CN112587184B - Anus dilator for surgical operation - Google Patents
Anus dilator for surgical operation Download PDFInfo
- Publication number
- CN112587184B CN112587184B CN202011471073.0A CN202011471073A CN112587184B CN 112587184 B CN112587184 B CN 112587184B CN 202011471073 A CN202011471073 A CN 202011471073A CN 112587184 B CN112587184 B CN 112587184B
- Authority
- CN
- China
- Prior art keywords
- anus
- piece
- expanding piece
- anus expanding
- gear
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/02—Surgical instruments, devices or methods, e.g. tourniquets for holding wounds open; Tractors
- A61B17/0206—Surgical instruments, devices or methods, e.g. tourniquets for holding wounds open; Tractors with antagonistic arms as supports for retractor elements
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/02—Surgical instruments, devices or methods, e.g. tourniquets for holding wounds open; Tractors
- A61B17/0218—Surgical instruments, devices or methods, e.g. tourniquets for holding wounds open; Tractors for minimally invasive surgery
Abstract
The invention provides an anus dilator for surgical operation, which comprises a first anus dilator piece and a second anus dilator piece, wherein a window is formed in the first anus dilator piece, and an air bag layer is arranged on one side, far away from the first anus dilator piece, of the second anus dilator piece; two groups of elastic connecting layers are oppositely arranged on the first anus expanding piece and the second anus expanding piece, a ratchet wheel, a rotating gear and a transmission gear are sequentially and fixedly arranged on one side of the rotating rod, which is far away from the bearing seat I, in a penetrating manner, and a first rack and a second rack are respectively arranged on two sides of the rotating gear; the regulating part comprises a first regulating plate and a second regulating plate which are fixedly connected, the rotating shaft is fixed at the bottom of the handle, and a flow regulating valve is arranged on the air pipe. The invention provides an anus expander for surgical operation, which can gradually expand the anus of a patient, has strong adaptability, can realize unilateral deviation expansion, is more suitable for the use of long and narrow medical instruments, reduces the discomfort of the patient to the maximum extent, and is very worthy of popularization.
Description
Technical Field
The invention relates to the technical field of medical equipment, in particular to an anus dilator for surgical operation.
Background
In the prior art, the application number is "201810779542.1", which comprises a body with a cylindrical structure and a seal sleeve mounting seat, wherein the body comprises an expansion part and an adjusting part, the expansion part is provided with a plurality of support bars in a radial expansion shape and a soft connecting sleeve sleeved outside the support bars, the adjusting part comprises an inner cylinder and an outer cylinder, the support bars are circumferentially connected to one side of the inner cylinder close to an insertion end, the outer cylinder is in threaded connection with the inner cylinder, the outer cylinder is used for drawing the support bars, the soft connecting sleeve is used for wrapping the support bars, the seal sleeve mounting seat is fixedly connected with the inner cylinder, the seal sleeve mounting seat comprises a cylindrical mounting ring and a pricking ring, the pricking ring is sleeved with the mounting ring and is used for pricking the seal sleeve sleeved on the mounting ring, the pricking ring is provided with an adjusting component which is used for adjusting the inner diameter of the pricking ring and providing a passage suitable for TAMIS operation, the fixing device is simple in structure, convenient to position at the anus, capable of providing a mounting seat for mounting gloves or other sealing sleeves and capable of preventing the gloves or other sealing sleeves from slipping.
However, the method still has the obvious defects in the using process: 1. when the device is used, the compressed degree of the expansion part is adjusted by rotating the outer cylinder in the forward direction and the reverse direction, and the space range which can be expanded by the supporting strip of the expansion part is further adjusted, but the mode of manually rotating the outer cylinder for adjustment is rough and not accurate enough, so that the device cannot be suitable for surgical operation needing refined external expansion; 2. the supporting strips of the expansion part in the device are expanded outwards in the same amplitude to form a similar circular expansion space, but in the actual surgical operation process, a focus point is positioned at a window arranged on the anus expander, medical instruments are used for treating the focus point, when the focus point is positioned below the window, the focus point needs to be expanded outwards in a larger amplitude in the vertical direction in order to accommodate the instruments, the required expansion amplitude in the left-right direction is relatively smaller, and therefore the more conformable expansion shape is biased to be expanded outwards, so that the integral expansion can cause unnecessary discomfort of a patient, and improvement is needed.
