CN114521975B - Oncology is with tumour absorption clamp - Google Patents
Oncology is with tumour absorption clamp Download PDFInfo
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- CN114521975B CN114521975B CN202210281850.8A CN202210281850A CN114521975B CN 114521975 B CN114521975 B CN 114521975B CN 202210281850 A CN202210281850 A CN 202210281850A CN 114521975 B CN114521975 B CN 114521975B
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- 206010028980 Neoplasm Diseases 0.000 title claims abstract description 64
- 238000010521 absorption reaction Methods 0.000 title description 2
- 238000001179 sorption measurement Methods 0.000 claims abstract description 82
- 238000000926 separation method Methods 0.000 claims description 12
- 238000001125 extrusion Methods 0.000 claims description 4
- 230000007423 decrease Effects 0.000 claims description 3
- 230000000903 blocking effect Effects 0.000 claims description 2
- 230000004308 accommodation Effects 0.000 claims 3
- 238000010030 laminating Methods 0.000 claims 1
- 238000002271 resection Methods 0.000 description 3
- 230000002159 abnormal effect Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000033228 biological regulation Effects 0.000 description 1
- 230000004663 cell proliferation Effects 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000003902 lesion Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 231100000590 oncogenic Toxicity 0.000 description 1
- 230000002246 oncogenic effect Effects 0.000 description 1
- 230000035755 proliferation Effects 0.000 description 1
- 108090000623 proteins and genes Proteins 0.000 description 1
- 231100000588 tumorigenic Toxicity 0.000 description 1
- 230000000381 tumorigenic effect Effects 0.000 description 1
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
- A61B90/10—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges for stereotaxic surgery, e.g. frame-based stereotaxis
- A61B90/14—Fixators for body parts, e.g. skull clamps; Constructional details of fixators, e.g. pins
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/30—Against vector-borne diseases, e.g. mosquito-borne, fly-borne, tick-borne or waterborne diseases whose impact is exacerbated by climate change
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- Health & Medical Sciences (AREA)
- Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
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- Medical Informatics (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Engineering & Computer Science (AREA)
- Neurosurgery (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)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
- Percussion Or Vibration Massage (AREA)
Abstract
The invention discloses a tumor adsorption clamp for oncology, which comprises a pushing mechanism and an adsorption mechanism, wherein the pushing mechanism comprises a first holding rod, a second holding rod, a support, a push rod and a connecting rod, the support is fixed on the second holding rod, the first holding rod is hinged with the support, a supporting frame is formed at the lower end of the second holding rod, connecting parts at two ends of the push rod are connected with two side rods of the supporting frame, the push rod can slide along a side rod of the supporting frame, the connecting rod is fixed on the push rod, the upper end of the connecting rod is hinged with the lower end of the first holding rod, the adsorption mechanism comprises an adsorption sheet and a push baffle, a plurality of vent holes are formed in the adsorption sheet, a shielding sheet is covered on the vent holes, the front end of the shielding sheet is opened and matched with the surface of the shielding sheet, the vent holes are fully covered on the outer edges of the top surfaces of the shielding sheet, the push baffle sheet is overlapped on the adsorption sheet, a containing hole is formed in the position, which is opposite to the push baffle sheet, the push baffle sheet is connected with the push rod, the other electrical equipment is not needed, and the adsorption clamp is convenient to use, and the cost is low.
Description
Technical Field
The invention relates to the field of medical instruments, in particular to a tumor adsorption clamp for oncology.
Background
The tumor is a new organism formed by local tissue cell proliferation under the action of various tumorigenic factors, because the new organism is a plurality of occupied blocky protrusions, also called neoplasms, the tumor is an abnormal lesion formed by the fact that a certain cell of local tissue loses normal regulation on the gene level of the organism to grow under the action of various oncogenic factors, and the clonality abnormal proliferation of the cell is caused, and the tumor tissue has different degrees of difference from the normal tissue from which the tumor tissue originates no matter in cell morphology and tissue structure.
