CN207886329U - Hammer finger orthoses - Google Patents
Hammer finger orthoses Download PDFInfo
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- CN207886329U CN207886329U CN201720707075.2U CN201720707075U CN207886329U CN 207886329 U CN207886329 U CN 207886329U CN 201720707075 U CN201720707075 U CN 201720707075U CN 207886329 U CN207886329 U CN 207886329U
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- finger
- finger tip
- connecting plate
- curved connecting
- support
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Abstract
The utility model is related to a kind of hammer finger orthoses, refer to support including finger tip support and proximal end, finger tip support includes the first articulated section positioned at the finger tip support shield portion of front and positioned at tail end, it includes the middle section support shield portion positioned at the second articulated section of front and positioned at tail end that proximal end, which refers to support, first articulated section and the second articulated section are in the articulated connection along the rotation of corresponding finger flex direction, first articulated section is provided with the angle adjusting mechanism that driving finger tip support is rotated around hinge joint, the angle adjusting mechanism has operating side and driving end, the angle adjusting mechanism is unidirectional locking formula angle adjusting mechanism of the operating side single-direction transmission to driving end.The utility model finger tip support and proximal end refer to support using hinged design and are combined with angle adjusting mechanism, preferably adapt to the orthopedic use of different people hammer finger, improve Rehabilitation effect.
Description
Technical field
The utility model is related to the field of medical instrument technology, are specifically orthopedic for treating the hammer finger of hammer finger
Device.
Background technology
In the fracture of stop vicinity, phalangette cannot stretch hammer finger finger extensor tendon, often merge phalangette
The avulsion fracture of back side is as shown in Figure 1 hammer finger.
Currently, treating by the way of being implanted into fixture and outer orthoses for hammer finger, due to being directed to hammer finger
The phalanges that symptom occurs is smaller, is implanted into fixture surgical procedure inconvenience, and the outer orthoses of existing generally use carries out hammer finger
Treatment.Outer orthoses on existing market also known as refers to support, including holds up the finger tip support of fixed finger tip 1-1 and connect with finger tip 1-1
The left knee 1-2 connect asks solid proximal end to refer to support, and finger tip support and proximal end refer to support and be integrally formed, and finger tip support and proximal end refer between support
Bending angle it is non-adjustable, be often referred to support and by finger tip and left knee be that support is solid at straightened condition, but the finger tip of practical different people
Warpage angle have differences, and use unified straight fixation orthopedic, for the patient that finger tip warpage angle is larger, orthopedic effect
Fruit is poor, is unfavorable for the rehabilitation of patient.
Invention content
The present utility model purpose：To overcome defect of the existing technology, the utility model to provide a kind of finger tip support
Refer to support using hinged design with proximal end and be combined with the hammer finger orthoses of angle adjusting mechanism, preferably adapts to different people and hammer shape into shape
Refer to orthopedic use, improves Rehabilitation effect.
To achieve the above object, the utility model provides following technical solution：
A kind of hammer finger orthoses, including finger tip support and proximal end refer to support, it is characterised in that：The finger tip support includes before being located at
The finger tip support shield portion in portion and the first articulated section positioned at tail end, it includes positioned at the second articulated section and position of front that proximal end, which refers to support,
In the middle section support shield portion of tail end, the first articulated section and the second articulated section are in the articulated connection rotated along corresponding finger flex direction,
First articulated section is provided with the angle adjusting mechanism that driving finger tip support is rotated around hinge joint, and the angle adjusting mechanism has operation
End and driving end, the angle adjusting mechanism are unidirectional locking formula angular adjustment machine of the operating side single-direction transmission to driving end
Structure.
By using above-mentioned technical proposal, work angle regulating mechanism realizes driving finger tip support oscillation adjustment angle（It is corresponding
Finger bends and stretches direction）, to realize that finger tip and left knee to fixed support shield are adjusted to suitable angle, improve rehabilitation effect
Fruit, unidirectional locking formula angle adjusting mechanism ensure that support shield position is reliable and stable, avoid causing accidental displacement, improve reliability.
