CN108784903A - Orientation adjustment fixed frame and unidirectional adjustment structure - Google Patents
Orientation adjustment fixed frame and unidirectional adjustment structure Download PDFInfo
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- CN108784903A CN108784903A CN201810828731.3A CN201810828731A CN108784903A CN 108784903 A CN108784903 A CN 108784903A CN 201810828731 A CN201810828731 A CN 201810828731A CN 108784903 A CN108784903 A CN 108784903A
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- orientation adjustment
- adjusting rod
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- 230000005540 biological transmission Effects 0.000 claims description 2
- 210000000988 bone and bone Anatomy 0.000 abstract description 11
- 230000001225 therapeutic effect Effects 0.000 abstract description 4
- 238000002560 therapeutic procedure Methods 0.000 abstract description 4
- 210000002105 tongue Anatomy 0.000 description 29
- 238000010586 diagram Methods 0.000 description 8
- 230000035876 healing Effects 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 230000012010 growth Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 238000000354 decomposition reaction Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000008468 bone growth Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000004992 fission Effects 0.000 description 1
- 230000009599 head growth Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F5/00—Orthopaedic methods or devices for non-surgical treatment of bones or joints; Nursing devices; Anti-rape devices
- A61F5/01—Orthopaedic devices, e.g. splints, casts or braces
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- Health & Medical Sciences (AREA)
- Nursing (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Vascular Medicine (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
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- Surgical Instruments (AREA)
Abstract
Orientation adjustment fixed frame provided by the invention and unidirectional adjustment structure, are related to the field of medical instrument technology.The orientation adjustment fixed frame includes that sliding block, slide bar, adjusting rod and unidirectional adjusting part, sliding block are connect with sliding bar, and one end of adjusting rod is connected on slide bar, and the other end of adjusting rod is connect with unidirectional adjusting part, and unidirectional adjusting part is mounted on sliding block.Unidirectional adjusting part includes one-directional rotation part, and one-directional rotation part is connect with adjusting rod, so that adjusting rod is moved along fixed-direction.The orientation adjustment fixed rack structure is simple, especially suitable for, to the fixation of bone, when doing limb lengthening, the extending direction of orientation adjustment limbs avoids extending direction from deviation occur, it is ensured that therapeutic effect in orthopaedics therapy.
Description
Technical field
The present invention relates to the field of medical instrument technology, in particular to a kind of orientation adjustment fixed frame and unidirectional adjusting
Structure.
Background technology
Current external fixation devices, often since patient's walking direction is slipped up, lead to court when doing limb lengthening
The extended negative direction compression of patient limb, this can cause to have a greatly reduced quality the effect for the treatment of, or even the state of an illness can be allowed further to deteriorate.
Moreover, over the course for the treatment of, single arm type fixed frame is not mounted in the orientation on limbs and single arm type fixed frame is mounted in limb
Orientation on body is easy to happen change, and patient is caused to be very easy to mistake in orientation when extending adjusting extension rod.As long as
Lane one is anti-, will allow extended limbs destroyed again again, subsequently need again using other operation plans do into
One step is treated, and greatly pain and financial burden are brought to patient.
In view of this, designing and manufacturing a kind of orientation adjustment fixed frame, drawbacks described above can be overcome, be current medical instrument
The technical issues of being badly in need of improving in technical field.
Invention content
The purpose of the present invention includes providing a kind of orientation adjustment fixed frame, adjusting rod can be made to be moved along fixed-direction, kept away
Exempt from adjusting rod to mistake adjusting direction in moving process, especially in orthopaedics therapy, correct limb lengthening direction can carry
High therapeutic effect shortens treatment cycle.
The purpose of the present invention further includes providing a kind of unidirectional adjustment structure so that rotating wheel can only single direction rotation, convenient for fixed
To adjusting.It is particularly suitable in orthopaedics therapy, it is ensured that limb lengthening edge is correctly oriented extension.When patient is doing extension limbs
When, it can only be correctly oriented extension towards one, fixed frame is avoided not to be mounted in the orientation on limbs and fixed frame mounted in limbs
On orientation the phenomenon that changing, ensure good therapeutic effect.
The present invention improves its technical problem using technical solution below to realize.
