CN104337564A - Depth-limited bone grafting instrument - Google Patents
Depth-limited bone grafting instrument Download PDFInfo
- Publication number
- CN104337564A CN104337564A CN201310341748.3A CN201310341748A CN104337564A CN 104337564 A CN104337564 A CN 104337564A CN 201310341748 A CN201310341748 A CN 201310341748A CN 104337564 A CN104337564 A CN 104337564A
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- China
- Prior art keywords
- bone grafting
- hollow sleeve
- depth stop
- length
- depth
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/56—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/56—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
- A61B2017/564—Methods for bone or joint treatment
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- Health & Medical Sciences (AREA)
- Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Medical Informatics (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Prostheses (AREA)
- Surgical Instruments (AREA)
Abstract
The invention discloses a depth-limited bone grafting instrument, and belongs to the technical field of medical appliances. The instrument comprises a hollow casing pipe and a punch which is inserted in the hollow casing pipe and used cooperatively with casing pipe, wherein scales are formed on the outer surface of the hollow casing pipe, and the length of the punch is greater than or equal to the length of the hollow casing pipe. For the depth-limited bone grafting instrument disclosed by the invention, the scales are formed on the outer surface of the hollow casing pipe, so that the bone grafting depth can be controlled; the length of the punch is greater than or equal to the length of the hollow casing pipe, implanted sclerotin can be suppressed, and the bone grafting amount is ensured. The instrument disclosed by the invention has a good bone grafting effect, and facilitates restoring of patients.
Description
Technical field
The present invention relates to technical field of medical instruments, particularly relate to a kind of depth stop bone grafting instrument.
Background technology
Femur head necrosis, also known as ischemic necrosis of femoral head, is one of common osteoarthritis.Mostly because rheumatism, hematopathy, bends, extensive application hormone, long-term alcohol etc. cause, first destroy the blood supply of adjacent joints covering weave, and then cause necrosis.The cardinal symptom of femur head necrosis, develops into rest pain gradually from discontinuity pain, then cause muscle spasm by pain, joint motion is restricted, finally cause and seriously disable and walk lamely.
For the treatment that femur head necrosis is early stage, a kind of common Therapeutic Method is marrow core drilling decompression, it is to after anesthesia of patient, outside femoral greater trochanter basilar part, cortical bone is cut a hole into a little hole, then bit drills is entered sclerotin, under tv x-ray machine monitors, drill bit tip is made to reach 4-5mm under Femoral cardlage, thus complete boring, in femoral head, make tunnel, reach the object of decompression.
In above-mentioned operation process, for increasing curative effect, utilize trepan in femoral head, form the bone road leading to femoral head sequestrum sometimes, raspatory of then checkmating is removed simultaneously, neo-implanted fresh sclerotin of laying equal stress on.For the apparatus of bone grafting in prior art, only fresh sclerotin can be sent into bone road, do not have other additional functionalities, bone grafting effect is undesirable.
Summary of the invention
The object of this invention is to provide a kind of depth stop bone grafting instrument, it can control the bone grafting degree of depth, and guarantees bone grafting amount.
For achieving the above object, the present invention adopts following technical scheme:
A kind of depth stop bone grafting instrument, comprise hollow sleeve and for be plugged in described hollow sleeve with the use of punching pin, the outer surface of described hollow sleeve is provided with scale, and the length of described punching pin is more than or equal to the length of described hollow sleeve.
Further, described hollow sleeve is provided with bone grafting groove.
Further, on described hollow sleeve, cover is provided with depth stop nut, and described depth stop nut is provided with locking device.
Further, the side of described depth stop nut is provided with screw, and described locking device is be plugged in the screw in described screw.
Further, the outer surface of described depth stop nut is provided with clock and watch sample scale.
Further, the length of described punching pin 2-4mm larger than the length of described hollow sleeve.
Further, described hollow sleeve and punching pin are provided with pipe handle portion.
