CN112641493B - Puncture needle device for oncology department - Google Patents
Puncture needle device for oncology department Download PDFInfo
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- CN112641493B CN112641493B CN202011563223.0A CN202011563223A CN112641493B CN 112641493 B CN112641493 B CN 112641493B CN 202011563223 A CN202011563223 A CN 202011563223A CN 112641493 B CN112641493 B CN 112641493B
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- 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
- A61B17/3494—Trocars; Puncturing needles with safety means for protection against accidental cutting or pricking, e.g. limiting insertion depth, pressure sensors
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Abstract
The invention relates to a puncture needle device for oncology, which comprises a puncture needle tube, a sampling sleeve and a lifting and pressing rod, wherein the puncture needle tube, the sampling sleeve and the lifting and pressing rod are sequentially sleeved from outside to inside; the bottom end of the sampling sleeve is closed, a plurality of vent holes are formed in the upper part of the sampling sleeve, a sampling part corresponding to the opening at the tip end of the needle tube is fixedly arranged at the lower end of the sampling sleeve, and a second sealing ring is fixedly arranged inside the upper end of the sampling sleeve; the lower end of the lifting and pressing rod is fixedly provided with a third sealing ring, and the lifting and pressing rod is provided with a through exhaust hole along the axial direction; the first inner diameter of the sealing ring is matched with the outer diameter of the sampling sleeve, the second inner diameter of the sealing ring is matched with the outer diameter of the pressure lifting rod, and the third outer diameter of the sealing ring is matched with the inner diameter of the sampling sleeve.
Description
Technical Field
The invention relates to a puncture needle device for oncology, and particularly belongs to the technical field of medical instruments.
Background
The tumor is an abnormal lesion formed by clonal abnormal hyperplasia caused by that certain cells of local tissues lose normal regulation and control on the growth of the local tissues on the gene level under the action of various carcinogenic factors of an organism. However, tumors are also classified into malignant tumors and benign tumors, and the pathological analysis of tumors requires sampling and analysis of the interior of tumors.
As is known to all, clinical biopsy sampling of body surface tumors of patients can be successfully realized through surgical incisions, but the surgical incisions bring great pain to the patients, so that the syringes are generally adopted for sampling at present. The existing tumor sampling is to puncture and cut off tissues first, and then can know whether tissues are cut down or not by taking out the puncture, if the tissues are not punctured repeatedly, more pain is brought to a patient, the samples cut off by the puncture needle are taken out, the samples drop easily in the taking-out process, the sampling failure is caused, the pain of the patient is increased, the work efficiency of a doctor is reduced, a great deal of inconvenience is brought to the normal work of the doctor, and the tumor tissue transfer and tumor diffusion are easily caused by repeated puncture. Aiming at the problems, the invention provides the puncture needle device for the oncology department, which has the advantages of simple structure, convenient use and high sampling success rate.
Disclosure of Invention
The invention aims to solve the technical problem of providing a puncture needle device for oncology, which has simple structure, convenient use and high sampling success rate.
In order to solve the problems, the technical scheme adopted by the invention is as follows:
a puncture needle device for oncology comprises a puncture needle tube, a sampling sleeve and a pressure lifting rod which are sequentially sleeved from outside to inside, wherein a first sealing ring is fixedly arranged inside the upper end of the puncture needle tube, and the lower end of the puncture needle tube is provided with a needle tube tip; the bottom end of the sampling sleeve is closed, a plurality of vent holes are formed in the upper part of the sampling sleeve, a sampling part corresponding to the opening at the tip end of the needle tube is fixedly arranged at the lower end of the sampling sleeve, and a second sealing ring is fixedly arranged inside the upper end of the sampling sleeve; the lower end of the lifting and pressing rod is fixedly provided with a third sealing ring, and the lifting and pressing rod is provided with a through exhaust hole along the axial direction; the first inner diameter of the sealing ring is matched with the outer diameter of the sampling sleeve, the second inner diameter of the sealing ring is matched with the outer diameter of the pressure lifting rod, and the third outer diameter of the sealing ring is matched with the inner diameter of the sampling sleeve.
As a further improvement of the invention, the sampling component comprises a rotating rod coaxially and fixedly arranged at the bottom of the sampling sleeve and a plurality of sampling cutter heads circumferentially and fixedly arranged on the side wall of the rotating rod.
