CN215739363U - Height increasing device for orthopedic traction - Google Patents
Height increasing device for orthopedic traction Download PDFInfo
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- CN215739363U CN215739363U CN202122105417.2U CN202122105417U CN215739363U CN 215739363 U CN215739363 U CN 215739363U CN 202122105417 U CN202122105417 U CN 202122105417U CN 215739363 U CN215739363 U CN 215739363U
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- orthopedic traction
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Abstract
The utility model discloses a heightening device for orthopedic traction, which comprises a fixing component, a limiting mechanism and a support rod component. The utility model has the beneficial effects that: the slide blocks are arranged in the chutes formed by the upper and lower groups of positioning rings and are in one-to-one arrangement with the steel nails inserted in the bones of the patient, and the slide blocks are fixed in the chutes through fixing bolts; the draw-in groove is evenly distributed and sets up on fixed subassembly's lateral wall, and the draw-in groove on two upper and lower fixed subassemblies is vertical linear one-to-one setting, makes the vaulting pole subassembly of putting of card be vertical form to can exert balanced holding power to two upper and lower fixed subassemblies, in order to ensure that the atress is even when pulling.
Description
Technical Field
The utility model relates to an orthopedic traction device, in particular to a heightening device for orthopedic traction, and belongs to the technical field of medical equipment.
Background
The broken bone is heightened according to the biological principle that limb tissues regenerate under certain stress stimulation, the closed bone growth line is reopened on the lower leg or thigh, and a limb extender with traction function is installed outside the body. According to the regeneration capacity and characteristics of each human tissue, the limb is slowly prolonged at a speed of 0.5mm-1mm every day, and then the heightening effect is realized, so that the traction device for assisting the heightening belongs to a necessary auxiliary device when the broken bone heightening is carried out.
For the existing traction device for assisting in increasing height, more problems often exist:
1. when the traction device is used, the number of the fixing rings for connecting the steel nails is certain, and the positions of the fixing rings are also fixed, so that the number and the positions of the steel nails inserted into the bone are often selected according to the structure of the traction device, and the traction device is inconvenient to use;
2. because the device for traction needs to be extended by a certain length every day, the existing device is not convenient to adjust the length, and multiple medical workers need to cooperate to operate every time, so that more time is wasted, and more pain is brought to patients.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a heightening device for orthopedic traction to solve the problems.
The utility model realizes the purpose through the following technical scheme: a height-increasing device for orthopedic traction comprises
The fixing component is provided with an upper positioning ring and a lower positioning ring which are symmetrically provided with semicircular arc shapes, a sliding block which can slide is placed in a sliding groove formed in the upper surface of each positioning ring, and a steel nail which is inserted in the bone of a patient is sleeved on a fixing ring arranged at the upper end of each sliding block;
the limiting mechanism is composed of an inner limiting rod vertically and fixedly connected to two sides of the lower surface of the upper fixing component and an outer limiting rod vertically and fixedly connected to two sides of the upper surface of the lower fixing component, and the inner limiting rod is inserted into a cavity of the outer limiting rod;
the supporting rod assemblies are distributed on the outer side of the fixing assembly in an annular mode, and the two ends of each supporting rod assembly are fixedly provided with abutting rings which abut against clamping grooves fixedly formed in the outer side wall of the fixing assembly.
As a still further scheme of the utility model: and the end heads of the two positioning rings of the fixing component are provided with connecting seats, and the connecting seats are fixedly connected by penetrating through connecting bolts.
As a still further scheme of the utility model: the sliding blocks are arranged in a plurality of sliding grooves formed in the upper and lower groups of positioning rings and are arranged in a one-to-one mode with steel nails inserted into bones of patients, and the sliding blocks are fixed in the sliding grooves through fixing bolts.
As a still further scheme of the utility model: the clamping grooves are uniformly distributed on the outer side wall of the fixed component, the clamping grooves in the upper fixed component and the lower fixed component are in one-to-one vertical linear corresponding arrangement, and the support rod components clamped and placed are vertical.
