CN216021434U - Microsurgery hand support frame with free lifting hand-held switch - Google Patents
Microsurgery hand support frame with free lifting hand-held switch Download PDFInfo
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- CN216021434U CN216021434U CN202122294037.8U CN202122294037U CN216021434U CN 216021434 U CN216021434 U CN 216021434U CN 202122294037 U CN202122294037 U CN 202122294037U CN 216021434 U CN216021434 U CN 216021434U
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Abstract
The utility model relates to a surgical operation auxiliary instrument, in particular to a microsurgery hand support frame with a free lifting hand-held switch, which comprises a base, an upright rod, an adjusting rod and a hand support plate, wherein the lower end of the upright rod is connected with the base; the middle part of the adjusting rod is provided with a hand-held adjuster which is used for controlling the sliding lifting and the position fixing of the adjusting rod in the upright rod. The problem of the microsurgery that used before holds in palm the board height to be difficult to adjust is solved.
Description
Technical Field
The utility model relates to a surgical operation auxiliary instrument, in particular to a microsurgery hand support frame with a free lifting hand-held switch.
Background
In microsurgery, because the action of the lower hand of the microscope can be amplified, the requirement on the two hands of an operator is high, the requirement is accurate, stable and flexible, in order to achieve the aim, the hand support frame is required to be used for assisting, the hand support frame can be used for helping the operator to resist gravity in microsurgery to bear the whole weight of the arm of the operator, the operator can operate the surgical instrument only by using the strength of finger muscles, the muscles of other parts can be completely in a relaxed and rest state without fatigue caused by continuously resisting the gravity, the muscles are trembled and powerless due to the fatigue, the action progress and the accuracy are reduced, and the accuracy and the stability of the action of the hands can be ensured by using the hand support frame.
Because the operator can change the height of the hand supporting plate of the hand supporting frame in the operation process and needs to adjust the height of the hand supporting frame, or needs to adapt to different patients, operating tables and the like to adjust the overall height of the hand supporting frame sometimes, the operator can operate in a more comfortable posture, the accuracy and the stability of the operation are further ensured, the problem that the height of the hand supporting frame used in the prior microsurgery is difficult to adjust is also solved, and the technical problem is solved by the hand-held type switch free-lifting microsurgery hand supporting frame.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a microsurgery hand support frame with a free lifting hand-held switch, which solves the problem that the height of a hand support plate of the microsurgery hand support frame used before is difficult to adjust.
In order to solve the technical problems, the utility model adopts the following technical scheme:
a microsurgery hand support frame with a free lifting hand-held switch comprises a base, an upright rod, an adjusting rod and a hand support plate, wherein the lower end of the upright rod is connected with the base, the upright rod is hollow, an adjusting hole is formed in the upper end of the upright rod, the lower end of the adjusting rod penetrates into the adjusting hole and is arranged in the upright rod in a sliding manner, and the upper end of the adjusting rod is connected with the lower side of the hand support plate;
the middle part of the adjusting rod is provided with a hand-held regulator which is used for controlling the sliding lifting and the position fixing of the adjusting rod in the upright rod.
The further technical scheme is that the hand-held regulator is a pressing type regulating device, the hand-held regulator is pressed down to slide and lift the regulating rod, and the hand-held regulator is loosened to fix the height of the regulating rod.
A further technical scheme is that the adjusting rod is a hollow pipeline, an extrusion locking ring is arranged on the inner wall of the lower end of the adjusting rod, the lower end of the extrusion locking ring extends into the vertical rod, a connecting rod is vertically arranged in the adjusting rod, the lower end of the connecting rod extends into the vertical rod, a locking head is connected in the vertical rod, a circular truncated cone section with the radius gradually increasing from top to bottom is arranged on the locking head, and the circular truncated cone section is arranged on the inner side of the extrusion locking ring;
the hand-held regulator is used for controlling the lifting of the connecting rod, so that the circular truncated cone section of the locking head extrudes the extrusion locking ring to be attached to the inner wall of the vertical rod or the extrusion locking ring is far away from the inner wall of the vertical rod, and further the position of the regulating rod is fixed or the regulating rod can stretch in the vertical rod.
