CN201798763U - Pelvis drawing hook for pelvic osteotomy operation - Google Patents
Pelvis drawing hook for pelvic osteotomy operation Download PDFInfo
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- CN201798763U CN201798763U CN2010205539542U CN201020553954U CN201798763U CN 201798763 U CN201798763 U CN 201798763U CN 2010205539542 U CN2010205539542 U CN 2010205539542U CN 201020553954 U CN201020553954 U CN 201020553954U CN 201798763 U CN201798763 U CN 201798763U
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- hook body
- drag hook
- pelvis
- hook
- drawing hook
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Abstract
A pelvis drawing hook for a pelvic osteotomy operation belongs to the technical field of medical equipment, and aims at avoiding injuring sciatic nerves and arteries and veins below buttocks. The technical scheme is as follows: the pelvis drawing hook consists of a drawing hook body and a hook, wherein a long-strip plate is adopted as the drawing hook body; the hook bending towards one side extends naturally from the lower end of the drawing hook body, the width of the hook is smaller than that of the plate surface of the drawing hook body, the hook is positioned at the center of the plate surface of the drawing hook body, the connection between the hook and the drawing hook body is in smooth transition; and the upper end of the drawing hook body bends towards one side and extends to form a bending handle, and the direction of the bending handle is opposite to that of the hook at the lower end of the drawing hook body. The pelvis drawing hook has the following advantages: when the pelvis drawing hook is used in the pelvic osteotomy operation, the periosteum is separated from the inner plate and the outer plate of the iliac bone completely so as to ensure that the pelvic osteotomy is the osteotomy in the periosteum, and effectively protect the sciatic nerves in the greater sciatic foramen and the arteries below the buttocks; and the drawing hook body pushes the soft tissues of the inner plate and the outer plate of the iliac bone towards two sides naturally, so that the operation vision is clearer, and the operation is convenient. The pelvis drawing hook is simple in structure, convenient to use, easy to manufacture and low in manufacturing cost.
Description
Technical field
This utility model relates to a kind of operating theater instruments of using in carrying out the pelvic osteotomy operation, belong to technical field of medical instruments.
Background technology
In bone surgery, a lot of needs of patients are implemented the pelvic osteotomy operation, comprising: the Chiari osteotomy of Salter osteotomy, dislocation of hip joint or the Avascular Necrosis Of Femur Head of dislocation of hip joint or Avascular Necrosis Of Femur Head, the balanced art of the pelvis of pelvic inclination, pelvic tumor excision and internal fixation of fracture etc.In the past when carrying out the pelvic osteotomy operation, after cutting soft tissues such as muscle, periosteum, peeling off ilium inner and outer plates periosteum with periosteal elevator, with general pelvis retractor or drag hook the iliacus and the soft tissue of inner panel inwardly retracted, the gluteus of outside plate is outwards retracted, expose the art open country; Before carrying out the ilium osteotomy, also need to insert the greater sciatic notch protection through arteriovenous on the sciatic nerve of its dark face and the buttocks from ilium inner and outer plates periosteum is inboard with periosteal elevator or like instrument, carry out osteotomy with scroll saw or osteotome then.The general pelvis retractor that this method is used or the shortcoming of drag hook be, just operative region soft tissue and muscle drawn back, and only plays the effect that exposes the art open country, also needs protect blood vessel, nerve at the greater sciatic notch place with apparatuses such as periosteal elevators in addition.But because of the features of shape of periosteal elevator, can not make things convenient for, be placed on greater sciatic notch with mating and give full play to protective effect, place scroll saw or when using scroll saw or osteotome osteotomy, might injure arteriovenous on sciatic nerve and the buttocks.Sciatic nerve injury can cause the patient's homonymy lower limb sensation and the dyskinesia, causes patient's deformity in various degree; Arteriovenous then can cause massive hemorrhage on the damage buttocks, even life-threatening, and this all will do one's utmost to be avoided in operation.Therefore develop a kind of art open country that can in operation, can expose and to protect effectively again that arteriovenous operating theater instruments is very necessary on sciatic nerve and the buttocks.
Summary of the invention
Technical problem to be solved in the utility model provides a kind of art open country that can expose in operation can protect the arteriovenous pelvis drag hook that is used for the pelvic osteotomy operation on sciatic nerve and the buttocks again.
The technical scheme that solves the problems of the technologies described above is:
A kind of pelvis drag hook that is used for the pelvic osteotomy operation, it is made up of drag hook body and crotch, the drag hook body is an elongated plates, the lower end of drag hook body extends to the crotch to a lateral bending song naturally, the width of crotch is less than the width of drag hook body plate face, crotch is positioned at the central authorities of the plate face of drag hook body, crotch and drag hook body junction rounding off.
The above-mentioned pelvis drag hook that is used for the pelvic osteotomy operation, the upper end of described drag hook body extends to curved to a lateral bending song, and curved direction is opposite with the direction of drag hook body lower end crotch.
The above-mentioned pelvis drag hook that is used for the pelvic osteotomy operation, described drag hook body plate face has crooked radian along thickness direction, the length of drag hook body is 140-170mm, width is 20-25mm, thickness 1-3mm, the angle of bend of crotch and drag hook body is the 40-70 degree, and the length of crotch is 10-20mm, and width is 6-8mm.
Usefulness of the present utility model is:
1. when doing the pelvic osteotomy operation, the crotch of two drag hook front ends just in time catches on the greater sciatic notch hone lamella relatively, guaranteed that not only pelvic osteotomy is an osteotomy in the periosteum, and can stop that scroll saw or osteotome are strayed into dark covering weave with the crotch steel plate, thereby effectively protection is by arteriovenous on partial sciatic nerve and the buttocks;
2. when the crotch of drag hook front end inserted greater sciatic notch, drag hook body nature was pushed periosteum and other soft tissue of ilium inner and outer plates to both sides, makes the art open country clearer, makes things convenient for operation technique;
3. the scope of application is wide, can be used in the operations such as Chiari procedure, Salter osteotomy, fracture of pelvis and pelvic tumor;
4. simple in structure, easy to use, make easily, cost is low.
Description of drawings
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is the side view of Fig. 1;
Fig. 3 is this utility model user mode sketch map.
Labelling is as follows among the figure: drag hook body 1, crotch 2, curved 3, ilium 4, scroll saw 5.
The specific embodiment
Show among the figure that this utility model is made up of drag hook body 1 and crotch 2.
Show among the figure that drag hook body 1 is an elongated plates, its plate face has very little crooked arc along thickness direction, uses with convenient.The length of drag hook body 1 is 140-170mm, and width is 20-25mm, thickness 1-3mm, and metal material is made.
Show among the figure that extend to the crotch 2 to a lateral bending song naturally in the lower end of drag hook body 1, the length of crotch 2 is 10-20mm, width is 6-8mm, crotch 2 is positioned at the central authorities of the plate face of drag hook body 1, and crotch 2 is the 40-70 degree with the angle of bend of drag hook body 1, crotch 2 and drag hook body 1 junction rounding off.
Show among the figure that the upper end of drag hook body 1 extends to curved 3 to a lateral bending song, curved direction 3 is opposite with the direction of drag hook body 1 lower end crotch 2.During use, the operator can hold and curved insert 3 and to the both sides tractive, and is very convenient, and art is well wild.
Show among the figure that during operation, drag hook body 1 is positioned at the side of ilium 4, crotch 2 is positioned at the below of ilium 4, and scroll saw 5 carries out osteotomy between ilium 4 and crotch 2.
Below be that example illustrates use of the present utility model with pelvis Salter osteotomy:
Get the preceding outer arcuate otch of hip, cut skin, subcutaneous tissue, deep fascia, expose ala of ilium, cut ala of ilium epiphysis or periosteum with scalpel, the reuse periosteal elevator is peeled off slightly to ilium inner and outer plates periosteum, the crotch of two pelvis drag hook front ends is inserted to the greater sciatic notch direction respectively in ilium inner and outer plates periosteum, the place slips into offside to incisura ischiadica, two hooks are relative, the just in time overlapping greater sciatic notch place hone lamella that catches on, can select for use scroll saw or osteotome to block ilium from greater sciatic notch to anterior inferior iliac spine upper limb this moment.Retract the upset downwards gradually of osteotomy far-end then, get homonymy ilium triquetrum piece and implant the support of osteotomy portion, Kirschner wire internal fixation.Adopt and carry out bone-culting operation behind this pelvis drag hook and guaranteed that pelvic osteotomy is an osteotomy in the periosteum, and can stop that scroll saw and osteotome mistake to deep layer, can avoid arteriovenous damage on sciatic nerve and the buttocks with the leading hook steel plate; Drag hook body nature is pushed the soft tissue of ilium inner and outer plates to both sides simultaneously, makes the art open country clearer, makes things convenient for operation technique.
Claims (3)
1. one kind is used for the pelvis drag hook that pelvic osteotomy is performed the operation, it is characterized in that: it is made up of drag hook body [1] and crotch [2], drag hook body [1] is an elongated plates, the lower end of drag hook body [1] extends to the crotch [2] to a lateral bending song naturally, the width of crotch [2] is less than the width of drag hook body [1] plate face, crotch [2] is positioned at the central authorities of the plate face of drag hook body [1], crotch [2] and drag hook body [1] junction rounding off.
2. the pelvis drag hook that is used for the pelvic osteotomy operation according to claim 1 is characterized in that: the upper end of described drag hook body [1] extends to curved [3] to a lateral bending song, curved opposite with the direction of drag hook body [1] lower end crotch [2] the direction of [3].
3. the pelvis drag hook that is used for the pelvic osteotomy operation according to claim 2, it is characterized in that: described drag hook body [1] plate face has crooked radian along thickness direction, the length of drag hook body [1] is 140-170mm, width is 20-25mm, thickness 1-3mm, crotch [2] is the 40-70 degree with the angle of bend of drag hook body [1], and the length of crotch [2] is 10-20mm, and width is 6-8mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205539542U CN201798763U (en) | 2010-10-09 | 2010-10-09 | Pelvis drawing hook for pelvic osteotomy operation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205539542U CN201798763U (en) | 2010-10-09 | 2010-10-09 | Pelvis drawing hook for pelvic osteotomy operation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201798763U true CN201798763U (en) | 2011-04-20 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205539542U Expired - Fee Related CN201798763U (en) | 2010-10-09 | 2010-10-09 | Pelvis drawing hook for pelvic osteotomy operation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201798763U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103405267A (en) * | 2013-08-01 | 2013-11-27 | 王朝阳 | Special pelvis reduction bone hook |
| CN112656462A (en) * | 2020-12-25 | 2021-04-16 | 河北医科大学第三医院 | Pelvis operation retractor |
-
2010
- 2010-10-09 CN CN2010205539542U patent/CN201798763U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103405267A (en) * | 2013-08-01 | 2013-11-27 | 王朝阳 | Special pelvis reduction bone hook |
| CN112656462A (en) * | 2020-12-25 | 2021-04-16 | 河北医科大学第三医院 | Pelvis operation retractor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110420 Termination date: 20131009 |