When a surgeon performs an operation on a patient, in the tumor resection operation, the tumor is generally extracted by using medical forceps, but when the forceps are used for extracting the tumor, the stress points of the tumor are only two and the stress area is small, so that the tumor is easily broken, and meanwhile, other types of tumor extractors need additional electric equipment to assist, so that the use cost is increased, and therefore, no better clamping fixture is used for stably fixing the tumor, so that the precision of the operation is low, the time spent is long, and the innovation of a complete tumor resection tool is particularly important when the fine tumor resection operation is needed.
Disclosure of Invention
The invention aims at solving the technical problems of the prior art, and provides the tumor adsorption clamp for oncology, which is reasonable in design, convenient to use, capable of effectively absorbing and fixing tumors by utilizing the negative pressure principle, free of cracking of the tumors, capable of rapidly discharging air on the surfaces of the adsorption sheets and the tumors, fast in operation speed, convenient to use, free of the assistance of other electrical equipment and low in cost.
The technical scheme adopted for solving the technical problems is as follows:
the utility model provides a tumour adsorbs clamp for oncology, including pushing mechanism and adsorption mechanism, pushing mechanism includes first holding rod, the second holding rod, the support, push rod and connecting rod, the support is fixed on the second holding rod, first holding rod and support hinge, the second holding rod lower extreme is formed with the carriage, the connecting portion at push rod both ends is connected with the both sides pole of carriage, the push rod can slide along the side lever of carriage, the connecting rod is fixed on the push rod, the upper end of connecting rod links with the lower extreme of first holding rod, adsorption mechanism includes the adsorption plate and pushes away the separation blade, the last system of adsorption plate has a plurality of air vents, the air vent upper cover is equipped with the shielding piece, shielding piece front end is the opening, open-ended top surface and shielding piece surface are opened the cooperation, shielding piece's open-ended top surface is followed abundant covering the air vent, the separation blade superpose is on the adsorption plate, just facing on the separation blade and having seted up the holding hole, the push-up on the push-piece is connected with the push rod, be equipped with the connecting piece on the adsorption plate, the carriage connection fixed with the second holding frame, the push rod promotes the separation blade and pushes away the separation blade and moves forward, shielding piece and shelters in holding the lower extreme hinge of first holding rod, shelter from the air vent, shelter from the extrusion hole is suitable for opening the extrusion shape of the expansion piece when sheltering from the bottom vent, the top surface of the expansion hole is kept back from the extrusion.
In order to optimize the technical scheme, the measures adopted further comprise:
the two sides of the pushing baffle plate extend into a gap formed between the two side rods of the supporting frame and the adsorption plate, and the two side rods of the supporting frame guide the pushing baffle plate to slide along the upper surface of the adsorption plate.
The accommodating hole of the pushing baffle plate is provided with a convex cone towards the opening direction of the shielding plate.
The supporting frame and the second holding rod are arranged in an inclined mode, and the included angle between the supporting frame and the second holding rod is 120-140 degrees.
And a reset torsion spring is arranged between the first holding rod and the second holding rod, and two supporting legs of the reset torsion spring are respectively connected with the finger rings of the first holding rod and the second holding rod.
The periphery of the adsorption piece is downwards extended to form a skirt.
The thickness of the convex cone gradually decreases towards the tip.
The upper surface of the push baffle is provided with a fixed sleeve, and a fixed column at the lower end of the push rod is inserted into the fixed sleeve.
The two sides of the push baffle are provided with a notch at the corresponding position of the connecting part of the push rod.
The connecting parts at the two ends of the push rod are U-shaped clamping grooves.
The invention relates to a tumor adsorption clamp for oncology, which comprises a pushing mechanism and an adsorption mechanism, wherein the pushing mechanism comprises a first holding rod, a second holding rod, a bracket, a push rod and a connecting rod, the bracket is fixed on the second holding rod, the first holding rod is hinged with the bracket, a supporting frame is formed at the lower end of the second holding rod, the connecting parts at the two ends of the push rod are connected with two side rods of the supporting frame, the push rod can slide along a side rod of the supporting frame, the connecting rod is fixed on the push rod, the upper end of the connecting rod is hinged with the lower end of the first holding rod, the adsorption mechanism comprises an adsorption sheet and a push baffle, a plurality of vent holes are formed on the adsorption sheet, a shielding sheet is covered on the vent holes, the front end of the shielding sheet is provided with an opening, the top surface of the opening is matched with the surface of the shielding sheet, the top surface of the opening of the shielding sheet fully covers the vent holes, the push baffle sheet is overlapped on the adsorption sheet, a containing hole is formed at the position opposite to the vent holes, the pushing baffle is connected with the push rod, the adsorption plate is provided with a connecting piece, the connecting piece is fixedly connected with the supporting frame of the second holding rod, the push rod pushes the pushing baffle to move forwards, the shielding plate is extruded by the containing hole of the pushing baffle, air in the shielding plate is discharged from the opening, the shielding plate is attached to the surface of the adsorption plate to shield the vent holes, and when the containing hole of the pushing baffle is not extruded any more, the shielding plate is suitable for elastically restoring the original shape of the shielding plate to enable the vent holes to be opened.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a front view of the present invention;
FIG. 3 is a schematic view of the adsorption mechanism of the present invention;
fig. 4 is a partial cross-sectional view of the adsorption mechanism.
Detailed Description
Embodiments of the present invention are described in further detail below with reference to the accompanying drawings.
Fig. 1 to 4 are schematic structural views of the present invention.
Wherein the reference numerals are as follows: the pushing mechanism 1, the first grip 11, the second grip 12, the supporting frame 13, the side lever 14, the reset torsion spring 15, the bracket 2, the push rod 3, the connecting part 31, the connecting rod 4, the adsorption mechanism 5, the adsorption sheet 51, the vent 52, the shielding sheet 53, the opening 54, the connecting piece 55, the skirt 56, the push stopper 6, the accommodating hole 61, the convex cone 62, the fixing sleeve 63 and the notch 64.
As shown in fig. 1 to 4:
a tumor adsorption clamp for oncology comprises a pushing mechanism 1 and an adsorption mechanism 5, wherein the pushing mechanism 1 comprises a first holding rod 11, a second holding rod 12, a bracket 2, a push rod 3 and a connecting rod 4, the first holding rod 11 is formed by a first support arm and a second support arm, the first support arm and the second support arm are bent, the second holding rod 12 is bifurcated from the upper position to two sides to form two upper side rods, a gap between the two upper side rods is used for accommodating the connecting rod 4, the bracket 2 is fixed on the upper part of the second holding rod 12, the bracket 2 is formed by a fixed sleeve and a connecting lug, the fixed sleeve is sleeved and fixed on the upper part of the second holding rod 12, the first holding rod 11 is hinged with the connecting lug of the bracket 2, the first holding rod 11 can rotate at the position of the bracket 2, a supporting frame 13 is formed at the lower end of the second holding rod 12, a connecting part 31 at two ends of the push rod 3 is connected with the two side rods 14 of the supporting frame 13, the push rod 3 can slide along the side rods 14 of the supporting frame 13, the connecting rod 4 is fixed on the push rod 3, the upper end of the connecting rod 4 is hinged with the lower end of the first holding rod 11, the upper parts of the first holding rod 11 and the second holding rod 12 are pressed to be close, the first holding rod 11 rotates around the bracket 2, the lower end of the first holding rod 11 pushes the push rod 3 to slide forwards along the side rod 14 of the supporting frame 13 through the connecting rod 4, the first holding rod 11 is separated from the second holding rod 12, the lower end of the first holding rod 11 pulls the push rod 3 to slide backwards along the side rod 14 of the supporting frame 13 through the connecting rod 4, so that the push rod 3 slides back and forth, the adsorption mechanism 5 comprises an adsorption piece 51 and a pushing baffle 6, a plurality of vent holes 52 are formed on the adsorption piece 51, when the adsorption piece 51 is attached to the tumor surface, air on the adsorption piece and the tumor surface is discharged through the vent holes 52, so that the air on the adsorption piece and the tumor surface is rapidly discharged, air residues are avoided, the adsorption piece and the tumor surface is more firmly adsorbed, the vent hole 52 is covered with a shielding piece 53, the front end of the shielding piece 53 is provided with an opening 54, the top surface of the opening 54 is matched with the surface of the shielding piece 53 in an opening way, the outer edge of the top surface of the opening 54 of the shielding piece 53 fully covers the vent hole 52, a pushing piece 6 is overlapped on an adsorption piece 51, a containing hole 61 is formed in the position, opposite to the vent hole 52, of the pushing piece 6, the pushing piece 6 is connected with a push rod 3, a connecting piece 55 is arranged on the adsorption piece 51, the connecting piece 55 is fixedly connected with side rods at the front end and the rear end of a supporting frame 13 of a second holding rod 12, the fixing of the adsorption piece 51 and the supporting frame 13 of the second holding rod 12 is ensured, the supporting frame can uniformly disperse the pressure of the holding rod on the adsorption piece 51, when tumors are adsorbed, the adsorption piece 51 is attached to the surfaces of the tumors, the tumors are slightly pressed, the air on the surfaces of the adsorption piece and the tumors is discharged through the vent hole 52, the upper part of the first holding rod 11 and the second holding rod 12 is pressed, the push rod 3 pushes the pushing baffle 6 to move forwards, the shielding piece 53 is extruded by the containing hole 61 of the pushing baffle 6, air in the shielding piece 53 is discharged from the opening 54, the shielding piece 53 is adhered to the surface of the adsorbing piece 51 to shield and seal the vent hole 52, when a tumor is released, the first holding rod 11 is separated from the second holding rod 12, the push rod 3 pulls the pushing baffle 6 to move backwards, when the containing hole 61 of the pushing baffle 6 no longer extrudes the shielding piece 53, the shielding piece 53 is suitable for elastically restoring the shape of the shielding piece 53 to open the vent hole 52, the tumor adsorbing clamp is reasonable in design and convenient to use, the tumor is effectively absorbed and fixed by utilizing the negative pressure principle, the tumor is not broken, the air on the surface of the adsorbing piece and the tumor can be rapidly discharged, the adsorption piece and the surface of the tumor are adsorbed more firmly, the operation speed is high, the tumor adsorbing clamp is convenient to use, no other electrical equipment is needed, the cost is low.
In the embodiment, two sides of the push baffle 6 extend into a gap formed between two side rods 14 of the supporting frame 13 and the adsorption plate 51, and the two side rods 14 of the supporting frame 13 guide the push baffle 6 to slide along the upper surface of the adsorption plate 51, so that the close fit between the push baffle 6 and the adsorption plate 51 is ensured.
In the embodiment, the accommodating hole 61 of the pushing baffle plate 6 is provided with the convex cone 62 towards the opening 54 direction of the shielding plate 53, the pushing rod 3 pulls the pushing baffle plate 6 to move backwards, when the accommodating hole 61 of the pushing baffle plate 6 does not squeeze the shielding plate 53 any more, the convex cone 62 can be inserted into the opening 54 of the shielding plate 53, so that the shielding plate 53 is quickly opened, air quickly enters the shielding plate 53 and enters between the adsorption plate and the tumor surface through the vent hole 52, and the adsorption plate is quickly separated from the tumor.
In the embodiment, the supporting frame 13 and the second grip 12 are disposed obliquely, and the angle between the supporting frame 13 and the second grip 12 is 120 ° to 140 °, so that the operation is more convenient.
