CN209474786U - A kind of universal device for taking out broken nail - Google Patents
A kind of universal device for taking out broken nail Download PDFInfo
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- CN209474786U CN209474786U CN201821313191.7U CN201821313191U CN209474786U CN 209474786 U CN209474786 U CN 209474786U CN 201821313191 U CN201821313191 U CN 201821313191U CN 209474786 U CN209474786 U CN 209474786U
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- drilling rod
- taper
- adjusts
- rod ontology
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Abstract
The utility model discloses a kind of universal device for taking out broken nail, including drilling rod ontology and hand holding handle, the top of drilling rod ontology is divided into solid-section, the lower part of drilling rod ontology is divided into hollow section, the outside of the lower part of drilling rod ontology, which is equipped with, adjusts section in up-small and down-big taper, taper adjusts section and is equipped with external screw thread, taper adjusts section and is arranged with adjusting ring, adjust the internal screw thread for being equipped with the external screw thread cooperation that section is adjusted with taper, the top that taper adjusts section is changeover portion, the lower section that taper adjusts section is drill bushing section, the lower part hollow section of drilling rod ontology circumferentially has three open slots, the position of open slot is originated from changeover portion up to drilling rod body bottom portion.The utility model is easy to operate, according to bone nail actual size, rotation adjusts ring, adjustment adjusts ring and adjusts the position in section in taper, change the bore of drill bushing section, the device for taking out broken nail is suitble to bone nail reaming or taking-up to plurality of specifications, can quickly reaming, take nail, and it is small to destruction of bone face, secondary injury is few.
Description
Technical field
The utility model relates to the field of medical instrument technology, are more particularly to a kind of universal device for taking out broken nail.
Background technique
Fracture is that the integrality of phalanges and continuity are interrupted.It is obvious for shifting at present, need row open reduction and Kirschner wire fixation
Patient is usually to carry out replacement and fixation again to the bone block of fracture site by steel plate, bone nail, so that the bone block of dislocation is in steel
It is closely joined together again under the action of plate bolt system, later by prolonged postoperative growth, the bone block of fracture is grown
New poroma out heals into together again.In-seam is determined to generally require interior fixed taking-up to avoid rejection between postoperative 1-2
Reaction etc., however due to the overlong time of healing, bone nail is difficult to take out.To take out bone nail, it has to carry out reaming to screw way, open
Slot causes secondary injury to patient, and takes the nail time longer.The bone nail of different size, the broken nail for generally requiring different size take
Device out, required utensil is cumbersome, and typically pure by the operation of medical staff's hand-power.
Utility model content
To solve the above-mentioned problems, the utility model provides a kind of structure and is simple and convenient to operate, can quickly take nail, bone
Matter failure mechanics are small, are applicable in the universal device for taking out broken nail of more specification bone nails.
One aspect according to the present utility model provides a kind of universal device for taking out broken nail comprising drilling rod ontology and
Hand holding handle, the top of drilling rod ontology are divided into solid-section, and the lower part of drilling rod ontology is divided into hollow section, the lower part of drilling rod ontology it is outer
Side, which is equipped with, adjusts section in up-small and down-big taper, and taper adjusts section and is equipped with external screw thread, and taper adjusts section and is arranged with adjusting ring, adjusts
Section is equipped with the internal screw thread that the external screw thread cooperation of section is adjusted with taper, and the top that taper adjusts section is changeover portion, and taper adjusts section
Lower section be drill bushing section, the lower part hollow section of drilling rod ontology circumferentially has three open slots, and the position of open slot is from mistake
Section starting is crossed until drilling rod body bottom portion.As a result, according to bone nail actual size, rotation adjusts ring, and adjustment adjusts ring in taper tune
Position on segment adjusts ring and moves down gradually, and the gap of open slot can become smaller gradually, and the bore of drill bushing section can become gradually
Small, which is suitble to bone nail reaming or taking-up to plurality of specifications；After the bore for adjusting drill bushing section, it is directed at bone nail
Position, rotation hand holding handle carries out reaming, and after reaming, bone nail nearby loosens；Adjusting ring can be further rotated, so that drill bushing section
It clamps bone nail and extracts；Device for taking out broken nail can also have been extracted and taken out bone nail using other tools；If being stuck in brill after bone nail takes out
The hollow section of bar body can eject bone nail from the other tools of open slot of changeover portion.
In some embodiments, the end that taper adjusts section is equipped with positive stop lug boss.Positive stop lug boss is used to limit tune as a result,
The stroke that ring adjusts section in taper is saved, prevents from adjusting ring slippage.
In some embodiments, the end of drill bushing section is equipped with sawtooth.The end of drill bushing section is arranged to sawtooth as a result, just
Sclerotin is screwed in drill bushing section, operator is saved and rotates dynamics.
In some embodiments, hand holding handle is equipped with antiskid groove.When antiskid groove can prevent rotation as a result, hand is beaten
It is sliding.
In some embodiments, the top of hand holding handle and drilling rod ontology is integrally welded.
