scar tissue.

Figure 2 - scheme of the brush (at the end of reconstructive surgery) patient W., 12 years with a diagnosis of post-traumatic deformity of the right hand, item 1 - the remainder of the 4th metacarpal bone; 2 - transplanted radial forearm flap with a fragment of the radial bone in the total vascular pedicle; 3 - the donor area.

The method of reconstruction of the four-toed stroke consequence of gunshot wounds is as follows.

On the ulnar surface of the brush excising the scar tissue is allocated preserved distal fragment of the 4th metacarpal bone, which is freed from scars and together with the 4th finger is reduced in estaljnom direction so to the 4th metacarpal-phalangeal joint was located at the same level with the third. Measure the length of the bone defect and removed the pattern shape and size of the wound defect, which should be close full skin. Then measure the required length of the vascular pedicles of the planned flap, which will start from the Palmar radial surface of the forearm in the projection of the wrist joint. From this zone on the forearm in the proximal direction is a linear incision, which is in the middle third ends with the formation of a skin flap harvested the pattern. The length of the linear section corresponds to the length of the vascular pedicles of the forearm in the proximal direction along the projection of the radial artery, where and cut out skin and fascial radial flap, which includes the necessary size of the bone fragment from the radial diaphysis of the bone. Last thickness equal to the radius of the radial bone and krovosnabzhayutsya branches of the radial artery, which Perevoznaya proximal allocated flap and overlaps. Then perform the selection of the radial artery and the accompanying her veins in the distal direction until the projection of the wrist joint, with coagulated and cut off all the side of the arterial and venous branches. Not cutting off the distal vascular N. the HCS, the graft is separated from the donor bed and moved into the subcutaneous channel on the ulnar surface of the hand. A fragment of the radial bone is placed in the position of the 4th metacarpal bone is fixed longitudinally and transversely carried by the spokes. The skin portion of the graft is fixed with sutures to the recipient bed. The wound defect on the forearm skin is replaced with a thick split graft, taken from the lateral surface of the right thigh. Superimposed aseptic bandage. The extremity is fixed in a plaster splint for 4 weeks prior to the consolidation of the bone fragments.

An example of executing.

Patient W., 12 years with a diagnosis of post-Traumatic deformity of the right hand (the consequence of a gunshot wound). Brush - Cuatro dedos (5th finger amputated at the time of injury), the 4th finger is shortened due to damage to the metacarpal bones (Fig 3, item 1), is a flexion contracture, and ulnar deviation, flexion contracture of the 3rd finger, rough tightening scars on the ulnar surface of the brush (figure 3, item 2). Marked limitation of movement in the joints of the 3rd finger and the lack thereof in the joint of the 4th finger. Radiograph shows the preservation of the distal epiphysis of the 4th metacarpal bone (Fig 3, 3). The remaining bones are preserved rays is not damaged.

The child produced following surgery.

Thirty days after surgery removed the spokes. Plaster bandage is removed after one week. A course of rehabilitation treatment. Received a good functional and cosmetic result (6).

The method of reconstruction of the brush in children with trauma, involves excision of the rough scar tissue, characterized in that simultaneously with gross excision of post-traumatic scars are taking the injured beam in the distal direction, the substitution of the resulting defect with autograft, consisting of the radial forearm flap and radial bone fragment on total vascular pedicle dimensions corresponding to the defect.

 

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