The lower end of the extrusion locking ring is provided with a plurality of strip-shaped notches, the extrusion locking ring is divided into a plurality of extrusion sheets distributed along the radial direction by the strip-shaped notches, and the downward movement of the circular truncated cone section of the locking head can enable the extrusion sheets to expand outwards to be attached to the inner wall of the vertical rod.
The hand-held regulator comprises a shell, a rotating part and a transmission member, wherein the rotating part is hollow inside the shell, the lower end of the shell is communicated with a regulating rod, one side of the shell is provided with an opening, the lower end of the rotating part is rotationally connected with the lower part of the opening, the outer side of the upper end of the rotating part forms a pressing bulge at the upper part of the opening, and the inner side of the upper end of the rotating part is connected with the inner wall of the shell through a transversely arranged spring;
the upper end of the connecting rod extends into the shell and is connected with one end of the transmission component, the other end of the transmission component is connected with the inner side of the rotating part, and the transverse force application of the rotating part or the spring to the transmission component applies vertical force to the connecting rod after passing through the transmission component, so that the connecting rod moves downwards or upwards.
According to a further technical scheme, the transmission component comprises a transmission rod and a guide sleeve, the transmission rod is obliquely arranged, the upper end of the transmission rod is rotatably connected with the inner side of the rotating part, the lower end of the transmission rod is rotatably connected with the upper end of the connecting rod, and the guide sleeve is vertically arranged and sleeved on the connecting rod.
Compared with the prior art, the utility model has the beneficial effects that: the base is utilized to fix the position of the whole microsurgery hand support frame, the base adopts a wider shape and has the advantages of being thick, wide, stable and non-falling, the upright rod and the adjusting rod are arranged on the upper side of the base, the exposed length of the upper end of the adjusting rod can be changed by vertically sliding the adjusting rod in the upright rod, so that the height of the hand support plate on the upper end of the adjusting rod can be adjusted, the adjustment of the height of the adjusting rod is realized by the hand-held adjuster arranged in the middle of the adjusting rod, the sliding of the adjusting rod in the upright rod is controlled by the hand-held adjuster, the adjustment of the length of the exposed part of the adjusting rod is realized, the height of the hand support plate is adjusted, the fixing of the position of the adjusting rod in the upright rod is controlled by the hand-held adjuster, the position of the hand support plate is stabilized, so that an operator can stably place both hands after the position is fixed, through microsurgery in this scheme holds in palm hand rest, can be very convenient adjust the height of holding in the palm hand board, and make the fixed of holding in the palm hand rest position after the altitude mixture control also very convenient.
Drawings
FIG. 1 is a schematic structural view of an embodiment of the microsurgical hand rest with a free-rise and fall hand-held switch according to the utility model.
FIG. 2 is a schematic structural view of another embodiment of the microsurgical hand rest with a free-rise and fall hand-held switch according to the utility model.
Fig. 3 is a schematic view showing the connection among the adjusting lever, the pressing locking ring, the connecting rod and the locking head according to the present invention.
Fig. 4 is a sectional view showing an embodiment of the joint between the adjusting lever and the vertical rod of the present invention.
Fig. 5 is a sectional view showing another embodiment of the joint between the adjusting lever and the vertical rod of the present invention.
Figure 6 is a schematic view of the configuration of the squeeze locking ring of the present invention.
Fig. 7 is a cross-sectional view of the hand-held regulator of the present invention.
Icon: 1-base, 2-vertical rod, 3-adjusting rod, 4-hand supporting plate, 5-hand-held adjuster, 6-extrusion locking ring, 7-connecting rod, 8-locking head, 9-circular platform section, 10-strip gap, 11-extrusion piece, 12-shell, 13-rotating part, 14-opening, 15-pressing projection, 16-spring, 22-transmission rod, 23-guide sleeve.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.
Example (b):
fig. 1-7 show a preferred embodiment of the microsurgical operation hand rest with a free-lifting hand-held switch according to the present invention, the microsurgical operation hand rest with a free-lifting hand-held switch in this embodiment specifically comprises a base 1, an upright rod 2, an adjusting rod 3 and a hand rest plate 4, the lower end of the upright rod 2 is connected with the base 1, the upright rod 2 is hollow and has an adjusting hole formed at the upper end thereof, the lower end of the adjusting rod 3 penetrates into the adjusting hole and is slidably disposed in the upright rod 2, and the upper end of the adjusting rod 3 is connected with the lower side of the hand rest plate 4; the middle part of the adjusting rod 3 is provided with a hand-held adjuster 5, and the hand-held adjuster 5 is used for controlling the sliding lifting and the position fixing of the adjusting rod 3 in the upright rod 2.
The whole microsurgery hand support frame is fixed in position by utilizing the base 1, the base 1 adopts a wider shape and has the advantages of being thick, wide, stable and non-falling, the upright rod 2 and the adjusting rod 3 are arranged on the upper side of the base 1, the exposed length of the upper end of the adjusting rod 3 can be changed by vertically sliding the adjusting rod 3 in the upright rod 2, so that the height of the hand support plate 4 at the upper end of the adjusting rod 3 can be adjusted, the adjustment of the height of the adjusting rod 3 is realized by the hand-held adjuster 5 arranged in the middle of the adjusting rod 3, the sliding of the adjusting rod 3 in the upright rod 2 is controlled by the hand-held adjuster 5, the adjustment of the length of the exposed part of the adjusting rod 3 is realized, the adjustment of the height of the hand support plate 4 is realized, the fixing of the position of the adjusting rod 3 in the upright rod 2 is controlled by the hand-held adjuster 5, so that the position of the hand support plate 4 is stable, so that make the art person can with the firm placing of both hands after the rigidity, through the microsurgery in this scheme holds in the palm the hand frame, can be very convenient highly adjust holding in the palm 4, and make the fixed also very convenient of holding in the palm hand frame position behind the altitude mixture control.
As shown in fig. 1, in this way, the lower end of the vertical rod 2 is connected with the base 1 through a spherical hinge, so that the hand supporting plate 4 can swing, while as shown in fig. 2, the lower end of the vertical rod 2 is directly connected with the base 1, so that the hand supporting plate 4 does not need to swing.
Hand-held regulator 5 is for pressing formula adjusting device, press hand-held regulator 5 in order to carry out the slip lift to adjusting lever 3, loosen hand-held regulator 5 in order to fix adjusting lever 3's height, adopt and press the formula regulation, adjust the room in the height of holding in the palm board 4 to needs, the operation person separates aseptic drape alright hand-held regulator 5, hold in the palm board 4 and push down or pull up on the other hand, alright realize the regulation of holding in the palm 4 height of board, alright realize the operation person not polluting, do not trade gloves and operating coat's prerequisite under, separate aseptic drape at will the lift height of holding in the palm the hand frame by oneself, need not other people to assist.
The adjusting rod 3 is a hollow pipeline, an extrusion locking ring 6 is arranged on the inner wall of the lower end of the adjusting rod 3, the lower end of the extrusion locking ring 6 extends into the upright rod 2, a connecting rod 7 is vertically arranged in the adjusting rod 3, the lower end of the connecting rod 7 extends into the upright rod 2, a locking head 8 is connected in the upright rod 2, a circular truncated cone section 9 with the radius gradually increasing from top to bottom is arranged on the locking head 8, and the circular truncated cone section 9 is arranged on the inner side of the extrusion locking ring 6; the hand-held regulator 5 is used for controlling the lifting of the connecting rod 7, so that the circular truncated cone section 9 of the locking head 8 extrudes the extrusion locking ring 6 to be attached to the inner wall of the upright stanchion 2 or the extrusion locking ring 6 is far away from the inner wall of the upright stanchion 2, and further the position of the regulating rod 3 is fixed or the regulating rod 3 can be stretched in the upright stanchion 2.
When the hand-held regulator 5 controls the connecting rod 7 to move downwards in the regulating rod 3, the lower end of the connecting rod 7 moves downwards in the upright rod 2, so that the locking head 8 moves downwards, the radius of the circular truncated cone section 9 of the locking head 8 is gradually increased from top to bottom, and when the locking head 8 moves downwards gradually, the radius of the part, located inside the extrusion locking ring 6, of the circular truncated cone section 9 of the locking head 8 is gradually reduced, namely the extrusion locking ring 6 is not extruded to be tightly attached to the inner wall of the upright rod 2 by the locking head 8, a certain gap can be formed between the outer side of the extrusion locking ring 6 and the inner wall of the upright rod 2, and at the moment, the length of the exposed part of the regulating rod 3 can be regulated by dragging the hand supporting plate 4 up and down or dragging the regulating rod 3 up and down (namely, at the moment, the regulating rod 3 can be stretched in the upright rod 2), so as to realize the regulation of the height of the hand supporting plate 4; and when hand-held regulator 5 controlled connecting rod 7 upwards moved in adjusting pole 3, the lower extreme of connecting rod 7 will upwards move in pole setting 2 to make locking head 8 upwards move, the radius that the round platform section 9 of locking head 8 was located the inside portion of extrusion locking ring 6 just can increase gradually this moment, be that locking head 8 can extrude the outer wall of locking ring 6 to hug closely with the inner wall of branch, alright the vertical slip spacing appears between adjusting pole 3 and pole setting 2 this moment, alright realize holding in the palm the fixed of palm the hand plate 4 height.
The lower end of the extrusion locking ring 6 is provided with a plurality of strip-shaped notches 10, the extrusion locking ring 6 is divided into a plurality of extrusion pieces 11 distributed along the radial direction by the strip-shaped notches 10, and the extrusion pieces 11 are expanded outwards to be attached to the inner wall of the upright rod 2 by the downward movement of the circular truncated cone section 9 of the locking head 8.
When the circular truncated cone section 9 of the locking head 8 extrudes the locking ring 6, the part with larger diameter at the lower end of the circular truncated cone section 9 extrudes the lower end of the extrusion piece 11 of the extrusion locking ring 6 towards the inner wall of the upright rod 2 (at the moment, the strip-shaped notch 10 is slightly opened), so that the upright rod 2, the extrusion locking ring 6, the locking head 8 and the adjusting rod 3 can be locked in position, and the height of the hand-rest plate 4 is fixed; after the circular truncated cone section 9 of the locking head 8 moves downwards, the circular truncated cone section 9 of the locking head 8 does not pressurize the extrusion sheet 11 extruding the locking ring 6 any more, at the moment, the extrusion sheet 11 returns to the vertical state, the opened strip-shaped gap 10 returns to the original shape, and then the upright rod 2 and the adjusting rod 3 are locked and separated, so that the height of the hand supporting plate 4 can be adjusted conveniently.
The hand-held regulator 5 comprises a shell 12, a rotating part 13 and a transmission component, wherein the rotating part 13 is hollow inside the shell 12, the lower end of the shell 12 is communicated with the regulating rod 3, one side of the shell 12 is provided with an opening 14, the lower end of the rotating part 13 is rotatably connected with the lower part of the opening 14, the outer side of the upper end of the rotating part 13 forms a pressing bulge 15 at the upper part of the opening 14, and the inner side of the upper end of the rotating part 13 is connected with the inner wall of the shell 12 through a transversely arranged spring 16; the upper end of the connecting rod 7 extends into the shell 12 and is connected with one end of a transmission member, the other end of the transmission member is connected with the inner side of the rotating part 13, and the transverse force applied to the transmission member by the rotating part 13 or the spring 16 can vertically apply force to the connecting rod 7 after passing through the transmission member, so that the connecting rod 7 moves downwards or upwards.