Disclosure of Invention
The present invention is directed to an anal dilator for surgical operation to solve the above-mentioned problems of the background art.
In order to achieve the purpose, the invention provides the following technical scheme:
an anus dilator for surgical operation comprises a first anus dilator piece and a second anus dilator piece, wherein a window is formed in the first anus dilator piece, a rubber cushion layer is arranged on one side, away from the second anus dilator piece, of the first anus dilator piece, an air bag layer is arranged on one side, away from the first anus dilator piece, of the second anus dilator piece, an interface block is arranged on the air bag layer, an air inlet channel is formed in the interface block, a sealing cover is arranged on the interface block in a threaded mode, an air injection pipeline is arranged on the sealing cover, the air injection pipeline is clamped in the air inlet channel in a sealing mode, and a one-way valve is arranged in the air injection pipeline;
the first anus expanding piece and the second anus expanding piece are oppositely provided with two groups of elastic connecting layers, a transverse plate is connected between the elastic connecting layers, a fixing rod is fixedly arranged on the transverse plate, a first bearing seat is embedded in the fixing rod, a first rotating rod is hinged in the first bearing seat, one side, far away from the first bearing seat, of the rotating rod is sequentially and fixedly provided with a ratchet wheel, a rotating gear and a transmission gear in a penetrating mode, an installation column is fixedly arranged on the fixing rod, a pawl is hinged on the installation column, the pawl and the ratchet wheel are meshed in a single direction, so that the ratchet wheel can only rotate in the single direction, a first rack and a second rack are respectively arranged on two sides of the rotating gear, the first rack is fixedly arranged on the first anus expanding piece, and the second rack is fixedly arranged on the second anus expanding piece;
still include the regulating part, the regulating part is including fixed first regulating plate and the second regulating plate that links to each other, embedded ring bearing that is provided with in the first regulating plate, the articulated pivot that is provided with in the ring bearing, the bottom of handle is fixed in the pivot, the fixed main wheel gear that is provided with of one end that the handle was kept away from in the pivot, the both sides meshing of main wheel gear is provided with driven gear, driven gear is used for driving drive gear rotatory, be provided with miniature air inlet machine on the second regulating plate, the intercommunication is provided with the tuber pipe on the miniature air inlet machine, be provided with flow control valve on the tuber pipe.
Preferably, the surfaces of the rubber cushion layer and the airbag layer are coated with smooth film coatings.
Preferably, the front ends of the first anus expanding sheet and the second anus expanding sheet are fixedly provided with guide parts, and the diameter of one end of each guide part, which is far away from the first anus expanding sheet and the second anus expanding sheet, is gradually reduced and is arranged in an arc surface.
Preferably, the base is fixedly arranged at one end, away from the guide part, of the first anus expansion piece and the second anus expansion piece, and hollow holes are formed in the base.
Preferably, a support column is fixedly arranged at the center of one side, close to the first adjusting plate, of the driven gear, the support column is hinged to a second bearing seat, and the second bearing seat is embedded in the first adjusting plate.
Preferably, the outer diameter of the air pipe is equal to the inner diameter of the gas injection pipeline.
Compared with the prior art, the invention has the beneficial effects that:
1. the external diameter of the invention is smaller in the initial state, so that the anus and the anal canal of the patient can be gradually and controllably expanded outwards, and the anal sphincter of the patient gradually adapts to the range which can be expanded by the anal expander seat, thereby avoiding the occurrence of anal fissure and relieving the pain of the patient;
2. the first rack and the second rack are indirectly driven to move by mainly rotating the handle, so that the first anus expanding piece and the second anus expanding piece are far away from each other to realize external expansion, the external expansion amplitude driven by the handle and the gear is more accurate, and the device is suitable for the operation requirement of a refined surgical operation;
3. the second anus dilator is provided with the air bag layer, and the air bag layer can be inflated to realize the outward expansion of the side, so that the anus dilator can realize the one-side deviation outward expansion, is more suitable for the internal use of long and narrow medical instruments, avoids unnecessary all-round expansion, and effectively relieves the discomfort of patients.
The invention provides an anus expander for surgical operation, which can gradually expand the anus of a patient, has strong adaptability, can realize unilateral deviation expansion, is more suitable for the use of long and narrow medical instruments, reduces the discomfort of the patient to the maximum extent, and is very worthy of popularization.
Drawings
FIG. 1 is a schematic exterior view of a first anal dilator, a second anal dilator, a guide and a base according to the present invention;
FIG. 2 is a schematic view of a first anal dilator, a second anal dilator and their internal structures;
FIG. 3 is an enlarged view taken at A of FIG. 2 in accordance with the present invention;
FIG. 4 is a cross-sectional view of the interface block and sealing cap of the present invention;
FIG. 5 is a schematic view of a related structure on the rotating rod of the present invention;
FIG. 6 is a schematic top view of the adjusting member of the present invention;
FIG. 7 is a schematic cross-sectional view of a first regulating plate according to the present invention;
fig. 8 is a schematic cross-sectional view of a second regulating plate according to the present invention.
In the figure: 1 first anus expansion sheet, 2 second anus expansion sheet, 3 windows, 4 rubber cushion layers, 5 air bag layers, 6 interface blocks, 601 air inlet channels, 7 sealing covers, 701 air injection pipelines, 702 one-way valves, 8 elastic connecting layers, 9 transverse plates, 10 fixing rods, 11 bearing seat I, 12 rotating rods, 13 ratchets, 14 rotating gears, 15 transmission gears, 16 mounting columns, 17 pawls, 18 first racks, 19 second racks, 20 guide parts, 21 bases, 22 adjusting parts, 23 first adjusting plates, 24 second adjusting plates, 25 circular ring bearings, 26 rotating shafts, 27 handles, 28 main wheel gears, 29 driven gears, 30 supporting columns, 31 bearing seats II, 32 micro air inlet machines, 33 air pipes and 34 flow adjusting valves.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example (b):
referring to fig. 1 to 8, the present invention provides a technical solution:
an anus expander for surgical operation comprises a first anus expanding sheet 1 and a second anus expanding sheet 2, wherein a window 3 is arranged on the first anus expanding sheet 1, the window 3 is adjusted to be aligned with the focus of a patient when the anus expander is used, the operation treatment is convenient for the anus expanding apparatus, a rubber cushion layer 4 is arranged on one side, away from the second anus expanding sheet 2, of the first anus expanding sheet 1, after the position is adjusted, the rubber cushion layer 4 can play a role in fixing and preventing slippage, the discomfort of the patient can be relieved because the rubber cushion layer 4 has slight elasticity, an air bag layer 5 is arranged on one side, away from the first anus expanding sheet 1, of the second anus expanding sheet 2, air can be stored in the air bag layer 5, expansion and contraction are realized, one side of the anus of the patient is expanded outwards, the expansion operation of long and narrow medical instruments is convenient, an interface block 6 is arranged on the air bag layer 5, an air inlet channel 601 is arranged on the interface block 6, accessible inlet channel 601 injects gas in to gasbag layer 5, the screw thread is provided with sealed lid 7 on the interface block 6, be provided with the external screw thread on the interface block 6, the inboard of sealed lid 7 is provided with the internal thread, can rotatory sealed lid 7 take off it from interface block 6, be provided with gas injection pipeline 701 on the sealed lid 7, gas injection pipeline 701 seals the inlay card in inlet channel 601, the external diameter of gas injection pipeline 701 equals inlet channel 601's internal diameter, and then avoid here to leak out to the at utmost, be provided with check valve 702 in the gas injection pipeline 701, the setting of check valve 702 makes gas can follow gas injection pipeline 701 and gets into inlet channel 601, and can not flow against the current.
