CN211484978U - Special traction frame for shoulder arthroscopy operation - Google Patents
Special traction frame for shoulder arthroscopy operation Download PDFInfo
- Publication number
- CN211484978U CN211484978U CN201922268960.7U CN201922268960U CN211484978U CN 211484978 U CN211484978 U CN 211484978U CN 201922268960 U CN201922268960 U CN 201922268960U CN 211484978 U CN211484978 U CN 211484978U
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- sleeve
- upper sleeve
- supporting rod
- handle
- clamping piece
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Abstract
The utility model relates to a special traction frame for shoulder arthroscopy operation, which comprises a L-shaped supporting rod; a clamping piece is arranged above the "" bar-shaped supporting rod, a pulley yoke is arranged below the clamping piece, and a fixed pulley is arranged on the pulley yoke; the fixed pulley is provided with a guy cable, one end of the guy cable is provided with a balance weight, and the other end of the guy cable is provided with an elastic wrist sleeve; the & L-shaped supporting rod is provided with a slide block which is provided with a supporting rod fastening handle and a bed body fastening bolt; the clamping piece comprises an upper sleeve, the upper sleeve is provided with a handle, the handle is provided with a middle-section screw in thread and a bottom-end connecting thread, the middle-section screw in thread is in threaded connection with the upper sleeve, the bottom-end connecting thread is connected with an inner jacket, and the inner jacket is arranged in the upper sleeve; the lower end of the upper sleeve is in threaded connection with a lower sleeve, the lower sleeve is provided with a hemispherical groove, a connecting ball is arranged between the inner jacket and the hemispherical groove, the connecting ball is provided with a connecting rod, and the connecting rod penetrates through the hemispherical groove and is connected with the pulley yoke. The utility model discloses simple structure, convenient to use, stability is high, and is safe in utilization.
Description
Technical Field
The utility model relates to a medical auxiliary instrument, concretely relates to special traction frame of shoulder arthroscope operation.
Background
Arthroscopes are widely applied in orthopedic surgery, and shoulder arthroscopy surgery is gradually one of important means for treating shoulder joint diseases; the shoulder arthroscopy operation has the advantages of small injury, less bleeding, light postoperative pain, good functional recovery and the like.
The clinical shoulder arthroscopy operation is mostly performed in a lateral position, the body of a patient is required to lean backwards by 20-30 degrees, the far end of an affected limb is suspended and pulled, the abduction is about 45 degrees, the anteflexion is 10-15 degrees, the traction weight is 3-5 kg, and the upper limb is in a suspended position. The traction technology is a common method widely applied in the treatment of orthopedic diseases, at present, the problems of insufficient traction clearance, long body position placing time, inconvenience in traction direction adjustment in operation, easiness in causing nerve and blood vessel injury and the like exist in a traditional traction frame clinically used, and through the discovery of relevant documents, many self-made traction frames also have the problems of complicated design, incapability of being operated by one person, incapability of rotating by 360 degrees and the like.
Disclosure of Invention
The utility model aims to solve the technical problem of providing a special traction frame for shoulder arthroscopic surgery, which has simple structure, convenient operation and wide surgical field.
In order to solve the above technical problems, the present invention provides a traction frame for shoulder arthroscopic surgery, comprising a L-shaped support bar; a clamping piece is arranged above the L-shaped supporting rod, a pulley yoke is arranged below the clamping piece, and the pulley yoke is provided with a fixed pulley; the fixed pulley is provided with a pull rope, one end of the pull rope is provided with a balance weight, and the other end of the pull rope is provided with an elastic wrist sleeve; the L-shaped supporting rod is provided with a slide block, and the slide block is provided with a supporting rod fastening handle and a bed body fastening bolt;
the clamping piece comprises an upper sleeve, the upper sleeve is provided with a handle, the handle is provided with a middle-section screw in thread and a bottom-end connecting thread, the middle-section screw in thread is in threaded connection with the upper sleeve, the bottom-end connecting thread is connected with an inner clamping sleeve, and the inner clamping sleeve is arranged in the upper sleeve; the pulley frame is characterized in that a lower sleeve is connected to the lower end of the upper sleeve in a threaded mode, a hemispherical groove is formed in the lower sleeve, a connecting ball is arranged between the inner jacket and the hemispherical groove, a connecting rod is arranged on the connecting ball, and the connecting rod penetrates through the hemispherical groove and is connected with the pulley frame.
