CN109620304B - Medical biopsy sampling device - Google Patents
Medical biopsy sampling device Download PDFInfo
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- CN109620304B CN109620304B CN201811529024.0A CN201811529024A CN109620304B CN 109620304 B CN109620304 B CN 109620304B CN 201811529024 A CN201811529024 A CN 201811529024A CN 109620304 B CN109620304 B CN 109620304B
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- 238000005070 sampling Methods 0.000 title claims abstract description 40
- 238000001574 biopsy Methods 0.000 title claims abstract description 36
- 238000005452 bending Methods 0.000 claims abstract description 17
- 239000000523 sample Substances 0.000 claims description 10
- 230000003044 adaptive effect Effects 0.000 claims 1
- 238000003780 insertion Methods 0.000 abstract description 12
- 230000037431 insertion Effects 0.000 abstract description 11
- 210000001165 lymph node Anatomy 0.000 abstract description 4
- 210000001370 mediastinum Anatomy 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract description 3
- 210000005015 mediastinal lymph node Anatomy 0.000 description 13
- 210000003437 trachea Anatomy 0.000 description 8
- 239000012528 membrane Substances 0.000 description 7
- 238000001514 detection method Methods 0.000 description 4
- 239000010409 thin film Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000003745 diagnosis Methods 0.000 description 2
- 239000010408 film Substances 0.000 description 2
- 230000007170 pathology Effects 0.000 description 2
- 238000007790 scraping Methods 0.000 description 2
- 238000003759 clinical diagnosis Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012333 histopathological diagnosis Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001575 pathological effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 210000001519 tissue Anatomy 0.000 description 1
- 238000002604 ultrasonography Methods 0.000 description 1
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- 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
- A61B10/02—Instruments for taking cell samples or for biopsy
- A61B10/0233—Pointed or sharp biopsy instruments
-
- 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
- A61B10/02—Instruments for taking cell samples or for biopsy
- A61B10/04—Endoscopic instruments
-
- 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
- A61B10/02—Instruments for taking cell samples or for biopsy
- A61B10/06—Biopsy forceps, e.g. with cup-shaped jaws
-
- 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
- A61B10/02—Instruments for taking cell samples or for biopsy
- A61B10/04—Endoscopic instruments
- A61B2010/045—Needles
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Surgery (AREA)
- Biomedical Technology (AREA)
- General Health & Medical Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Pathology (AREA)
- Animal Behavior & Ethology (AREA)
- Engineering & Computer Science (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Biodiversity & Conservation Biology (AREA)
- Radiology & Medical Imaging (AREA)
- Endoscopes (AREA)
Abstract
The invention discloses a medical biopsy sampling device, which comprises a bronchoscope body, an insertion part and a bending part, wherein the bronchoscope body is connected with one end of the insertion part, the other end of the insertion part is connected with the bending part, and the medical biopsy sampling device also comprises a puncture mechanism and biopsy forceps; the bronchoscope body, the inserting part and the bending part are provided with a puncture cavity and a sampling cavity which penetrate through and are communicated with each other along the length direction, the puncture mechanism is movably arranged in the puncture cavity, and the biopsy forceps are movably arranged in the sampling cavity; a fan-shaped air cavity is arranged in the fan-shaped air bag, an arc-shaped air cavity is arranged in the arc-shaped air bag, and the fan-shaped air cavity is communicated with the arc-shaped air cavity; the inner side of the fan-shaped air bag is connected with the needle head, and the inflating device is connected with the fan-shaped air bag or the arc-shaped air bag through a connecting pipe. The invention ensures the sampling quantity of the mediastinum lymph node tissue, and is convenient for accurately detecting and analyzing the sampling specimen of the mediastinum lymph node tissue in the follow-up process.
Description
Technical Field
The invention relates to the technical field of medical instruments, in particular to a medical biopsy sampling device.
Background
Biopsy (biopsy) is also called surgical pathology examination, and is called external examination; this refers to a technique for taking out a diseased tissue from a patient by incision, forceps, puncture, or the like, and performing pathological examination, as required for diagnosis and treatment. "biopsy" is the most important part of the diagnosis of pathology, and a clear histopathological diagnosis is made for the vast majority of the examined cases, and is considered as the final clinical diagnosis.
At present, when the mediastinal lymph node outside the trachea is subjected to biopsy, a puncture needle usually pierces the wall of the trachea under the guidance of ultrasound, and negative pressure is generated in the puncture needle, so that the needle head absorbs the mediastinal lymph node tissue, and the biopsy puncture sampling is realized. However, the sucking of the mediastinal lymph node tissue through the needle is very rare, which is not beneficial to the subsequent accurate detection and analysis of the mediastinal lymph node tissue sucked by the needle.
Disclosure of Invention
Aiming at the problems, the invention provides a medical biopsy sampling device, which ensures the sampling quantity of mediastinal lymph node tissues and is convenient for accurately detecting and analyzing the sampling specimen of the mediastinal lymph node tissues in the follow-up process.
