CN213283285U - Extension rod is adjusted to taylor - Google Patents
Extension rod is adjusted to taylor Download PDFInfo
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- CN213283285U CN213283285U CN202021915896.3U CN202021915896U CN213283285U CN 213283285 U CN213283285 U CN 213283285U CN 202021915896 U CN202021915896 U CN 202021915896U CN 213283285 U CN213283285 U CN 213283285U
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Abstract
The utility model discloses an extension rod is adjusted to taylor, including adjusting the pole body with adjust the top universal joint and the bottom universal joint that pole body both ends set up respectively, it includes threaded rod, screw rod speed adjusting device and screw rod micromatic setting to adjust the pole body, the threaded rod is arranged in screw rod speed adjusting device and the screw rod micromatic setting. The screw rod quick adjusting device comprises a clamping bolt, a locking sleeve and a locking sleeve rod, one end of the threaded rod is connected with the top universal joint, and the rod body is arranged in the clamping bolt. The screw fine-adjustment device comprises a screw sleeve and an adjusting head; the other end of the threaded rod is arranged in the screw rod sleeve. Extension rod includes screw rod speed adjusting device and screw rod micromatic setting, when realizing extension rod quick adjustment in the installation of taylor outer fixed bolster, also realizes accurate regulation, reduces doctor's the installation degree of difficulty, shortens installation time, promotes patient experience, reduces the uncomfortable sense in the installation.
Description
Technical Field
The utility model belongs to the field of medical equipment, specifically be a taylor quick adjustment external fixation support.
Background
Firstly, the Stewart platform and the Chasles theory are applied to orthopedics by Taylor, an iligarov external fixing system is improved, 6 fixing rings which can freely rotate and stretch at joints are used for connecting a far end and a near end of each supporting rod, and the external fixing system is called a Taylor space external fixing support. The taylor space external fixation support is composed of two full rings or partial rings, 6 telescopic supporting rods are applied and connected through universal joints, and one ring can be repositioned relative to the other ring only by adjusting the length of the supporting rods. The framework structure is combined with a special software program, so that various fracture displacement, bone nonunion and deformity healing can be accurately treated clinically. With continuous improvement and perfection, the concept of deformity correction is also integrated. The technology has been developed into a mature technology, and is increasingly applied to the correction of limb fractures, particularly limb deformities in European and American countries.
The external fixation support for the Taylor space comprises two full rings or partial rings, the Taylor adjusting extension rod formed by connecting 6 telescopic support rods with the universal joint is connected, and one ring can be repositioned relative to the other ring by adjusting the length of the Taylor adjusting extension rod. The same frame can be applied to the treatment of simple or complex deformity, a specific angulation and displacement composite deformity can be corrected only by adjusting the length of the supporting rod, the supporting rod is of a six-axis parallel structure and has the characteristics of high rigidity, good stability, high precision, strong bearing capacity and the like, and in actual use, the selection of components of the Taylor bracket, the installation mode and the structure are more critical. However, the installation process is relatively complex, individual installation is generally needed, the olive needle and the Kirschner wire are used as fixing needles in many cases, and the number of the steel needles, the needle inserting direction, the span and the limb condition need to be considered. The complex and malformed installation can be smoothly completed by appropriate adjustment, configuration change and component addition. The angle and distance of the support after the support is installed are changed, the length of the support rod needs to be adjusted, the adjustment of the common self-locking type adjusting extension rod needs to be troublesome in the installation process, the support needs to be rotated to a specified length a little, the support is installed, the common Taylor support has at least 6 Taylor adjusting extension rods, each Taylor adjusting extension rod needs to be slowly rotated and adjusted, the installation speed is low, the length between each extension rod is estimated, the conditions of confusion and repeated adjustment are easy to occur when a plurality of Taylor adjusting extension rods are adjusted, the doctor is inconvenient in the installation process, and the uncomfortable time of the patient is long.