The utility model discloses a counter weight nature tractive disease suffers from the wrist of limb under the action of gravity, doctors and patients personnel then handle the operation of the pathological change tissue between the upper arm bone that pulls open and shoulder blade lacuna, reach the radical cure purpose. After the upper sleeve and the lower sleeve are in threaded connection and fixed, the inner clamping sleeve and the hemispherical groove in the upper sleeve are used for clamping and limiting the connecting ball, and the clamping and limiting tightness can be adjusted by screwing in and screwing out the middle section of the screw threads, so that the operation is convenient. The operation angle of the pulley yoke after retention can be adjusted, thereby facilitating the operation of medical personnel. The slide block of the utility model can slide up and down along the L-shaped support bar for adjustment and the handle is tightly fixed by the support bar for retention, thereby facilitating the adjustment of the pulley yoke setting height; the bed body fastening bolt of the utility model facilitates the retention of the slide block on one side of the bed edge of the sickbed.
Preferably, the L-shaped support bar is provided with a plurality of positioning pin holes, and the slide block is movably provided with pins matched with the positioning pin holes. The sliding block is easy to slip after being fixed, and in order to ensure safety, the sliding block can be effectively prevented from slipping after the pin is inserted into the pin hole, so that the use is safe.
Preferably, the bottom of the L-shaped support bar is provided with a flexible leg, and the bottom of the flexible leg is provided with a flexible pad. The utility model discloses the flexible foot that sets up pulls open under the user state, and flexible foot contacts to earth and can ensure the operation in-process the utility model discloses overall stability, the operation has more the security. The soft foot pad is arranged to reduce noise and increase friction force, thereby providing a stable operation environment for the operation.
Preferably, the counterweight is provided with a number of additional counterweights. The traction force is different due to the difference of the patient types; by adopting the technical scheme, the traction gravity can be quickly adjusted, the application range is wider, and the use is more convenient.
To sum up, the utility model discloses have following beneficial effect:
1. the affected limb is effectively pulled, and the operative field is fully exposed;
2. the operation angle can be flexibly adjusted, and the operation is convenient.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is an exploded view of the clamp of the present invention;
fig. 3 is a schematic view showing a connection state of the connection ball and the lower casing.
Detailed Description
The invention will be further described with reference to the accompanying drawings:
as shown in fig. 1, 2 and 3, the special traction frame for shoulder arthroscopy of the present invention comprises a L-shaped support bar 6; a clamping piece 5 is arranged above the L-shaped supporting rod 6, a pulley yoke 4 is arranged below the clamping piece 5, and the pulley yoke 4 is provided with a fixed pulley 3; the fixed pulley 3 is provided with a guy cable 2, one end of the guy cable 2 is provided with a balance weight 1, and the other end of the guy cable 2 is provided with an elastic wrist sleeve 9; the L-shaped support bar 6 is provided with a slide block 7, and the slide block 7 is provided with a support bar fastening handle 7a and a bed body fastening bolt 7 c;
the clamping piece 5 comprises an upper sleeve 5d, the upper sleeve 5d is provided with a handle 5a, the handle 5a is provided with a middle-section screw-in thread 5b and a bottom-end connecting thread 5c, the middle-section screw-in thread 5b is in threaded connection with the upper sleeve 5d, the bottom-end connecting thread 5c is connected with an inner jacket 5e, and the inner jacket 5e is arranged in the upper sleeve 5 d; the lower end of the upper sleeve 5d is in threaded connection with a lower sleeve 5f, the lower sleeve 5f is provided with a hemispherical groove 5g, a connecting sphere 4a is arranged between the inner jacket 5e and the hemispherical groove 5g, the connecting sphere 4a is provided with a connecting rod 4b, and the connecting rod 4b penetrates through the hemispherical groove 5g and is connected with the pulley frame 4.
The L-shaped support bar 6 is provided with a plurality of positioning pin holes 6a, and the slider 7 is movably provided with a pin 7b matched with the positioning pin holes 6 a.
The bottom of the L-shaped support bar 6 is provided with a flexible leg 6b, and the bottom of the flexible leg 6b is provided with a flexible pad 6 c.
The counterweight 1 is provided with a number of additional counterweights 1 a.
The utility model discloses fixed back, interior double-layered cover 5e and hemisphere type recess 5g embrace and connect spheroid 4a, in the middle section precession thread 5b last precession back, interior double-layered cover 5e, hemisphere type recess 5g strengthen connecting spheroid 4a frictional force, and the pulley yoke 4 that connects spheroid 4a below setting this moment can certain angle put to one side, should put the angle to one side and make things convenient for the operation. The utility model discloses a counter weight 1 is to patient's wrist tractive, is convenient for medical personnel to carry out shoulder arthroscope operation behind external force pull open humerus and shoulder blade.