As a still further scheme of the utility model: the support rod assembly is composed of an outer sleeve and a telescopic inner rod inserted into two ends of the outer sleeve, a rack is connected to one end, located in the outer sleeve, of the telescopic inner rod, and a slotted hole is formed in one side of the rack of the telescopic inner rod.
As a still further scheme of the utility model: and a rotating gear connected with a rotating rod penetrating through the outer sleeve is arranged between the racks of the two telescopic inner rods, the rotating gear is in meshed connection with the racks on the two sides, and a locking nut is arranged on the rotating rod connected with the rotating gear.
As a still further scheme of the utility model: the positioning ring, the telescopic inner rod, the outer sleeve and the rack are all made of medical stainless steel materials.
The utility model has the beneficial effects that:
1. the slide blocks are arranged in the chutes formed by the upper and lower groups of positioning rings and are in one-to-one arrangement with the steel nails inserted in the bones of the patient, and the slide blocks are fixed in the chutes through fixing bolts;
2. the clamping grooves are uniformly distributed on the outer side wall of the fixed component, and the clamping grooves on the upper fixed component and the lower fixed component are arranged in a vertical linear one-to-one correspondence manner, so that the clamped support rod component is vertical, and balanced supporting force can be applied to the upper fixed component and the lower fixed component to ensure uniform stress during traction;
3. the vaulting pole subassembly that sets up comprises outer sleeve and the flexible interior pole of placeeing in the outer sleeve both ends, and the one end that the pole is located the outer sleeve in flexible is connected with the rack, and the slotted hole has been seted up to the pole in one side of rack in flexible, makes the rack of pole in one of them flexible can place in the slotted hole of another flexible interior pole, and then ensures that two flexible interior poles can only carry out upper and lower flexible removal, avoids both to produce relative rotation.
Drawings
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a schematic top view of the fixing assembly of the present invention;
FIG. 3 is a schematic view of a slider mounting structure according to the present invention;
fig. 4 is a schematic structural view of the stay bar assembly of the present invention.
In the figure: 1. the locating ring, 2, spacing interior pole, 3, spacing outer pole, 4, connecting seat, 5, spout, 6, slider, 7, fixing bolt, 8, steel nail, 9, draw-in groove, 10, vaulting pole subassembly, 11, support ring, 12, flexible interior pole, 13, outer sleeve, 14, rack, 15, slotted hole and 16, rotating gear.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example one
Referring to fig. 1-4, a height increasing device for orthopedic traction comprises
The fixing component is provided with an upper positioning ring and a lower positioning ring, the upper positioning ring and the lower positioning ring are symmetrically provided with semicircular positioning rings 1, a sliding block 6 which can slide is placed in a sliding groove 5 formed in the upper surface of each positioning ring 1, and a fixing ring arranged at the upper end of each sliding block 6 is sleeved with a steel nail 8 which is inserted into a bone of a patient;
the limiting mechanism is composed of an inner limiting rod 2 vertically and fixedly connected to two sides of the lower surface of the upper fixing component and an outer limiting rod 3 vertically and fixedly connected to two sides of the upper surface of the lower fixing component, and the inner limiting rod 2 is inserted into a cavity of the outer limiting rod 3;
the stay bar component 10 is annularly distributed on the outer side of the fixed component, and two ends of the stay bar component are fixedly provided with abutting rings 11 which abut against the clamping grooves 9 fixedly arranged on the outer side wall of the fixed component.
In the embodiment of the utility model, the connecting seats 4 are arranged at the ends of the two positioning rings 1 of the fixing component, and the two positioning rings 1 penetrate through the connecting seats 4 through connecting bolts for fixed connection, so that the two positioning rings 1 can surround the outer sides of limbs of broken bones of patients through butt joint, and the operation of medical staff is facilitated.
