Metal breastbone frame device
Technical field
The invention belongs to the field of medical instrument technology, and in particular to a kind of people for defect repairs such as the wall of the chest, clavicles
Work breastbone frame device.
Background technology
Sternum neoplasms are more rare, account for the 0.94% of whole bone tumour, tissue-derived complexity histological type is various, Ji Huquan
It is most common with metastatic tumor, hematopoietic tissue source tumour and cartilaginous tumors to be pernicious.General every breastbone benign tumour, primary
Malignant tumour is without obvious DISTANT METASTASES IN person, and the control of breastbone metastatic tumor primary lesion is preferably again without other metastatic lesions, generally all
Operative treatment is taken, surgery excision is preferred treatment method.And when being performed the operation, preferably cut in the lump away from tumor mass 2cm or so
Except the both sides Clavicle Head and part costal cartilage near tumour and surrounding normal bone tissue, including excision, muscle and skin can be appropriate
Retain, with sharp wound repairing more.After surgery, can be to breathing not since breastbone defect, the integrality of thorax are affected
Profit;Protected simultaneously because lacking to heart, also have certain influence to circulation.For this reason, defect can be repaired using a variety of methods,
Recover thorax integrality, such as autologous bone, allograph bone, steel plate, bone cement, organic glass.
The product of some existing breastbone substitutes, such as document《Titanium plate joint Teflon sticking patch is rebuild Sternum neoplasms and is cut
Except rear thorax》(Chinese Journal of Reparative and Reconstructive Surgery, October
2011, Vol.25, NO.10)Report one kind to rebuild using horizontal shape titanium plate, what section was fixed broken in both ends with steel wire and rib cage and clavicle
Means carry out the reconstruction of thorax, and then can be extended on the basis of the reconstruction of horizontal shape titanium plate, add with 2 pieces of vertical-shaped titanium plates, two
End is fixed with titanium nail with breastbone, then with fixation with steel wire between horizontal shape titanium plate and vertical-shaped titanium plate.It is this to be combined using a plurality of titanium plate
The thorax of reconstruction, can only say cursorily solve the problems, such as breastbone defect, also be detrimental to patient postoperative recovery and breathing
It is comfortable.
Chinese patent literature CN204428212U discloses a kind of artificial sternum's skeleton for chest wall defect reparation, including
Artificial sternum's handle and artificial sternum's body, artificial sternum's skeleton entirety and rib cage embrace grab by memory alloy material integral production and
Into.
Chinese patent literature CN205126500U discloses a kind of 3D printing titanium alloy sternum replacing part, including breastbone part
With rib cage part, the wherein binding site of breastbone operative tip and breastbone is equably provided with replacing part fixing threaded hole, the breastbone
Member base end is designed as butterfly shape of tail.
The breastbone substitute referred in above patent document can play certain thorax restructuration, but expand for tumour
Cause to perform the operation the situation of os postclavicalis defect to clavicle, cannot still handle with open arms breastbone substitute and clavicle so that with whole thoracic cavity
Movement relation, be unfavorable for patient respiratory.
The content of the invention
It is an object of the invention to solve the above problems, there is provided a kind of not only possessed certain intensity but also can be with patient's body
The metal breastbone frame device that remaining breastbone close friend coexists.
A kind of metal breastbone frame device of the present invention mainly includes metal breastbone skeleton, and metal breastbone skeleton includes
Integrally formed artificial sternum's main part and rib cage are embraced and grab portion;Artificial sternum's main part includes artificial sternum's handle and artificial sternum
Body;Rib cage armful grabs portion and is integrally formed with artificial sternum's body;It is characterized in that:Further include clavicle connector and be flexibly connected and follow closely;
In use, the lower end of clavicle connector is flexibly connected by being flexibly connected nail with artificial sternum's handle;The upper end of clavicle connector is set
It is useful for the connecting portion being attached with clavicle stump.
The metal breastbone skeleton and clavicle connector are made using pure titanium material, if artificial sternum's handle is equipped with
Do the through hole for ventilative and blood supply;Artificial sternum's body is equipped with some locking nail holes for being used to fix with breastbone stump.
Artificial sternum's handle of artificial sternum's main part is located at close to the direction of human body lock bony site, institute when in use
The left and right ends on the top for the artificial sternum's handle stated are respectively equipped with left groove and right groove, so that the left end of artificial sternum's handle includes
For the left front frid for forming left groove and left back frid, and the right end of artificial sternum's handle is caused to include being used for the right side for forming right groove
Preceding frid and right drop end;The notch of left groove is towards upper left side, and the notch of right groove is towards upper right side;The groove depth 16 of right groove to
20mm, groove width 15 to 18mm, it is right before the distance between frid portion and right rear slot plate portion be 6 to 8mm, frid and right drop end before the right side
The hole section hole for forming right locking nail hole is equipped with, left groove is corresponding with right groove.