In some embodiments, the top of drilling rod ontology is equipped with clamping part, and clamping part is in square or hexagon, holds
Handle is equipped with casing, and casing is sheathed on clamping part.Thus, it is possible to take away hand holding handle, clamping part is connected directly on electric drill, is saved
Manpower, reduction take the nail time.
In some embodiments, clamping part is equipped with lock recess portion, and casing is equipped with locking device, and locking device includes pin
Bar, spring and locking pin, sleeve side walls set pin cushion cap hole, pin rod insertion pin cushion cap hole, and pin rod sheathed spring simultaneously connects at top
Locking pin, locking pin withstand lock recess portion.On the holder portion, locking pin withstands on the lock recess of clamping part to set pipe sleeve as a result,
Portion prevents hand holding handle from undesirably falling off drilling rod ontology；When needing to separate hand holding handle and drilling rod ontology, pin rod is held, spring is compressed,
Locking pin is detached from the lock recess portion of clamping part, extracts drilling rod ontology.
Compared with prior art, the utility model has the beneficial effects that the utility model structure is simple, easy to operate, root
According to bone nail actual size, rotation adjusts ring, and adjustment adjusts ring and adjusts the position in section in taper, changes the bore of drill bushing section,
The device for taking out broken nail is suitble to bone nail reaming or taking-up to plurality of specifications, and the quick reaming of energy takes nail, and small to destruction of bone face,
Secondary injury is few.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of an embodiment of universal device for taking out broken nail of the utility model；
Fig. 2 is the main view of Fig. 1；
Fig. 3 is a kind of structural schematic diagram of another embodiment of universal device for taking out broken nail of the utility model；
Fig. 4 is the portion A enlarged drawing in Fig. 3.
Specific embodiment
The utility model is further described With reference to embodiment.
Embodiment 1
As illustrated in fig. 1 and 2, a kind of universal device for taking out broken nail of an embodiment described in the utility model, including drilling rod
Ontology 1 and hand holding handle 2.The top of drilling rod ontology 1 is divided into solid-section 11, and the lower part of drilling rod ontology 1 is divided into hollow section 12.Drilling rod sheet
The outside of the lower part of body 1, which is equipped with, adjusts section 3 in up-small and down-big taper, and taper adjusts section 3 and is equipped with external screw thread 31, taper tune
Segment 3, which is arranged with, adjusts ring 4, adjusts ring 4 and is equipped with the internal screw thread (not shown go out) that the external screw thread 31 for adjusting section 3 with taper cooperates.
After adjusting ring set 4 and being set to drilling rod ontology 1, hand holding handle 2 and the top of drilling rod ontology 1 are integrally welded.Taper adjusts the upper of section 3
Side is changeover portion 5, and the lower section that taper adjusts section 3 is drill bushing section 6.The size of tube wall up and down of drill bushing section 6 is uniform, drill bushing section 6
Inner and outer wall be in parastate, also can be reduced to destruction of bone face.The lower part hollow section 12 of drilling rod ontology 1 is circumferentially divided
Three open slots 7 are furnished with, the position of open slot 7 is originated from changeover portion 5 up to 1 bottom of drilling rod ontology.According to bone nail actual size,
Rotation adjusts ring 4, and adjustment adjusts ring 4 and adjusts the position in section 3 in taper, adjusts ring 4 and move down gradually, between open slot 7
Gap can become smaller gradually, and the bore of drill bushing section 6 can become smaller gradually, the device for taking out broken nail be suitble to the bone nail reaming of plurality of specifications or
It takes out.After the bore for adjusting drill bushing section 6, it is directed at bone nail position, rotation hand holding handle 2 carries out reaming, after reaming, bone nail
Nearby loosen.It can further rotate and adjust ring 4, so that drill bushing section 6 clamps bone nail and extracts.Device for taking out broken nail can also have been extracted
Bone nail is taken out using other tools.It, can be from the open slot of changeover portion 5 if being stuck in the hollow section of drilling rod ontology 1 after bone nail takes out
7 eject bone nail with other tools.
The end that taper adjusts section 3 is equipped with positive stop lug boss 32, and positive stop lug boss 32, which is used to limit, adjusts ring 4 in taper adjusting section
3 stroke prevents from adjusting the slippage of ring 4.
The end of drill bushing section 6 is arranged to sawtooth 61, in the rotation, screws in sclerotin convenient for drill bushing section 6, saves operator
Rotation dynamics.
Hand holding handle 2 is equipped with antiskid groove 21, and when can prevent rotation, hand skids.
The utility model structure is simple, easy to operate, and according to bone nail actual size, rotation adjusts ring 4, and adjustment adjusts ring 4
The position in section 3 is adjusted in taper, changes the bore of drill bushing section 6, which is suitble to expand the bone nail of plurality of specifications
Hole or taking-up, can quickly reaming, take nail, and it is small to destruction of bone face, secondary injury is few.