A kind of orientation adjustment fixed frame provided by the invention, including sliding block, slide bar, adjusting rod and unidirectional adjusting part.Institute
It states sliding block to connect with the sliding bar, one end of the adjusting rod is connected on the slide bar, the other end of the adjusting rod
It is connect with the unidirectional adjusting part, the unidirectional adjusting part is mounted on the sliding block;The unidirectional adjusting part includes
Part is one-directionally rotated, the one-directional rotation part is connect with the adjusting rod, so that the adjusting rod is moved along fixed-direction.
Further, the one-directional rotation part includes ratchet and block tongue, and the ratchet is fixedly connected with the adjusting rod, institute
It states block tongue to abut with the ratchet, the ratchet one-way is made to rotate.
Further, the adjusting rod includes the fixed part and extension being connected with each other, the fixed part and the slide bar
Connection, the extension are connect with the ratchet.
Further, the extension uses screw rod, the screw rod to be connected through a screw thread with the fixed part, the screw rod
It is connect with the ratchet;The ratchet wheel drives the screw rod to rotate, so that the adjusting rod is moved along fixed-direction.
Further, the ratchet is equipped with knob and driving section, and the driving section is connect with the screw rod, the knob
For driving the ratchet wheel.
Further, the unidirectional adjusting part further includes connection ring, and the connection ring is for being fixedly connected with the transmission
Portion and the screw rod.
Further, the ratchet is equipped with multiple ratchets, and the block tongue is clamped with the ratchet.
Further, the unidirectional adjusting part further includes fixed shell, and the block tongue and the ratchet are installed in institute
It states in set casing body, the fixed shell is fixedly connected with the sliding block.
Further, elastic component is arranged on the block tongue, the one end of the block tongue far from the ratchet is equipped with lid, institute
Lid is stated on the fixed shell.
A kind of unidirectional adjustment structure provided by the invention, including rotating wheel, retainer, lid, elastic component and shaft;It is described
Rotating wheel is set in the shaft, is fixedly connected with the shaft;The retainer be equipped with elastic component, the elastic component with
The lid abuts, and the lid is for fixing the retainer;The rotating wheel is equipped with holding section, the retainer and institute
Holding section clamping is stated, so that the rotating wheel one-directionally rotates.
Orientation adjustment fixed frame provided by the invention and unidirectional adjustment structure have the advantageous effect of the following aspects:
Orientation adjustment fixed frame provided by the invention is sliding by the way that sliding block, slide bar, adjusting rod and unidirectional adjusting part is arranged
Block can be moved along slide bar, and adjusting rod is connect with unidirectional adjusting part, and unidirectional adjusting part is mounted on sliding block, in adjusting slider
When position, adjusting rod can only move in one direction under the action of unidirectional adjusting part, can guarantee sliding block along correctly in this way
Direction is moved, i.e., adjusting rod edge, which is correctly oriented, moves.The orientation adjustment fixed frame can only unidirectionally adjust moving direction, can keep away
Exempt from use and the unnecessary loss brought is mistaken into adjusting direction in the process, it is simple and reliable for structure, it is safe.
A kind of unidirectional adjustment structure provided by the invention, including rotating wheel, retainer, lid, elastic component and shaft.Rotation
Wheel is set in shaft, and is fixedly connected with shaft.By being equipped with elastic component on retainer, elastic component is abutted with lid, is covered
Body is used for fixed stop, and holding section is equipped on rotating wheel so that retainer is clamped with holding section, and rotating wheel can only be along one
Direction rotates, if rotated along another direction, retainer can stop that holding section is moved, therefore it is unidirectional that rotating wheel may be implemented
Orientation adjustment is convenient in rotation.
Description of the drawings
In order to illustrate the technical solution of the embodiments of the present invention more clearly, below will be to needed in the embodiment attached
Figure is briefly described, it should be understood that the following drawings illustrates only certain embodiments of the present invention, therefore is not construed as pair
The restriction of range for those of ordinary skill in the art without creative efforts, can also be according to this
A little attached drawings obtain other relevant attached drawings.