The invention provides a medical biopsy sampling device, which comprises a bronchoscope body, an insertion part and a bending part, wherein the bronchoscope body is connected with one end of the insertion part, the other end of the insertion part is connected with the bending part, and the medical biopsy sampling device also comprises a puncture mechanism and biopsy forceps; the bronchoscope body, the inserting part and the bending part are provided with a puncture cavity and a sampling cavity which penetrate through and are communicated with each other along the length direction, the puncture mechanism is movably arranged in the puncture cavity, and the biopsy forceps are movably arranged in the sampling cavity; the puncture mechanism comprises a connecting part, a needle head, a film air bag and an inflating device, wherein one end of the connecting part is connected with the needle head; the film air bag comprises a fan-shaped air bag and an arc-shaped air bag, two ends of the arc-shaped air bag are connected with two ends of the far axial center of the fan-shaped air bag, and the connected fan-shaped air bag and the arc-shaped air bag are arranged in a concentric shaft manner; a fan-shaped air cavity is arranged in the fan-shaped air bag, an arc-shaped air cavity is arranged in the arc-shaped air bag, and the fan-shaped air cavity is communicated with the arc-shaped air cavity; the inner side of the fan-shaped air bag is connected with the needle head, and the inflating device is connected with the fan-shaped air bag or the arc-shaped air bag through a connecting pipe.
Preferably, an annular groove is formed in the circumferential direction of the needle head, and the inner side of the fan-shaped air bag is connected with the annular groove in a matched mode.
Preferably, the connecting part is provided with a connecting cavity which penetrates through the connecting part in the length direction, and the connecting cavity is communicated with the inside of the needle head; the connecting pipe is arranged in the connecting cavity and the needle head, one end of the connecting pipe penetrates through the thick wall of the needle head to be connected with the fan-shaped air bag, and the other end of the connecting pipe penetrates through the thick wall of the far needle head end of the connecting part to be connected with the inflating device.
Preferably, an operating part is connected to one end of the distal needle of the connecting part.
Preferably, the medical biopsy sampling device further comprises a control display device, the bending part is provided with an ultrasonic probe, and the ultrasonic probe is electrically connected with the control display device.
Preferably, the end of the connecting pipe close to the inflating device is provided with a one-way vent valve and an air release valve in sequence along the inflating direction.
The invention has the following beneficial effects:
1. the sampling quantity of the mediastinum lymph node tissue is ensured, and the accurate detection and analysis of the sampling specimen of the mediastinum lymph node tissue can be conveniently carried out subsequently;
2. the connecting pipe is arranged in the connecting cavity of the connecting part and the needle head, so that the occupied space of the inflating device in the air pipe is further reduced, and the scraping of the connecting pipe on the inner wall of the air pipe is avoided.
3. The one-way vent valve and the air release valve on the connecting pipe are arranged, so that the fan-shaped air bag and the arc-shaped air bag are convenient to inflate or deflate, and the operation is simple and convenient.
Drawings
FIG. 1 is a schematic structural diagram of the present embodiment;
FIG. 2 is a schematic structural view of the puncturing mechanism according to the present embodiment;
FIG. 3 is a schematic structural view of the thin-film balloon and the needle of the present embodiment when they are engaged;
FIG. 4 is a top view of the present embodiment;
FIG. 5 is a bottom view of the bending part in the present embodiment;
FIG. 6 is a perspective view of the membrane bladder in this embodiment;
FIG. 7 is a front view of the membrane bag of the present embodiment;
reference numerals:
1-bronchoscope body, 2-insertion part, 3-bending part, 4-puncture mechanism, 41-connection part, 411-connection cavity, 412-operation part, 42-needle, 421-annular groove, 43-membrane balloon, 431-fan balloon, 432-arc balloon, 433-channel, 44-inflation device, 441-connection tube, 442-one-way vent valve, 443-air release valve, 5-puncture cavity, 6-sampling cavity, 7-control display device and 71-ultrasonic probe.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.
As shown in fig. 1 to 7, the medical biopsy sampling device provided in this embodiment includes a bronchoscope body 1, an insertion portion 2, a bending portion 3, a puncture mechanism 4 and a biopsy forceps, wherein the bronchoscope body 1 is connected to one end of the insertion portion 2, and the other end of the insertion portion 2 is connected to the bending portion 3. Biopsy forceps are prior art and are not shown in the figures. The bronchoscope body 1, the insertion part 2 and the bending part 3 are respectively provided with a puncture cavity 5 and a sampling cavity 6 which penetrate through and are communicated with each other along the length direction, the puncture mechanism 4 is movably arranged in the puncture cavity 5, and the biopsy forceps are movably arranged in the sampling cavity 6.