The quantity that the rib cage embraces portion of grabbing is 4 ~ 8, and rib cage is embraced and grabs portion by Artificial Rib portion and positioned at outer end position
Embrace and grab composition;Artificial Rib portion is circular arc strip, and each embrace is grabbed by web portion and some grasping teeths being connected in web portion
Form.Web portion is equipped with some lock hole 22-3, the positioning when lock hole 22-3 is used for performing the operation.
The clavicle connector is 2, they are left collarbone connector and right side clavicle connector;Clavicle connector
3 be in circular arc strip;The lower end of clavicle connector 3 is equipped with a waist round hole 32, length 15 to 20mm, wide 6 to 8mm;In use, left side
Clavicle connector follows closely 4 left parts equipped with left groove 13 with artificial sternum's handle 11 by its waist round hole 32 by being flexibly connected accordingly
Position is flexibly connected, and right side clavicle connector waist round hole 32 by being flexibly connected nail 4 with artificial sternum's handle 11 equipped with the right side accordingly
The right end position of groove 14 is flexibly connected;The upper end of clavicle connector 3 is equipped with 3-5 locking nail hole 31, after being cut with clavicle
Stump is fixedly connected.
The spacing of the locking nail hole a diameter of 3.5mm, Kong Yukong are 10mm.
The flexible connection nail is less than the lock in the left front frid portion and the distance between left back frid portion of left groove for diameter
Nail.
The flexible connection nail is lock of the diameter less than the distance between frid portion before the right side of right groove and right rear slot plate portion
Nail.
The good effect that the present invention has:
(1)Artificial sternum's skeleton that the present invention designs can substitute original thorax, with being total to for internal remaining breastbone close friend
Place, is effectively protected thoracic organ.
(2)Clavicle connector according to the present invention, is flexibly connected by the elongated slot at artificial sternum's handle both ends when in use,
The function of all directions light exercise is realized, alleviates the pain of the compressing on the thoracic cavity that patient brings by movement after surgery, it is special
Be not conducive to breathe.
Brief description of the drawings
Fig. 1 is a kind of schematic perspective view of the metal breastbone frame device of the present invention.
The schematic perspective view of metal breastbone skeleton therein when Fig. 2 is from the right back upper place of Fig. 1.
Fig. 3 is the A-A schematic cross-sectional views of Fig. 1.
Fig. 4 is the schematic perspective view of the clavicle connector in Fig. 1.
Reference numeral in above-mentioned attached drawing is as follows:
Metal breastbone skeleton 10, artificial sternum's main part 1, artificial sternum's handle 11, through hole 11-1, artificial sternum's body 12, lock
Nail 12-1, left groove 13, left front frid portion 13-1, left back frid portion 13-2, left front screw hole 13-3, left back screw hole 13-4,
Right groove 14, it is right before frid portion 14-1, right rear slot plate portion 14-2, it is right before screw hole 14-3, it is right after screw hole 14-4, rib cage embraces and grabs portion
2, Artificial Rib portion 21, embraces and grabs 22, web portion 22-1, grasping teeth 22-2, lock hole 22-3, clavicle connector 3, locking nail hole 31,
Waist round hole 32, is flexibly connected nail 4.
Embodiment
(Embodiment 1)
See Fig. 1 to Fig. 4, the metal breastbone frame device of the present embodiment includes metal breastbone skeleton 10,3 and of clavicle connector
It is flexibly connected nail 4.Metal breastbone skeleton 10 includes integrally formed artificial sternum's main part 1 and rib cage is embraced and grabs portion 2.Artificial sternum
Main part 1 includes artificial sternum's handle 11 and artificial sternum's body 12.Rib cage armful grabs portion 2 and is integrally formed with artificial sternum's body 12;Lock
The lower end of bone connector 3 is flexibly connected by being flexibly connected nail 4 with artificial sternum's handle 11, and the upper end of clavicle connector 3, which is equipped with, to be used
In the connecting portion being attached with clavicle stump.
Metal breastbone skeleton 10 and clavicle connector 3 are all made using pure titanium material, and artificial sternum's handle 11 is equipped with
14 are used for ventilative and blood supply through hole 11-1;Artificial sternum's body 12 is equipped with 12 locking nail holes for being used to fix with breastbone stump
12-1。
Artificial sternum's handle 11 of artificial sternum's main part 1 is located at the direction of close human body lock bony site when in use, manually
The left and right ends on the top of manubrium 11 are respectively equipped with left groove 13 and right groove 14.
See Fig. 3, the length of artificial sternum's handle 11 is set according to patient's breastbone size, and the present embodiment is 80 millimeters.Manually
The right end on 11 top of manubrium include it is right before frid portion 14-1 and right rear slot plate portion 14-2, it is right before frid portion 14-1 and right drop end
Portion 14-2 is used to form right groove 14.The notch of right groove 14 is towards upper right side, and the groove depth of right groove 14 is 17mm, its direction is Fig. 3 institutes
Anteroposterior direction of the right groove 14 shown on drawing(Namely the direction perpendicular with paper), the groove width 16mm of right groove 14, its direction
For left and right directions of the right groove 14 on drawing shown in Fig. 3.The distance between frid portion 14-1 and right rear slot plate portion 14-2 before the right side
For 7mm.Frid portion 14-1 is equipped with the through hole 14-3 for being used for forming right lock hole, right rear slot plate portion before the right side of artificial sternum's handle 11
14-2 is equipped with the screw hole 14-4 for being used for forming right lock hole.