In the treatment process, the slide block 7 is fixed at one side of a sickbed and is screwed and fixed by a bed body fastening bolt 7 c; after the pulley yoke 4 reaches the required height, the medical staff screws and fixes the supporting rod fastening handle 7 a; subsequent insertion of the pin 7b into the corresponding dowel hole 6a prevents the slider 7 from accidentally sliding off. After the sliding block 7 is fixed, the telescopic foot 6b is pulled open to the soft pad foot 6c to contact the ground, so that the stability of the structure in the operation process is ensured. In operation, the patient takes the lateral position, the elastic wristlet 9 fixes the wrist at one side of the affected limb of the patient, the counterweight 1 pulls the wrist of the patient by gravity, if the traction force is too small, the additional counterweight 1a can be added until the required traction force is reached.
In practice, the positioning pin hole 6a may be a horizontal bar-shaped hole, and when this embodiment is adopted, the L-shaped bar 6 may be rotated at a certain angle along the slider 7, thereby facilitating the adjustment of the angle for the surgical operation.
The utility model discloses simple structure, convenient to use, but one-man operation, its stability is high, safe in utilization, the practicality is strong, utensil popularization and application is worth.
From this it can be seen that the foregoing illustrates and describes the general principles and essential features of the invention, together with the advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention.
Claims (4)
1. A traction frame for shoulder arthroscopic surgery comprises a L-shaped support bar (6); the method is characterized in that: a clamping piece (5) is arranged above the L-shaped supporting rod (6), a pulley yoke (4) is arranged below the clamping piece (5), and a fixed pulley (3) is arranged on the pulley yoke (4); the fixed pulley (3) is provided with a pull rope (2), one end of the pull rope (2) is provided with a balance weight (1), and the other end of the pull rope (2) is provided with an elastic wrist sleeve (9); the L-shaped supporting rod (6) is provided with a slide block (7), and the slide block (7) is provided with a supporting rod fastening handle (7 a) and a bed body fastening bolt (7 c);
the clamping piece (5) comprises an upper sleeve (5 d), the upper sleeve (5 d) is provided with a handle (5 a), the handle (5 a) is provided with a middle-section screw in tooth (5 b) and a bottom-end connecting tooth (5 c), the middle-section screw in tooth (5 b) is in threaded connection with the upper sleeve (5 d), the bottom-end connecting tooth (5 c) is connected with an inner jacket (5 e), and the inner jacket (5 e) is arranged in the upper sleeve (5 d); the lower end of the upper sleeve (5 d) is in threaded connection with a lower sleeve (5 f), the lower sleeve (5 f) is provided with a hemispherical groove (5 g), a connecting sphere (4 a) is arranged between the inner jacket (5 e) and the hemispherical groove (5 g), the connecting sphere (4 a) is provided with a connecting rod (4 b), and the connecting rod (4 b) penetrates through the hemispherical groove (5 g) and is connected with the pulley frame (4).
2. The special traction frame for shoulder arthroscopic surgery according to claim 1, wherein: the L-shaped support bar (6) is provided with a plurality of positioning pin holes (6 a), and the slide block (7) is movably provided with a pin (7 b) matched with the positioning pin holes (6 a).
3. The special traction frame for shoulder arthroscopic surgery according to claim 1, wherein: the bottom of the L-shaped support bar (6) is provided with a telescopic leg (6 b), and the bottom of the telescopic leg (6 b) is provided with a flexible pad leg (6 c).
4. The special traction frame for shoulder arthroscopic surgery according to claim 1, wherein: the counterweight (1) is provided with a plurality of additional counterweights (1 a).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922268960.7U CN211484978U (en) | 2019-12-17 | 2019-12-17 | Special traction frame for shoulder arthroscopy operation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922268960.7U CN211484978U (en) | 2019-12-17 | 2019-12-17 | Special traction frame for shoulder arthroscopy operation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211484978U true CN211484978U (en) | 2020-09-15 |
Family
ID=72416355
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922268960.7U Expired - Fee Related CN211484978U (en) | 2019-12-17 | 2019-12-17 | Special traction frame for shoulder arthroscopy operation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211484978U (en) |
-
2019
- 2019-12-17 CN CN201922268960.7U patent/CN211484978U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200915 Termination date: 20211217 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |