CN209826971U - Mechanical arm for connecting NDI equipment and operating table - Google Patents
Mechanical arm for connecting NDI equipment and operating table Download PDFInfo
- Publication number
- CN209826971U CN209826971U CN201920179178.5U CN201920179178U CN209826971U CN 209826971 U CN209826971 U CN 209826971U CN 201920179178 U CN201920179178 U CN 201920179178U CN 209826971 U CN209826971 U CN 209826971U
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- 230000000694 effects Effects 0.000 claims description 29
- 238000000034 method Methods 0.000 abstract description 4
- 210000003781 tooth socket Anatomy 0.000 description 7
- 230000001174 ascending effect Effects 0.000 description 2
- 208000004550 Postoperative Pain Diseases 0.000 description 1
- 208000002847 Surgical Wound Diseases 0.000 description 1
- 230000004308 accommodation Effects 0.000 description 1
- 239000008280 blood Substances 0.000 description 1
- 210000004369 blood Anatomy 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000003203 everyday effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000001356 surgical procedure Methods 0.000 description 1
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Abstract
The utility model belongs to the technical field of the medical instrument technique of making and specifically relates to a connect arm of NDI equipment and operation table, this arm of its characterized in that includes clamping components, vertical arm, first ball joint, first movable arm, locking knob subassembly, second movable arm, second ball joint and third movable arm, first ball joint and second ball joint include ball round pin and joint shell, locking knob subassembly constitute by last adapter sleeve, lower adapter sleeve, round platform type locking post and locking handle, first movable arm and second movable arm establish to tubulose, be equipped with the locking pole in the first movable arm of tubulose and the second movable arm, through rotating locking handle with round platform type locking post rebound and then drive the locking pole and move towards both sides and then lock the ball round pin in first ball joint and the second ball joint simultaneously, have simple structure, Convenient use, accurate positioning, high stability, capability of locking adjacent ball joints simultaneously and the like.
Description
Technical Field
The utility model belongs to the technical field of the medical instrument manufacturing technology and specifically relates to a simple structure, convenient to use, location are accurate, stability is high, can lock adjacent ball joint's the arm of connecting NDI equipment and operation table simultaneously.
Background
As is well known, surgical robots are becoming an increasingly integral part of everyday medical tasks as robotic systems continue to evolve. Compared with the traditional incision fracture reduction operation, the surgical robot has the obvious advantages that: the arm of the surgical robot is very flexible, has extremely high stability and accuracy, can finish various fine surgeries with high difficulty, and meanwhile, the surgical wound of the surgical robot is only 2-3 cm, so that the blood loss and postoperative pain of a patient are greatly reduced.
At present, connect arm commonly used between NDI equipment and the operation table generally is through three guide arms, adjust surgical equipment respectively and realize required position in X, Y, Z ascending positions, this mode is difficult for the operation need adjust the ascending position in single direction respectively when the adjustment and can realize required position, and the control is not good to the adjustment distance in each direction in accommodation process, difficult disposable adjustment targets in place, in the medical treatment operation process, for cooperating different operation positions, NDI equipment need carry out the adjustment of different positions, only adjust equipment to suitable position and just can accomplish better supplementary operation better.
Disclosure of Invention
The utility model aims at solving the defects of the prior art, and providing the mechanical arm for connecting the NDI equipment and the operating table, which has the advantages of simple structure, convenient use, accurate positioning, high stability and capability of locking the adjacent ball joints simultaneously.
The utility model provides a technical scheme that its technical problem adopted is:
a mechanical arm for connecting NDI equipment with an operating table is characterized by comprising a clamping component, a vertical arm, a first ball joint, a first movable arm, a locking knob component, a second movable arm, a second ball joint and a third movable arm, wherein the first ball joint and the second ball joint comprise ball pins and joint shells, the vertical arm is arranged above the clamping component, the lower end of the vertical arm is connected with the clamping component, the upper end of the vertical arm is connected with the ball pins in the first ball joint, the joint shells of the first ball joint are sleeved on the outer sides of the ball pins, the joint shells of the first ball joint are connected with the first movable arm, the first movable arm is connected with the second movable arm through the locking knob component, the second movable arm is connected with the third movable arm through the second ball joint, the joint shells in the second ball joint are connected with the second movable arm, the ball pin in the second ball joint is connected with a third movable arm, the locking knob component consists of an upper connecting sleeve, a lower connecting sleeve, a circular truncated cone-shaped locking column and a locking handle, the upper connecting sleeve is connected with the first movable arm, the lower connecting sleeve is connected with the second movable arm, the circular truncated cone-shaped locking column is arranged in the upper connecting sleeve and the lower connecting sleeve, the lower end of the circular truncated cone-shaped locking column is connected with the inner bottom of the lower connecting sleeve through a threaded boss, the upper end of the circular truncated cone-shaped locking column extends into the upper connecting sleeve and penetrates through the upper connecting sleeve through a connecting rod to be connected with the locking handle, the first movable arm and the second movable arm are tubular, locking rods are arranged in the tubular first movable arm and the tubular second movable arm, one end of each locking rod extends into a joint shell of the first ball joint or the second ball joint to be abutted against the ball pin, and the other end of each locking rod extends into the upper connecting sleeve or the lower connecting sleeve to be abutted against the circular truncated cone-, locking handle with round platform type locking post rebound and then drive the locking pole and move and then lock the ball round pin in first ball joint and the second ball joint simultaneously towards both sides through rotating, realize the locking simultaneously between first activity arm and vertical arm and third activity arm and the second activity arm.
Clamping component constitute by U type joint board, locking plate, locking bolt and locking handle, U type joint board constitute by last diaphragm, lower diaphragm and intermediate riser, go up the diaphragm and be connected through intermediate riser with lower diaphragm, lower diaphragm on be equipped with the locking screw, be equipped with the locking bolt in the locking screw, the last side of diaphragm is stretched into down and is connected with the locking plate in the upper end of locking bolt, the lower face that the lower extreme of locking bolt stretches out down the diaphragm is connected with the locking handle, through rotating the lower of locking handle drive locking plate realize U type joint integrated circuit board on the operation table, the last face top of the last diaphragm of U type joint board be connected with the lower extreme of vertical arm.
Last adapter sleeve among the locking knob subassembly and down rotate through the bearing between the adapter sleeve and be connected, make things convenient for the rotation between first movable handle and the second movable handle.
The tip of third activity arm be equipped with the tooth's socket of being connected with NDI equipment, NDI equipment is connected with third activity arm through the tooth's socket, prevents that NDI equipment from rotating after fixed, increases the holistic stability of structure.
Ball round pin in first ball joint and the second ball joint be connected with vertical arm and third activity arm through the threaded rod respectively, increase structural connection's stability.
First movable arm and the inside locking pole of second movable arm one end be equipped with ball joint sphere matched with ball groove, the other end be equipped with round platform type locking post side matched with arc wall, make area of contact big between locking pole and ball joint and the round platform type locking post, guarantee the locking effect.
Joint shell and first activity arm in the first ball joint between through the bearing or stretch into the joint boss in the joint shell and rotate and be connected, second ball joint in joint shell and the second activity arm between through the bearing or stretch into the joint boss in the joint shell and rotate and be connected, realize the rotation of first activity arm and second activity arm and connect.