Preferably, first articulated section includes the first curved connecting plate, bottom and the finger tip support of the first curved connecting plate
Shield portion is fixedly connected, and the first curved connecting plate both sides are in extend with the adaptable bending obliquely of the radian of finger, and first is curved
The both sides extension of connecting plate connects the first hinged ear of the joint of finger tip and left knee integrally formed with face, and first
It is arranged for fracture between the both sides extension and finger tip support shield portion of curved connecting plate, the second articulated section includes the second curved connection
Plate, the bottom of the second curved connecting plate are fixedly connected with middle section support shield portion, and the both sides of the second curved connecting plate are in the arc with finger
The adaptable bending obliquely of degree extends, and is set for fracture between the both sides extension of the second curved connecting plate and middle section support shield portion
It sets, the both sides extension of the second curved connecting plate is hinged integrally formed with second coordinated is corresponded with the first hinged ear
Ear, the first hinged ear and the second hinged ear are hinged through articulated shaft, and there are two be hinged with two first for the angle adjusting mechanism tool
Ear drives end correspondingly.It under the structure design, is articulated and connected using bilateral, has structural stability good, while coordinated double
Driving end drives the hinged place of both sides to be swung simultaneously, adjusts more stable reliable；Other first curved connecting plate and second
Hinged place is carried out on curved connecting plate（I.e. corresponding extension）It is protected respectively with corresponding finger tip support shield portion, middle section support
It is arranged for fracture between portion, finger tip support shield portion, middle section support shield portion is avoided to influence angle tune on being fixed on finger corresponding site
Mechanism is saved, ensures angle adjusting mechanism reliable operation.
Preferably, the finger tip support shield portion includes the finger tip rigidity for being located at bottom and being fixedly connected with the first curved connecting plate
Poppet body, finger tip rigid tray ontology both lateral sides are connected with the flexible finger tip wrapping shirt rim that finger tip is coated and fixed, middle section support
Shield portion includes the middle section rigid tray ontology for being located at bottom and being fixedly connected with the second curved connecting plate, middle section rigid tray ontology
Both lateral sides are connected with section wrapping shirt rim in the flexibility for be coated and fixed left knee.Under the structure design, orthoses is facilitated to fix
It on finger, and avoids impacting angle adjusting mechanism, improves the functional reliability of orthoses, while flexible finger tip wrapping
Section wrapping shirt rim can well adapt to finger in shirt rim and flexibility, ensure that fixation is reliable.
Preferably, the angle adjusting mechanism includes the driving for driving first hinged ear to rotate synchronously as driving end
Gear, the transmission shaft of driving sliding tooth wheel rotation, the driving transmission shaft worm gear rotated synchronously and the worm screw engaged with worm gear, two
A first hinged ear one-to-one correspondence is combined with driving gear, and the transmission shaft and driving gear are coaxially arranged, and transmission shaft is fixed
Position is rotatably assorted on the second curved connecting plate, and the axial both ends of transmission shaft are equipped with to correspond with two driving gears and engage
Transmission gear, the worm gear is installed on transmission shaft, and worm screw locating rotation is matched on the second curved connecting plate, worm screw one end
For the operating side.The structure is set, and realizes operating side single-direction transmission to the one-way lock for driving end by the cooperation of worm and gear
Only, while the transmission of worm and gear has slowing effect, realizes that adjusting operation is more accurate reliable.
Preferably, the worm gear is set to one end position of transmission shaft and on the outside of transmission gear, and worm screw is along finger thickness
Direction is arranged.Under the structure design, it is convenient for the mounting arrangements of angle adjusting mechanism, and adjusting is facilitated to operate.
The utility model is further described below in conjunction with the accompanying drawings.
Description of the drawings
Fig. 1 is hammer finger schematic diagram；
Fig. 2 is the utility model specific embodiment hammer finger orthoses structural schematic diagram；
Fig. 3 is that the utility model specific embodiment removes the structural schematic diagram after protected enclosure.
Specific implementation mode
Referring to attached drawing 2 and attached drawing 3, a kind of hammer finger orthoses disclosed by the utility model, including finger tip support 1 and proximal end refer to
Support 2, the finger tip support 1 include the first articulated section 12 positioned at the finger tip support shield portion 11 of front and positioned at tail end, and proximal end refers to support 2
Include the second articulated section 22 positioned at front and the middle section support shield portion 21 positioned at tail end, the first articulated section 12 and the second articulated section
22 in the articulated connection along the rotation of corresponding finger flex direction, and the first articulated section 12 is provided with driving finger tip support 1 and turns around hinge joint
Dynamic angle adjusting mechanism 3, it is behaviour that the angle adjusting mechanism 3, which has operating side and driving end, the angle adjusting mechanism 3,
Make end single-direction transmission to the unidirectional locking formula angle adjusting mechanism for driving end.
