CN114886523A - Abdominal cavity puncture needle sleeve device - Google Patents
Abdominal cavity puncture needle sleeve device Download PDFInfo
- Publication number
- CN114886523A CN114886523A CN202210537481.4A CN202210537481A CN114886523A CN 114886523 A CN114886523 A CN 114886523A CN 202210537481 A CN202210537481 A CN 202210537481A CN 114886523 A CN114886523 A CN 114886523A
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- China
- Prior art keywords
- connecting rod
- push
- interlayer
- sleeve
- pull rod
- 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.)
- Pending
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- 210000000683 abdominal cavity Anatomy 0.000 title claims abstract description 19
- 239000011229 interlayer Substances 0.000 claims abstract description 34
- 238000000034 method Methods 0.000 claims abstract description 7
- 230000002093 peripheral effect Effects 0.000 claims abstract description 4
- 230000003187 abdominal effect Effects 0.000 claims description 10
- 230000000903 blocking effect Effects 0.000 claims description 6
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 230000009471 action Effects 0.000 claims description 3
- 230000008569 process Effects 0.000 abstract description 4
- 238000001727 in vivo Methods 0.000 abstract description 2
- 210000000056 organ Anatomy 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000011505 plaster Substances 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 230000002792 vascular Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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
- A61B17/34—Trocars; Puncturing needles
- A61B17/3417—Details of tips or shafts, e.g. grooves, expandable, bendable; Multiple coaxial sliding cannulas, e.g. for dilating
- A61B17/3421—Cannulas
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B10/00—Other methods or instruments for diagnosis, e.g. instruments for taking a cell sample, for biopsy, for vaccination diagnosis; Sex determination; Ovulation-period determination; Throat striking implements
- A61B10/0045—Devices for taking samples of body liquids
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/34—Trocars; Puncturing needles
- A61B2017/348—Means for supporting the trocar against the body or retaining the trocar inside the body
- A61B2017/3492—Means for supporting the trocar against the body or retaining the trocar inside the body against the outside of the body
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Surgery (AREA)
- Medical Informatics (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Pathology (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Hematology (AREA)
- Surgical Instruments (AREA)
Abstract
The invention relates to a cannula device of an abdominal cavity puncture needle, which comprises a cannula body with an interlayer, a limiting piece and a moving piece, wherein the limiting piece and the moving piece are arranged in the interlayer; the moving part comprises a sliding sleeve arranged at the lower end in the interlayer and a push-pull rod arranged at the upper end in the interlayer; the limiting pieces are arranged at each opening part of the interlayer respectively and comprise a rocker and a connecting rod which are sequentially connected, the upper end and the lower end of the rocker are respectively hinged with the upper end of the sliding sleeve and the upper end of the connecting rod, and the lower end of the connecting rod is hinged with the push-pull rod; the lower end of the push-pull rod is provided with a limit stop part for limiting the connecting rod; the side part of the inner lower part of the interlayer is provided with an annular bulge, the peripheral side wall of the sliding sleeve is provided with an annular convex part matched with the annular bulge, and the annular convex part is positioned below the annular bulge; the limiting part can be opened in vivo after the puncture of the device, and the fixation of the cannula body is realized through the matching of the external baffle and the limiting part, so that the puncture needle in the cannula body is prevented from easily shifting in the operation process.
Description
Technical Field
The invention relates to the field of medical instruments, in particular to a cannula device of an abdominal cavity puncture needle.
Background
The abdominal cavity puncture is used for extracting the abdominal water and/or carrying out laboratory examination, and when the abdominal cavity puncture is used for extracting the abdominal water, the puncture needle needs to be fixed after penetrating into the abdominal cavity so as to avoid the damage of abdominal cavity viscera, and the incidence rate of complications is increased. At present, in clinical operation, the puncture needle is generally fixed by using an adhesive plaster or a vascular clamp, and the puncture needle is easy to shift and easily damages abdominal organs of a patient in the process of liquid pumping.
Disclosure of Invention
Aiming at the defects, the invention provides a cannula device of an abdominal cavity puncture needle.