The first anus expanding piece 1 and the second anus expanding piece 2 are oppositely provided with two groups of elastic connecting layers 8, a transverse plate 9 is connected between the elastic connecting layers 8, a fixing rod 10 is fixedly arranged on the transverse plate 9, a bearing seat I11 is embedded in the fixing rod 10, and a rotating rod 12 is hinged in the bearing seat I11, so that the rotating rod 12 can rotate in situ, one side of the rotating rod 12, which is far away from the bearing seat I11, is sequentially and fixedly provided with a ratchet wheel 13, a rotating gear 14 and a transmission gear 15 in a penetrating manner, a mounting column 16 is fixedly arranged on the fixing rod 10, a pawl 17 is hinged on the mounting column 16, the pawl 17 is meshed with the ratchet wheel 13 in a single direction, so that the ratchet wheel 13 can only rotate in the single direction, and the positioning of the external expansion amplitude after adjustment is realized, in addition, the pawl 17 in the device can also be provided with a detachable structure, further, the resetting and the repeated use of the ratchet wheel 13 are convenient, and the selection can be carried out according to the actual conditions, the two sides of the rotating gear 14 are respectively provided with a first rack 18 and a second rack 19, the first rack 18 is fixedly arranged on the first anus expanding piece 1, the second rack 19 is fixedly arranged on the second anus expanding piece 2, and the rotating gear 14 can drive the first rack 18 and the second rack 19 to be away from each other when rotating, so that the distance between the first anus expanding piece 1 and the second anus expanding piece 2 is increased, and outward expansion is realized.
The adjustable type rotary table further comprises an adjusting piece 22, the adjusting piece 22 comprises a first adjusting plate 23 and a second adjusting plate 24 which are fixedly connected, a ring bearing 25 is embedded in the first adjusting plate 23, a rotating shaft 26 is hinged in the ring bearing 25, the rotating shaft 26 can rotate, and because the rotating shaft 26 is fixed on the inner ring of the circular ring bearing 25, the rotating shaft 26 can not move up and down, the rotating shaft 26 is fixed on the bottom of the handle 27, one end of the rotating shaft 26 far away from the handle 27 is fixedly provided with a main wheel gear 28, two sides of the main wheel gear 28 are engaged with a driven gear 29, when the main wheel gear 28 rotates, the driven gears 29 on two sides can be driven to rotate at the same time, the driven gears 29 are used for driving the transmission gear 15 to rotate, the second adjusting plate 24 is provided with a micro air inlet fan 32, the micro air inlet fan 32 is communicated with an air pipe 33, the air pipe 33 is provided with a flow adjusting valve 34, and the air outlet quantity of the air pipe 33 can be adjusted by the flow adjusting valve 34.
Preferably, the surfaces of the rubber cushion layer 4 and the air bag layer 5 are coated with smooth film coatings, so that unnecessary damage to a patient caused by uneven surfaces is avoided.
As a preferred, the front end of the first anus expansion piece 1 and the second anus expansion piece 2 is fixedly provided with the guide part 20, the guide part 20 is far away from the diameter of one end of the first anus expansion piece 1 and one end of the second anus expansion piece 2, the diameter of the first anus expansion piece 1 and the diameter of the second anus expansion piece 2 are gradually reduced and are arranged in a circular arc surface, when the anus expansion device is used, the guide part 20 can be inserted into the anus of a patient, then the first anus expansion piece 1 and the second anus expansion piece 2 are gradually expanded, the patient can adapt gradually, and the anal sphincter injury of the patient caused by instantaneous and large-amplitude external expansion is avoided.
As a preferred, the base 21 is fixedly arranged at one end of the first anus expanding piece 1 and the second anus expanding piece 2 far away from the guide part 20, hollow holes are formed in the base 21, and medical staff can hold the base 21 through the hollow holes when using the anus expanding device, so that the anus expanding device is convenient to take.
Preferably, a supporting column 30 is fixedly arranged at the center of the driven gear 29 near one side of the first adjusting plate 23, the supporting column 30 is hinged in a second bearing seat 31, so that the supporting column 30 can rotate in situ, and the second bearing seat 31 is embedded in the first adjusting plate 23.
Preferably, the outer diameter of the air pipe 33 is equal to the inner diameter of the gas injection pipe 701, so that the air pipe 33 can be sealingly inserted into the gas injection pipe 701, thereby maximally preventing gas leakage therein, inflating more rapidly, and avoiding unnecessary time consumption and power waste.
The working principle is as follows: when in use, medical staff can hold the base 21 of the anus dilator by hands, the guide part 20 is firstly inserted into the anus of a patient, then the adjusting piece 22 is taken, the driven gear 29 below the first adjusting plate 23 is respectively meshed with the transmission gears 15 at two sides, the handle 27 is manually rotated, the handle 27 drives the main wheel gear 28 to rotate through the rotating shaft 26, the main wheel gear 28 drives the driven gears 29 at two sides to rotate, the driven gear 29 drives the rotating rod 12 to rotate through the transmission gears 15, on one hand, the rotating gear 14 on the rotating rod 12 rotates, so that the first rack 18 and the second rack 19 are mutually separated, the distance between the first anus dilator 1 and the second anus dilator 2 is increased, and the anus dilator is dilated, the dilation range of the adjusting mode is finer, and the adjusting mode is suitable for the needs of refined surgical operation; on the other hand, the ratchet wheel 13 on the rotating rod 12 will also rotate along with the rotating rod, and under the action of the pawl 17, the ratchet wheel 13 can only realize unidirectional rotation, and will not automatically reverse, and can position the outward expansion amplitude in real time, so as to avoid contraction.
After the preliminary external expansion is finished, the first anus expansion sheet 1 and the second anus expansion sheet 2 can be integrally rotated, and then the window 3 is aligned with a focus point, so that medical staff can conveniently use the focus for carrying out operation treatment, at the moment, for long and narrow medical instruments, in order to facilitate the long and narrow medical instruments to extend into the anus after the external expansion, the anus of a patient is often required to be expanded to a larger extent in a circular or approximate circular shape, but in the actual operation, only the focus point and the opposite direction need to be greatly expanded to accommodate the medical instruments, the requirement on the external expansion amplitude in other directions is lower, so the traditional integral external expansion can bring unnecessary pain to the patient, the second anus expansion sheet 2 of the device is provided with the air bag layer 5, the air bag layer 5 can be inflated, when the device is used, the air pipe 33 at the bottom of the second adjusting plate 24 is inserted into the air injection pipeline 701, the micro air inlet machine 32 is opened, the air output of the air pipe 33 is adjusted through the flow adjusting valve 34, and air can enter the air bag layer 5 through the air injection pipeline 701 and the air inlet channel 601, so that the air bag layer 5 expands, and therefore the unilateral deviation of the anus expander is achieved to expand outwards, and the one-way valve 702 is arranged in the air injection pipeline 701, so that the air can enter the air inlet channel 601 from the air injection pipeline 701 due to the arrangement of the one-way valve 702, and the air cannot flow reversely, and air leakage is effectively avoided.
After use, the sealing cover 7 can be rotated to be removed, and outside air can enter the air bag layer 5 from the air inlet channel 601 in the interface block 6, so that the air bag layer 5 contracts, and the anus dilator is convenient to remove.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides an anus expansion ware for surgery operation, includes first anus expansion piece (1) and second anus expansion piece (2), its characterized in that: a window (3) is formed in the first anus expanding piece (1), a rubber cushion layer (4) is arranged on one side, away from the second anus expanding piece (2), of the first anus expanding piece (1), an air bag layer (5) is arranged on one side, away from the first anus expanding piece (1), of the second anus expanding piece (2), an interface block (6) is arranged on the air bag layer (5), an air inlet channel (601) is formed in the interface block (6), a sealing cover (7) is arranged on the interface block (6) in a threaded mode, an air injection pipeline (701) is arranged on the sealing cover (7), the air injection pipeline (701) is embedded in the air inlet channel (601) in a sealing mode, and a one-way valve (702) is arranged in the air injection pipeline (701);
the first anus expanding piece (1) and the second anus expanding piece (2) are relatively provided with two groups of elastic connecting layers (8), a transverse plate (9) is connected and arranged between the elastic connecting layers (8), a fixing rod (10) is fixedly arranged on the transverse plate (9), a first bearing seat (11) is embedded in the fixing rod (10), a rotating rod (12) is hinged in the first bearing seat (11), one side, far away from the first bearing seat (11), of the rotating rod (12) is sequentially and fixedly provided with a ratchet wheel (13), a rotating gear (14) and a transmission gear (15) in a penetrating mode, a mounting column (16) is fixedly arranged on the fixing rod (10), the mounting column (16) is hinged with a pawl (17), the pawl (17) and the ratchet wheel (13) are meshed in a single direction, so that the ratchet wheel (13) can only rotate in the single direction, and a first rack (18) and a second rack (19) are respectively arranged on two sides of the rotating gear (14), the first rack (18) is fixedly arranged on the first anus expanding sheet (1), and the second rack (19) is fixedly arranged on the second anus expanding sheet (2);
still include regulating part (22), regulating part (22) are including fixed first regulating plate (23) and the second regulating plate (24) that link to each other, embedded ring bearing (25) of being provided with in first regulating plate (23), the articulated pivot (26) that is provided with in ring bearing (25), pivot (26) are fixed in the bottom of handle (27), the fixed main wheel gear (28) that is provided with of one end that handle (27) were kept away from in pivot (26), the both sides meshing of main wheel gear (28) is provided with driven gear (29), driven gear (29) are used for driving drive gear (15) rotatory, be provided with miniature air inlet machine (32) on second regulating plate (24), the intercommunication is provided with tuber pipe (33) on miniature air inlet machine (32), be provided with flow control valve (34) on tuber pipe (33).
2. The anal dilator for surgical procedures of claim 1, wherein: smooth film coatings are coated on the surfaces of the rubber cushion layer (4) and the air bag layer (5).
3. The anal dilator for surgical procedures of claim 1, wherein: the front ends of the first anus expanding piece (1) and the second anus expanding piece (2) are fixedly provided with guide parts (20), and the guide parts (20) are far away from the diameters of one ends of the first anus expanding piece (1) and the second anus expanding piece (2) and are gradually reduced and arranged in an arc surface.
4. The anal dilator for surgical operation according to claim 3, wherein: the first anus expanding piece (1) and the second anus expanding piece (2) are fixedly provided with a base (21) at one end far away from the guide part (20), and hollow holes are formed in the base (21).
5. The anal dilator for surgical procedures of claim 1, wherein: the driven gear (29) is close to the fixed support column (30) that is provided with in center department of first regulating plate (23) one side, support column (30) are articulated to be set up in bearing frame two (31), bearing frame two (31) embedded setting is in first regulating plate (23).
6. The anal dilator for surgical procedures of claim 1, wherein: the outer diameter of the air pipe (33) is equal to the inner diameter of the air injection pipeline (701).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011471073.0A CN112587184B (en) | 2020-12-14 | 2020-12-14 | Anus dilator for surgical operation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011471073.0A CN112587184B (en) | 2020-12-14 | 2020-12-14 | Anus dilator for surgical operation |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112587184A CN112587184A (en) | 2021-04-02 |
| CN112587184B true CN112587184B (en) | 2022-08-12 |
Family
ID=75195753
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011471073.0A Active CN112587184B (en) | 2020-12-14 | 2020-12-14 | Anus dilator for surgical operation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112587184B (en) |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2446918A1 (en) * | 2010-10-29 | 2012-05-02 | Biotronik AG | Balloon catheter with a radially asymmetrically dilatable portion |
| CN103750871A (en) * | 2014-01-22 | 2014-04-30 | 张宗贤 | Incision distraction device for human body surgery |
| CN204364633U (en) * | 2015-01-07 | 2015-06-03 | 李文良 | A kind of Novel pediatric anus-expanding unit |
| EP3443912B1 (en) * | 2017-08-17 | 2022-08-24 | Stryker European Operations Holdings LLC | Expanders for rod retraction |
| CN209809287U (en) * | 2019-02-11 | 2019-12-20 | 强安医疗器械有限公司 | Rectum dilator |
| CN210931567U (en) * | 2019-04-30 | 2020-07-07 | 遵义市第五人民医院 | Drag hook that hepatobiliary surgery used |
| CN210357365U (en) * | 2019-08-21 | 2020-04-21 | 沈阳农业大学 | Grinding disc for coarse cereal juice |
| CN211966436U (en) * | 2019-12-31 | 2020-11-20 | 苏州品信新能源有限公司 | Automatic spot welder battery automatic fixing smelting tool |
| CN110974144A (en) * | 2020-01-15 | 2020-04-10 | 张常慧 | Gynaecology and obstetrics is with expanding external genitals |
-
2020
- 2020-12-14 CN CN202011471073.0A patent/CN112587184B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN112587184A (en) | 2021-04-02 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| GB0622415D0 (en) | Compression system | |
| CN111939044B (en) | Limbs trauma debridement device suitable for outdoor first aid | |
| CN112587184B (en) | Anus dilator for surgical operation | |
| CN110916982B (en) | Disabled person shoulder joint rehabilitation training device | |
| CN105726076B (en) | Limbs draft gear in art | |
| CN201796534U (en) | Rotary arm model for arterial puncture | |
| CN209827354U (en) | Limb support for arteriovenous internal fistula patient after operation | |
| CN105287083A (en) | Controllable ostomy apparatus and using method thereof | |
| CN115054306A (en) | Adjustable brachial artery supporting device for cardiology department | |
| CN213130526U (en) | Pediatric examination diagnosis and treatment bed | |
| CN205054548U (en) | A mouthful device is made to controllable type | |
| CN211213313U (en) | Cut and pipe orifice closing device | |
| CN209187453U (en) | A kind of air wave pressure therapeutic device | |
| CN208017557U (en) | A kind of Gynecological operation uterine manipulator | |
| CN111000604A (en) | Brain pressing plate for neurosurgery operation | |
| CN204275136U (en) | A kind of enemator | |
| CN210785925U (en) | Balloon dilatation catheter for hepatobiliary surgery | |
| CN106725705A (en) | A kind of gas-filled type rubber exsanguinations blocker | |
| CN212664348U (en) | Uropoiesis surgical instrument belt cleaning device | |
| CN217697012U (en) | Medical portable inflation pressure-equalizing four-limb fixing splint brace | |
| CN220833519U (en) | Limb supporting structure for skin surgery | |
| CN215350500U (en) | Limb massager for nursing of critical patients | |
| CN108543199A (en) | A kind of conduit for treating paralytic ileus | |
| CN218979970U (en) | Liquid heating and pressurizing flushing device for intra-operative flushing | |
| CN210992069U (en) | Uropoiesis surgery is with adjustable catheterization device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20220707 Address after: Room 2-914, Heping Dairy Science and technology building, 1151 Yan'an Road, bengshan District, Bengbu City, Anhui Province 233000 Applicant after: ANHUI HEZHONG ZHIXIN TECHNOLOGY CONSULTATION CO.,LTD. Address before: 233000 room a-106, medical technology building, no.1151, Yan'an South Road, bengshan District, Bengbu City, Anhui Province Applicant before: Bengbu guanxinda Medical Technology Co.,Ltd. |
|
| GR01 | Patent grant | ||
| GR01 | Patent grant |