Depth stop bone grafting instrument of the present invention comprises hollow sleeve and punching pin, due to the outer surface of hollow sleeve being provided with scale, so the present invention can control the bone grafting degree of depth; And the length due to punching pin is not less than the length of hollow sleeve, so the present invention can suppress the sclerotin implanted, ensure that bone grafting amount.Bone grafting of the present invention is effective, is conducive to the recovery of patient.
Accompanying drawing explanation
Fig. 1 is the structural representation of depth stop bone grafting instrument of the present invention;
Fig. 2-5 is the application process schematic diagram of the depth stop bone grafting instrument shown in Fig. 1 in the operation of marrow core Drilling decompression.
Detailed description of the invention
In order to make object of the present invention, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
As Figure 1-5, the invention provides a kind of depth stop bone grafting instrument 1, comprise hollow sleeve 2 and for be plugged in hollow sleeve 2 with the use of punching pin 3, the outer surface of hollow sleeve 3 is provided with scale 4, the length of punching pin 3 is more than or equal to the length of hollow sleeve 2.
When the present invention applies, fresh sclerotin can be put into from the one end open of hollow sleeve 2, then utilize punching pin 3 pushed by fresh sclerotin and suppress to bone graft area.But in order to bone grafting more easily, as shown in Figure 1, preferably bone grafting groove 5 is set on hollow sleeve 2, puts into fresh sclerotin by this bone grafting groove 5, and then utilize punching pin 3 pushed by fresh sclerotin and suppress to bone graft area.
The application process of depth stop bone grafting instrument of the present invention in the operation of marrow core Drilling decompression is described in detail below in conjunction with accompanying drawing 2-5.It should be noted that other steps in operation, as Drilling decompression etc., can adopt step of the prior art, omission no longer be described herein.
During the operation of marrow core Drilling decompression, first as shown in Figure 2, under X-ray examination, wear a pestle location Kirschner wire 7 to femoral head 6 center, position is femoral head 6 neck center (can slightly toward focus); Then as shown in Figure 3, utilize trepan 8 to hole along location Kirschner wire 7, thus in femoral head 6, form the bone road leading to femoral head sequestrum (in figure shown in dashed region), and raspatory of checkmating is removed; Then as shown in Figure 4, enter the hollow sleeve 2 of depth stop bone grafting instrument of the present invention to bone trace interpolation, and in bone grafting groove 5, put into fresh sclerotin 12; As shown in Figure 5, utilize the punching pin 3 of depth stop bone grafting instrument 1 of the present invention that fresh sclerotin 12 is pushed and suppressed to bone graft area finally.
Depth stop bone grafting instrument of the present invention comprises hollow sleeve 2 and punching pin 3, the outer surface due to hollow sleeve 2 is provided with scale 4, so the present invention can control the bone grafting degree of depth; And the length due to punching pin 3 is not less than the length of hollow sleeve 2, so the present invention can suppress the sclerotin implanted, ensure that bone grafting amount.Bone grafting of the present invention is effective, is conducive to the recovery of patient.
In the present invention, in order to improve the degree of accuracy of operation, hollow sleeve 2 can be arranged with depth stop nut 9, depth stop nut 9 can be provided with locking device 10.Utilize locking device 10 depth stop nut 9 can be locked on hollow sleeve 2.Like this, coordinate the scale 4 on hollow sleeve 2, depth stop bone grafting instrument 1 can be controlled more exactly and insert the degree of depth in bone road.Particularly, as shown in Figure 1, the side of depth stop nut 9 is provided with screw 11, and locking device 10 is for being plugged in the screw in screw 11.
Further, the outer surface of depth stop nut 9 can be provided with clock and watch sample scale (not shown), to improve the accuracy of operation further.According to surgical experience, the length of punching pin 3 2-4mm larger than the length of hollow sleeve 2 in the present invention, preferably large 3mm.
In addition, as shown in Figure 1, conveniently hand-held use, hollow sleeve 2 and punching pin 3 are respectively arranged with pipe handle portion 21 and 31.
