CN109820570B - Multi-connecting rod internal transmission type turbinate scissors - Google Patents
Multi-connecting rod internal transmission type turbinate scissors Download PDFInfo
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- CN109820570B CN109820570B CN201910270082.4A CN201910270082A CN109820570B CN 109820570 B CN109820570 B CN 109820570B CN 201910270082 A CN201910270082 A CN 201910270082A CN 109820570 B CN109820570 B CN 109820570B
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- rod
- fixed
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- seat
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- 210000001944 turbinate Anatomy 0.000 title claims abstract description 44
- 230000005540 biological transmission Effects 0.000 title claims abstract description 23
- 238000010008 shearing Methods 0.000 claims description 120
- 210000003811 finger Anatomy 0.000 description 15
- 230000000451 tissue damage Effects 0.000 description 4
- 231100000827 tissue damage Toxicity 0.000 description 4
- 210000003128 head Anatomy 0.000 description 3
- 238000011084 recovery Methods 0.000 description 3
- 210000003813 thumb Anatomy 0.000 description 3
- 206010052428 Wound Diseases 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000002980 postoperative effect Effects 0.000 description 2
- 208000037816 tissue injury Diseases 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 210000001214 frontal sinus Anatomy 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 210000003928 nasal cavity Anatomy 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
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- Surgical Instruments (AREA)
- Prostheses (AREA)
Abstract
The invention discloses a multi-connecting rod internal transmission type turbinate bone shear, which comprises a fixed rod, wherein the upper end of the fixed rod is provided with a tube seat, the end part of the tube seat is provided with a rotary shear tube, the end part of the rotary shear tube is provided with a rotary shear fixed blade, the rotary shear tube is internally provided with a tube seat rotary shear rod, one end of the rotary shear rod extends to the rotary shear fixed blade, the other end of the rotary shear rod extends through the tube seat, the end part of the rotary shear rod, which is close to the rotary shear fixed blade, is provided with a rotary shear movable blade, and the rotary shear rod is provided with a gear positioned in the tube seat; one side of the fixed rod is provided with a movable rod, the upper end of the fixed rod is hinged with the upper end of the movable rod, the ends of the fixed rod and the movable rod are respectively provided with a finger ring, one side of the fixed rod, which faces the movable rod, is provided with a sliding groove, a sliding rod is arranged in the sliding groove, a connecting rod is arranged between the sliding rod and the movable rod, two ends of the connecting rod are respectively hinged with the sliding rod and the movable rod, and the sliding rod is connected with a gear through a rack. The invention has the advantages of high operation efficiency and simple operation, and has longer service life.
Description
Technical Field
The invention belongs to the field of turbinate scissors, and particularly relates to a multi-connecting rod internal transmission type turbinate scissors.
Background
The turbinate scissors are medical equipment used in turbinate operations, the turbinate scissors are provided with a rotary shearing moving blade, a rotary shearing fixing blade and two finger rings, the finger rings are used for being penetrated by an index finger and a thumb to operate, when the two finger rings are mutually close, the rotary shearing moving blade and the rotary shearing fixing blade are mutually close to shear turbinate, because turbinate has certain hardness, larger force is needed when the turbinate is sheared, larger vibration is generated when the turbinate is sheared, tissue damage is possibly increased, the recovery after operation is not facilitated, the operation efficiency is reduced, the operation hand feeling of doctors is poor, effective feedback information is difficult to obtain according to the operation hand feeling in the shearing process, and the operation is difficult. In addition, the rotary shearing moving blade and the rotary shearing fixed blade are easy to open outwards during shearing, so that the shearing resistance is increased, the operation of doctors is not facilitated, the wounds formed by shearing are irregular, the tissue damage is increased, the postoperative recovery is not facilitated, and the operation efficiency is reduced. Therefore, the existing turbinate scissors have the defects of low operation efficiency and difficult operation when used for operation.
Disclosure of Invention
The invention aims to provide a multi-link internal transmission type turbinate scissors. The invention has the advantages of high operation efficiency and simple operation, and has longer service life.
The technical scheme of the invention is as follows: the multi-connecting rod internal transmission type turbinate bone scissors comprise a fixed rod, wherein the upper end of the fixed rod is provided with a tube seat, the end part of the tube seat is provided with a rotary shearing tube, the end part of the rotary shearing tube is provided with a rotary shearing fixed blade, the rotary shearing tube is internally provided with a tube seat rotary shearing rod, one end of the rotary shearing rod extends to the rotary shearing fixed blade, the other end of the rotary shearing rod extends through the tube seat, the end part of the rotary shearing rod, which is close to the rotary shearing fixed blade, is provided with a rotary shearing movable blade, and the rotary shearing rod is provided with a gear positioned in the tube seat; one side of the fixed rod is provided with a movable rod, the upper end of the fixed rod is hinged with the upper end of the movable rod, the ends of the fixed rod and the movable rod are respectively provided with a finger ring, one side of the fixed rod, which faces the movable rod, is provided with a sliding groove, a sliding rod is arranged in the sliding groove, a connecting rod is arranged between the sliding rod and the movable rod, two ends of the connecting rod are respectively hinged with the sliding rod and the movable rod, and the sliding rod is connected with a gear through a rack.
In the multi-connecting rod internal transmission type turbinate bone scissors, the rotary shearing tube consists of a front tube and a rear tube which are connected through threads, the front tube is fixed with the rotary shearing fixed blade, and the rear tube is connected with the tube seat through threads; the rotary shearing rod consists of a front rod and a rear rod which are connected through threads, the front rod is positioned in the front pipe and is fixed with the rotary shearing blade, the rear rod is positioned in the rear pipe, one end of the rear rod outwards extends to penetrate through the pipe seat, and the gear is arranged on the rear rod.
In the multi-connecting rod internal transmission type turbinate scissors, a spring is arranged in the tube seat, one end of the spring is connected with the tube seat, and the other end of the spring is connected with the rear rod.
In the multi-connecting rod internal transmission type turbinate shear, the tube seat comprises a rear seat fixed with the fixed rod, the rear seat is connected with the rear tube through a front seat, a threaded hole is formed in the end face of the front seat facing the rear seat, and a screw cover is arranged in the threaded hole; the rear rod is provided with an annular groove, two bottom surfaces of the annular groove are respectively positioned at two sides of the screw cover, the annular groove is provided with a gasket positioned in the front seat, and the spring is positioned between the gasket and the screw cover.
In the multi-connecting rod internal transmission type turbinate scissors, an included angle of 110-130 degrees is formed between the fixed rod and the rotary shearing rod.
In the multi-connecting rod internal transmission type turbinate scissors, the rack is positioned on the outer side of the positioning rod, the upper end of the rack is provided with the cover plate, the tube seat is provided with the notch for accommodating the cover plate, and the cover plate is fixed with the tube seat through the screw.
In the multi-connecting rod internal transmission type turbinate scissors, the rack is connected with the sliding rod through the screw.
In the multi-connecting rod internal transmission type turbinate scissors, the rotary shearing moving blade is provided with a shearing surface in line contact connection with the rotary shearing fixed blade.
In the multi-connecting rod internal transmission type turbinate scissors, the shearing surface comprises an arc surface, one end of the arc surface is in contact with the rotary shearing fixed blade, and the side edge of the arc surface is in line contact with the rotary shearing fixed blade.
In the multi-connecting rod internal transmission type turbinate scissors, the rotary shearing fixed blade and the rotary shearing movable blade are perpendicular to the rotary shearing rod.
Compared with the prior art, the invention is improved on the basis of the existing turbinate scissors. The improvement adopts many link mechanism to transfer the power on the finger circle to the rotary shear and moves on the blade, make rotary shear move the blade and cut the fixed blade soon and be close to each other and cut the turbinate bone, many link mechanism includes the connecting rod, the slide bar, the rack, gear and rotary shear pole, when two finger circles are close to, the connecting rod drives the slide bar and removes, the slide bar drives the rack and removes, the rack drives the gear rotation, the gear drives the rotary shear pole and rotates, the rotary shear moves the blade and cuts the fixed blade soon and draw close to the turbinate bone, speed ratio has been changed through the gear and rack, make two finger circles close to after the great distance, the rotary shear moves the blade and just rotate certain angle, doctor controls the going on of turbinate bone operation through controlling the motion distance of finger circle more easily, simultaneously, the resistance that doctor's finger felt is less, more linear, the operation feel is better, obtain effective feedback information according to the operation feel easily in the shearing process, the operation is comparatively easy, also can not produce great vibration when accomplishing the shearing, can not increase the tissue injury, be favorable to recovering after the operation, the operating efficiency has been improved. The second improvement is that the spring is added on the rotary shearing rod, the rotary shearing moving blade is tightly pressed on the rotary shearing fixed blade through the rotary shearing rod, the rotary shearing moving blade and the rotary shearing fixed blade are not easy to open outwards when shearing, the shearing resistance is small, the operation of doctors is facilitated, the wound formed by shearing is neat, the tissue damage is reduced, the postoperative recovery is facilitated, and the operation efficiency is improved. The invention sets an arc surface on the rotary shearing moving blade, the rotary shearing moving blade is connected with the rotary shearing fixed blade by the arc edge in a line contact way, the connection part of the rotary shearing moving blade and the rotary shearing fixed blade does not affect the operation use even if some abrasion is generated, the cutting edge is kept sharp for a long time, and the service life is longer.
In the Draf 3 type frontal sinus operation, the front end of the middle turbinate needs to be resected in the operation, and the front end of the middle turbinate can be rapidly and accurately removed by using the invention, thereby reducing tissue damage and improving operation efficiency; in the operation of enlarging the upper jaw sinus window, the traditional turbinate scissors are difficult to implement due to the angle (the rotary shearing moving blade and the rotary shearing fixed blade are parallel to the turbinate scissors body), and the rotary shearing fixed blade and the rotary shearing moving blade are perpendicular to the rotary shearing rod, so that a doctor can conveniently insert the rotary shearing rod into the nasal cavity, the lower turbinate in the middle section can be sheared accurately and minimally, the tissue injury is small and accurate, and the operation efficiency is obviously improved.
Therefore, the invention has the advantages of high operation efficiency and simple operation, and has longer service life.
Drawings
Fig. 1 is a front view of the present invention.
Fig. 2 is a cross-sectional view of fig. 1 at A-A.
Fig. 3 is a left side view of the present invention at a rotary shearing blade.
Fig. 4 is a top view of the present invention at a rotary shearing blade.
The marks in the drawings are: 1-fixed rod, 2-tube seat, 21-rear seat, 22-front seat, 3-rotary shearing tube, 4-rotary shearing fixed blade, 5-rotary shearing rod, 51-front rod, 52-rear rod, 6-rotary shearing movable blade, 7-gear, 8-movable rod, 9-finger ring, 10-sliding groove, 11-sliding rod, 12-connecting rod, 13-rack, 14-spring, 15-screw cap, 16-annular groove, 17-washer, 25-screw, 26-shearing surface, 27-cover plate, 28-screw, 29-fastener.
Detailed Description
The invention is further illustrated by the following figures and examples, which are not intended to be limiting.
Examples. The multi-connecting rod internal transmission type turbinate scissors, as shown in fig. 1, comprise a fixed rod 1, wherein the upper end of the fixed rod 1 is provided with a tube seat 2, the end part of the tube seat 2 is provided with a rotary shearing tube 3, the end part of the rotary shearing tube 3 is provided with a rotary shearing fixed blade 4, the rotary shearing tube 3 is internally provided with a tube seat rotary shearing rod 5, one end of the rotary shearing rod 5 extends to the rotary shearing fixed blade 4, the other end extends to pass through the tube seat 2, the end part of the rotary shearing rod 5, which is close to the rotary shearing fixed blade 4, is provided with a rotary shearing movable blade 6, and the rotary shearing rod 5 is provided with a gear 7 positioned in the tube seat 2; one side of the fixed rod 1 is provided with a movable rod 8, the upper end of the fixed rod 1 is hinged with the upper end of the movable rod 8, finger rings 9 are arranged at the ends of the fixed rod 1 and the movable rod 8, one side of the fixed rod 1 facing the movable rod 8 is provided with a sliding groove 10, a sliding rod 11 is arranged in the sliding groove 10, a connecting rod 12 is arranged between the sliding rod 11 and the movable rod 8, two ends of the connecting rod 12 are respectively hinged with the sliding rod 11 and the movable rod 8, and the sliding rod 11 is connected with a gear 7 through a rack 13.
The rotary shearing tube 3 consists of a front tube 31 and a rear tube 32 which are in threaded connection, the front tube 31 is fixed with the rotary shearing fixed blade 4, and the rear tube 32 is in threaded connection with the tube seat 2; the rotary shearing rod 5 consists of a front rod 51 and a rear rod 52 which are in threaded connection, the front rod 51 is positioned in the front pipe 31 and is fixed with the rotary shearing moving blade 6, the rear rod 52 is positioned in the rear pipe 32, one end of the rear rod 52 extends outwards to penetrate through the pipe seat 2, and the gear 7 is arranged on the rear rod 52. The rotary shearing tube 3 and the rotary shearing rod 5 are evenly divided into two sections, so that the cutter head can be conveniently replaced, and when the rotary shearing movable blade 6 and the rotary shearing fixed blade 4 are seriously worn, the cutter head can be conveniently replaced.
The tube seat 2 is internally provided with a spring 14, one end of the spring 14 is connected with the tube seat 2, and the other end is connected with a rear rod 52.
The tube seat 2 comprises a rear seat 21 fixed with the fixed rod 1, the rear seat 21 is connected with a rear tube 32 through a front seat 22, one end of the front seat 22 is embedded into the rear seat 21, the rear seat 21 is connected with the front seat 22 through a fastening piece 29, the fastening piece 29 is a set screw or a pan head screw, the fastening piece 29 penetrates through the side wall of the rear seat 21 and is connected with the front seat 22, a threaded hole is formed in the end face, facing the rear seat 21, of the front seat 22, a screw cap 15 is arranged in the threaded hole, and threads matched with the threaded hole are formed in the peripheral surface of the screw cap 15; the rear rod 52 is provided with an annular groove 16, two bottom surfaces of the annular groove 16 are respectively positioned at two sides of the screw cover 15, the annular groove 16 is provided with a gasket 17 positioned in the front seat 22, and the spring 14 is positioned between the gasket 17 and the screw cover 15.
An included angle of 120 degrees is formed between the fixed rod 1 and the rotary shearing rod 5.
The rack 13 is located outside the locating rod 1, a cover plate 27 is arranged at the upper end of the rack 13, a notch for accommodating the cover plate 27 is formed in the tube seat 2, and the cover plate 27 is fixed with the tube seat 2 through screws 28.
The rack 13 is connected with the slide bar 11 through a screw 25.
The rotary shearing moving blade 6 is provided with a shearing surface in line contact connection with the rotary shearing fixed blade 4.
The shearing surface comprises an arc surface 26 with one end in contact with the rotary shearing fixing blade 4, and the side edge of the arc surface 26 is in line contact with the rotary shearing fixing blade 4. The shearing surface has a certain clearance with the rotary shearing blade 4 except for the arc surface 26.
The rotary shearing fixed blade 4 and the rotary shearing movable blade 6 are perpendicular to the rotary shearing rod 5.
Working principle: the index finger and the thumb respectively penetrate through the two finger rings 9, the index finger is close to the thumb, one finger ring 9 drives the movable rod 8 to rotate, the movable rod 8 drives the slide rod 11 to move downwards along the chute 10 through the connecting rod 12, the slide rod 11 drives the rack 13 to move downwards, the rack 13 drives the gear 7 to rotate, the gear drives the rotary shearing rod 5 to rotate, and the rotary shearing rod 5 drives the rotary shearing moving blade 6 to rotate towards one side of the rotary shearing fixed blade 4 to shear turbinates.
The spring 14 has pretightening force, the pretightening force of the spring can be adjusted by rotating the screw cover 15, and the pretightening force of the spring is transmitted to the rotary shearing moving blade 6 through the gasket 17 and the rotary shearing rod 5 in sequence, so that the rotary shearing moving blade 6 is tightly attached to the rotary shearing fixed blade 4, and when turbinate scissors shear, the rotary shearing moving blade 6 and the rotary shearing fixed blade 4 are not easy to open, and the formed incision is tidy.
The invention has the advantages of high operation efficiency and simple operation, and has longer service life.
Claims (8)
1. The utility model provides a drive formula turbinate scissors in many connecting rods which characterized in that: the rotary cutting device comprises a fixed rod (1), wherein the upper end of the fixed rod (1) is provided with a tube seat (2), the end part of the tube seat (2) is provided with a rotary cutting tube (3), the end part of the rotary cutting tube (3) is provided with a rotary cutting fixed blade (4), the rotary cutting tube (3) is internally provided with a tube seat rotary cutting rod (5), one end of the rotary cutting rod (5) extends to the rotary cutting fixed blade (4) and the other end extends to pass through the tube seat (2), the end part of the rotary cutting rod (5) close to the rotary cutting fixed blade (4) is provided with a rotary cutting movable blade (6), and the rotary cutting rod (5) is provided with a gear (7) positioned in the tube seat (2); one side of the fixed rod (1) is provided with a movable rod (8), the upper end of the fixed rod (1) is hinged with the upper end of the movable rod (8), the end parts of the fixed rod (1) and the movable rod (8) are respectively provided with a finger ring (9), one side of the fixed rod (1) facing the movable rod (8) is provided with a sliding groove (10), a sliding rod (11) is arranged in the sliding groove (10), a connecting rod (12) is arranged between the sliding rod (11) and the movable rod (8), two ends of the connecting rod (12) are respectively hinged with the sliding rod (11) and the movable rod (8), and the sliding rod (11) is connected with a gear (7) through a rack (13);
the rotary shearing pipe (3) consists of a front pipe (31) and a rear pipe (32) which are in threaded connection, the front pipe (31) is fixed with the rotary shearing fixing blade (4), and the rear pipe (32) is in threaded connection with the pipe seat (2); the rotary shearing rod (5) consists of a front rod (51) and a rear rod (52) which are in threaded connection, the front rod (51) is positioned in the front pipe (31) and is fixed with the rotary shearing moving blade (6), the rear rod (52) is positioned in the rear pipe (32) and one end of the rear rod extends outwards to penetrate through the pipe seat (2), and the gear (7) is arranged on the rear rod (52);
the rotary shearing fixed blade (4) and the rotary shearing movable blade (6) are perpendicular to the rotary shearing rod (5).
2. The multi-link internal transmission turbinate scissors according to claim 1, wherein: a spring (14) is arranged in the tube seat (2), one end of the spring (14) is connected with the tube seat (2), and the other end of the spring is connected with the rear rod (52).
3. The multi-link internal transmission turbinate scissors according to claim 2, wherein: the tube seat (2) comprises a rear seat (21) fixed with the fixed rod (1), the rear seat (21) is connected with a rear tube (32) through a front seat (22), a threaded hole is formed in the end face, facing the rear seat (21), of the front seat (22), and a screw cover (15) is arranged in the threaded hole; the rear rod (52) is provided with an annular groove (16), two bottom surfaces of the annular groove (16) are respectively positioned at two sides of the screw cover (15), the annular groove (16) is provided with a gasket (17) positioned in the front seat (22), and the spring (14) is positioned between the gasket (17) and the screw cover (15).
4. The multi-link internal transmission turbinate scissors according to claim 1, wherein: an included angle of 110-130 degrees is formed between the fixed rod (1) and the rotary shearing rod (5).
5. The multi-link internal transmission turbinate scissors according to claim 1, wherein: the rack (13) is located the outside of dead lever (1), the upper end of rack (13) is equipped with apron (27), be equipped with the notch that holds apron (27) on tube socket (2), apron (27) are fixed with tube socket (2) through screw (28).
6. The multi-link internal transmission turbinate scissors according to claim 1, wherein: the rack (13) is connected with the slide bar (11) through a screw (25).
7. The multi-link internal transmission turbinate scissors according to claim 1, wherein: the rotary shearing moving blade (6) is provided with a shearing surface in line contact connection with the rotary shearing fixed blade (4).
8. The multi-link internal transmission turbinate scissors according to claim 7, wherein: the shearing surface comprises an arc surface (26) with one end contacted with the rotary shearing fixed blade (4), and the side edge of the arc surface (26) is in line contact with the rotary shearing fixed blade (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910270082.4A CN109820570B (en) | 2019-04-04 | 2019-04-04 | Multi-connecting rod internal transmission type turbinate scissors |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910270082.4A CN109820570B (en) | 2019-04-04 | 2019-04-04 | Multi-connecting rod internal transmission type turbinate scissors |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109820570A CN109820570A (en) | 2019-05-31 |
| CN109820570B true CN109820570B (en) | 2024-03-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910270082.4A Active CN109820570B (en) | 2019-04-04 | 2019-04-04 | Multi-connecting rod internal transmission type turbinate scissors |
Country Status (1)
| Country | Link |
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| CN (1) | CN109820570B (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB191008357A (en) * | 1910-04-06 | 1910-08-11 | George Hugh Peddle | Improvements in and relating to Surgeons' Scissors. |
| CA2094220A1 (en) * | 1992-05-21 | 1993-11-22 | Mark A. Rydell | Surgical scissors with bipolar coagulation feature |
| US6264669B1 (en) * | 1997-03-11 | 2001-07-24 | Claude Le Louarn | Rhinoplasty instruments |
| CN202446194U (en) * | 2012-02-28 | 2012-09-26 | 许桂芝 | Microwave shears for inferior turbinate |
| CN203001061U (en) * | 2012-12-21 | 2013-06-19 | 首都医科大学附属北京朝阳医院 | Warped scissors for minimally-invasive laparoscopic surgeries |
| KR20140034439A (en) * | 2012-09-12 | 2014-03-20 | 가톨릭대학교 산학협력단 | Forceps for partial turbinectomy |
| CN203829006U (en) * | 2014-04-15 | 2014-09-17 | 南方医科大学南方医院 | Dura mater scissors |
| CN105746194A (en) * | 2016-03-03 | 2016-07-13 | 新都区新繁镇雅馨园艺场 | Gardening high branch shear device |
| CN205704301U (en) * | 2016-04-22 | 2016-11-23 | 中国人民解放军第三军医大学第三附属医院 | Cut for pruning the nose preserved skin of vibrissa |
-
2019
- 2019-04-04 CN CN201910270082.4A patent/CN109820570B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB191008357A (en) * | 1910-04-06 | 1910-08-11 | George Hugh Peddle | Improvements in and relating to Surgeons' Scissors. |
| CA2094220A1 (en) * | 1992-05-21 | 1993-11-22 | Mark A. Rydell | Surgical scissors with bipolar coagulation feature |
| US6264669B1 (en) * | 1997-03-11 | 2001-07-24 | Claude Le Louarn | Rhinoplasty instruments |
| CN202446194U (en) * | 2012-02-28 | 2012-09-26 | 许桂芝 | Microwave shears for inferior turbinate |
| KR20140034439A (en) * | 2012-09-12 | 2014-03-20 | 가톨릭대학교 산학협력단 | Forceps for partial turbinectomy |
| CN203001061U (en) * | 2012-12-21 | 2013-06-19 | 首都医科大学附属北京朝阳医院 | Warped scissors for minimally-invasive laparoscopic surgeries |
| CN203829006U (en) * | 2014-04-15 | 2014-09-17 | 南方医科大学南方医院 | Dura mater scissors |
| CN105746194A (en) * | 2016-03-03 | 2016-07-13 | 新都区新繁镇雅馨园艺场 | Gardening high branch shear device |
| CN205704301U (en) * | 2016-04-22 | 2016-11-23 | 中国人民解放军第三军医大学第三附属医院 | Cut for pruning the nose preserved skin of vibrissa |
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| CN109820570A (en) | 2019-05-31 |
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Address after: 311500 No.98 langyuan Road, Tonglu Economic Development Zone, Tonglu County, Hangzhou City, Zhejiang Province Applicant after: Tonglushco Medical Equipment Co.,Ltd. Address before: 311500 Building 2, Chengnan Road, Tonglu County, Hangzhou, Zhejiang, 2 Applicant before: TONGLU SIKE MEDICAL INSTRUMENT Co.,Ltd. |
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Address after: 311500 No. 98 langyuan Road, Tonglu Economic Development Zone, Tonglu County, Hangzhou City, Zhejiang Province Applicant after: TONGLU SIKE MEDICAL INSTRUMENT Co.,Ltd. Address before: 311500 No. 98 langyuan Road, Tonglu Economic Development Zone, Tonglu County, Hangzhou City, Zhejiang Province Applicant before: Tonglushco Medical Equipment Co.,Ltd. |
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