First articulated section 12 includes the first curved connecting plate 121, bottom and the finger tip support of the first curved connecting plate 121
Shield portion 11 is fixedly connected, and 121 both sides of the first curved connecting plate are in extend with the adaptable bending obliquely of the radian of finger, and first
The both sides extension of curved connecting plate 121 is hinged integrally formed with face connects finger tip and the joint of left knee first
Ear 122 is arranged for fracture between the both sides extension and finger tip support shield portion 11 of first curved connecting plate 121, that is, forms first
Fracture 13, the second articulated section 22 include the second curved connecting plate 221, the bottom of the second curved connecting plate 221 and middle section support shield portion
21 are fixedly connected, and the both sides of the second curved connecting plate 221 are in extend with the adaptable bending obliquely of the radian of finger, and second is bent
It is arranged for fracture between the both sides extension of shape connecting plate 221 and middle section support shield portion 21, that is, forms the second fracture 23, second is bent
The both sides extension of shape connecting plate 221 is integrally formed with the second hinged ear for corresponding cooperation with the first hinged ear 122
222, the first hinged ear 122 and the second hinged ear 222 are hinged through articulated shaft, and there are two the tools of the angle adjusting mechanism 3 and two
First hinged ear 122 drives end correspondingly.It under the structure design, is articulated and connected using bilateral, has structural stability good,
Coordinate double drive end simultaneously while the hinged place of both sides being driven to be swung, adjusts more stable reliable；Other first curved company
Hinged place is carried out on fishplate bar and the second curved connecting plate（I.e. corresponding extension）It is protected respectively with corresponding finger tip support
Portion, middle section support shield are arranged between portion for fracture, avoid finger tip support shield portion, middle section support shield portion shadow on being fixed on finger corresponding site
It rings and arrives angle adjusting mechanism, ensure angle adjusting mechanism reliable operation.
Further, the finger tip support shield portion 11 includes being fixedly connected positioned at bottom and with the first curved connecting plate 121
Finger tip rigid tray ontology 111,111 both lateral sides of finger tip rigid tray ontology are connected with the flexible finger tip packet that finger tip is coated and fixed
Shirt rim 112 is pricked, middle section support shield portion 21 includes the middle section rigid tray for being located at bottom and being fixedly connected with the second curved connecting plate 221
Ontology 211, middle 211 both lateral sides of section rigid tray ontology are connected with section wrapping shirt rim in the flexibility for be coated and fixed left knee
212.Under the structure design, orthoses is facilitated to be fixed on finger, and avoid impacting angle adjusting mechanism, improved orthopedic
The functional reliability of device, while section wrapping shirt rim can well adapt to finger in flexible finger tip wrapping shirt rim and flexibility, ensure solid
It is fixed solid and reliable.Cloth or film etc. can be used in section wrapping shirt rim in flexible finger tip wrapping shirt rim and flexibility.Finger tip rigid tray
Ontology and the first curved connecting plate are integrally formed, and middle section rigid tray ontology and the second curve connecting plate are integrally formed.
In this specific embodiment, the angle adjusting mechanism 3 includes driving first hinged ear 122 same as driving end
The worm gear 33 that transmission shaft 32, the driving transmission shaft 32 that driving gear 31, the driving driving gear 31 of step rotation rotate rotate synchronously
And the worm screw 34 engaged with worm gear 33, two one-to-one correspondence of the first hinged ear 122 are combined with driving gear 31, the biography
Moving axis 32 and driving gear 31 are coaxially arranged, and 32 locating rotation of transmission shaft is matched on the second curved connecting plate 221, transmission shaft 32
Axial both ends be equipped with and correspond the transmission gear 35 that engages with two driving gears 31, the worm gear 33 is installed on transmission
On axis 32,34 locating rotation of worm screw is matched on the second curved connecting plate 221, and 34 one end of worm screw is the operating side.Worm screw 34
Operating side be equipped with turning wheel 341, by stir turning wheel realize driving worm screw rotation, it is easy to operation.It is corresponded in turning wheel
Position at mark finger tip support shield portion reached using scale design adjust angle.Realize that operating side is single by the cooperation of worm and gear
To the unidirectional locking for driving to driving end, while the transmission of worm and gear has slowing effect, realizes that adjusting operation is more accurate
Reliably.The worm gear is set to one end position of transmission shaft and on the outside of transmission gear, worm screw is arranged along finger thickness direction.
Convenient for the mounting arrangements of angle adjusting mechanism, and adjusting is facilitated to operate.Angle adjusting mechanism is covered with protected enclosure 36, for pair
Finger and angle adjusting mechanism realize protection.
Claims (5)
1. a kind of hammer finger orthoses, including finger tip support and proximal end refer to support, it is characterised in that：The finger tip support includes being located at front
Finger tip support shield portion and the first articulated section positioned at tail end, proximal end refer to support include positioned at front the second articulated section and be located at
The middle section support shield portion of tail end, the first articulated section and the second articulated section are in the articulated connection along the rotation of corresponding finger flex direction, the
One articulated section is provided with the angle adjusting mechanism that driving finger tip support is rotated around hinge joint, and the angle adjusting mechanism has operating side
And driving end, the angle adjusting mechanism are unidirectional locking formula angle adjusting mechanism of the operating side single-direction transmission to driving end.
2. hammer finger orthoses according to claim 1, it is characterised in that：First articulated section includes the first curved connection
The bottom of plate, the first curved connecting plate is fixedly connected with finger tip support shield portion, and the first curved connecting plate both sides are in the radian with finger
Adaptable bending obliquely extends, and the both sides extension of the first curved connecting plate is integrally formed with face connection finger tip and close
The first hinged ear for holding the joint of finger joint is fracture between the both sides extension and finger tip support shield portion of the first curved connecting plate
Setting, the second articulated section include the second curved connecting plate, and the bottom of the second curved connecting plate is fixedly connected with middle section support shield portion, the
The both sides of two curved connecting plates are in extend with the adaptable bending obliquely of the radian of finger, and the both sides of the second curved connecting plate are prolonged
It is fracture setting between extending portion point and middle section support shield portion, the both sides extension of the second curved connecting plate is integrally formed with first
Hinged ear corresponds the second hinged ear of cooperation, the first hinged ear and the second hinged ear and is hinged through articulated shaft, the angle tune
There are two drive end correspondingly with two the first hinged ears for section mechanism tool.
3. hammer finger orthoses according to claim 2, it is characterised in that：The finger tip support shield portion include positioned at bottom and with
The finger tip rigid tray ontology that first curved connecting plate is fixedly connected, it is solid that finger tip rigid tray ontology both lateral sides are connected with cladding
Determine the flexible finger tip wrapping shirt rim of finger tip, middle section support shield portion includes positioned at bottom and in being fixedly connected with the second curved connecting plate
Rigid tray ontology is saved, middle section rigid tray ontology both lateral sides are connected with section wrapping skirt in the flexibility for be coated and fixed left knee
Side.
4. according to hammer finger orthoses described in Claims 2 or 3, it is characterised in that：The angle adjusting mechanism includes as drive
Transmission shaft, the driving transmission shaft that driving gear, the driving sliding tooth wheel that moved end drives first hinged ear to rotate synchronously rotate
The worm gear of synchronous rotation and the worm screw engaged with worm gear, two the first hinged ear one-to-one correspondence are combined with driving gear,
The transmission shaft and driving gear are coaxially arranged, and transmission shaft locating rotation is matched on the second curved connecting plate, the axis of transmission shaft
It is equipped with to both ends and corresponds the transmission gear engaged with two driving gears, the worm gear is installed on transmission shaft, worm screw
Locating rotation is matched on the second curved connecting plate, and worm screw one end is the operating side.
5. hammer finger orthoses according to claim 4, it is characterised in that：The worm gear is set to one end position of transmission shaft and position
On the outside of transmission gear, worm screw is arranged along finger thickness direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720707075.2U CN207886329U (en) | 2017-06-16 | 2017-06-16 | Hammer finger orthoses |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720707075.2U CN207886329U (en) | 2017-06-16 | 2017-06-16 | Hammer finger orthoses |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207886329U true CN207886329U (en) | 2018-09-21 |
Family
ID=63547126
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720707075.2U Active CN207886329U (en) | 2017-06-16 | 2017-06-16 | Hammer finger orthoses |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207886329U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107212956A (en) * | 2017-06-16 | 2017-09-29 | 温州医科大学附属第二医院、温州医科大学附属育英儿童医院 | Hammer finger KAFO |
-
2017
- 2017-06-16 CN CN201720707075.2U patent/CN207886329U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107212956A (en) * | 2017-06-16 | 2017-09-29 | 温州医科大学附属第二医院、温州医科大学附属育英儿童医院 | Hammer finger KAFO |
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