Should be understood that, depth stop bone grafting instrument of the present invention, except can being applied to the operation of capital marrow core Drilling decompression, can also be applied in other similar various operations.
The foregoing is only preferred embodiment of the present invention, be not used for limiting practical range of the present invention; If do not depart from the spirit and scope of the present invention, the present invention is modified or equivalent to replace, in the middle of the protection domain that all should be encompassed in the claims in the present invention.
Claims (6)
1. a depth stop bone grafting instrument, is characterized in that, comprise hollow sleeve and for be plugged in described hollow sleeve with the use of punching pin, the outer surface of described hollow sleeve is provided with scale, and the length of described punching pin is more than or equal to the length of described hollow sleeve.
2. depth stop bone grafting instrument according to claim 1, is characterized in that, described hollow sleeve is provided with bone grafting groove.
3. depth stop bone grafting instrument according to claim 1, is characterized in that, on described hollow sleeve, cover is provided with depth stop nut, and described depth stop nut is provided with locking device.
4. depth stop bone grafting instrument according to claim 3, is characterized in that, the side of described depth stop nut is provided with screw, and described locking device is be plugged in the screw in described screw.
5. depth stop bone grafting instrument according to claim 1, is characterized in that, the length 2-4mm larger than the length of described hollow sleeve of described punching pin.
6. the depth stop bone grafting instrument according to claim arbitrary in claim 1 to 5, is characterized in that, described hollow sleeve and punching pin are provided with pipe handle portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310341748.3A CN104337564A (en) | 2013-08-07 | 2013-08-07 | Depth-limited bone grafting instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310341748.3A CN104337564A (en) | 2013-08-07 | 2013-08-07 | Depth-limited bone grafting instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104337564A true CN104337564A (en) | 2015-02-11 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310341748.3A Pending CN104337564A (en) | 2013-08-07 | 2013-08-07 | Depth-limited bone grafting instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104337564A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105055013A (en) * | 2015-08-28 | 2015-11-18 | 四川大学华西医院 | Adjustable depth-limiting striking instrument for spine |
| CN106264701A (en) * | 2016-08-05 | 2017-01-04 | 王成斌 | Fracture of femoral neck bone grafting instrument |
| CN112244984A (en) * | 2020-11-05 | 2021-01-22 | 孙金堂 | Visual bone grafting device |
| CN114366355A (en) * | 2022-01-10 | 2022-04-19 | 南方医科大学 | Auxiliary implantation device for anchorage nail and use method thereof |
| CN115054350A (en) * | 2022-06-23 | 2022-09-16 | 中国人民解放军总医院第四医学中心 | Intravertebral opening restorer |
-
2013
- 2013-08-07 CN CN201310341748.3A patent/CN104337564A/en active Pending
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105055013A (en) * | 2015-08-28 | 2015-11-18 | 四川大学华西医院 | Adjustable depth-limiting striking instrument for spine |
| CN105055013B (en) * | 2015-08-28 | 2017-04-26 | 四川大学华西医院 | Adjustable depth-limiting striking instrument for spine |
| CN106264701A (en) * | 2016-08-05 | 2017-01-04 | 王成斌 | Fracture of femoral neck bone grafting instrument |
| CN112244984A (en) * | 2020-11-05 | 2021-01-22 | 孙金堂 | Visual bone grafting device |
| CN112244984B (en) * | 2020-11-05 | 2022-04-08 | 孙金堂 | Visual bone grafting device |
| CN114366355A (en) * | 2022-01-10 | 2022-04-19 | 南方医科大学 | Auxiliary implantation device for anchorage nail and use method thereof |
| CN114366355B (en) * | 2022-01-10 | 2023-04-07 | 南方医科大学 | Auxiliary implanting device for anchorage nail |
| CN115054350A (en) * | 2022-06-23 | 2022-09-16 | 中国人民解放军总医院第四医学中心 | Intravertebral opening restorer |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150211 |
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| RJ01 | Rejection of invention patent application after publication |