The invention solves the technical problem by adopting the scheme that the sleeve device of the abdominal cavity puncture needle comprises a sleeve body with an interlayer, a limiting piece and a moving piece, wherein the limiting piece and the moving piece are arranged in the interlayer;
the moving piece comprises a sliding sleeve arranged at the lower end in the interlayer and a push-pull rod arranged at the upper end in the interlayer and penetrating through the interlayer;
the limiting pieces are arranged at each opening part of the interlayer respectively, each limiting piece comprises a rocker and a connecting rod which are sequentially connected from top to bottom, the upper end and the lower end of each rocker are respectively hinged with the upper end of the sliding sleeve and the upper end of the corresponding connecting rod, and the lower end of each connecting rod is hinged with the corresponding push-pull rod;
a plurality of positioning holes are formed in the push-pull rod at intervals along the vertical direction, pin holes matched with the positioning holes are formed in the periphery of the upper portion of the sleeve along the radial direction, and positioning pins are inserted in the pin holes;
the lower end of the push-pull rod is provided with a limiting stop part for limiting the connecting rod;
the side part of the inner lower part of the interlayer is provided with an annular protrusion which is positioned below the opening;
the peripheral side wall of the sliding sleeve is provided with a ring convex part matched with the ring-shaped protrusion, and the ring convex part is positioned below the ring-shaped protrusion;
when the upper end of the connecting rod is swung downwards to the position where the connecting rod is abutted against the limit stop part in the unfolded state, the connecting rod is horizontal, and the rod and the connecting rod extend out of the opening
In a furled state, the connecting rod is attached to the push-pull rod and the rocker is attached to the connecting rod, the sliding sleeve is located at the bottom end of the interlayer, the connecting end of the rocker and the connecting rod faces upwards, and the rocker and the connecting rod do not extend out of the opening.
Furthermore, the lower end of the push-pull rod is provided with a notch for accommodating the connecting rod, and the lower end of the notch is hinged with the connecting rod through a transverse column; the limiting blocking part is a semi-cylinder arranged at the outer end of the cross column, a shaft hole for accommodating the cross column is formed in the connecting rod, and a quarter-cylinder blocking protrusion matched with the semi-cylinder is arranged on the inner wall of the shaft hole.
Furthermore, the periphery of the upper part of the sleeve is provided with anti-skid textures.
Furthermore, a baffle is arranged on the periphery of the upper end of the sleeve.
Furthermore, a ring cover for sealing and clamping is arranged on the upper end face of the sleeve, and the push-pull rod penetrates through the ring cover.
A method for fixing a sleeve for abdominal cavity puncture operation comprises the following steps: the puncture needle is arranged in the sleeve body, and the cavity puncture needle sleeve device is in a folded state during the abdominal puncture; after the puncture needle cannula device enters the body, the pull rod is pulled outwards, the sliding table moves upwards until the ring convex part abuts against the ring-shaped protrusion, the upper end of the connecting rod swings downwards under the action of a pulling force and is unfolded until the cavity puncture needle cannula device reaches an unfolded state, and the connecting rod and the pull rod form an angle of 90 degrees; then increasing the pulling force acting on the push-pull rod to enable the pulling force to be larger than the maximum resistance force which can be generated by the annular protrusion to the annular convex part, so that the sliding table continuously moves upwards through the annular protrusion, and the unfolded connecting rod can move; when the push rod is continuously pulled outwards to move the connecting rod to a required limiting position, a positioning pin is inserted into the sleeve body, the push-pull rod is fixed through the positioning pin, so that the limiting member is fixed, then the baffle plate at the upper part of the sleeve body is moved downwards to a proper position, and the sleeve body is fixed by matching with the limiting member; then performing abdominal cavity operation; after the abdominal cavity operation is finished, the positioning pin is pulled out, the push-pull rod is pushed downwards, the sliding sleeve moves downwards to return, and meanwhile, the rocker and the connecting rod are also retracted to return to the interlayer, so that the cavity puncture needle cannula device is returned to a folded state; and inserting a positioning pin into the sleeve body, and taking out the cavity puncture needle sleeve device after fixing the push-pull rod through the positioning pin.
Compared with the prior art, the invention has the following beneficial effects: the limiting part can be opened in vivo after puncture, and the fixation of the cannula body is realized through the matching of the external baffle and the limiting part, so that the puncture needle in the cannula body is prevented from easily shifting in the operation process and damaging abdominal organs of a patient.
Drawings
The invention is further described with reference to the following figures.
Fig. 1 is a schematic structural view of the device in the expanded state.
Fig. 2 is a schematic structural view of the device in a furled state.
Fig. 3 is a sectional view taken along line a-a of fig. 2.
Fig. 4 is a schematic structural view of the connecting rod.
Fig. 5 is a schematic structural view of the push-pull rod.
Fig. 6 is a schematic structural view of the sleeve body.
Fig. 7 is a schematic structural view of the sliding sleeve.
Fig. 8 is a view showing the state where the stopper is unfolded.
In the figure: 1-a sleeve body; 2-a sliding sleeve; 3, a rocker; 4-a connecting rod; 5, a push-pull rod; 6-a baffle plate; 7-a positioning pin; 8-ring cover.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
As shown in fig. 1-8, a cannula device for an abdominal puncture needle comprises a cannula body 1 with an interlayer, a limiting piece and a moving piece which are arranged in the interlayer, wherein two openings communicated with the interlayer are symmetrically formed in the periphery of the lower part of the cannula body along the vertical direction;
the moving piece comprises a sliding sleeve 2 arranged at the lower end in the interlayer and a push-pull rod 4 arranged at the upper end in the interlayer and penetrating through the interlayer;
the limiting pieces are arranged at each opening part of the interlayer respectively, each limiting piece comprises a rocker 3 and a connecting rod 4 which are sequentially connected from top to bottom, the upper end and the lower end of each rocker are respectively hinged with the upper end of the sliding sleeve and the upper end of the corresponding connecting rod, and the lower end of each connecting rod is hinged with the corresponding push-pull rod;
a plurality of positioning holes are formed in the push-pull rod at intervals along the vertical direction, pin holes matched with the positioning holes are formed in the periphery of the upper portion of the sleeve along the radial direction, and positioning pins 7 are inserted in the pin holes;
the lower end of the push-pull rod is provided with a limiting stop part for limiting the connecting rod;
the side part of the inner lower part of the interlayer is provided with an annular protrusion which is positioned below the opening;
the peripheral side wall of the sliding sleeve is provided with a ring convex part matched with the ring-shaped protrusion, and the ring convex part is positioned below the ring-shaped protrusion;
the arrangement of the annular convex part and the annular bulge ensures that the sliding sleeve has certain resistance to sliding at the beginning to ensure that the sliding sleeve continues to move after the rocker swings to form a limiting plane at the first time of the movement of the push-pull rod;
when the upper end of the connecting rod is swung downwards to the position where the connecting rod is abutted against the limit stop part in the unfolded state, the connecting rod is horizontal, and the rod and the connecting rod extend out of the opening
In a furled state, the connecting rod is attached to the push-pull rod and the rocker is attached to the connecting rod, the sliding sleeve is located at the bottom end of the interlayer, the connecting end of the rocker and the connecting rod faces upwards, and the rocker and the connecting rod do not extend out of the opening.
In this embodiment, the lower end of the push-pull rod is provided with a notch for accommodating the connecting rod, and the lower end of the notch is hinged with the connecting rod through a transverse column; the limiting blocking part is a semi-cylinder arranged at the outer end of the cross column, a shaft hole for accommodating the cross column is formed in the connecting rod, and a quarter-cylinder blocking protrusion matched with the semi-cylinder is arranged on the inner wall of the shaft hole.
In this embodiment, the baffle 6 is installed on the periphery of the upper end of the sleeve, the antiskid texture which can be matched with the baffle is arranged on the periphery of the upper portion of the sleeve, and the baffle is sleeved on the antiskid surface of the upper end of the sleeve to move, so that the sleeve body is matched with the expanded limiting part to fix and limit.
In this embodiment, the upper end face of the sleeve is covered with a ring cover 8 for closed clamping, and the push-pull rod penetrates through the ring cover.
A method for fixing a sleeve for abdominal cavity puncture operation comprises the following steps: the puncture needle is arranged in the sleeve body, and the cavity puncture needle sleeve device is in a folded state during the abdominal puncture; after the puncture needle cannula device enters the body, the pull rod is pulled outwards, the sliding table moves upwards until the ring convex part abuts against the ring-shaped protrusion, the upper end of the connecting rod swings downwards under the action of a pulling force and is unfolded until the cavity puncture needle cannula device reaches an unfolded state, and the connecting rod and the pull rod form an angle of 90 degrees; then increasing the pulling force acting on the push-pull rod to enable the pulling force to be larger than the maximum resistance force which can be generated by the annular protrusion to the annular convex part, so that the sliding table continuously moves upwards through the annular protrusion, and the unfolded connecting rod can move; when the push rod is continuously pulled outwards to move the connecting rod to a required limiting position, a positioning pin is inserted into the sleeve body, the push-pull rod is fixed through the positioning pin, so that the limiting member is fixed, then the baffle plate at the upper part of the sleeve body is moved downwards to a proper position, and the sleeve body is fixed by matching with the limiting member; then performing abdominal cavity operation; after the abdominal cavity operation is finished, the positioning pin is pulled out, the push-pull rod is pushed downwards, the sliding sleeve moves downwards to return, and meanwhile, the rocker and the connecting rod are also retracted to return to the interlayer, so that the cavity puncture needle cannula device is returned to a folded state; and inserting a positioning pin into the sleeve body, and taking out the cavity puncture needle sleeve device after fixing the push-pull rod through the positioning pin.
If this patent discloses or refers to parts or structures that are fixedly connected to each other, the fixedly connected may be understood as: a detachable fixed connection (for example using bolts or screws) is also understood as: non-detachable fixed connections (e.g. riveting, welding), but of course, fixed connections to each other may also be replaced by one-piece structures (e.g. manufactured integrally using a casting process) (unless it is obviously impossible to use an integral forming process).
In the description of this patent, it is to be understood that the terms "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the patent, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.
The above-mentioned preferred embodiments, further illustrating the objects, technical solutions and advantages of the present invention, should be understood that the above-mentioned are only preferred embodiments of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents, improvements and the like made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. An abdominal cavity puncture needle sleeve device is characterized in that: the sleeve comprises a sleeve body with an interlayer, a limiting part and a moving part, wherein the limiting part and the moving part are arranged in the interlayer;
the moving piece comprises a sliding sleeve arranged at the lower end in the interlayer and a push-pull rod arranged at the upper end in the interlayer and penetrating through the interlayer;
the limiting pieces are arranged at each opening part of the interlayer respectively, each limiting piece comprises a rocker and a connecting rod which are sequentially connected from top to bottom, the upper end and the lower end of each rocker are respectively hinged with the upper end of the sliding sleeve and the upper end of the corresponding connecting rod, and the lower end of each connecting rod is hinged with the corresponding push-pull rod;
a plurality of positioning holes are formed in the push-pull rod at intervals along the vertical direction, pin holes matched with the positioning holes are formed in the periphery of the upper portion of the sleeve along the radial direction, and positioning pins are inserted in the pin holes;
the lower end of the push-pull rod is provided with a limiting stop part for limiting the connecting rod;
the side part of the inner lower part of the interlayer is provided with an annular protrusion which is positioned below the opening;
the peripheral side wall of the sliding sleeve is provided with a ring convex part matched with the ring-shaped protrusion, and the ring convex part is positioned below the ring-shaped protrusion;
when the upper end of the connecting rod is swung downwards to the position where the connecting rod is abutted against the limit stop part in the unfolded state, the connecting rod is horizontal, and the rod and the connecting rod extend out of the opening
In a furled state, the connecting rod is attached to the push-pull rod and the rocker is attached to the connecting rod, the sliding sleeve is located at the bottom end of the interlayer, the connecting end of the rocker and the connecting rod faces upwards, and the rocker and the connecting rod do not extend out of the opening.
2. The laparoscopic needle cannula device of claim 1, wherein: the lower end of the push-pull rod is provided with a notch for accommodating the connecting rod, and the lower end of the notch is hinged with the connecting rod through a transverse column; the limiting blocking part is a semi-cylinder arranged at the outer end of the cross column, a shaft hole for accommodating the cross column is formed in the connecting rod, and a quarter-cylinder blocking protrusion matched with the semi-cylinder is arranged on the inner wall of the shaft hole.
3. The laparoscopic needle cannula device of claim 1, wherein: the periphery of the upper part of the sleeve is provided with anti-skid textures.
4. The laparoscopic needle cannula device of claim 1, wherein: and a baffle is arranged on the periphery of the upper end of the sleeve.
5. The laparoscopic needle cannula device of claim 1, wherein: the upper end face of the sleeve is covered with a closed clamping ring cover, and the push-pull rod penetrates through the ring cover.
6. A method for fixing a cannula for an abdominal puncture operation, which uses the abdominal puncture needle cannula device according to claim 1, wherein: the puncture needle is arranged in the sleeve body, and the cavity puncture needle sleeve device is in a folded state during the abdominal puncture; after the puncture needle cannula device enters the body, the pull rod is pulled outwards, the sliding table moves upwards until the ring convex part abuts against the ring-shaped protrusion, the upper end of the connecting rod swings downwards under the action of a pulling force and is unfolded until the cavity puncture needle cannula device reaches an unfolded state, and the connecting rod and the pull rod form an angle of 90 degrees; then increasing the pulling force acting on the push-pull rod to enable the pulling force to be larger than the maximum resistance force which can be generated by the annular protrusion to the annular convex part, so that the sliding table continuously moves upwards through the annular protrusion, and the unfolded connecting rod can move; when the push rod is continuously pulled outwards to move the connecting rod to a required limiting position, a positioning pin is inserted into the sleeve body, the push-pull rod is fixed through the positioning pin, so that the limiting member is fixed, then the baffle plate at the upper part of the sleeve body is moved downwards to a proper position, and the sleeve body is fixed by matching with the limiting member; then performing abdominal cavity operation; after the abdominal cavity operation is finished, the positioning pin is pulled out, the push-pull rod is pushed downwards, the sliding sleeve moves downwards to return, and meanwhile, the rocker and the connecting rod are also retracted to return to the interlayer, so that the cavity puncture needle cannula device is returned to a folded state; and inserting a positioning pin into the sleeve body, and taking out the cavity puncture needle sleeve device after fixing the push-pull rod through the positioning pin.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202210537481.4A CN114886523A (en) | 2022-05-18 | 2022-05-18 | Abdominal cavity puncture needle sleeve device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202210537481.4A CN114886523A (en) | 2022-05-18 | 2022-05-18 | Abdominal cavity puncture needle sleeve device |
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CN114886523A true CN114886523A (en) | 2022-08-12 |
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CN202210537481.4A Pending CN114886523A (en) | 2022-05-18 | 2022-05-18 | Abdominal cavity puncture needle sleeve device |
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Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108272493A (en) * | 2018-03-12 | 2018-07-13 | 天津青松华药医药有限公司 | A kind of small-sized laparoscope puncture outfit device |
CN109432422A (en) * | 2018-11-13 | 2019-03-08 | 福建医科大学孟超肝胆医院(福州市传染病医院) | Black phosphorus quantum dot/platinum hybrid mesoporous silica nano-particle and preparation method and application |
CN110220957A (en) * | 2019-07-06 | 2019-09-10 | 福建师范大学 | Based on NiFe2O4Double mode electrogenerated chemiluminescence-temperature immunosensor of the different luminol global function probe of nanotube |
CN111281496A (en) * | 2020-02-10 | 2020-06-16 | 青岛大学附属医院 | Novel enterogastric surgery abdominal cavity operation puncture device |
CN113484389A (en) * | 2021-07-01 | 2021-10-08 | 青岛科技大学 | Preparation method and application of black phosphorus quantum dots |
WO2021203568A1 (en) * | 2020-04-07 | 2021-10-14 | 青岛大学 | Method for producing novel nanohybrid probe for visualized detection of tumor exosomes |
CN216221534U (en) * | 2021-06-24 | 2022-04-08 | 浙江优亿医疗器械股份有限公司 | Laparoscope puncture needle with fascia closing function |
CN216365211U (en) * | 2021-11-24 | 2022-04-26 | 泰州市人民医院 | Ventricles of brain abdominal cavity reposition of redundant personnel puncture pincers under peritoneoscope |
CN218528848U (en) * | 2022-05-18 | 2023-02-28 | 福州大学 | Abdominal cavity puncture sleeve with limiting part |
-
2022
- 2022-05-18 CN CN202210537481.4A patent/CN114886523A/en active Pending
Patent Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108272493A (en) * | 2018-03-12 | 2018-07-13 | 天津青松华药医药有限公司 | A kind of small-sized laparoscope puncture outfit device |
CN109432422A (en) * | 2018-11-13 | 2019-03-08 | 福建医科大学孟超肝胆医院(福州市传染病医院) | Black phosphorus quantum dot/platinum hybrid mesoporous silica nano-particle and preparation method and application |
CN110220957A (en) * | 2019-07-06 | 2019-09-10 | 福建师范大学 | Based on NiFe2O4Double mode electrogenerated chemiluminescence-temperature immunosensor of the different luminol global function probe of nanotube |
CN111281496A (en) * | 2020-02-10 | 2020-06-16 | 青岛大学附属医院 | Novel enterogastric surgery abdominal cavity operation puncture device |
WO2021203568A1 (en) * | 2020-04-07 | 2021-10-14 | 青岛大学 | Method for producing novel nanohybrid probe for visualized detection of tumor exosomes |
CN216221534U (en) * | 2021-06-24 | 2022-04-08 | 浙江优亿医疗器械股份有限公司 | Laparoscope puncture needle with fascia closing function |
CN113484389A (en) * | 2021-07-01 | 2021-10-08 | 青岛科技大学 | Preparation method and application of black phosphorus quantum dots |
CN216365211U (en) * | 2021-11-24 | 2022-04-26 | 泰州市人民医院 | Ventricles of brain abdominal cavity reposition of redundant personnel puncture pincers under peritoneoscope |
CN218528848U (en) * | 2022-05-18 | 2023-02-28 | 福州大学 | Abdominal cavity puncture sleeve with limiting part |
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