Left groove is corresponding with right groove.Namely the left end on the top of artificial sternum's handle 11 includes left front frid portion 13-1 and left back
Frid portion 13-2, left front frid portion 13-1 and left back frid portion 13-2 are used to form left groove 13.The notch of left groove 13 is towards upper left
Side, the groove depth of left groove 13 be 17mm, and the direction of the groove depth of its direction and the right groove 14 shown in Fig. 3 is along artificial sternum's main part 1
Center line is symmetrical, the groove width 16mm of left groove 14, its direction is also along artificial chest with the direction of the groove width of the right groove 14 shown in Fig. 3
The center line of bone main part 1 is symmetrical.The distance between left front frid portion 13-1 and left back frid portion 13-2 are 7mm.Artificial chest
The left front frid portion 13-1 of bone handle 11, which is equipped with, is used for the through hole 13-3 for forming left lock hole, and left back frid portion 13-2, which is equipped with, to be used
In the screw hole 13-4 for forming left lock hole.
See Fig. 4, clavicle connector 3 there are 2, is divided into and being connected for the clavicle connector in left side with the clavicle for right side
Part.Corresponded between the clavicle connector of left and right sides.The shape and length of each clavicle connector 3 are according to the clavicle knot of patient
Structure designs, and in certain circular arc strip, its length is set by the distance between actual manually manubrium 11 and stump after clavicle cutting
Calmly, the length during use of the present embodiment positioned at the clavicle connector of both sides is 100 millimeters.One end of clavicle connector 3 is set
There are a waist round hole 32, long 17mm, wide 7mm.In use, each clavicle connector 3 passes through corresponding activity by its waist round hole 32
Connected nail 4 and the left and right ends of artificial sternum's handle 11 are movably connected with.The flexible connection nail 4 of the present embodiment is M6 screws.
Since the width of the waist round hole 32 of clavicle connector 3 is more than the diameter of M6 screws, so that clavicle connector 3 has to each
The function of direction light activity.The other end of each clavicle connector 3 is equipped with 3-5 locking nail hole 31, is 4 in Fig. 4.Due to examining
Consider the width of clavicle, stressing influence caused by length, the diameter of locking nail hole 31 is only 3.5mm, and the spacing of Kong Yukong is
10mm.Locking nail hole 31 is used for the stump after being cut with clavicle and is fixedly connected.Such a structure design realizes clavicle connector 3
To the function of all directions light exercise, patient is alleviated after surgery because breathing or moving the pain of the compressing on the thoracic cavity brought,
The friendly relation handled between breastbone substitute and green bone.
Artificial sternum's body 12 is located at the lower section of artificial sternum's handle 11, and length is set, this implementation according to patient's breastbone size
Example is 120 millimeters.Artificial sternum's body 12 has the shape and intensity similar to patient's breastbone.Rib cage armful is grabbed portion 2 and is distributed in manually
The both sides of sternal body 12,2 ~ 5 rib cages armful are equipped with per side and are grabbed, 2 are each provided with per side in the present embodiment.Every rib cage, which is embraced, grabs root
Designed according to the framing system of patient, in certain circular arc strip, its length by actual manually sternal body 12 with it is residual after rib cage cutting
The distance between end is set, and it is 120 millimeters that each rib cage, which embraces the length grabbed, in the present embodiment.Every rib cage, which is embraced, grabs by artificial rib
Osseous part 21 and positioned at outer end position embrace grab 22 compositions.Each embrace grabs 22 by web portion 22-1 and is connected to web portion 22-1
On 6 grasping teeth 22-2 form.Web portion 22-1 is equipped with 3 lock hole 22-3, the direction of lock hole 22-3 and artificial chest
The direction of the through hole 11-1 of bone handle 11 is essentially identical.Positioning when the lock hole 22-3 is used for performing the operation, easy to fixed metal
Breastbone skeleton 10.
The metal breastbone frame device of the present embodiment is in use, key step has:First will through locking nail hole 12-1 by pinning
Artificial sternum's body 12 is fixedly connected with breastbone stump.Then so that embracing for Artificial Rib portion 21 grabs 22 bendings and to embrace rib cage residual
End so that metal breastbone skeleton 10 is fixedly connected with rib cage stump;Wherein, lock hole 22-3 is used to position.Then worn by pinning
Locking nail hole 31 is crossed mutually to be fixedly connected with clavicle connector 3 with clavicle stump.Finally connected again by being flexibly connected nail clavicle
Part 3 is flexibly connected with artificial sternum's handle 11.
Those of ordinary skills in the art should understand that:It these are only the specific embodiment of the present invention, and do not have to
In the limitation present invention, within the spirit and principles of the invention, any modification, equivalent substitution, improvement and etc. done, should all wrap
It is contained within protection scope of the present invention.