Embodiment 2
How shown in 3 and 4, embodiment 2 the difference from embodiment 1 is that, drilling rod ontology 1 is split type set with hand holding handle 2
Meter.Specifically, the top of drilling rod ontology 1 is equipped with clamping part 13, clamping part 13 is in square or hexagon, and hand holding handle 2 is equipped with set
Pipe 22, casing 22 are sheathed on clamping part 13.Can be to guarantee hand holding handle 2 and 1 reliable retention of drilling rod ontology, clamping part 13, which is equipped with, to be locked
Determine recessed portion 14, casing 22 is equipped with locking device 8.Locking device 8 includes pin rod 81, spring 82 and locking pin 83,22 side of casing
Wall sets pin cushion cap hole 23, the insertion pin of pin rod 81 cushion cap hole 23, and 81 sheathed spring 82 of pin rod simultaneously connects locking pin 83, locking at top
Pin 83 withstands lock recess portion 14.
When using manual operation, by 22 sets of casing of hand holding handle 2 on clamping part 13, locking pin 83 withstands on clamping part 22
Lock recess portion 14 prevents hand holding handle 2 from undesirably falling off drilling rod ontology 1.When needing to separate hand holding handle 2 and drilling rod ontology 1, pin is held
Bar 81, spring 82 are compressed, and locking pin 83 is detached from the lock recess portion 14 of clamping part 13, are extracted drilling rod ontology 1, are taken down hand
Handle 2 is held, clamping part 13 is connected directly on electric drill, saves manpower, reduction takes the nail time.
Above-described is only some embodiments of the utility model, it is noted that for the ordinary skill of this field
For personnel, under the premise of not departing from the concept of the utility model, other modification and improvement can also be made, these are all
Belong to the protection scope of the utility model.
Claims (6)
1. a kind of universal device for taking out broken nail, including drilling rod ontology (1) and hand holding handle (2), which is characterized in that the drilling rod ontology
(1) top is divided into solid-section (11), and the lower part of the drilling rod ontology (1) is divided into hollow section (12), the drilling rod ontology (1)
The outside of lower part, which is equipped with, adjusts section (3) in up-small and down-big taper, and the taper adjusts section (3) and is equipped with external screw thread (31),
The taper adjusts section (3) and is arranged with adjusting ring (4), and described adjust ring (4) are equipped with the external screw thread (31) that section (3) are adjusted with taper
The internal screw thread of cooperation, the top that the taper adjusts section (3) is changeover portion (5), and the lower section that the taper adjusts section (3) is drill bushing
Section (6), the inner and outer wall of the drill bushing section (6) are in parastate, lower part hollow section (12) edge of the drilling rod ontology (1)
Circle distribution has three open slots (7), and the position of the open slot (7) is originated from changeover portion (5) up to drilling rod ontology (1) bottom
Portion, the end that the taper adjusts section (3) are equipped with positive stop lug boss (32).
2. universal device for taking out broken nail according to claim 1, which is characterized in that the end of the drill bushing section (6) is equipped with
Sawtooth (61).
3. universal device for taking out broken nail according to claim 2, which is characterized in that the hand holding handle (2) is equipped with anti-skidding recessed
Slot (21).
4. according to claim 1 to universal device for taking out broken nail described in 3 any one, which is characterized in that the hand holding handle (2)
It is integrally welded with the top of drilling rod ontology (1).
5. according to claim 1 to universal device for taking out broken nail described in 3 any one, which is characterized in that the drilling rod ontology
(1) top is equipped with clamping part (13), and the clamping part (13) is in square or hexagon, and the hand holding handle (2) is equipped with casing
(22), described sleeve pipe (22) is sheathed on clamping part (13).
6. universal device for taking out broken nail according to claim 5, which is characterized in that it is recessed that the clamping part (13) is equipped with locking
Concave portion (14), described sleeve pipe (22) are equipped with locking device (8), and the locking device (8) includes pin rod (81), spring (82) and lock
Rationed marketing (83), described sleeve pipe (22) side wall set pin cushion cap hole (23), pin rod (81) insertion pin cushion cap hole (23), the pin rod
(81) sheathed spring (82) and locking pin (83) are connected at top, the locking pin (83) withstands lock recess portion (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821313191.7U CN209474786U (en) | 2018-08-13 | 2018-08-13 | A kind of universal device for taking out broken nail |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821313191.7U CN209474786U (en) | 2018-08-13 | 2018-08-13 | A kind of universal device for taking out broken nail |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209474786U true CN209474786U (en) | 2019-10-11 |
Family
ID=68111256
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821313191.7U Expired - Fee Related CN209474786U (en) | 2018-08-13 | 2018-08-13 | A kind of universal device for taking out broken nail |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209474786U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112057158A (en) * | 2020-08-28 | 2020-12-11 | 陈敏 | Automatic nail taking device and method for orthopedics clinic |
| WO2022041967A1 (en) * | 2020-08-31 | 2022-03-03 | 苏州微创骨科医疗工具有限公司 | Nail removing device |
-
2018
- 2018-08-13 CN CN201821313191.7U patent/CN209474786U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112057158A (en) * | 2020-08-28 | 2020-12-11 | 陈敏 | Automatic nail taking device and method for orthopedics clinic |
| WO2022041967A1 (en) * | 2020-08-31 | 2022-03-03 | 苏州微创骨科医疗工具有限公司 | Nail removing device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191011 Termination date: 20200813 |