In the embodiment of the utility model, a plurality of sliding blocks 6 are arranged in the sliding grooves 5 formed in the upper and lower positioning rings 1 and are arranged in a one-to-one manner with the steel nails 8 inserted in the bones of the patient, and the sliding blocks 6 are fixed in the sliding grooves 5 through the fixing bolts 7, so that when the fixing assembly is assembled, the corresponding number and the corresponding positions of the sliding blocks 6 can be selected and installed according to the number and the positions of the steel nails 8, and the steel nails 8 inserted into the bones of the patient in advance can be distributed and sleeved on the fixing rings of the sliding blocks 6.
In the embodiment of the utility model, the clamping grooves 9 are uniformly distributed on the outer side wall of the fixing component, and the clamping grooves 9 on the upper fixing component and the lower fixing component are arranged in a vertical line shape in one-to-one correspondence, so that the clamped support rod component 10 is vertical, and balanced supporting force can be applied to the upper fixing component and the lower fixing component, thereby ensuring uniform stress during traction.
Example two
Referring to fig. 1-4, a height increasing device for orthopedic traction comprises
The fixing component is provided with an upper positioning ring and a lower positioning ring, the upper positioning ring and the lower positioning ring are symmetrically provided with semicircular positioning rings 1, a sliding block 6 which can slide is placed in a sliding groove 5 formed in the upper surface of each positioning ring 1, and a fixing ring arranged at the upper end of each sliding block 6 is sleeved with a steel nail 8 which is inserted into a bone of a patient;
the limiting mechanism is composed of an inner limiting rod 2 vertically and fixedly connected to two sides of the lower surface of the upper fixing component and an outer limiting rod 3 vertically and fixedly connected to two sides of the upper surface of the lower fixing component, and the inner limiting rod 2 is inserted into a cavity of the outer limiting rod 3;
the stay bar component 10 is annularly distributed on the outer side of the fixed component, and two ends of the stay bar component are fixedly provided with abutting rings 11 which abut against the clamping grooves 9 fixedly arranged on the outer side wall of the fixed component.
In the embodiment of the present invention, the stay bar assembly 10 is composed of an outer sleeve 13 and a telescopic inner bar 12 inserted into two ends of the outer sleeve 13, one end of the telescopic inner bar 12 located in the outer sleeve 13 is connected with a rack 14, and a slot 15 is formed in one side of the rack 14 of the telescopic inner bar 12, so that the rack 14 of one telescopic inner bar 12 can be inserted into the slot 15 of the other telescopic inner bar 12, thereby ensuring that the two telescopic inner bars 12 can only perform vertical telescopic movement, and preventing the two telescopic inner bars 12 from rotating relatively.
In the embodiment of the utility model, a rotating gear 16 connected with a rotating rod penetrating through the outer sleeve 13 is arranged between the racks 14 of the two telescopic inner rods 12, the rotating gear 16 is in meshed connection with the racks 14 on the two sides, a locking nut is arranged on the rotating rod connected with the rotating gear 16, the rotating rod is externally provided with a rotating rod to drive the rotating gear 16 to rotate, and then the two telescopic inner rods 12 are driven to extend out, namely, tension can be applied to the fixing components on the upper side and the lower side to pull the two ends of the broken bone, so that the broken bone can grow, and the purpose of increasing the height is achieved.
In the embodiment of the utility model, the positioning ring 1, the telescopic inner rod 12, the outer sleeve 13 and the rack 14 are all made of medical stainless steel materials, have strong hardness, are not easy to deform, and can provide large traction tension.
