CN201684013U - Nail path detector - Google Patents
Nail path detector Download PDFInfo
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- CN201684013U CN201684013U CN 201020139333 CN201020139333U CN201684013U CN 201684013 U CN201684013 U CN 201684013U CN 201020139333 CN201020139333 CN 201020139333 CN 201020139333 U CN201020139333 U CN 201020139333U CN 201684013 U CN201684013 U CN 201684013U
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- Prior art keywords
- probe
- detector
- elbow
- groove
- sleeve
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- 239000000523 sample Substances 0.000 claims abstract description 66
- 229910000831 Steel Inorganic materials 0.000 claims description 8
- 239000010959 steel Substances 0.000 claims description 8
- 230000000295 complement effect Effects 0.000 claims description 3
- 238000013461 design Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 4
- 210000000988 bone and bone Anatomy 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 206010019909 Hernia Diseases 0.000 description 1
- 206010028980 Neoplasm Diseases 0.000 description 1
- 206010052428 Wound Diseases 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 210000000481 breast Anatomy 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 238000002513 implantation Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
- 238000001356 surgical procedure Methods 0.000 description 1
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Abstract
The utility model discloses a nail path detector which comprises a sleeve and a probe, wherein the sleeve is a pipe with a hollow structure, and two ends of the sleeve are respectively provided with a limiting device; the probe comprises a straight-head probe and an elbow probe; and a probe rod of the probe is provided with a groove which is internally provided with a locking device matched with the limiting device. The nail path detector provided by the embodiment of the utility model adopts the sleeve to be movably connected with the straight-head probe and the elbow probe, and the sleeve and the probes are arranged in a detachable way; according to the different fixation relationships between the probes and the sleeve, three nail path detectors including a straight-head detector, an elbow detector and a straight-elbow double-head detector can be assembled; and when in operation, different nail path detectors do not need to be replaced, so that the work load of a doctor is reduced, and the operation time is reduced. Furthermore, under the premise of not increasing the total length of the nail path detector, the movable sleeve prolongs the length at the hand-holding operation part, the hand feeling is more comfortable, and the nail path detector is convenient for being held by the doctor for operation.
Description
Technical field
This utility model relates to the orthopaedics implantation instrument, particularly relates to a kind of nail road detector.
Background technology
Spinal column way of escape internal fixation system is mainly used in treatment: the diseases such as wound, tumor, intervertebral disk hernia and deformity of way of escape breast lumbar vertebra.In spinal surgery, use bone screw that spinal column way of escape internal fixation system is fixed on the pedicle of vertebral arch, the bone screw installation is nailing road on pedicle of vertebral arch earlier, the necessary nail road quality that detects earlier before each screw is installed, and the quality in nail road directly influences the steadiness of bone screw installation and the success of operation.
Nail road detector be used for detecting nail road hole wall whether complete, have or not and penetrate pedicle of vertebral arch, be the effective tool that detects nail road quality.Existing nail road detector mainly is divided into straight peen, elbow and directly bends three kinds of double ends.
By to prior art research, the applicant finds: 1, existing straight peen and curved first two nail road detector all need to be equipped with in a cover apparatus, in operation process, the doctor is according to different nail road shapes, need to change different nail road detectors, the replacing process has increased operating time and doctor's workload, may increase the health that operating difficulty jeopardizes patient.2, existing straight curved double-headed spike road detector owing to reasons such as overall length process, hand-held operation partial-length are short, uses inconvenient when operation.
The utility model content
For solving the problems of the technologies described above, this utility model embodiment provides a kind of nail road detector, and technical scheme is as follows:
A kind of nail road detector comprises: sleeve pipe and probe, wherein:
Described sleeve pipe is the pipe of hollow structure, and two ends are respectively arranged with stopping means;
Described probe comprises straight peen probe and elbow probe,
The probe rod of described probe is provided with groove, is provided with the locking device that matches with described stopping means in the described groove.
Preferably, described telescopic internal diameter shape of cross section is an arch.
Preferably, the external diameter shape of cross section of the probe rod of described probe is an arch, and is complementary with described casing inner diameter shape of cross section.
Preferably, described stopping means is one or more.
Preferably, described stopping means is a spacing hole.
Preferably, the groove that is provided with on the described probe rod is one or more.
Preferably, the diameter of the opening part of described groove is less than the diameter in the groove.
Preferably, described locking device comprises locking piece and elastic component, and described locking piece is arranged on an end of described elastic component, and the diameter of described locking piece is less than the diameter in the described groove and greater than the diameter at described channel opening place.
Preferably, described locking piece is a steel ball.
Preferably, described elastic component is a spring.
The technical scheme that the embodiment of the present application provides, adopt sleeve pipe and straight peen probe, elbow probe to flexibly connect, detachable between sleeve pipe and the probe, according to probe and telescopic different fixing relation, can be assembled into straight peen detector, elbow detector and directly curved three kinds of nail roads of double end detector detector, when operation, not need to change different nail road detectors, reduce doctor's workload, reduced operating time.And moving casing has prolonged the length of hand-held operation part under the prerequisite that does not increase nail road detector total length, feel is more comfortable, makes things convenient for doctor's hand-held when operation.
Description of drawings
In order to be illustrated more clearly in the embodiment of the present application or technical scheme of the prior art, to do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below, apparently, the accompanying drawing that describes below only is some embodiment that put down in writing among the application, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
The structural representation of the nail road detector that Fig. 1 provides for this utility model embodiment;
The telescopic structural representation that Fig. 2 provides for this utility model embodiment;
The telescopic longitudinal sectional view that Fig. 3 provides for this utility model embodiment;
The telescopic transverse sectional view that Fig. 4 provides for this utility model embodiment;
Fig. 5 is the local enlarged diagram of I among Fig. 1;
The cutaway view of the probe rod that Fig. 6 provides for this utility model embodiment;
The partial structurtes sketch map of the locking device that Fig. 7 provides for this utility model embodiment;
The structural representation of slit on the probe rod that Fig. 8 provides for this utility model embodiment;
Fig. 9 is the design sketch after the assembling of this utility model embodiment straight peen probe;
Figure 10 is the design sketch after the assembling of this utility model embodiment elbow probe;
Figure 11 is the design sketch after this utility model embodiment straight peen probe and the assembling simultaneously of elbow probe.
The specific embodiment
In order to make those skilled in the art person understand technical scheme among the application better, below in conjunction with the accompanying drawing in the embodiment of the present application, technical scheme in the embodiment of the present application is clearly and completely described, obviously, described embodiment only is the application's part embodiment, rather than whole embodiment.Based on the embodiment among the application, those of ordinary skills are not making the every other embodiment that is obtained under the creative work prerequisite, all should belong to the scope of the application's protection.
The structural representation of the nail road detector that Fig. 1 provides for this utility model embodiment.
As shown in Figure 1, this nail road detector comprises: sleeve pipe 1, straight peen probe 2 and elbow probe 3, and wherein: sleeve pipe 1 is the pipe of both ends open hollow structure, straight peen probe 2 and/or elbow probe are inserted in the two ends of sleeve pipe 1 respectively.Sleeve pipe 1 adopts the pipe of hollow structure, when sterilization, can be more thorough, and improved the safety of operation.
The telescopic structural representation that Fig. 2 provides for this utility model embodiment.
The telescopic longitudinal sectional view that Fig. 3 provides for this utility model embodiment.
The telescopic transverse sectional view that Fig. 4 provides for this utility model embodiment.
As Fig. 2, Fig. 3 and shown in Figure 4, the internal diameter shape of cross section of sleeve pipe 1 is an arch, 4 is first work surface, be respectively arranged with spacing hole 5 at the two ends of sleeve pipe 1, as stopping means, spacing hole 5 can be for one or more, and in this utility model embodiment, the spacing hole 5 at sleeve pipe 1 two ends is respectively three.
Fig. 5 is the local enlarged diagram of I among Fig. 1.
As shown in Figure 5, on the probe rod of straight peen probe 2 or elbow probe 3 groove 6 is set, is provided with the locking device 7 that matches with spacing hole 5 in the groove 6, locking device 7 and spacing hole 5 match, be used to make straight peen probe 2 and/or elbow probe 3 and sleeve pipe 1 relative fixed, can not become flexible and drop.The quantity of groove 6 can be for one or more, and when for a plurality of groove, the distance between groove and the groove should and sleeve pipe 1 spacing hole and spacing hole between distance consistent, in this utility model embodiment, straight peen probe or elbow are respectively arranged with three grooves on popping one's head in.
The cutaway view of the probe rod that Fig. 6 provides for this utility model embodiment.
As shown in Figure 7, the shape of cross section of probe rod is the arch that is complementary with sleeve pipe 1 internal diameter shape of cross section, 8 is second work surface, after straight peen probe 2 and/or elbow probe 3 insert in the sleeve pipe 1 like this, first work surface 4 and second work surface 8 contact, can prevent that straight peen probe 2 and/or elbow probe 3 from rotating with sleeve pipe 1, influences surgical effect.
The partial structurtes sketch map of the locking device that Fig. 7 provides for this utility model embodiment.
As shown in Figure 7, the diameter of groove 6 opening parts is slightly less than inner diameter, and locking device 7 comprises: spring 9 and steel ball 10, spring 9 place groove 6 bottoms, and steel ball 10 places groove 6 opening parts.The diameter of steel ball 10 is less than the inside diameter of groove 6, and greater than groove 6 opening part diameters, promptly steel ball 10 some outside groove, but can not drop out, the effect of spring 9 is to keep steel ball 10 to be in the opening part of groove 6.After probe rod inserted in the sleeve pipe 1, steel ball 10 was exposed at that part outside the groove 6, is stuck in the spacing hole 5, made probe rod and sleeve pipe 1 fixing, can not move forward and backward or drop out in sleeve pipe 1.
In addition as Fig. 3 and shown in Figure 5, and referring to Fig. 8, among the figure, end at sleeve pipe 1 is provided with a slit 11, the width of slit 11 be slightly larger than the pop one's head in diameter of 3 sound ends of elbow, pop one's head in 3 the time when this end inserts elbow like this, can prevent that elbow probe insertion sleeve pipe 1 is dark excessively, cause the elbow part distortion of elbow probe 3, influence operation technique.
Fig. 9 is the design sketch after the assembling of this utility model embodiment straight peen probe.
Figure 10 is the design sketch after the assembling of this utility model embodiment elbow probe.
Figure 11 is the design sketch after this utility model embodiment straight peen probe and the assembling simultaneously of elbow probe.
As seen from the figure, the top that the embodiment of the present application provides is to detector, adopt sleeve pipe and straight peen probe, elbow probe to flexibly connect, detachable between sleeve pipe and the probe, according to probe and telescopic different fixing relation, can be assembled into straight peen detector, elbow detector and directly curved three kinds of nail roads of double end detector detector, when operation, do not need to change different nail road detectors, reduced doctor's workload, reduced operating time.And moving casing has prolonged the length of hand-held operation part under the prerequisite that does not increase nail road detector total length, feel is more comfortable, makes things convenient for doctor's hand-held when operation.
The above only is a preferred implementation of the present utility model, makes those skilled in the art can understand or realize this utility model.Multiple modification to these embodiment will be conspicuous to one skilled in the art, and defined herein General Principle can realize under the situation that does not break away from spirit or scope of the present utility model in other embodiments.Therefore, this utility model will can not be restricted to these embodiment shown in this article, but will meet and principle disclosed herein and features of novelty the wideest corresponding to scope.
Claims (10)
1. a nail road detector is characterized in that, comprising: sleeve pipe and probe, wherein:
Described sleeve pipe is the pipe of hollow structure, and two ends are respectively arranged with stopping means;
Described probe comprises straight peen probe and elbow probe,
The probe rod of described probe is provided with groove, is provided with the locking device that matches with described stopping means in the described groove.
2. nail according to claim 1 road detector is characterized in that, described telescopic internal diameter shape of cross section is an arch.
3. nail according to claim 2 road detector is characterized in that the external diameter shape of cross section of the probe rod of described probe is an arch, and is complementary with described casing inner diameter shape of cross section.
4. nail according to claim 3 road detector is characterized in that described stopping means is one or more.
5. nail according to claim 4 road detector is characterized in that described stopping means is a spacing hole.
6. nail according to claim 5 road detector is characterized in that the groove that is provided with on the described probe rod is one or more.
7. nail according to claim 6 road detector is characterized in that the diameter of the opening part of described groove is less than the diameter in the groove.
8. nail according to claim 7 road detector, it is characterized in that, described locking device comprises locking piece and elastic component, and described locking piece is arranged on an end of described elastic component, and the diameter of described locking piece is less than the diameter in the described groove and greater than the diameter at described channel opening place.
9. nail according to claim 8 road detector is characterized in that described locking piece is a steel ball.
10. nail according to claim 8 road detector is characterized in that described elastic component is a spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201020139333 CN201684013U (en) | 2010-03-23 | 2010-03-23 | Nail path detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201020139333 CN201684013U (en) | 2010-03-23 | 2010-03-23 | Nail path detector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201684013U true CN201684013U (en) | 2010-12-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201020139333 Expired - Fee Related CN201684013U (en) | 2010-03-23 | 2010-03-23 | Nail path detector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201684013U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102068287A (en) * | 2011-02-24 | 2011-05-25 | 吴宏远 | Medicinal probe |
| CN102920504A (en) * | 2012-11-13 | 2013-02-13 | 牛国旗 | Thoracic vertebra pedicle screw path detector |
| CN111658167A (en) * | 2020-07-08 | 2020-09-15 | 北京大学第三医院（北京大学第三临床医学院） | Integrated pedicle screw path detection device |
-
2010
- 2010-03-23 CN CN 201020139333 patent/CN201684013U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102068287A (en) * | 2011-02-24 | 2011-05-25 | 吴宏远 | Medicinal probe |
| CN102920504A (en) * | 2012-11-13 | 2013-02-13 | 牛国旗 | Thoracic vertebra pedicle screw path detector |
| CN111658167A (en) * | 2020-07-08 | 2020-09-15 | 北京大学第三医院（北京大学第三临床医学院） | Integrated pedicle screw path detection device |
| CN111658167B (en) * | 2020-07-08 | 2021-08-10 | 北京大学第三医院（北京大学第三临床医学院） | Integrated pedicle screw path detection device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101229 Termination date: 20180323 |
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| CF01 | Termination of patent right due to non-payment of annual fee |