In the embodiment, a reset torsion spring 15 is disposed between the first holding rod 11 and the second holding rod 12, two legs of the reset torsion spring 15 are respectively connected with the finger rings of the first holding rod 11 and the second holding rod 12, so that the first holding rod 11 and the second holding rod 12 can be automatically opened, and the operation is convenient.
In the embodiment, the periphery of the adsorption sheet 51 extends downward to form a skirt 56, so as to ensure that the adsorption sheet 51 and the tumor are more firmly adsorbed.
In the embodiment, the thickness of the convex cone 62 gradually decreases toward the tip, and the shielding piece 53 is better opened.
In the embodiment, the upper surface of the push baffle 6 is provided with the fixed sleeve 63, and the fixed column at the lower end of the push rod 3 is inserted into the fixed sleeve 63, so that the installation is more convenient.
In the embodiment, the notch 64 is formed at the corresponding position of the two sides of the push baffle 6 and the connecting portion 31 of the push rod 3, so that the connecting portion 31 is prevented from blocking the movement of the push baffle 6.
In the embodiment, the connecting parts 31 at two ends of the push rod 3 are U-shaped clamping grooves, so that the installation is more convenient and quick.
The principle and the application method of the invention are as follows:
when adsorbing a tumor, the adsorption piece 51 is attached to the surface of the tumor and slightly pressed, air on the surface of the adsorption piece and the tumor is discharged through the vent hole 52, the first holding rod 11 and the upper part of the second holding rod 12 are pressed to be close, the first holding rod 11 rotates around the bracket 2, the lower end of the first holding rod 11 pushes the push rod 3 to slide forwards along the side rod 14 of the supporting frame 13 through the connecting rod 4, the push rod 3 pushes the push baffle 6 to move forwards, the shielding piece 53 is extruded by the accommodating hole 61 of the push baffle 6, the air in the shielding piece 53 is discharged from the opening 54, the shielding piece 53 is attached to the surface of the adsorption piece 51 to cover the vent hole 52, when the tumor is released, the first holding rod 11 and the second holding rod 12 are not pressed, the first holding rod 11 and the second holding rod 12 are separated under the action of the reset torsion spring 15, the lower end of the first holding rod 11 pulls the push rod 3 to slide backwards along the side rod 14 of the supporting frame 13 through the connecting rod 4, when the push rod 3 pulls the push baffle 6 to move backwards, the convex cone 62 can be inserted into the opening 54 of the baffle 53 when the accommodating hole 61 of the push baffle 6 no longer extrudes the baffle 53, the baffle 53 is suitable for elastic restoration of the original shape of the baffle 53, so that the vent 52 is opened, air rapidly enters the baffle 53 and enters between the adsorption sheet and the tumor surface through the vent 52, the adsorption sheet and the tumor are ensured to be rapidly separated, the tumor adsorption clamp is reasonable in design and convenient to use, the tumor is effectively absorbed and fixed by utilizing the negative pressure principle, the tumor is not broken, the air on the surface of the adsorption sheet and the tumor is rapidly discharged, the adsorption sheet and the tumor surface are more firmly adsorbed, the operation speed is high, the use is convenient, the assistance of other electrical equipment is not needed, and the cost is low.
The preferred embodiments of this invention have been described so far that various changes or modifications may be made by one of ordinary skill in the art without departing from the scope of this invention.
