CN216908505U

CN216908505U - Posture traction frame for orthopedic shoulder arthroscopy operation

Info

Publication number: CN216908505U
Application number: CN202123235505.0U
Authority: CN
Inventors: 徐伟龙
Original assignee: Shenzhen Pingle Orthopedic Hospital (shenzhen Pingshan District Hospital Of Tcm)
Current assignee: Shenzhen Pingle Orthopedic Hospital (shenzhen Pingshan District Hospital Of Tcm)
Priority date: 2021-12-21
Filing date: 2021-12-21
Publication date: 2022-07-08
Anticipated expiration: 2031-12-21

Abstract

The utility model discloses a body position traction frame for an orthopedic shoulder arthroscopic surgery, which relates to the technical field of medical instruments and comprises a support plate, a connecting block and a mounting base, wherein the connecting block is connected to the bottom of the support plate, in the utility model, a miniature driving motor is started to drive a two-way screw rod to rotate, so that two positioning blocks in threaded connection on the two-way screw rod relatively move, then the device can be mounted on a medical bed by the two positioning blocks, a miniature servo motor is started to drive a transmission screw rod to rotate, a transmission block in threaded connection on the transmission screw rod drives a placing plate to adjust the height, so that the hands of patients with different heights can be fixed, a miniature electric telescopic rod is started to drive a sliding block to slide, then a connecting rod in rotary connection on the sliding block can push the fixing base and the mounting block to adjust the angle, and the angle and the height required by the surgery can be simply and quickly adjusted, and reduces the space occupied by the device when in use.

Description

Posture traction frame for orthopedic shoulder arthroscopy operation

Technical Field

The utility model relates to the technical field of medical instruments, in particular to a posture traction frame for an orthopedic shoulder arthroscopy operation.

Background

Because the shoulder joint anatomical structure is special, when patients suffering from shoulder arthritis, biceps brachii muscle rupture, osteoarthritis and the like perform shoulder arthroscopic surgery, the patients usually need to adopt a lateral position, and in order to obtain a good surgical field and facilitate surgical operation, upper limb traction equipment is usually needed to maintain the design requirement of the abduction of the affected limb. The shoulder arthroscopy operation is suitable for the surgical treatment of free joint bodies, biceps brachii muscle fracture, osteoarthritis and the like.

The prior art (publication number CN207627359U) discloses a shoulder arthroscope operation traction fixing device, including stand and haulage rope, stand bottom fixed connection chassis, stand top fixed connection traction frame, traction frame both ends bottom all is provided with the pulley yoke, all be provided with the fixed pulley in the pulley yoke, the haulage rope slides on the fixed pulley, haulage rope one end is connected with the weight, the haulage rope other end is connected with the arm sheath, the traction frame is kept away from stand one end and is provided with solid rope device, gu rope device bottom fixedly connected with rope, the terminal fixed connection of rope hangs the arm. The shoulder joint protection device is novel in structure and simple to operate, the body position can be well fixed through the hanging arm, the angle of the arm sheath can be effectively adjusted through the weight, the hook on the arm sheath is connected with the hook fixing frame to assist in adjusting the angle of the arm sheath, so that a shoulder joint cavity is effectively opened, and the arm sheath is internally provided with the sponge to prevent injury to nerve and blood vessels on the shoulder of a patient.

However, the traction fixing device for shoulder arthroscopic surgery still has the following problems in practical use: if the device is in the use, the angle of arm sheath is adjusted to staff's accessible regulation weight, consequently, when carrying out the operation to different patients, need place the weight of different weight respectively in order to conveniently carry out the operation to the patient, so the method is adjusted comparatively loaded down with trivial details, especially to some medical personnel of practising, often unable timely effectual angle to its treatment is adjusted, and the weight of weight is generally for fixing, the required angle when its unable accurate control operation, the device is when using to place the device near the sick bed, and then fix patient's hand, and this placement method is comparatively occupation space, inconvenient medical personnel walk to take other medical instrument when the operation, consequently the device has certain limitation in the use.

SUMMERY OF THE UTILITY MODEL

The utility model provides a posture traction frame for an orthopedic shoulder arthroscopy operation, which solves the technical problems of poor hand traction effect and large occupied space during use in the prior art.

In order to solve the technical problems, the body position traction frame for the orthopedic shoulder arthroscopy operation comprises a supporting plate, a connecting block and an installation base, wherein the connecting block is connected to the bottom of the supporting plate, the installation base is connected to the top of the supporting plate, a traction mechanism is arranged at the top of the supporting plate, a positioning mechanism is arranged in the connecting block, and an installation cavity convenient for installation of the positioning mechanism is formed in the connecting block.