When the shell 12 is held by hand and the pressing bulge 15 of the rotating part 13 is pressed, the rotating part 13 can rotate around the joint of the lower end of the rotating part 13 and the lower end opening 14 of the shell 12, when the rotating part 13 rotates, the spring 16 contracts, and the rotating part 13 enables the transmission component to apply force to the connecting rod 7 vertically and downwards, at the moment, the connecting rod 7 can move downwards, and further the lower end of the connecting rod 7 moves downwards in the upright rod 2, so that the locking head 8 moves downwards, because the radius of the circular truncated cone section 9 of the locking head 8 is gradually increased from top to bottom, when the locking head 8 moves downwards gradually, the radius of the part, located in the extrusion locking ring 6, of the circular truncated cone section 9 of the locking head 8 is gradually reduced, namely, the extrusion locking ring 6 is not extruded by the locking head 8 to be tightly attached to the inner wall of the upright rod 2, and a certain gap can be formed between the outer side of the extrusion locking ring 6 and the inner wall of the upright rod 2, at the moment, the length of the exposed part of the adjusting rod 3 can be adjusted by dragging the hand supporting plate 4 up and down or dragging the adjusting rod 3 up and down (namely, the adjusting rod 3 can be stretched in the upright rod 2 at the moment), so that the height of the hand supporting plate 4 can be adjusted; after the rotating part 13 is loosened by hands, the spring 16 can drive the rotating part 13 to restore to the original state through the automatic return function of the spring 16 so as to be convenient for repeated use, meanwhile, the spring 16 can also drive the connecting rod 7 to apply force vertically upwards through the transmission component, the lower end of the connecting rod 7 can move upwards in the vertical rod 2 at the moment, so that the locking head 8 moves upwards, the radius of the part, located in the extrusion locking ring 6, of the circular truncated cone section 9 of the locking head 8 is gradually increased, namely, the locking head 8 can extrude the outer wall of the extrusion locking ring 6 to be tightly attached to the inner wall of the supporting rod, the vertical sliding limit can be generated between the adjusting rod 3 and the vertical rod 2 at the moment, and the height fixation of the hand supporting plate 4 can be realized.
The transmission component comprises a transmission rod 22 and a guide sleeve 23, the transmission rod 22 is obliquely arranged, the upper end of the transmission rod 22 is rotatably connected with the inner side of the rotating part 13, the lower end of the transmission rod 22 is rotatably connected with the upper end of the connecting rod 7, and the guide sleeve 23 is vertically arranged and sleeved on the connecting rod 7. When the rotating part 13 rotates towards the shell 12, the inner side of the rotating part 13 drives the transmission rod 22 to rotate, the lower end of the transmission rod 22 moves downwards in the rotating process, the connection rod 7 can move downwards at the moment, and the guide sleeve 23 is arranged to ensure that the connection rod 7 can only vertically lift so as to prevent the transmission rod 22 from driving the connection rod 7 to do other movements; after the rotating part 13 is released, the spring 16 can drive the rotating part 13 to return to the original state through the automatic return function of the spring 16, at this time, the rotating part 13 can drive the transmission rod 22 to return, and the transmission rod 22 can drive the connecting rod 7 to move upwards in the process of returning so as to fix the height of the hand supporting plate 4.
Although the utility model has been described herein with reference to a number of illustrative embodiments thereof, it should be understood that numerous other modifications and embodiments can be devised by those skilled in the art that will fall within the spirit and scope of the principles of this disclosure. More specifically, various variations and modifications are possible in the component parts and/or arrangements of the subject combination arrangement within the scope of the disclosure, the drawings and the appended claims. In addition to variations and modifications in the component parts and/or arrangements, other uses will also be apparent to those skilled in the art.
Claims (6)
1. The utility model provides a microsurgery that hand-held switch freely goes up and down holds in palm hand frame which characterized in that: the hand-held device is characterized by comprising a base (1), an upright rod (2), an adjusting rod (3) and a hand-holding plate (4), wherein the lower end of the upright rod (2) is connected with the base (1), the upright rod (2) is hollow, an adjusting hole is formed in the upper end of the upright rod (2), the lower end of the adjusting rod (3) penetrates into the adjusting hole and is arranged in the upright rod (2) in a sliding manner, and the upper end of the adjusting rod (3) is connected with the lower side of the hand-holding plate (4);
the middle part of the adjusting rod (3) is provided with a hand-held adjuster (5), and the hand-held adjuster (5) is used for controlling the sliding lifting and the position fixing of the adjusting rod (3) in the upright rod (2).
2. A microsurgical hand rest with free-rise and fall of a hand-held switch as claimed in claim 1, wherein: the hand-held regulator (5) is a pressing-type regulating device, the hand-held regulator (5) is pressed down to slide and lift the regulating rod (3), and the hand-held regulator (5) is loosened to fix the height of the regulating rod (3).