Disclosure of Invention
In order to solve the problem, the utility model provides a extension rod is adjusted to taylor, the extension rod includes screw rod speed adjusting device and screw rod micromatic setting, when realizing extension rod speed adjusting, also realizes accurate regulation, and the scale mark and the sign card that set up on the extension rod have further facilitated the installation of extension rod in taylor outer fixed bolster, reduce doctor's the installation degree of difficulty, shorten installation time, promote patient experience, reduce the uncomfortable sense in the installation.
The technical scheme of the utility model is that:
the utility model provides a taylor adjusts extension rod, including adjusting the pole body with adjust the top universal joint and the bottom universal joint that pole body both ends set up respectively, it includes threaded rod, screw rod speed adjusting device and screw rod micromatic setting to adjust the pole body, the threaded rod is arranged in screw rod speed adjusting device and the screw rod micromatic setting.
Preferably, the screw rod quick adjusting device comprises a clamping bolt, a locking sleeve and a locking sleeve rod, the clamping bolt comprises a clamping ring at the bottom and a plurality of clamping strips arranged at the top of the clamping ring, the clamping strips have toughness, and the inner side ends of the clamping strips are provided with threads; threads are arranged on the outer side of the bottom of the clamping ring;
one end of the threaded rod is connected with the top universal joint, the rod body is arranged in the clamping bolt, a locking sleeve is arranged outside the clamping bolt, and a locking sleeve rod in threaded connection with the locking sleeve is arranged on the locking sleeve.
Preferably, the screw fine-adjustment device comprises a screw sleeve and an adjusting head; the other end of the threaded rod is arranged in the screw rod sleeve, the bottom of the screw rod sleeve is connected with the bottom universal joint, and threads are arranged on the outer side of the top of the screw rod sleeve; the bottom of the adjusting head is in threaded connection with the top of the screw sleeve, and the top of the adjusting head is in threaded connection with the bottom of the clamping ring.
Preferably, the side wall of the screw sleeve is axially provided with a hollow part, and one side of the hollow part is provided with scale marks.
Preferably, the outer wall of the screw sleeve is provided with an identification card.
The technical effects of the utility model are that:
1. the extension rod includes screw rod speed adjusting device and screw rod micromatic setting, realizes the quick adjustment and the accurate regulation of threaded rod respectively.
2. The length of several extension rods can be conveniently determined by the scale marks on the extension rods.
3. The extension rod is conveniently discerned to the sign card that sets up on the extension rod, avoids because of the extension rod is more, and wrong or the problem of repeated adjustment extension rod when adjusting.
Extension rod is adjusted to taylor can reduce doctor's the degree of difficulty of the outer fixed bolster of installation taylor, shortens installation time, promotes patient experience, reduces uncomfortable sense in the installation.
Drawings
Fig. 1 is a schematic view of the overall structure of the embodiment of the present invention.
Fig. 2 is a cross-sectional view of the overall structure of the embodiment of the present invention.
Fig. 3 is a schematic view of the fastening structure according to the embodiment of the present invention when gathered together.
Fig. 4 is a cross-sectional view of the latch according to the embodiment of the present invention when it is opened.
Fig. 5 is a sectional view of a lock sleeve according to an embodiment of the present invention.
Fig. 6 is a cross-sectional view of the locking loop bar structure of the embodiment of the present invention.
Fig. 7 is a schematic diagram of an application of the embodiment of the present invention.
In the figure, a top gimbal joint 1; a bottom universal joint 2; a threaded rod 3; a bolt 4; 4.1 of a snap ring; 4.2 of a clamping strip; a locking sleeve 5; a locking loop bar 6; a screw rod sleeve 7; hollowing out 7.1; scale mark 7.2; an adjusting head 8; an identification card 9; a proximal ring 10; a distal ring 11; a human skeleton 12; and a bone needle 13.
Detailed Description
The present invention will be further described with reference to the following examples.
As shown in fig. 1-6, a taylor adjusting extension rod comprises an adjusting rod body and a top universal joint 1 and a bottom universal joint 2 which are respectively arranged at two ends of the adjusting rod body, wherein the adjusting rod body comprises a threaded rod 3, a screw rod quick adjusting device and a screw rod fine adjusting device, and the threaded rod 3 is arranged in the screw rod quick adjusting device and the screw rod fine adjusting device. Specifically, the screw quick adjusting device comprises a clamping bolt 4, a locking sleeve 5 and a locking sleeve rod 6, wherein the clamping bolt 4 comprises a clamping ring 4.1 at the bottom and 3 clamping strips 4.2 arranged at the top of the clamping ring 4.1, the clamping strips 4.2 have toughness, and the inner side end parts are provided with threads; the outer side of the bottom of the clamping ring 4.1 is provided with threads; one end of the threaded rod 3 is connected with the top universal joint 1, the rod body is arranged in the clamping bolt 4, the locking sleeve 5 is arranged outside the clamping bolt 4, and the locking sleeve rod 6 in threaded connection with the locking sleeve 5 is arranged on the locking sleeve 5. The screw fine-tuning device comprises a screw sleeve 7 and an adjusting head 8; the other end of the threaded rod 3 is arranged in the screw rod sleeve 7, the bottom of the screw rod sleeve 7 is connected with the bottom universal joint 2, and threads are arranged on the outer side of the top of the screw rod sleeve 7; the bottom of the adjusting head 8 is connected with the top of the screw rod sleeve 7 in a threaded manner, and the top of the adjusting head is connected with the bottom of the clamping ring 4 in a threaded manner. The side wall of the screw rod sleeve 7 is provided with a hollow-out 7.1 along the axial direction, and one side of the hollow-out 7.1 is provided with a scale mark 7.2. And the outer wall of the screw rod sleeve 7 is provided with an identification card 9.
As shown in fig. 7, will the embodiment of the utility model provides an in the extension rod is adjusted to taylor is arranged in taylor's external fixation frame, taylor's fixed bolster has included two six ear rings or semi-rings of near-end ring and distal end ring, the human skeleton has been alternate in the center of near-end ring and distal end ring, be provided with the spicule that alternates human skeleton on the ring, 6 taylor adjust the extension rod between near-end ring and distal end ring, top universal joint and bottom universal joint through both ends on the extension rod meet with two rings respectively, adjust the setting of the whole fixed bolster of length adjustment of extension rod through adjusting taylor simultaneously. In addition, be equipped with the scale mark on 6 taylor adjusts the screw rod cover 7 of extension rod, conveniently observe the length that threaded rod 3 adjusted to adjust the length of each taylor adjustment extension rod more fast more accurately. The Taylor adjusts and is equipped with the sign card on the extension rod, distinguishes the serial number of each pole, makes things convenient for the regulation in the treatment process. The whole set of the taylor external fixation bracket can be added with a computer program to ensure that the fracture reduction and the deformity correction are more accurate and perfect; the fixed bracket can simultaneously correct four-dimensional deformities (angulation, dislocation, rotation and shortening or separation) supported by the Taylor adjusting extension rod.
The principle and the application of the utility model are as follows:
the clamping strip on the extension rod clamping bolt 4 of the utility model has toughness, when the locking sleeve rod 6 and the locking sleeve 5 are separated, after the locking sleeve 5 is pulled downwards, the clamping strip 4.1 can be opened, so that the thread on the clamping strip 4.1 is separated from the threaded rod 3, the threaded rod 3 is pulled, and the threaded rod 3 is rapidly stretched; the locking sleeve 5 is pulled upwards, the clamping strips 4.1 are gathered, threads on the clamping strips 4.1 are in threaded engagement with the threaded rod 3, and then the locking sleeve rod 6 and the locking sleeve 5 are locked to position the threaded rod 3. After the quick adjustment threaded rod 3 and the threaded rod 3 are positioned, the snap ring 4.2 on the snap ring 4 is fixedly connected with the adjusting head 8 through threads, the adjusting head 8 is rotated at the moment, the threaded rod 3 can be slowly screwed out, and accurate adjustment is realized. The displacement length of threaded rod 3 can be looked over to the fretwork 7.1 of screw rod cover 7, and accurate displacement is convenient for realize by scale mark 7.2, and the extension rod is adjusted to a plurality of taylor of being convenient for distinguish by the sign card 9 that sets up on the screw rod cover 7.
The utility model discloses an extension rod includes screw rod quick adjustment device and screw rod micromatic setting, realizes the quick adjustment and the accurate regulation of threaded rod respectively; the scale marks on the extension rods facilitate the determination of the lengths of several extension rods; the extension rod is conveniently discerned to the sign card, avoids because of the extension rod is more, and wrong or the problem of repeated adjustment extension rod when adjusting. The taylor adjustment extension rod can reduce the difficulty of a doctor in installing the taylor external fixation support, shorten the installation time, improve the experience of a patient, and reduce the discomfort in the installation process.
Of course, the above is only a specific application example of the present invention, and the protection scope of the present invention is not limited at all. In addition to the above embodiments, other embodiments of the present invention are also possible. All the technical solutions formed by adopting equivalent substitutions or equivalent transformations fall within the scope of the present invention as claimed.
Claims (5)
1. The utility model provides a taylor adjusts extension rod, including adjusting the pole body with adjust top universal joint (1) and bottom universal joint (2) that pole body both ends set up respectively, its characterized in that, it includes threaded rod (3), screw rod speed adjusting device and screw rod micromatic setting to adjust the pole body, threaded rod (3) are arranged in screw rod speed adjusting device and the screw rod micromatic setting.
2. A taylor adjusting extension rod according to claim 1, wherein the screw quick adjusting device comprises a latch (4), a locking sleeve (5) and a locking sleeve rod (6); the clamping bolt (4) comprises a clamping ring (4.1) at the bottom and a plurality of clamping strips (4.2) arranged at the top of the clamping ring (4.1), the clamping strips (4.2) have toughness, and the inner side ends of the clamping strips are provided with threads; the outer side of the bottom of the snap ring (4.1) is provided with threads;
one end of the threaded rod (3) is connected with the top universal joint (1), the rod body is arranged in the clamping bolt (4), a locking sleeve (5) is arranged outside the clamping bolt (4), and a locking sleeve rod (6) in threaded connection with the locking sleeve (5) is arranged on the locking sleeve (5).
3. A taylor adjusting extension rod according to claim 2, wherein the screw fine adjustment means comprises a screw sleeve (7), an adjusting head (8);
the other end of the threaded rod (3) is arranged in the screw rod sleeve (7), the bottom of the screw rod sleeve (7) is connected with the bottom universal joint (2), and threads are arranged on the outer side of the top of the screw rod sleeve; the bottom of the adjusting head (8) is in threaded connection with the top of the screw rod sleeve (7), and the top of the adjusting head is in threaded connection with the bottom of the snap ring (4.1).
4. The Taylor adjusting extension rod as claimed in claim 3, wherein a hollow part (7.1) is axially arranged on the side wall of the screw sleeve (7), and a scale mark (7.2) is arranged on one side of the hollow part (7.1).
5. The Taylor adjusting extension rod as claimed in any one of claims 3 or 4, wherein the screw sleeve (7) is provided with an identification card (9) on the outer wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021915896.3U CN213283285U (en) | 2020-09-04 | 2020-09-04 | Extension rod is adjusted to taylor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021915896.3U CN213283285U (en) | 2020-09-04 | 2020-09-04 | Extension rod is adjusted to taylor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213283285U true CN213283285U (en) | 2021-05-28 |
Family
ID=76029253
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021915896.3U Active CN213283285U (en) | 2020-09-04 | 2020-09-04 | Extension rod is adjusted to taylor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213283285U (en) |
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2020
- 2020-09-04 CN CN202021915896.3U patent/CN213283285U/en active Active
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