Preferably, the traction mechanism comprises an installation block, the installation block is rotatably connected to an installation base, a cavity is formed in the installation block, a micro servo motor is connected to one side of the installation block, a driving end of the micro servo motor extends into the cavity and is connected with a transmission screw rod, the transmission screw rod is rotatably connected to the cavity, a transmission block is in threaded connection with the transmission screw rod, a placing plate is connected to one side of the transmission block and is positioned outside the installation block, elastic magic tapes are connected to both sides of the placing plate, a connecting groove is formed in the support plate, a micro electric telescopic rod is connected to the connecting groove, a sliding block is connected to the telescopic end of the micro electric telescopic rod and is slidably connected to the connecting groove, a connecting rod is rotatably connected to the sliding block, and a fixed base is rotatably connected to one end of the connecting rod, which is far away from the sliding block, the unable adjustment base is connected on one side of installation piece, and this setting can be simple quick adjusts patient's required height and angle of treatment.

Preferably, positioning mechanism is including placing the piece, place the bottom of piece connection at the connecting block, place the piece and seted up fixed chamber, the bottom of placing the piece is connected with micro drive motor, micro drive motor's drive end extends to fixed intracavity and is connected with two-way screw rod, threaded connection has two locating pieces of mutual symmetry on the two-way screw rod, the one end of locating piece extends to the outside of placing the piece, and this setting can make things convenient for the device to fix a position, has reduced the shared space of device when using.

Preferably, the bottom of locating piece is connected with the connection base, the bottom of connecting the base is provided with the pulley, pulley sliding connection is on placing the inside wall of piece, and this setting can conveniently restrict the removal of locating piece.

Preferably, the mounting block is internally connected with a limiting rod, the transmission block is connected to the limiting rod in a sliding manner, a connector matched with the limiting rod is formed in the transmission block, and the transmission block can provide a certain limiting effect for the sliding transmission block.

Preferably, a guide rod is connected in the connecting groove, the sliding block is connected on the guide rod in a sliding mode, and the arrangement can provide a certain guiding effect for the sliding block.

Preferably, the locating piece extends to and places the piece outside one side and is connected with the slipmat, integrated into one piece has anti-skidding line on the slipmat, should set up the fixed effect that has improved the locating piece.

Preferably, be connected with control panel in the backup pad, control panel respectively with miniature servo motor, miniature electric telescopic handle and miniature driving motor electric connection, this setting can conveniently be controlled the device.

Compared with the related art, the utility model has the following beneficial effects:

1. according to the medical bed, the miniature driving motor is started to drive the bidirectional screw to rotate, so that the two positioning blocks in threaded connection on the bidirectional screw move relatively, and then the device can be installed on the medical bed through the two positioning blocks.

2. According to the utility model, the miniature servo motor is started to drive the transmission screw to rotate, so that the transmission block in threaded connection on the transmission screw drives the placing plate to adjust the height, the hand of patients with different heights can be conveniently fixed, the miniature electric telescopic rod is started to drive the sliding block to slide, then the connecting rod in rotary connection on the sliding block can push the fixing base and the mounting block to adjust the angle, and the angle required by the operation can be conveniently adjusted through the arrangement.

Drawings

FIG. 1 is a schematic view of the overall structure of a posture traction frame for an orthopedic shoulder arthroscopic surgery;

FIG. 2 is a side view of a posture traction frame for an orthopedic shoulder arthroscopic surgery;

FIG. 3 is a front view of a mounting block in a posture traction frame for an orthopedic shoulder arthroscopic surgery;

FIG. 4 is an enlarged view of the structure at A in FIG. 3;

fig. 5 is an enlarged view of the structure at B in fig. 2.

Reference numbers in the figures: 1. a support plate; 2. connecting blocks; 3. installing a base; 4. mounting blocks; 5. a micro servo motor; 6. a drive screw; 7. a transmission block; 8. placing the plate; 9. an elastic magic tape; 10. a miniature electric telescopic rod; 11. a slider; 12. a connecting rod; 13. a fixed base; 14. placing the blocks; 15. a micro drive motor; 16. a bidirectional screw; 17. positioning blocks; 18. connecting a base; 19. a limiting rod; 20. a guide bar; 21. a non-slip mat.

Detailed Description

In a first embodiment, shown in fig. 1-5, a posture traction frame for orthopedic shoulder arthroscopic surgery, comprises: the mounting structure comprises a supporting plate 1, a connecting block 2 and a mounting base 3, wherein the connecting block 2 is connected to the bottom of the supporting plate 1, the mounting base 3 is connected to the top of the supporting plate 1, a traction mechanism is arranged at the top of the supporting plate 1, a positioning mechanism is arranged in the connecting block 2, a mounting cavity convenient for the positioning mechanism to mount is formed in the connecting block 2, the traction mechanism comprises a mounting block 4, the mounting block 4 is rotatably connected to the mounting base 3, a cavity is formed in the mounting block 4, one side of the mounting block 4 is connected with a micro servo motor 5, a driving end of the micro servo motor 5 extends into the cavity and is connected with a transmission screw 6, the transmission screw 6 is rotatably connected in the cavity, a transmission block 7 is in threaded connection with the transmission screw 6, one side of the transmission block 7 is connected with a placing plate 8, the placing plate 8 is positioned outside the mounting block 4, both sides of the placing plate 8 are both connected with elastic magic tapes 9, one elastic magic tapes 9 is arranged on the elastic magic tapes, a female magic tape is arranged on the other elastic magic tape 9, a connecting groove is arranged in the supporting plate 1, a miniature electric telescopic rod 10 is connected in the connecting groove, a sliding block 11 is connected at the telescopic end of the miniature electric telescopic rod 10, the sliding block 11 is connected in the connecting groove in a sliding way, a connecting rod 12 is connected on the sliding block 11 in a rotating way, one end of the connecting rod 12, which is far away from the sliding block 11, is connected with a fixed base 13 in a rotating way, the fixed base 13 is connected on one side of the mounting block 4, the positioning mechanism comprises a placing block 14, the placing block 14 is connected at the bottom of the connecting block 2, a fixed cavity is arranged in the placing block 14, the bottom of the placing block 14 is connected with a miniature driving motor 15, the driving end of the miniature driving motor 15 extends into the fixed cavity and is connected with a two-way screw 16, two positioning blocks 17 which are symmetrical to each other are connected on the two-way screw 16, one end of the positioning blocks 17 extends to the outside of the placing block 14, start miniature driving motor 15 and drive two-way screw rod 16 and rotate, two locating piece 17 relative movement of threaded connection on making two-way screw rod 16, then two locating piece 17 can be installed the device on medical bed, start miniature servo motor 5 and drive screw 6 and rotate, make drive screw 6 go up threaded connection's drive block 7 drive place board 8 and carry out the regulation of height, this setting has made things convenient for patient's hand to different heights to fix, start miniature electric telescopic handle 10 and drive slider 11 and slide, then the connecting rod 12 of rotating the connection on the slider 11 can promote unable adjustment base 13 and installation piece 4 and carry out the regulation of angle.

In the second embodiment, on the basis of the first embodiment, the bottom of the positioning block 17 is connected with the connecting base 18, the bottom of the connecting base 18 is provided with the pulley, and the pulley is slidably connected to the inner side wall of the placing block 14, so that the positioning block 17 can be conveniently limited in movement, the rotation of the positioning block 17 along with the rotation of the bidirectional screw 16 is avoided, and the stability of the positioning block 17 in the movement process is improved.

Third embodiment, on the basis of first embodiment, install in the piece 4 and be connected with gag lever post 19, transmission piece 7 sliding connection is on gag lever post 19, sets up the connector with gag lever post 19 looks adaptation in the transmission piece 7, and this setting can provide certain spacing effect to gliding transmission piece 7, has improved the stability of transmission piece 7 in the slip process.

Fourth embodiment, on the basis of first embodiment, the connecting groove in-connection has guide bar 20, and slider 11 sliding connection is on guide bar 20, and this setting can provide certain guide effect to gliding slider 11, avoids slider 11 to appear the condition of rocking at the removal in-process.

Fifth, on the basis of the first embodiment, one side of the positioning block 17 extending to the outside of the placing block 14 is connected with a non-slip mat 21, and the non-slip mat 21 is integrally formed with non-slip lines, so that the fixing effect of the positioning block 17 is improved, and the stability of the device in use is improved.

Sixth embodiment, on the basis of first embodiment, be connected with control panel on the backup pad 1, control panel respectively with miniature servo motor 5, miniature electric telescopic handle 10 and miniature driving motor 15 electric connection, this setting can conveniently be controlled the device, has improved the practicality of device.