3. A microsurgical hand rest with free-rise and fall of a hand-held switch as claimed in claim 1, wherein: the adjusting rod (3) is a hollow pipeline, an extrusion locking ring (6) is arranged on the inner wall of the lower end of the adjusting rod (3), the lower end of the extrusion locking ring (6) extends into the upright rod (2), a connecting rod (7) is vertically arranged in the adjusting rod (3), the lower end of the connecting rod (7) extends into the upright rod (2) and is connected with a locking head (8) in the upright rod (2), a circular platform section (9) with the radius gradually increasing from top to bottom is arranged on the locking head (8), and the circular platform section (9) is arranged on the inner side of the extrusion locking ring (6);
the hand-held regulator (5) is used for controlling the lifting of the connecting rod (7) so that the circular truncated cone section (9) of the locking head (8) extrudes the extrusion locking ring (6) to be attached to the inner wall of the vertical rod (2) or the extrusion locking ring (6) is far away from the inner wall of the vertical rod (2), and then the position of the regulating rod (3) is fixed or the regulating rod (3) can stretch in the vertical rod (2).
4. A microsurgical hand rest with free-rise and fall of a hand-held switch as claimed in claim 3, wherein: the lower end of the extrusion locking ring (6) is provided with a plurality of strip-shaped notches (10), the extrusion locking ring (6) is divided into a plurality of extrusion sheets (11) distributed along the radial direction by the strip-shaped notches (10), and the downward movement of the circular truncated cone section (9) of the locking head (8) can cause the extrusion sheets (11) to expand outwards and be attached to the inner wall of the vertical rod (2).
5. A microsurgical hand rest with free-rise and fall of a hand-held switch as claimed in claim 3, wherein: the hand-held regulator (5) comprises a shell (12), a rotating part (13) and a transmission member, wherein the rotating part (13) is hollow in the shell (12), the lower end of the shell (12) is communicated with the regulating rod (3), an opening (14) is formed in one side of the shell (12), the lower end of the rotating part (13) is rotatably connected with the lower part of the opening (14), a pressing bulge (15) is formed on the upper part of the opening (14) at the outer side of the upper end of the rotating part (13), and the inner side of the upper end of the rotating part (13) is connected with the inner wall of the shell (12) through a transversely arranged spring (16);
the upper end of the connecting rod (7) extends into the shell (12) and is connected with one end of a transmission component, the other end of the transmission component is connected with the inner side of the rotating part (13), and the rotating part (13) or the spring (16) applies force to the connecting rod (7) vertically after the transverse force of the transmission component is applied to the transmission component, so that the connecting rod (7) moves downwards or upwards.
6. A microsurgical hand rest with free-rise and fall of a hand-held switch as claimed in claim 5, wherein: the transmission component comprises a transmission rod (22) and a guide sleeve (23), the transmission rod (22) is obliquely arranged, the upper end of the transmission rod (22) is rotatably connected with the inner side of the rotating part (13), the lower end of the transmission rod (22) is rotatably connected with the upper end of the connecting rod (7), and the guide sleeve (23) is vertically arranged and sleeved on the connecting rod (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122294037.8U CN216021434U (en) | 2021-09-23 | 2021-09-23 | Microsurgery hand support frame with free lifting hand-held switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122294037.8U CN216021434U (en) | 2021-09-23 | 2021-09-23 | Microsurgery hand support frame with free lifting hand-held switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216021434U true CN216021434U (en) | 2022-03-15 |
Family
ID=80538344
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122294037.8U Active CN216021434U (en) | 2021-09-23 | 2021-09-23 | Microsurgery hand support frame with free lifting hand-held switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216021434U (en) |
-
2021
- 2021-09-23 CN CN202122294037.8U patent/CN216021434U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220607 Address after: 621000 room 1, building 17, No. 50, West Street, Fucheng District, Mianyang City, Sichuan Province Patentee after: Zhang Xinping Address before: Mianyang City, Sichuan Province, 621000 Mountain Road No. 64 Patentee before: SICHUAN SCIENCE CITY Hospital Patentee before: Zhangxinping |
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| TR01 | Transfer of patent right |