Fig. 1 is a kind of structural schematic diagram for the orientation adjustment fixed frame that the specific embodiment of the invention provides;
Fig. 2 is the connection of the adjusting rod and unidirectional adjusting part for the orientation adjustment fixed frame that the specific embodiment of the invention provides
Structural schematic diagram;
Fig. 3 is the decomposition texture signal of the unidirectional adjusting part for the orientation adjustment fixed frame that the specific embodiment of the invention provides
Figure;
Fig. 4 is the cross-section structure signal of the unidirectional adjusting part for the orientation adjustment fixed frame that the specific embodiment of the invention provides
Figure;
Fig. 5 is the overall structure diagram for the orientation adjustment fixed frame that the specific embodiment of the invention provides.
Icon:100- orientation adjustment fixed frames;110- sliding blocks;The first sliding blocks of 101-;The second sliding blocks of 102-;103- thirds are slided
Block;104- Four-sliders;111- spicules hole;120- slide bars;130- adjusting rods;131- fixed parts;133- extensions;135- is installed
Portion;137- first through hole;140- fixed blocks;The first fixed blocks of 141-;The second fixed blocks of 143-;The unidirectional adjusting parts of 150-;
151- ratchets;153- block tongues;The driving sections 154-;The second through-holes of 1541-;155- knobs;157- fixes shell;The plug divisions 159-;
161- lids;163- connection rings;165- third through-holes;167- springs;The first extension rods of 171-;The second extension rods of 172-;173-
Third extension rod;The 4th extension rods of 174-.
Specific implementation mode
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.The present invention being usually described and illustrated herein in the accompanying drawings is implemented
The component of example can be arranged and be designed with a variety of different configurations.
Therefore, below the detailed description of the embodiment of the present invention to providing in the accompanying drawings be not intended to limit it is claimed
The scope of the present invention, but be merely representative of the present invention selected embodiment.Based on the embodiments of the present invention, this field is common
The every other embodiment that technical staff is obtained without creative efforts belongs to the model that the present invention protects
It encloses.
In the description of the present invention, it is to be understood that, the orientation or positional relationship of the instructions such as term "upper", "lower" is base
In orientation or positional relationship shown in the drawings, or product of the present invention using when the orientation or positional relationship usually put, or
Person is the orientation or positional relationship that those skilled in the art usually understand, is merely for convenience of description of the present invention and simplification of the description,
It does not indicate or imply the indicated equipment or element must have a particular orientation, with specific azimuth configuration and operation, because
This is not considered as limiting the invention.
" first ", " second " etc. of the present invention, is only used to distinguish between description, has no special meaning.
In the description of the present invention, it is also necessary to which explanation is unless specifically defined or limited otherwise, term " setting ",
" installation " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected;Can be
It is connected directly, it can also be indirectly connected through an intermediary.It for the ordinary skill in the art, can be with concrete condition
Understand the concrete meaning of above-mentioned term in the present invention.
First embodiment
Fig. 1 is a kind of structural schematic diagram for the orientation adjustment fixed frame 100 that the specific embodiment of the invention provides, and please refers to figure
1。
A kind of orientation adjustment fixed frame 100 provided in this embodiment, including sliding block 110, slide bar 120, adjusting rod 130 and list
To adjusting part 150.Sliding block 110 is slidably connected with slide bar 120, and one end of adjusting rod 130 is connected on slide bar 120, adjusting rod
130 other end is connect with unidirectional adjusting part 150, and unidirectional adjusting part 150 is mounted on sliding block 110.Unidirectional adjusting part
150 include one-directional rotation part, and one-directional rotation part is connect with adjusting rod 130, so that adjusting rod 130 is moved along fixed-direction.
Specifically, slide bar 120 is equipped with multiple sliding blocks 110 and fixed block 140, fixed block 140 is respectively arranged on slide bar 120
Both ends, sliding block 110 are set on slide bar 120, and one end of adjusting rod 130 is fixedly connected on fixed block 140, and the other end passes through unidirectional
Adjusting part 150 is connect with sliding block 110.It can be moved along slide bar 120 with movable slider 110 when adjusting rod 130 elongates or shortens.Due to
The effect of unidirectional adjusting part 150, adjusting rod 130 can only extend or can only shorten so that sliding block 110 can only move in one direction
It is dynamic.
It should be noted that fixed block 140 can also be moved along slide bar 120, in actual use, fixed block 140 is logical
Often it is in stationary state, changes the length of adjusting rod 130 by the movement of sliding block 110.
Fig. 2 is the adjusting rod 130 for the orientation adjustment fixed frame 100 that the specific embodiment of the invention provides and unidirectional adjusting part
150 attachment structure schematic diagram, Fig. 3 are the unidirectional adjusting group for the orientation adjustment fixed frame 100 that the specific embodiment of the invention provides
The decomposition texture schematic diagram of part 150, please refers to Fig. 2 and Fig. 3.
It includes ratchet 151 and block tongue 153 to one-directionally rotate part, and unidirectional adjusting part 150 further includes fixed shell 157, lid
161, spring 167 and connection ring 163.Adjusting rod 130 includes the fixed part 131 being connected with each other and extension 133, fixed part 131
It is fixedly connected with slide bar 120, extension 133 is connect with ratchet 151.Ratchet 151 is fixedly connected with adjusting rod 130, block tongue 153 with
Ratchet 151 abuts, and makes 151 single direction rotation of ratchet.
Preferably, extension 133 uses screw rod, screw rod to be connected through a screw thread with fixed part 131, and screw rod connects with ratchet 151
It connects.Ratchet 151 rotates, and screw rod rotation is driven, so that adjusting rod 130 is moved along fixed-direction.Since adjusting rod 130 is adjusted with unidirectional
Component 150 is saved to connect, unidirectional adjusting part 150 is mounted on sliding block 110, while adjusting rod 130 moves, the also edge of sliding block 110
Slide bar 120 moves.
Ratchet 151 is equipped with knob 155 and driving section 154, and knob 155 and driving section 154 are respectively arranged on the two of ratchet 151
End.Driving section 154 is connect with screw rod, and knob 155 is for driving ratchet 151 to rotate.In the present embodiment, connection ring 163 is used for
It is fixedly connected with driving section 154 and screw rod.The one end of screw rod far from fixed part 131 is equipped with mounting portion 135, is opened up on mounting portion 135
There is first through hole 137, the second through-hole 1541 is offered on driving section 154, third through-hole 165 is offered in connection ring 163, is driven
Portion 154 is set in outside mounting portion 135, and connection ring 163 is set in outside driving section 154 so that first through hole 137, the second through-hole
1541 and third through-hole 165 be coaxially set, fastener is inserted into first through hole 137, the second through-hole 1541 and third through-hole 165
In, driving section 154, mounting portion 135 and 163 three of connection ring can be fixed together, in this way, when ratchet 151 rotates, just
Screw rod can be driven to rotate together.Axis pin or bolt etc. may be used in fastener, is not especially limited here.
Knob 155, ratchet 151 and driving section 154 can be integrally formed, can also fission be fixedly connected.155 surface of knob
Equipped with friction texture, it is convenient for manual operation rotating ratchet 151.One end end of the knob 155 far from ratchet 151 offers interior hexagonal
Slot also allows for installation and removal ratchet 151 convenient for being rotated to ratchet 151 using the tool with turret head.Preferably,
Ratchet 151 is equipped with multiple ratchets, and block tongue 153 is clamped with ratchet.
Fig. 4 is the section knot of the unidirectional adjusting part 150 for the orientation adjustment fixed frame 100 that the specific embodiment of the invention provides
Structure schematic diagram, please refers to Fig. 4.
Block tongue 153 and ratchet 151 are installed in fixed shell 157, and the lower end of fixed shell 157 is equipped with plug division 159,
Plug division 159 with sliding block 110 for being fixedly connected.Elastic component is arranged on block tongue 153, the one end of block tongue 153 far from ratchet is set
There is lid 161.Elastic component is preferably spring 167, and lid 161 is abutted with spring 167, and lid 161 is mounted on fixed shell
On 157.The end face of lid 161 is equipped with removal hole, need to be stretched into removal hole by removal tool special, can remove lid
161。
In order to improve the Adjustment precision of adjusting rod 130, screw rod uses the fine thread of M10, screw pitch 1mm.When ratchet 151
One circle of rotation, then one circle of screw rod rotation, the distance that screw rod moves are 1mm.Since ratchet 151 is equipped with multiple ratchets, turn every time
Dynamic ratchet 151, running accuracy can be as accurate as the distance between two ratchets.Preferably, in the present embodiment, the number of ratchet 151
Amount is eight, and eight 151 uniform intervals of ratchet settings are equivalent to the displacement distance of 1mm being divided into eight equal portions, each adjusting rod
130 extension distance can be as accurate as 1/8th millimeters, substantially increase the extension precision of adjusting rod 130.
As shown, block tongue 153 abuts under the effect of spring 167 with ratchet 151.Adjustment knob 155 rotates counterclockwise, can
To jack up block tongue 153, the rotation of ratchet 151 drives screw rod to extend.If adjustment knob 155 rotates clockwise, ratchet is by block tongue
153 block, and ratchet 151 cannot rotate, and screw rod can not reversely be shunk.It is shunk if necessary to screw rod, then needs to utilize specific purpose tool
Lid 161 is disassembled, block tongue 153 is taken out, limitation of the block tongue 153 to ratchet 151 is released, can just rotate backward ratchet 151,
It drives screw rod to rotate backward, realizes that screw rod is shunk.
It should be noted that one end that block tongue 153 is abutted with ratchet 151 is equipped with inclined ramp, in order to which ratchet 151 is solid
In the rotation process for determining direction, block tongue 153 is smoothly jacked up, the smooth movement of ratchet.
Second embodiment
Fig. 5 is the overall structure diagram for the orientation adjustment fixed frame 100 that the specific embodiment of the invention provides, and please refers to figure
5。
The present embodiment additionally provides a kind of orientation adjustment fixed frame 100, including slide bar 120, sliding block 110, fixed block 140,
Unidirectional adjusting part 150 and adjusting rod 130, slide bar 120 are equipped with multiple sliding blocks 110, and sliding block 110 can be moved along slide bar 120.Often
One unidirectional adjusting part 150 is installed, one end of adjusting rod 130 is fixed on slide bar 120, adjusting rod 130 on a sliding block 110
The other end is connect with unidirectional adjusting part 150.It is equipped with spicule hole 111 on each sliding block 110 and fixed block 140, it is unidirectional to adjust
Component 150 is for making adjusting rod 130 be moved along fixed-direction, to adjust the position in spicule hole 111.
Specifically, the quantity of fixed block 140 is two, including the first fixed block 141 and the second fixed block 143.Sliding block 110
Quantity be four, including the first sliding block 101, the second sliding block 102, third sliding block 103 and Four-slider 104.Adjusting rod 130
Quantity is four, and two of which adjusting rod 130 is relatively long, is the first extension rod 171 and the second extension rod 172 respectively.In addition
Two adjusting rods 130 are relatively short, are third extension rod 173 and the 4th extension rod 174 respectively.Connect on each adjusting rod 130
Unidirectional adjusting part 150 there are one connecing.
First fixed block 141 and the second fixed block 143 are respectively arranged on the both ends of slide bar 120, and four sliding blocks 110 are set to first
Between fixed block 141 and the second fixed block 143.First fixed block 141 is equipped with first positioning hole and second location hole, and second is solid
Determine block 143 and be equipped with third location hole and the 4th location hole, spliced eye is respectively equipped on each sliding block 110.First extension rod 171
One end be inserted into first positioning hole, connect with the first fixed block 141, the other end of the first extension rod 171 and unidirectional adjusting group
Part 150 connects, and the plug division 159 of unidirectional adjusting part 150 is inserted into the spliced eye of the second sliding block 102.Second extension rod 172
One end is inserted into third location hole, is connect with the second fixed block 143, the other end and the unidirectional adjusting part of the second extension rod 172
The plug division 159 of 150 connections, unidirectional adjusting part 150 is inserted into the spliced eye of third sliding block 103.The one of third extension rod 173
End is inserted into second location hole, is connect with the first fixed block 141, the other end of third extension rod 173 and unidirectional adjusting part 150
The plug division 159 of connection, unidirectional adjusting part 150 is inserted into the spliced eye of the first sliding block 101.One end of 4th extension rod 174
It is inserted into the 4th location hole, is connect with the second fixed block 143, the other end and the unidirectional adjusting part 150 of the 4th extension rod 174 connect
It connects, the plug division 159 of unidirectional adjusting part 150 is inserted into the spliced eye of Four-slider 104.
The orientation adjustment fixed frame 100 gives full play to orientation adjustment fixed frame 100 most due to the mobility of sliding block 110
Bone can be divided into multistage and carry out accurately fixed and adjust, may advantageously facilitate growth, the healing of bone, contracting by big space advantage
Short treatment time.
The present embodiment additionally provides a kind of unidirectional adjustment structure, including rotating wheel, retainer, lid 161, elastic component and turns
Axis.Rotating wheel is set in shaft, is fixedly connected with shaft.Retainer is equipped with elastic component, and elastic component is abutted with lid 161,
Lid 161 is used for fixed stop.Rotating wheel is equipped with holding section, and retainer is clamped with holding section, so that rotating wheel unidirectionally turns
It is dynamic.Optionally, ratchet 151 may be used in rotating wheel, and a circle ratchet is equipped at intervals on ratchet 151.Retainer uses block tongue 153,
Elastic component uses spring 167, shaft to use screw rod.Ratchet 151, block tongue 153 are mounted in fixed shell 157, block tongue 153 with
Ratchet clamping on ratchet 151, the one end of block tongue 153 far from ratchet 151 is equipped with lid 161, between lid 161 and block tongue 153
Equipped with spring 167.Ratchet 151 is set in shaft, and is fixedly connected with shaft, and ratchet 151 is equipped with knob 155, is used for band
Dynamic ratchet 151 rotates.When ratchet 151 is rotated along movable direction, block tongue 153 is jacked up, and spring 167 is compressed, when one
After ratchet movement, spring 167 is replied, and block tongue 153 declines.If ratchet 151 reversely rotates, block tongue 153 blocks ratchet, ratchet
151 can not rotate.
The unidirectional adjustment structure can be used for above-mentioned orientation adjustment fixed frame 100, for unidirectionally changing adjusting rod 130
Length ensures the accuracy of extending direction.In addition to being applied to above-mentioned medical field, in bone damage treatment, which to tie
Structure can be also used for other orientation adjustment fields, is used for single direction rotation, has wide range of applications, be not especially limited here.
Other parts content described in the present embodiment, it is identical as the content described in first embodiment, it is no longer superfluous here
It states.
Orientation adjustment fixed frame 100 provided by the invention, installation process and operation principle are as follows:
Orientation adjustment fixed frame 100 is used in bone defect healing, is fixed to the position of bone.When orientation adjustment fixed frame
100 are mounted on limbs, and one end of spicule is fixed on spicule hole 111, and the other end is fixed on bone to be treated, with bone
Head growth healing, need in due course adjust sliding block 110 on spicule position, limbs are done and are extended, with accelerate bone growth and
Treatment time is shortened in healing.Therefore, it when adjusting spicule position, can only be adjusted toward 130 extended direction of adjusting rod, if side
It is anti-to adjusting, the bone to have healed can be destroyed, patient is damaged.Ratchet 151 in unidirectional adjusting part 150 can only
Single direction rotation makes screw rod extend, if reversely rotated, ratchet can be blocked by block tongue 153, cannot be rotated, may insure to adjust in this way
Pole 130 along be correctly oriented adjustment.Also, the orientation adjustment fixed frame 100 is easy to operate, and adjustment amount is accurate, is conducive to promote
Into the growth and healing of bone, shorten treatment time.
In conclusion orientation adjustment fixed frame 100 provided by the invention and unidirectional adjustment structure have the following aspects
Advantageous effect:
Orientation adjustment fixed frame 100 provided by the invention and unidirectional adjustment structure, can only single direction rotation ratchet 151, make tune
Pole 130 extends along fixed-direction, and patient is avoided to mistake orientation when extending adjusting rod 130.Meanwhile by ratchet 151
The upper multiple ratchets of setting, improve degree of regulation, are more advantageous to growth, the healing of bone, ensure therapeutic effect.The orientation adjustment is solid
It is simple in structure to determine frame 100, easy to operate, Adjustment precision is high, securely and reliably, in addition to applying in orthopaedics therapy, can be also used for
Other unidirectional adjustment occasions, have a wide range of application, have great application value.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field
For art personnel, the present invention can have various changes, combination and variation.All within the spirits and principles of the present invention, made by
Any modification, equivalent substitution, improvement and etc. should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of orientation adjustment fixed frame, which is characterized in that including sliding block, slide bar, adjusting rod and unidirectional adjusting part, the cunning
Block is connect with the sliding bar, and one end of the adjusting rod is connected on the slide bar, the other end of the adjusting rod and institute
Unidirectional adjusting part connection is stated, the unidirectional adjusting part is mounted on the sliding block;The unidirectional adjusting part includes unidirectional
Rotating member, the one-directional rotation part is connect with the adjusting rod, so that the adjusting rod is moved along fixed-direction.