The working principle is as follows:

when the device needs to be fixed:

at first with two locating pieces 17 joint on the medical bed, then start miniature driving motor 15 and drive two-way screw rod 16 and rotate, two locating pieces 17 relative movement of threaded connection on making two-way screw rod 16, then two locating pieces 17 can be installed the device on medical bed, and then reduced the space that the device took when using, solved among the prior art inconvenient medical personnel when using and taken other medical instrument's problem.

When the device is used:

at first start miniature servo motor 5 and drive screw 6 and rotate, make drive screw 6 go up the drive block 7 drive of threaded connection place board 8 and carry out the regulation of height, and then the convenient hand to different patients is fixed, then place patient's hand on placing board 8, utilize the elasticity magic area 9 of two settings to fix the hand afterwards, start miniature electric telescopic handle 10 and drive slider 11 and slide, then the connecting rod 12 of rotating the connection on the slider 11 can promote unable adjustment base 13 and installation piece 4 and carry out the regulation of angle, the device can make things convenient for medical personnel to carry out quick accurate regulation to the angle that the operation needs.

Claims

1. A posture traction frame for orthopedic shoulder arthroscopic surgery, comprising: the mounting structure comprises a supporting plate (1), a connecting block (2) and a mounting base (3), wherein the connecting block (2) is connected to the bottom of the supporting plate (1), and the mounting base (3) is connected to the top of the supporting plate (1), and is characterized in that a traction mechanism is arranged at the top of the supporting plate (1), a positioning mechanism is arranged in the connecting block (2), a mounting cavity convenient for the positioning mechanism to mount is formed in the connecting block (2), the traction mechanism comprises a mounting block (4), the mounting block (4) is rotatably connected to the mounting base (3), a cavity is formed in the mounting block (4), one side of the mounting block (4) is connected with a micro servo motor (5), a driving end of the micro servo motor (5) extends into the cavity and is connected with a transmission screw (6), the transmission screw (6) is rotatably connected in the cavity, the transmission screw rod (6) is in threaded connection with a transmission block (7), one side of the transmission block (7) is connected with a placing plate (8), the placing plate (8) is located outside the installation block (4), two sides of the placing plate (8) are both connected with elastic magic tapes (9), a connecting groove is formed in the support plate (1), a micro electric telescopic rod (10) is connected in the connecting groove, the telescopic end of the micro electric telescopic rod (10) is connected with a sliding block (11), the sliding block (11) is connected in the connecting groove in a sliding manner, a connecting rod (12) is rotatably connected on the sliding block (11), one end, far away from the sliding block (11), of the connecting rod (12) is rotatably connected with a fixed base (13), the fixed base (13) is connected on one side of the installation block (4), the positioning mechanism comprises a placing block (14), and the placing block (14) is connected to the bottom of the connecting block (2), it has fixed chamber to open in placing piece (14), the bottom of placing piece (14) is connected with micro drive motor (15), micro drive motor's (15) drive end extends to fixed intracavity and is connected with two-way screw rod (16), threaded connection has two locating piece (17) of mutual symmetry on two-way screw rod (16), the one end of locating piece (17) extends to the outside of placing piece (14).

2. The posture traction frame for the orthopedic shoulder arthroscopic surgery as claimed in claim 1, wherein the bottom of the positioning block (17) is connected with a connecting base (18), the bottom of the connecting base (18) is provided with a pulley, and the pulley is slidably connected on the inner side wall of the placing block (14).

3. The posture traction frame for the orthopedic shoulder arthroscopic surgery as claimed in claim 1, wherein a limiting rod (19) is connected in the mounting block (4), the transmission block (7) is connected on the limiting rod (19) in a sliding manner, and a connecting port matched with the limiting rod (19) is formed in the transmission block (7).

4. The posture traction frame for the orthopedic shoulder arthroscopic surgery as claimed in claim 1, wherein a guide rod (20) is connected in the connecting groove, and the sliding block (11) is slidably connected on the guide rod (20).

5. The posture traction frame for the orthopedic shoulder arthroscopic surgery as claimed in claim 1, wherein one side of the positioning block (17) extending to the outside of the placing block (14) is connected with a non-slip mat (21), and non-slip lines are integrally formed on the non-slip mat (21).

6. The posture traction frame for the orthopedic shoulder arthroscopic surgery as claimed in claim 1, wherein the support plate (1) is connected with a control panel, and the control panel is electrically connected with the micro servo motor (5), the micro electric telescopic rod (10) and the micro driving motor (15) respectively.