The utility model comprises a clamping component, a vertical arm, a first ball joint, a first movable arm, a locking knob component, a second movable arm, a second ball joint and a third movable arm, wherein the first ball joint and the second ball joint comprise ball pins and joint shells, the vertical arm is arranged above the clamping component, the lower end of the vertical arm is connected with the clamping component, the upper end of the vertical arm is connected with the ball pins in the first ball joint, the joint shell of the first ball joint is sleeved outside the ball pins, the joint shell of the first ball joint is connected with the first movable arm, the first movable arm is connected with the second movable arm through the locking knob component, the second movable arm is connected with the third movable arm through the second ball joint, the joint shell in the second ball joint is connected with the second movable arm, the ball pins in the second ball joint are connected with the third movable arm, the locking knob component comprises an upper connecting sleeve, a lower connecting sleeve, a circular truncated cone type locking column and a locking handle, wherein the upper connecting sleeve is connected with a first movable arm, the lower connecting sleeve is connected with a second movable arm, the circular truncated cone type locking column is arranged in the upper connecting sleeve and the lower connecting sleeve, the lower end of the circular truncated cone type locking column is connected with the inner bottom of the lower connecting sleeve through a threaded boss, the upper end of the circular truncated cone type locking column extends into the upper connecting sleeve and penetrates through the upper connecting sleeve through a connecting rod to be connected with the locking handle, the first movable arm and the second movable arm are tubular, locking rods are arranged in the tubular first movable arm and the tubular second movable arm, one end of each locking rod extends into a joint shell of the first ball joint or the second ball joint to be abutted against a ball pin, and the other end of each locking rod extends into the upper connecting sleeve or the lower connecting sleeve to be abutted against the circular truncated cone type locking column, the locking device comprises a locking handle, a locking rod, a locking component, a clamping component, a locking screw hole, a locking bolt and a locking handle, wherein the locking handle is rotated to move a circular truncated cone-shaped locking column upwards to drive the locking rod to move towards two sides so as to simultaneously lock ball pins in a first ball joint and a second ball joint, so that simultaneous locking between a first movable arm and a vertical arm and between a third movable arm and a second movable arm is realized, the clamping component comprises a U-shaped clamping plate, a locking bolt and a locking handle, the U-shaped clamping plate comprises an upper transverse plate, a lower transverse plate and a middle vertical plate, the upper transverse plate and the lower transverse plate are connected through the middle vertical plate, the lower transverse plate is provided with the locking screw hole, the locking bolt is arranged in the locking screw hole, the upper end of the locking bolt extends into the upper side surface of the lower transverse plate and is connected with the locking plate, the lower end, the upper part of the upper plate surface of the upper transverse plate of the U-shaped clamping plate is connected with the lower end of a vertical arm, an upper connecting sleeve and a lower connecting sleeve in the locking knob component are in rotating connection through a bearing, so that the first movable handle and the second movable handle can rotate conveniently, the end part of the third movable arm is provided with a tooth socket connected with an NDI device, the NDI device is connected with the third movable arm through the tooth socket to prevent the NDI device from rotating after being fixed, the stability of the whole structure is improved, ball pins in the first ball joint and the second ball joint are respectively connected with the vertical arm and the third movable arm through threaded rods to improve the stability of the structural connection, one end of a locking rod in the first movable arm and the second movable arm is provided with a ball socket matched with the spherical surface of the ball joint, the other end of the locking rod is provided with an arc-shaped groove matched with the side surface of a circular table-shaped locking column, make area of contact big between locking pole and ball joint and the round platform type locking post, guarantee the locking effect, first ball joint in joint shell and the first movable arm between through the bearing or stretch into the joint boss in the joint shell and rotate and be connected, second ball joint in joint shell and the second movable arm between through the bearing or stretch into the joint boss in the joint shell and rotate and be connected, realize the rotation of first movable arm and second movable arm and connect, have simple structure, convenient to use, fix a position accuracy, stability is high, can lock advantages such as adjacent ball joint simultaneously.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a sectional view of fig. 1.
Fig. 3 is an enlarged view of the end of the third movable arm of the present invention.
Fig. 4 is an enlarged view of the locking knob assembly of the present invention.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings:
as shown in the attached drawings, the mechanical arm for connecting the NDI equipment with the operating table is characterized by comprising a clamping component, a vertical arm 1, a first ball joint 2, a first movable arm 3, a locking knob component, a second movable arm 4, a second ball joint 5 and a third movable arm 6, wherein the first ball joint 2 and the second ball joint 5 comprise ball pins and joint shells, the vertical arm 1 is arranged above the clamping component, the lower end of the vertical arm 1 is connected with the clamping component, the upper end of the vertical arm 1 is connected with the ball pins in the first ball joint 2, the joint shells of the first ball joint 2 are sleeved outside the ball pins, the joint shells of the first ball joint 2 are connected with the first movable arm 3, the first movable arm 3 is connected with the second movable arm 4 through the locking knob component, the second movable arm 4 is connected with the third movable arm 6 through the second ball joint 5, the joint shell in the second ball joint 5 is connected with a second movable arm 4, the ball pin in the second ball joint 5 is connected with a third movable arm 6, the locking knob component consists of an upper connecting sleeve 7, a lower connecting sleeve 8, a circular truncated cone-shaped locking column 9 and a locking handle 10, the upper connecting sleeve 7 is connected with the first movable arm 3, the lower connecting sleeve 8 is connected with the second movable arm 4, the circular truncated cone-shaped locking column 9 is arranged in the upper connecting sleeve 7 and the lower connecting sleeve 8, the lower end of the circular truncated cone-shaped locking column 9 is connected with the inner bottom of the lower connecting sleeve 8 through a threaded boss 11, the upper end of the circular truncated cone-shaped locking column 9 extends into the upper connecting sleeve 7 and penetrates through the upper connecting sleeve 7 through a connecting rod 12 to be connected with the locking handle 10, the first movable arm 3 and the second movable arm 4 are tubular, a locking rod 13 is arranged in the tubular first movable arm 3 and the second movable arm 4, one end of a locking rod 13 extends into a joint shell of the first ball joint 2 or the second ball joint 5 to be abutted against a ball pin, the other end of the locking rod 13 extends into an upper connecting sleeve 7 or a lower connecting sleeve 8 to be abutted against a circular truncated cone-shaped locking column 9, the circular truncated cone-shaped locking column 9 is moved upwards by rotating a locking handle 10 so as to drive the locking rod 13 to move towards two sides and further simultaneously lock the ball pins in the first ball joint 2 and the second ball joint 5, so that simultaneous locking between the first movable arm 3 and the vertical arm 1 as well as between the third movable arm 6 and the second movable arm 4 is realized, a clamping assembly consists of a U-shaped clamping plate 14, a locking plate 15, a locking bolt 16 and a locking handle 17, the U-shaped clamping plate 14 consists of an upper transverse plate, a lower transverse plate and a middle vertical plate, the upper transverse plate and the lower transverse plate are connected through the middle vertical plate, the lower transverse plate is provided with a locking screw hole, and the locking bolt 16 is arranged in the locking, the upper end of a locking bolt 16 extends into the upper side surface of the lower transverse plate and is connected with a locking plate 15, the lower end of the locking bolt 16 extends out of the lower plate surface of the lower transverse plate and is connected with a locking handle 17, the locking handle 17 is rotated to drive the locking plate 15 to move up and down to clamp the U-shaped clamping plate 14 on an operating bed, the upper part of the upper plate surface of the upper transverse plate of the U-shaped clamping plate 14 is connected with the lower end of a vertical arm 1, an upper connecting sleeve 7 and a lower connecting sleeve 8 in the locking knob component are rotatably connected through a bearing to facilitate the rotation between a first movable handle and a second movable handle, a tooth socket 18 connected with NDI equipment is arranged at the end part of the third movable arm 6, the NDI equipment is connected with the third movable arm 6 through the tooth socket 18 to prevent the NDI equipment from rotating after being fixed, the stability of the whole structure is improved, ball pins in the first ball joint 2 and the second ball joint 5 are respectively connected with the vertical arm 1 and the third movable arm 6, the stability of increase structural connection, the inside locking pole 13's of first activity arm 3 and second activity arm 4 one end be equipped with ball joint sphere matched with ball groove, the other end be equipped with circular table type locking post 9 side matched with arc wall, make locking pole 13 and ball joint and circular table type locking post 9 between area of contact big, guarantee the locking effect, joint shell and the first activity arm in the first ball joint between rotate through the bearing or stretch into the joint boss in the joint shell and be connected, joint shell and the second activity arm in the second ball joint between rotate through the bearing or stretch into the joint boss in the joint shell and be connected, realize the rotation of first activity arm and second activity arm and connect, above-mentioned first ball joint and second ball joint be prior art, this is not repeated.
When the utility model is used, the clamping component in the mechanical arm is clamped on the operating bed, the end part of the third movable arm 6 is connected with NDI equipment through the tooth socket 18, when the rotary screwing handle moves the round table type locking column 9 upwards and screws out, the round table type locking column 9 moves upwards and simultaneously pushes the two locking rods 13 through the inclined plane, when the locking rods 13 are pushed, the end structure extrudes the ball joints, so that the ball pins in the ball joints can not rotate, and each ball joint can not rotate around each movable arm, when the locking knob screws out, the connecting part of the movable arm and the round table type locking column 9 is simultaneously extruded, by the method, one locking knob component is realized to lock all the movable joints, the operation is more convenient, after the locking knob component is loosened, the position of the operating equipment is directly adjusted to the required position according to the height of the operating bed, the condition of a patient and the free position of the operating body, the locking knob component is screwed to lock the position of the mechanical arm, thereby greatly facilitating the operation of fixing NDI equipment, the mechanical arm comprises a clamping component, a vertical arm 1, a first ball joint 2, a first movable arm 3, a locking knob component, a second movable arm 4, a second ball joint 5 and a third movable arm 6, the first ball joint 2 and the second ball joint 5 comprise ball pins and joint shells, the vertical arm 1 is arranged above the clamping component, the lower end of the vertical arm 1 is connected with the clamping component, the upper end of the vertical arm 1 is connected with the ball pins in the first ball joint 2, the joint shell of the first ball joint 2 is sleeved outside the ball pins, the joint shell of the first ball joint 2 is connected with the first movable arm 3, the first movable arm 3 is connected with the second movable arm 4 through the locking knob component, the second movable arm 4 is connected with the third movable arm 6 through the second ball joint 5, the joint shell in the second ball joint 5 is connected with a second movable arm 4, the ball pin in the second ball joint 5 is connected with a third movable arm 6, the locking knob component consists of an upper connecting sleeve 7, a lower connecting sleeve 8, a circular truncated cone-shaped locking column 9 and a locking handle 10, the upper connecting sleeve 7 is connected with the first movable arm 3, the lower connecting sleeve 8 is connected with the second movable arm 4, the circular truncated cone-shaped locking column 9 is arranged in the upper connecting sleeve 7 and the lower connecting sleeve 8, the lower end of the circular truncated cone-shaped locking column 9 is connected with the inner bottom of the lower connecting sleeve 8 through a threaded boss 11, the upper end of the circular truncated cone-shaped locking column 9 extends into the upper connecting sleeve 7 and penetrates through the upper connecting sleeve 7 through a connecting rod 12 to be connected with the locking handle 10, the first movable arm 3 and the second movable arm 4 are tubular, a locking rod 13 is arranged in the tubular first movable arm 3 and the second movable arm 4, one end of a locking rod 13 extends into a joint shell of the first ball joint 2 or the second ball joint 5 to be abutted against a ball pin, the other end of the locking rod 13 extends into an upper connecting sleeve 7 or a lower connecting sleeve 8 to be abutted against a circular truncated cone-shaped locking column 9, the circular truncated cone-shaped locking column 9 is moved upwards by rotating a locking handle 10 so as to drive the locking rod 13 to move towards two sides and further simultaneously lock the ball pins in the first ball joint 2 and the second ball joint 5, so that simultaneous locking between the first movable arm 3 and the vertical arm 1 as well as between the third movable arm 6 and the second movable arm 4 is realized, a clamping assembly consists of a U-shaped clamping plate 14, a locking plate 15, a locking bolt 16 and a locking handle 17, the U-shaped clamping plate 14 consists of an upper transverse plate, a lower transverse plate and a middle vertical plate, the upper transverse plate and the lower transverse plate are connected through the middle vertical plate, the lower transverse plate is provided with a locking screw hole, and the locking bolt 16 is arranged in the locking, the upper end of a locking bolt 16 extends into the upper side surface of the lower transverse plate and is connected with a locking plate 15, the lower end of the locking bolt 16 extends out of the lower plate surface of the lower transverse plate and is connected with a locking handle 17, the locking handle 17 is rotated to drive the locking plate 15 to move up and down to clamp the U-shaped clamping plate 14 on an operating bed, the upper part of the upper plate surface of the upper transverse plate of the U-shaped clamping plate 14 is connected with the lower end of a vertical arm 1, an upper connecting sleeve 7 and a lower connecting sleeve 8 in the locking knob component are rotatably connected through a bearing to facilitate the rotation between a first movable handle and a second movable handle, a tooth socket 18 connected with NDI equipment is arranged at the end part of the third movable arm 6, the NDI equipment is connected with the third movable arm 6 through the tooth socket 18 to prevent the NDI equipment from rotating after being fixed, the stability of the whole structure is improved, ball pins in the first ball joint 2 and the second ball joint 5 are respectively connected with the vertical arm 1 and the third movable arm 6, increase structural connection's stability, the inside locking pole 13's of first activity arm 3 and second activity arm 4 one end be equipped with ball joint sphere matched with ball groove, the other end be equipped with circular table type locking post 9 side matched with arc wall, make locking pole 13 and ball joint and circular table type locking post 9 between area of contact big, guarantee the locking effect, first ball joint in joint shell and first activity arm between rotate through the bearing or stretch into the joint boss in the joint shell and be connected, second ball joint in joint shell and second activity arm between rotate through the bearing or stretch into the joint boss in the joint shell and be connected, realize the rotation of first activity arm and second activity arm and connect, have simple structure, convenient to use, fix a position accurate, stability is high, can lock advantages such as adjacent ball joint simultaneously.
Claims (7)
1. A mechanical arm for connecting NDI equipment with an operating table is characterized by comprising a clamping component, a vertical arm, a first ball joint, a first movable arm, a locking knob component, a second movable arm, a second ball joint and a third movable arm, wherein the first ball joint and the second ball joint comprise ball pins and joint shells, the vertical arm is arranged above the clamping component, the lower end of the vertical arm is connected with the clamping component, the upper end of the vertical arm is connected with the ball pins in the first ball joint, the joint shells of the first ball joint are sleeved on the outer sides of the ball pins, the joint shells of the first ball joint are connected with the first movable arm, the first movable arm is connected with the second movable arm through the locking knob component, the second movable arm is connected with the third movable arm through the second ball joint, the joint shells in the second ball joint are connected with the second movable arm, the ball pin in the second ball joint is connected with a third movable arm, the locking knob component consists of an upper connecting sleeve, a lower connecting sleeve, a circular truncated cone-shaped locking column and a locking handle, the upper connecting sleeve is connected with the first movable arm, the lower connecting sleeve is connected with the second movable arm, the circular truncated cone-shaped locking column is arranged in the upper connecting sleeve and the lower connecting sleeve, the lower end of the circular truncated cone-shaped locking column is connected with the inner bottom of the lower connecting sleeve through a threaded boss, the upper end of the circular truncated cone-shaped locking column extends into the upper connecting sleeve and penetrates through the upper connecting sleeve through a connecting rod to be connected with the locking handle, the first movable arm and the second movable arm are tubular, locking rods are arranged in the tubular first movable arm and the tubular second movable arm, one end of each locking rod extends into a joint shell of the first ball joint or the second ball joint to be abutted against the ball pin, and the other end of each locking rod extends into the upper connecting sleeve or the lower connecting sleeve to be abutted against the circular truncated cone-, locking handle with round platform type locking post rebound and then drive the locking pole and move and then lock the ball round pin in first ball joint and the second ball joint simultaneously towards both sides through rotating, realize the locking simultaneously between first activity arm and vertical arm and third activity arm and the second activity arm.
2. The mechanical arm for connecting the NDI equipment and the operating table according to claim 1, wherein the clamping assembly comprises a U-shaped clamping plate, a locking bolt and a locking handle, the U-shaped clamping plate comprises an upper transverse plate, a lower transverse plate and a middle vertical plate, the upper transverse plate and the lower transverse plate are connected through the middle vertical plate, the lower transverse plate is provided with a locking screw hole, the locking screw hole is internally provided with the locking bolt, the upper end of the locking bolt extends into the upper side surface of the lower transverse plate and is connected with the locking plate, the lower end of the locking bolt extends out of the lower plate surface of the lower transverse plate and is connected with the locking handle, the locking handle is rotated to drive the locking plate to move up and down to realize that the U-shaped clamping plate is clamped on the operating table, and the upper part of the upper transverse plate of the U-shaped clamping.
3. The robotic arm for connecting an NDI apparatus to an operating table of claim 1, wherein the upper and lower connection sleeves of the locking knob assembly are rotatably connected via a bearing to facilitate rotation between the first and second movable handles.
4. The robotic arm for connecting an NDI device to an operating table of claim 1, wherein the end of the third movable arm has a spline for connecting the NDI device, and the NDI device is connected to the third movable arm via the spline.
5. The robotic arm for connecting an NDI device to an operating table of claim 1, wherein the ball pins of the first and second ball joints are connected to the upright arm and the third movable arm, respectively, via threaded rods.
6. The mechanical arm for connecting the NDI equipment with the operating table as claimed in claim 1, wherein the locking rod inside the first movable arm and the second movable arm has a ball slot at one end for matching with the spherical surface of the ball joint and an arc slot at the other end for matching with the side surface of the circular truncated cone type locking column, so that the contact area between the locking rod and the ball joint and the circular truncated cone type locking column is large.
7. The mechanical arm for connecting the NDI device and the operating table according to claim 1, wherein the joint housing of the first ball joint is rotatably connected to the first movable arm through a bearing or a clamping boss extending into the joint housing, and the joint housing of the second ball joint is rotatably connected to the second movable arm through a bearing or a clamping boss extending into the joint housing, so that the first movable arm and the second movable arm are rotatably connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920179178.5U CN209826971U (en) | 2019-02-01 | 2019-02-01 | Mechanical arm for connecting NDI equipment and operating table |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920179178.5U CN209826971U (en) | 2019-02-01 | 2019-02-01 | Mechanical arm for connecting NDI equipment and operating table |
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| Publication Number | Publication Date |
|---|---|
| CN209826971U true CN209826971U (en) | 2019-12-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920179178.5U Active CN209826971U (en) | 2019-02-01 | 2019-02-01 | Mechanical arm for connecting NDI equipment and operating table |
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| CN (1) | CN209826971U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113243950A (en) * | 2021-05-21 | 2021-08-13 | 绵阳美科电子设备有限责任公司 | Five-axis minimally invasive instrument integrated system |
-
2019
- 2019-02-01 CN CN201920179178.5U patent/CN209826971U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113243950A (en) * | 2021-05-21 | 2021-08-13 | 绵阳美科电子设备有限责任公司 | Five-axis minimally invasive instrument integrated system |
| CN113243950B (en) * | 2021-05-21 | 2022-08-26 | 绵阳美科电子设备有限责任公司 | Five-axis minimally invasive instrument integrated system |
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