2. orientation adjustment fixed frame according to claim 1, which is characterized in that the one-directional rotation part includes ratchet and card
Tongue, the ratchet are fixedly connected with the adjusting rod, and the block tongue is abutted with the ratchet, and the ratchet one-way is made to rotate.
3. orientation adjustment fixed frame according to claim 2, which is characterized in that the adjusting rod includes consolidating for interconnection
Determine portion and extension, the fixed part is connect with the slide bar, and the extension is connect with the ratchet.
4. orientation adjustment fixed frame according to claim 3, which is characterized in that the extension uses screw rod, the spiral shell
Bar is connected through a screw thread with the fixed part, and the screw rod is connect with the ratchet;The ratchet wheel drives the screw rod to turn
It is dynamic, so that the adjusting rod is moved along fixed-direction.
5. orientation adjustment fixed frame according to claim 4, which is characterized in that the ratchet is equipped with knob and transmission
Portion, the driving section are connect with the screw rod, and the knob is for driving the ratchet wheel.
6. orientation adjustment fixed frame according to claim 5, which is characterized in that the unidirectional adjusting part further includes connection
Ring, the connection ring is for being fixedly connected with the driving section and the screw rod.
7. orientation adjustment fixed frame according to claim 2, which is characterized in that the ratchet is equipped with multiple ratchets, institute
Block tongue is stated to be clamped with the ratchet.
8. orientation adjustment fixed frame according to claim 7, which is characterized in that the unidirectional adjusting part further includes fixing
Shell, the block tongue and the ratchet are installed in the set casing body, and the fixed shell is fixedly connected with the sliding block.
9. orientation adjustment fixed frame according to claim 8, which is characterized in that be arranged with elastic component, institute on the block tongue
It states the one end of block tongue far from the ratchet and is equipped with lid, the lid is mounted on the fixed shell.
10. a kind of unidirectional adjustment structure, which is characterized in that including rotating wheel, retainer, lid, elastic component and shaft;Described turn
Driving wheel is set in the shaft, is fixedly connected with the shaft;The retainer is equipped with elastic component, the elastic component and institute
Lid abutting is stated, the lid is for fixing the retainer;The rotating wheel be equipped with holding section, the retainer with it is described
Holding section is clamped, so that the rotating wheel one-directionally rotates.
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CN201810828731.3A CN108784903B (en) | 2018-07-25 | 2018-07-25 | Directional adjustment fixing frame and unidirectional adjustment structure |
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CN201810828731.3A CN108784903B (en) | 2018-07-25 | 2018-07-25 | Directional adjustment fixing frame and unidirectional adjustment structure |
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Citations (4)
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CN104795285A (en) * | 2015-03-04 | 2015-07-22 | 浙江天正电气股份有限公司 | Plastic-shell breaker |
CN105816226A (en) * | 2016-03-11 | 2016-08-03 | 张�杰 | Intramedullary skeleton tractor |
CN107789043A (en) * | 2017-11-22 | 2018-03-13 | 广州新诚生物科技有限公司 | External fixation devices |
CN209004354U (en) * | 2018-07-25 | 2019-06-21 | 广州新诚生物科技有限公司 | Orientation adjustment fixed frame and unidirectional adjustment structure |
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Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104795285A (en) * | 2015-03-04 | 2015-07-22 | 浙江天正电气股份有限公司 | Plastic-shell breaker |
CN105816226A (en) * | 2016-03-11 | 2016-08-03 | 张�杰 | Intramedullary skeleton tractor |
CN107789043A (en) * | 2017-11-22 | 2018-03-13 | 广州新诚生物科技有限公司 | External fixation devices |
CN209004354U (en) * | 2018-07-25 | 2019-06-21 | 广州新诚生物科技有限公司 | Orientation adjustment fixed frame and unidirectional adjustment structure |
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