The working principle is as follows: firstly, a corresponding number of slide blocks 6 are arranged on the positioning rings 1 at the upper side and the lower side according to the number of the steel nails 8 driven into the bone of a patient, the slide block 6 is moved to a corresponding position and then fixed by a fixing bolt 7, positioning rings 1 at the upper side and the lower side are firstly inserted into a cavity of a limiting outer rod 3 through a limiting inner rod 2 for assembly, then steel nails 8 which are inserted into the bone of a patient in advance are distributed and sleeved in the fixing rings of the slide block 6, two ends of the positioning rings 1 pass through a connecting seat 4 through connecting bolts for fixed connection, then the two ends of the stay bar component 10 are propped against the clamping grooves 9 fixedly arranged on the outer side wall of the fixing component through the propping rings 11, the external rotating rod drives the rotating gear 16 to rotate, and further drives the two telescopic inner rods 12 to extend out, namely, the tension can be applied to the upper and lower fixing components to pull the two ends of the fractured bone, so that the fractured bone grows and the height is increased.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (7)
1. A height increasing device for orthopedic traction is characterized in that: comprises that
The fixing component is provided with an upper positioning ring and a lower positioning ring (1) which are symmetrically provided with semicircular arc shapes, a sliding block (6) which can slide is arranged in a sliding groove (5) formed in the upper surface of the positioning ring (1), and a fixing ring arranged at the upper end of the sliding block (6) is sleeved with a steel nail (8) which is inserted in the bone of a patient;
the limiting mechanism is composed of an inner limiting rod (2) vertically and fixedly connected to two sides of the lower surface of the upper fixing component and outer limiting rods (3) vertically and fixedly connected to two sides of the upper surface of the lower fixing component, and the inner limiting rod (2) is inserted into a cavity of each outer limiting rod (3);
and the support rod assemblies (10) are annularly distributed on the outer side of the fixed assembly, and two ends of the support rod assemblies are fixedly provided with abutting rings (11) which abut against the clamping grooves (9) fixedly arranged on the outer side wall of the fixed assembly.
2. The heightening device for orthopedic traction according to claim 1, characterized in that: the end parts of the two positioning rings (1) of the fixing assembly are provided with connecting seats (4), and the connecting seats (4) are penetrated through connecting bolts to be fixedly connected.
3. The heightening device for orthopedic traction according to claim 1, characterized in that: the sliding blocks (6) are arranged in a plurality of sliding grooves (5) formed in the upper and lower positioning rings (1) and are arranged in a one-to-one mode with steel nails (8) inserted into bones of patients, and the sliding blocks (6) are fixed in the sliding grooves (5) through fixing bolts (7).
4. The heightening device for orthopedic traction according to claim 1, characterized in that: the clamping grooves (9) are uniformly distributed on the outer side wall of the fixed component, and the clamping grooves (9) on the upper fixed component and the lower fixed component are in one-to-one vertical linear corresponding arrangement.
5. The heightening device for orthopedic traction according to claim 1, characterized in that: the stay bar component (10) is composed of an outer sleeve (13) and a telescopic inner bar (12) inserted into two ends of the outer sleeve (13), one end of the telescopic inner bar (12) located in the outer sleeve (13) is connected with a rack (14), and a slotted hole (15) is formed in one side of the rack (14) of the telescopic inner bar (12).
6. The heightening device for orthopedic traction according to claim 5, wherein: a rotating gear (16) connected with a rotating rod penetrating through the outer sleeve (13) is arranged between the racks (14) of the two telescopic inner rods (12), the rotating gear (16) is in meshed connection with the racks (14) on the two sides, and a locking nut is arranged on the rotating rod connected with the rotating gear (16).
7. The heightening device for orthopedic traction according to claim 1, characterized in that: the positioning ring (1), the telescopic inner rod (12), the outer sleeve (13) and the rack (14) are all made of medical stainless steel materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122105417.2U CN215739363U (en) | 2021-09-02 | 2021-09-02 | Height increasing device for orthopedic traction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122105417.2U CN215739363U (en) | 2021-09-02 | 2021-09-02 | Height increasing device for orthopedic traction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215739363U true CN215739363U (en) | 2022-02-08 |
Family
ID=80083135
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122105417.2U Active CN215739363U (en) | 2021-09-02 | 2021-09-02 | Height increasing device for orthopedic traction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215739363U (en) |
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2021
- 2021-09-02 CN CN202122105417.2U patent/CN215739363U/en active Active
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