As a further improvement of the invention, the sampling cutter head comprises a first side plate, and a bottom plate and a second side plate which are arranged on the same side of the first side plate, wherein the first side plate is arranged along the radial direction of the radius of the rotating rod, one side of the bottom plate is connected with the bottom edge of the first side plate, the bottom edges of the two side plates are connected with the outer end of the bottom plate, the side edges of the two side plates are connected with the outer end of the first side plate, and the outer edges of the bottom plate and the second side plate are both provided with cutting edges.
As a further improvement of the invention, the bottom plate and the side plate II are arranged on both sides of the side plate I.
As a further improvement of the invention, the sampling cutter head also comprises a top plate, the bottom plate, the first side plate, the second side plate, the top plate and the rod body of the rotating rod form a shell with an opening at one side, and the outer edges of the bottom plate, the top plate and the second side plate are all provided with cutting edges.
As a further improvement of the invention, the upper ends of the puncture needle tube and the sampling sleeve are respectively provided with a pressing handle and a rotating handle, and the side surface or the top surface of the rotating handle is provided with a rotation direction mark.
As a further improvement of the invention, the rotating handle is hinged with an arc-shaped rotating retaining ring, and the rotating retaining ring can swing by taking a connecting line of two hinged points as a shaft.
As a further improvement of the invention, the outer edge of the top of the sampling sleeve is provided with a flange part, the top of the lifting rod is provided with a buckling part, and the buckling part is provided with a concave part matched with the flange part.
As a further improvement of the sampling device, a first tension spring is arranged between the bottom of the lifting rod and the bottom of the sampling sleeve; or
And a second tension spring is arranged between the top of the lifting rod and the top of the sampling sleeve.
As a further improvement of the puncture needle tube, the tube body of the puncture needle tube is provided with scale marks, and zero scales of the scale marks correspond to the middle part of the opening at the tip end of the needle tube.
Adopt the produced beneficial effect of above-mentioned technical scheme to lie in:
the puncture needle device for oncology is simple in structure and convenient to use, utilizes the negative pressure principle, and is beneficial to cutting off tumor tissues by the sampling tool bit as the upper part of the sampling sleeve is provided with a plurality of vent holes so that the space between the sampling sleeve and the puncture needle tube is communicated with the interior of the sampling sleeve, and the upper part of the sampling sleeve forms negative pressure in the process of pressing the pressure lifting rod into the sampling sleeve so as to form negative pressure in the space between the sampling sleeve and the puncture needle tube, so that the opening at the tip end of the needle tube generates suction on the tumor tissues, the sampling of a sampling part is facilitated, and the tumor tissues are cut off by the sampling tool bit.
Through the rotation sampling sleeve pipe drives the sample part rotates, the sample tool bit can with tumour tissue surely gets off, the sample tool bit is followed bull stick circumference and axial evenly are provided with a plurality ofly, and are provided with the bottom plate of being convenient for deposit tumour tissue, have improved tumour tissue's sample success rate greatly.
The outer edge of the top of the sampling sleeve is provided with a flange part, the top of the lifting rod is provided with a buckling part, and the buckling part is provided with a sunken part matched with the flange part. Through flange portion and depressed part, after will carrying the pressure pole to press to the end, can be with the buckling piece fixed to the sample sleeve pipe top keeps the negative pressure to follow-up rotatory sample sleeve pipe is taken a sample.
A first tension spring is arranged between the bottom of the lifting and pressing rod and the bottom of the sampling sleeve; or a second tension spring is arranged between the top of the lifting rod and the top of the sampling sleeve. Can be convenient for the pushing down of the lifting rod, and saves manpower. The puncture needle tube is characterized in that scale marks are arranged on the tube body of the puncture needle tube, zero scales of the scale marks correspond to the middle of the opening of the tip end of the needle tube, and the puncture depth of the puncture needle tube can be conveniently observed by arranging the scale marks.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
Fig. 1 is a schematic structural view of the present invention.
FIG. 2 is a front view of the puncture needle tube of the present invention.
FIG. 3 is a rear view of the puncture needle tube of the present invention.
FIG. 4 is a schematic view of the construction of the sampling cannula of the present invention.
FIG. 5 is a schematic view of the structure of a sampling part according to the present invention.
Fig. 6 is a schematic structural view of the lifting rod of the present invention.
Fig. 7 is a schematic view of another structure of the present invention.
FIG. 8 is another schematic view of the sampling part of the present invention.
FIG. 9 is a schematic view of another structure of the sampling member of the present invention.
Wherein: the device comprises a puncture needle tube 1, a needle tube tip 2, a pressure handle 3, a sealing ring I4, a sampling sleeve 5, a vent hole 6, a sampling part 7, a rotating rod 7-1, a sampling tool bit 7-2, a bottom plate 7-2-1, a side plate I7-2-2, a side plate II 7-2-3, a rotating handle 8, a rotation direction mark 9, a sealing ring II 10, a flange part 11, a rotating snap ring 12, a pressure lifting rod 13, an exhaust hole 14, a sealing ring III 15, a buckling part 16, a concave part 17, a tension spring I18, a tension spring II 19, a scale mark 20 and a development mark 21.
Detailed Description
For purposes of clarity and a complete description of the present invention, and the like, in conjunction with the detailed description, it is to be understood that the terms "central," "vertical," "lateral," "up," "down," "front," "back," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for convenience in describing and simplifying the present invention, but do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the present invention.
The puncture needle device for the oncology department as shown in fig. 1-7 comprises a puncture needle tube 1, a sampling sleeve 5 and a pressure lifting rod 13 which are sleeved from outside to inside in sequence, wherein a first sealing ring 4 is fixedly arranged inside the upper end of the puncture needle tube 1, and a needle tube tip 2 is arranged at the lower end of the puncture needle tube 1; the bottom end of the sampling sleeve 5 is closed, the upper end of the sampling sleeve is open, the upper part of the tube body of the sampling sleeve is provided with a plurality of vent holes 6, in the embodiment, the plurality of vent holes 6 are circumferentially arranged, and after the sampling sleeve 5 is completely placed in the puncture needle tube 1, the vent holes 6 communicate the space between the sampling sleeve 5 and the puncture needle tube 1 with the interior of the sampling sleeve 5; the lower end of the sampling sleeve 5 is fixedly provided with a sampling part 7, after the sampling sleeve 5 is completely placed in the puncture needle tube 1, the sampling part 7 corresponds to the opening at the tip 2 of the needle tube, and the inner part of the upper end of the sampling sleeve 5 is fixedly provided with a second sealing ring 10; a third sealing ring 15 is fixedly arranged at the lower end of the pressure lifting rod 13, in this embodiment, the third sealing ring 15 is fixedly sleeved at the lower end of the pressure lifting rod 13, and the pressure lifting rod 13 is provided with a through exhaust hole 14 along the axial direction; the inner diameter of the first sealing ring 4 is matched with the outer diameter of the sampling sleeve 5, the inner diameter of the second sealing ring 10 is matched with the outer diameter of the lifting rod 13, and the outer diameter of the third sealing ring 15 is matched with the inner diameter of the sampling sleeve 5. The first sealing ring 4, the second sealing ring 10 and the third sealing ring 15 are made of rubber or silica gel, so that a sealing effect is achieved, and air leakage is prevented.
The puncture needle device for oncology is simple in structure and convenient to use, utilizes the negative pressure principle, and is beneficial to cutting off tumor tissues by the sampling tool bit 7-2 as the upper part of the sampling sleeve 5 is provided with the plurality of vent holes 6 to enable the space between the sampling sleeve 5 and the puncture needle tube 1 to be communicated with the interior of the sampling sleeve 5, and the upper part of the sampling sleeve 5 forms negative pressure in the process of pressing the lifting rod 13 into the sampling sleeve 5 to enable the space between the sampling sleeve 5 and the puncture needle tube 1 to form negative pressure so as to enable the opening of the tip end 2 of the needle tube to generate suction to the tumor tissues, thereby facilitating the sampling of the sampling part 7. In addition, the sampling cannula 5 and the puncture needle tube 1 are designed separately, and if the sampling fails, the puncture needle tube 1 is not pulled out, and the sampling cannula 5 is inserted again for sampling.
The sampling component 7 comprises a rotating rod 7-1 coaxially and fixedly arranged at the bottom of the sampling sleeve 5 and a plurality of sampling tool bits 7-2 circumferentially and fixedly arranged on the side wall of the rotating rod 7-1. The sampling sleeve 5 is rotated to drive the sampling component 7 to rotate, and the sampling tool bit 7-2 can cut off the tumor tissue, in the embodiment, a plurality of sampling tool bits 7-2 are uniformly arranged along the circumferential direction and the axial direction of the rotating rod 7-1, and a bottom plate 7-2-1 convenient for storing the tumor tissue is arranged, so that the sampling success rate of the tumor tissue is greatly improved.
As an implementation mode, the sampling cutter head 7-2 comprises a first side plate 7-2-2, and a bottom plate 7-2-1 and a second side plate 7-2-3 which are arranged on the same side of the first side plate 7-2-2, wherein the first side plate 7-2-2 is vertically arranged along the radial direction of the radius of the rotating rod 7-1, the first side plate 7-2-2 and the axis of the rotating rod 7-1 are in the same plane (as shown in FIG. 5), one side of the bottom plate 7-2-1 is connected with the bottom edge of the first side plate 7-2-2, the bottom edge of the second side plate 7-2-3 is connected with the outer end of the bottom plate 7-2-1, the side edge is connected with the outer end of the first side plate 7-2-2, and the outer edges of the bottom plate 7-2-1 and the second side plate 7-2-3 are both provided with cutting edges, the top of the side plate I7-2-2 can also be provided with a knife edge. When sampling, the sampling sleeve 5 is rotated to one side of the cutting edge to drive the sampling cutter head 7-2 to cut a sample. The puncture needle tube 1 and the sampling sleeve 5 are respectively provided with a pressing handle 3 and a rotating handle 8 at the upper end, the side surface or the top surface of the rotating handle 8 is provided with a turning mark 9, and the turning mark 9 corresponds to the blade direction of the sampling tool bit 7-2. As a further optimization, the bottom plate 7-2-1 and the side plate two 7-2-3 are arranged on both sides of the side plate one 7-2-2, the sampling sleeve 5 can be rotated forward and backward, and sampling is performed on both sides of the side plate one 7-2-2 simultaneously.
As another embodiment, as shown in fig. 8, the sampling cutter head 7-2 further comprises a top plate, the bottom plate 7-2-1, the first side plate 7-2-2, the second side plate 7-2-3, the top plate and the rod body of the rotating rod 7-1 form a shell with one side opened, and the outer edges of the bottom plate 7-2-1, the top plate and the second side plate 7-2-3 are provided with blades. When sampling is carried out, tumor tissues are cut off by the blades of the bottom plate 7-2-1, the top plate and the side plate two 7-2-3 and then directly stored in the shell.
As another embodiment, as shown in FIG. 9, the bottom plate 7-2-1 and the side plate one 7-2-2 are both at an acute angle with respect to the vertical plane of the axis of the rotating rod 7-1, the side plate two 7-2-3 is connected to both sides of the outer ends of the bottom plate 7-2-1 and the side plate one 7-2-2, and the outer edges of the bottom plate 7-2-1, the side plate one 7-2-2 and the side plate two 7-2-3 are all provided with cutting edges. As a further improvement, the second side plate 7-2-3 is not arranged, and the knife edges of the bottom plate 7-2-1 and the first side plate 7-2-2 form a certain included angle with the radial direction of the radius of the rotating rod 7-1.
The rotating handle 8 is hinged with an arc-shaped rotating retaining ring 12, the rotating retaining ring 12 can swing by taking a connecting line of two hinged points of the rotating retaining ring 12 as an axis, and when sampling is needed, the rotating retaining ring 12 is buckled up, the rotating retaining ring 12 is rotated, and tumor tissues are cut.
The outer edge of the top of the sampling sleeve 5 is provided with a flange part 11, the top of the lifting rod 13 is provided with a buckling part 16, and the buckling part 16 is provided with a concave part 17 matched with the flange part 11. The outer edge of the top of the sampling sleeve 5 is provided with an annular flange part 11, the top of the lifting rod 13 is provided with a buckling part 16, and the buckling part 16 is provided with an annular concave part 17 matched with the flange part 11. Through the flange part 11 and the concave part 17, after the pressure-raising rod 13 is pressed to the bottom, the buckling part 16 can be fixed on the top of the sampling sleeve 5 to keep negative pressure, so that the sampling sleeve 5 can be rotated to perform sampling subsequently.
A first tension spring 18 is arranged between the bottom of the lifting and pressing rod 13 and the bottom of the sampling sleeve 5; or a second tension spring 19 is arranged between the top of the lifting rod 13 and the top of the sampling sleeve 5. The pushing down of the lifting rod 13 can be facilitated, and the labor is saved. The puncture needle tube 1 is characterized in that scale marks 20 are arranged on the tube body of the puncture needle tube 1, zero scales of the scale marks 20 correspond to the middle of the opening of the needle tube tip 2, and the scale marks 20 facilitate observation of the puncture depth of the puncture needle tube 1. As a further improvement, a developing mark 21 is arranged below or beside the zero scale of the scale mark 20, so that the specific position of the puncture needle tube 1 in the human body can be observed conveniently.
The specific using process is as follows:
the method comprises the following steps: firstly, the lifting and pressing rod 13 is lifted (the sampling sleeve 5 is arranged in the puncture needle tube 1), then the puncture needle tube 1 is inserted into tumor tissue, the lifting and pressing rod 13 is pressed down, at the moment, negative pressure is generated at the opening part of the tip end 2 of the needle tube, the tumor tissue is adsorbed into the opening, finally, the rotating handle 8 is rotated according to the direction of the rotary mark 9, the sampling tool bit 7-2 is rotated for sampling, the sampling sleeve 5 is pulled out after sampling is finished, whether sampling is successful or not is checked, and if sampling is not successful, the sampling sleeve 5 is inserted into the puncture needle tube 1 again for sampling.
The second method comprises the following steps: firstly, a puncture needle tube 1 is inserted into tumor tissue (the sampling sleeve 5 is not arranged in the puncture needle tube 1), then the pressure lifting rod 13 lifts the sampling sleeve 5, the sampling sleeve 5 is inserted into the puncture needle tube 1, the pressure lifting rod 13 is inserted into the sampling sleeve 5 and pressed down, at the moment, a negative pressure is generated at the opening of the tip 2 of the needle tube to adsorb the tumor tissue into the opening, finally, the rotating handle 8 is rotated according to the direction of the rotation direction mark 9, a sampling tool bit 7-2 is rotated to sample, the sampling sleeve 5 is pulled out after sampling is finished, whether sampling is successful or not is checked, and if sampling is not successful, the sampling sleeve 5 is inserted into the puncture needle tube 1 again to sample.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (8)
1. A puncture needle device for oncology is characterized in that: the sampling device comprises a puncture needle tube (1), a sampling sleeve (5) and a pressure lifting rod (13) which are sequentially sleeved from outside to inside, wherein a first sealing ring (4) is fixedly arranged inside the upper end of the puncture needle tube (1), and a needle tube tip (2) is arranged at the lower end of the puncture needle tube; the bottom end of the sampling sleeve (5) is closed, a plurality of vent holes (6) are formed in the upper portion of the tube body, a sampling component (7) corresponding to an opening at the tip end (2) of the needle tube is fixedly arranged at the lower end of the tube body, the sampling component (7) comprises a rotating rod (7-1) coaxially and fixedly arranged at the bottom of the sampling sleeve (5) and a plurality of sampling tool bits (7-2) circumferentially and fixedly arranged on the side wall of the rotating rod (7-1), and a second sealing ring (10) is fixedly arranged inside the upper end of the sampling sleeve (5); a third sealing ring (15) is fixedly arranged at the lower end of the lifting and pressing rod (13), and the lifting and pressing rod (13) is provided with a through exhaust hole (14) along the axial direction; the inner diameter of the first sealing ring (4) is matched with the outer diameter of the sampling sleeve (5), the inner diameter of the second sealing ring (10) is matched with the outer diameter of the lifting rod (13), and the outer diameter of the third sealing ring (15) is matched with the inner diameter of the sampling sleeve (5);
the sampling cutter head (7-2) comprises a first side plate (7-2-2), a bottom plate (7-2-1) and a second side plate (7-2-3) which are arranged at the same side of the first side plate (7-2-2), wherein the first side plate (7-2-2) is arranged along the radial direction of the radius of the rotating rod (7-1), one side of the bottom plate (7-2-1) is connected with the bottom edge of the side plate I (7-2-2), the bottom edge of the side plate II (7-2-3) is connected with the outer end of the bottom plate (7-2-1), the side edge is connected with the outer end of the side plate I (7-2-2), the outer edges of the bottom plate (7-2-1) and the side plate II (7-2-3) are provided with cutting edges.
2. The oncology puncture needle device according to claim 1, wherein: the bottom plate (7-2-1) and the side plate II (7-2-3) are arranged on two sides of the side plate I (7-2-2).
3. The puncture needle device for oncology department according to claim 1 or 2, wherein: the sampling tool bit (7-2) further comprises a top plate, a rod body of the bottom plate (7-2-1), the first side plate (7-2-2), the second side plate (7-2-3), the top plate and the rotating rod (7-1) forms a shell with an opening at one side, and cutting edges are arranged at the outer edges of the bottom plate (7-2-1), the top plate and the second side plate (7-2-3).
4. The puncture needle device for oncology department according to claim 1, wherein: the puncture needle tube (1) and the upper end of the sampling sleeve (5) are respectively provided with a pressing handle (3) and a rotating handle (8), and the side surface or the top surface of the rotating handle (8) is provided with a rotary mark (9).
5. The oncology puncture needle device according to claim 4, wherein: the rotary handle (8) is hinged with an arc-shaped rotary retaining ring (12), and the rotary retaining ring (12) can swing by taking a connecting line of two hinged points of the rotary retaining ring as a shaft.
6. The oncology puncture needle device according to claim 1, wherein: the sampling sleeve is characterized in that a flange part (11) is arranged on the outer edge of the top of the sampling sleeve (5), a buckling part (16) is arranged on the top of the pressure lifting rod (13), and a concave part (17) matched with the flange part (11) is arranged on the buckling part (16).
7. The oncology puncture needle device according to claim 1, wherein: a first tension spring (18) is arranged between the bottom of the lifting and pressing rod (13) and the bottom of the sampling sleeve (5); or
And a second tension spring (19) is arranged between the top of the lifting and pressing rod (13) and the top of the sampling sleeve (5).
8. The puncture needle device for oncology department according to claim 1, wherein: the puncture needle tube (1) is characterized in that scale marks (20) are arranged on the tube body, and zero scales of the scale marks (20) correspond to the middle of the opening of the tip end (2) of the needle tube.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011563223.0A CN112641493B (en) | 2020-12-25 | 2020-12-25 | Puncture needle device for oncology department |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011563223.0A CN112641493B (en) | 2020-12-25 | 2020-12-25 | Puncture needle device for oncology department |
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| CN112641493A CN112641493A (en) | 2021-04-13 |
| CN112641493B true CN112641493B (en) | 2022-05-03 |
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| CN202011563223.0A Active CN112641493B (en) | 2020-12-25 | 2020-12-25 | Puncture needle device for oncology department |
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| CN101032414A (en) * | 2007-03-29 | 2007-09-12 | 高志 | Intelligent thorax and abdominal cavity percutaneous biopsy instrument |
| CN204181655U (en) * | 2014-11-07 | 2015-03-04 | 南阳医学高等专科学校第一附属医院 | A kind of tumor tissue biopsy puncture needle |
| CN106466194A (en) * | 2016-08-30 | 2017-03-01 | 上海复堂生物科技有限公司 | Scope puncture needle |
| WO2019246281A1 (en) * | 2018-06-20 | 2019-12-26 | Boston Scientific Scimed, Inc. | Sheath for enabling needle exchange and needle-sharp safety |
| CN211862867U (en) * | 2020-03-09 | 2020-11-06 | 河南中医药大学第三附属医院 | Sample sampling device for paediatrics blood tumor |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201175363Y (en) * | 2008-04-14 | 2009-01-07 | 上海凯得精密模具有限公司 | Visible puncture stabber for medical purpose |
| US9480498B1 (en) * | 2015-07-06 | 2016-11-01 | Yoel Kessler | Tissue cutter |
| CN108652778B (en) * | 2018-03-14 | 2021-01-01 | 孙瑶 | Tumor sampling and transplanting device |
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- 2020-12-25 CN CN202011563223.0A patent/CN112641493B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101032414A (en) * | 2007-03-29 | 2007-09-12 | 高志 | Intelligent thorax and abdominal cavity percutaneous biopsy instrument |
| CN204181655U (en) * | 2014-11-07 | 2015-03-04 | 南阳医学高等专科学校第一附属医院 | A kind of tumor tissue biopsy puncture needle |
| CN106466194A (en) * | 2016-08-30 | 2017-03-01 | 上海复堂生物科技有限公司 | Scope puncture needle |
| WO2019246281A1 (en) * | 2018-06-20 | 2019-12-26 | Boston Scientific Scimed, Inc. | Sheath for enabling needle exchange and needle-sharp safety |
| CN211862867U (en) * | 2020-03-09 | 2020-11-06 | 河南中医药大学第三附属医院 | Sample sampling device for paediatrics blood tumor |
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| CN112641493A (en) | 2021-04-13 |
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