Claims (10)
1. A tumor adsorption clip for oncology, which is characterized in that: the device comprises a pushing mechanism (1) and an adsorption mechanism (5), wherein the pushing mechanism (1) comprises a first holding rod (11), a second holding rod (12), a bracket (2), a push rod (3) and a connecting rod (4), the bracket (2) is fixed on the second holding rod (12), the first holding rod (11) is hinged with the bracket (2), a supporting frame (13) is formed at the lower end of the second holding rod (12), connecting parts (31) at two ends of the push rod (3) are connected with two side rods (14) of the supporting frame (13), the push rod (3) can slide along the side rods (14) of the supporting frame (13), the connecting rod (4) is fixed on the push rod (3), the upper end of the connecting rod (4) is hinged with the lower end of the first holding rod (11), the adsorption mechanism (5) comprises an adsorption sheet (51) and a blocking sheet (6), a plurality of vent holes (52) are formed in the lower end of the second holding rod (12), a plurality of vent holes (52) are formed in the adsorption sheet (51), a plurality of vent holes (52) are formed in the upper end faces (53) and are matched with the vent holes (53) and are opened on the upper faces (53), the top surface of opening (54) of shielding piece (53) is followed fully and is covered air vent (52), push away on separation blade (6) superpose on adsorption piece (51), push away on separation blade (6) just to air vent (52) department has seted up accommodation hole (61), push away separation blade (6) with push rod (3) are connected, be equipped with connecting piece (55) on adsorption piece (51), connecting piece (55) with support frame (13) of second holding rod (12) are connected fixedly, push rod (3) promote push away separation blade (6) and move forward, shielding piece (53) are under pushing away accommodation hole (61) extrusion of separation blade (6), air in shielding piece (53) is discharged from opening (54), shielding piece (53) with the surface laminating of adsorption piece (51) shields air vent (52), when pushing away accommodation hole (61) of separation blade (6) no longer extrudees shielding piece (53), shielding piece (53) and be suitable for making it open originally to restore to the shape.
2. The oncology department tumor adsorption clip according to claim 1, wherein: the two sides of the pushing baffle plate (6) extend into gaps formed between the two side rods (14) of the supporting frame (13) and the adsorption plate (51), and the two side rods (14) of the supporting frame (13) guide the pushing baffle plate (6) to slide along the upper surface of the adsorption plate (51).
3. The oncology department tumor adsorption clip according to claim 2, wherein: a convex cone (62) is arranged at the position of the accommodating hole (61) of the pushing baffle plate (6) towards the opening (54) of the shielding plate (53).
4. A oncology-specific tumor adsorption clip according to claim 3, wherein: the supporting frame (13) and the second holding rod (12) are obliquely arranged, and an included angle between the supporting frame (13) and the second holding rod (12) is 120-140 degrees.
5. The oncology department tumor adsorption clip according to claim 4, wherein: a reset torsion spring (15) is arranged between the first holding rod (11) and the second holding rod (12), and two support legs of the reset torsion spring (15) are respectively connected with the finger rings of the first holding rod (11) and the second holding rod (12).
6. The oncology department tumor adsorption clip according to claim 5, wherein: the periphery of the adsorption piece (51) is downwards extended to form a skirt (56).
7. The oncology department tumor adsorption clip according to claim 6, wherein: the thickness of the convex cone (62) gradually decreases toward the tip.
8. The oncology department tumor adsorption clip according to claim 7, wherein: the upper surface of pushing away the separation blade (6) is formed with fixed cover (63), the fixed column of push rod (3) lower extreme is pegged graft in fixed cover (63).
9. The oncology department tumor adsorption clip according to claim 8, wherein: and a notch (64) is formed at the corresponding part of the two sides of the push baffle (6) and the connecting part (31) of the push rod (3).
10. The oncology department tumor adsorption clip according to claim 9, wherein: the connecting parts (31) at the two ends of the push rod (3) are U-shaped clamping grooves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210281850.8A CN114521975B (en) | 2022-03-22 | 2022-03-22 | Oncology is with tumour absorption clamp |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210281850.8A CN114521975B (en) | 2022-03-22 | 2022-03-22 | Oncology is with tumour absorption clamp |
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| CN114521975A CN114521975A (en) | 2022-05-24 |
| CN114521975B true CN114521975B (en) | 2023-05-30 |
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| CN113143406A (en) * | 2020-12-14 | 2021-07-23 | 南通市肿瘤医院 | Tumour clamping device for oral and maxillofacial surgery |
| CN113974863A (en) * | 2021-12-03 | 2022-01-28 | 郑州大学第一附属医院 | Breast tumor aspiration biopsy implementation positioning device |
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