As shown in fig. 2, 3, 6 and 7, the puncture mechanism 4 includes a connecting portion 41, a needle 42, a membrane balloon 43 and an inflator 44, one end of the connecting portion 41 being connected to the needle 42; the thin film air bag 43 comprises a fan-shaped air bag 431 and an arc-shaped air bag 432, two ends of the arc-shaped air bag 432 are connected with two ends of the far axial center of the fan-shaped air bag 431, and the connected fan-shaped air bag 431 and the arc-shaped air bag 432 are coaxially arranged; a fan-shaped air cavity is arranged in the fan-shaped air bag 431, an arc-shaped air cavity is arranged in the arc-shaped air bag 432, and the fan-shaped air cavity is communicated with the arc-shaped air cavity. Specifically, the sector shaped balloon 431 is connected inside to the needle 42, and the inflator 44 is connected to the sector shaped balloon 431 or the arc shaped balloon 432 through the connection pipe 441. The connecting pipe 441 is provided with a one-way vent valve 442 and an air release valve 443 in sequence along the inflation direction near the end of the inflation device 44, so that the fan-shaped air bag 431 and the arc-shaped air bag 432 can be conveniently inflated or deflated, and the operation is simple and convenient.
In order to avoid too much needle 42 protruding when the membrane air bag 432 is not inflated or avoid the needle 42 protruding when the membrane air bag 432 is not inflated, the circumferential direction of the needle 42 is provided with an annular groove 421, and the inner side of the fan-shaped air bag 431 is in fit connection with the annular groove 421, so that the needle 42 can carry the membrane air bag 432 to enter the puncture position of the tracheal wall.
In order to reduce the space occupied by the inflating device 44 in the air pipe and avoid the connecting pipe 441 scraping the inner wall of the air pipe; the connecting part 41 is provided with a connecting cavity 411 which penetrates through in the length direction, and the connecting cavity 411 is communicated with the inside of the needle 42; the connecting tube 441 is arranged in the connecting cavity 411 and the needle 42, one end of the connecting tube 441 passes through the thick wall of the needle 42 to be connected with the fan-shaped air bag 431, and the other end of the connecting tube 441 passes through the thick wall of the far needle end of the connecting part 41 to be connected with the inflating device 44. To facilitate use and control of the inflator 44, the inflator 44 is preferably a medical inflatable balloon. In addition, an operation part 412 is connected to one end of the distal needle of the connecting part 41, so that the operation and control are convenient to hold by hand.
Specifically, the medical biopsy sampling device further comprises a control display device 7, the bending part 3 is provided with an ultrasonic probe 71, and the ultrasonic probe 71 is electrically connected with the control display device 7. The control display device 7 and the ultrasonic probe 71 are the prior art, the control display device 7 controls the ultrasonic probe 71 to emit ultrasonic detection waves, and the ultrasonic probe 71 feeds the received detection waves back to the control display device 7, so that the control display device 7 displays the conditions in the trachea.
The specific operation steps of this embodiment are as follows:
1. the bending part 3 enters a target area to be punctured and sampled in the trachea by controlling the bronchoscope body 1 and the insertion part 2, then the connecting part 41 and the needle 42 are fed along the puncture cavity 5, and the needle 42 penetrates through the trachea wall to enter the mediastinal lymph node area outside the trachea in the target area;
2. the thin film air bag 43 of the needle 42 is positioned at the puncture position of the tracheal wall, and then the fan-shaped air bag 431 and the arc-shaped air bag 432 are inflated through the connecting pipe 441 by the inflating device 44, so that the fan-shaped air bag 431 and the arc-shaped air bag 432 are expanded, and the puncture position of the tracheal wall is expanded;
3. the biopsy forceps are operated to be conveyed into the trachea along the sampling cavity 6 and then continuously and slowly conveyed forwards, so that the head of the biopsy forceps passes through a channel 433 formed by the sector air bag 431 and the arc air bag 432 to enter the area of the mediastinal lymph node, and then the head of the biopsy forceps is operated to sample the mediastinal lymph node tissue, so that a satisfactory block-shaped sampling specimen can be obtained;
4. the biopsy forceps are taken out of the sampling cavity 6, the air in the fan-shaped air bag 431 and the arc-shaped air bag 432 is released, the needle 42 is taken out of the tracheal wall, the connecting part 41 and the needle 42 are taken out of the puncture cavity 5, and then the inserting part 2 and the bending part 3 are taken out of the trachea, so that the sampling of the mediastinal lymph node can be completed.
In conclusion, the medical biopsy sampling device is used for the mediastinal lymph node area, so that satisfactory massive sampling samples can be obtained, the sampling quantity of the mediastinal lymph node tissues is guaranteed, and the follow-up sampling samples of the mediastinal lymph node tissues can be accurately detected and analyzed conveniently.
It should be noted that the above preferred embodiments are only used for illustrating the technical solutions of the present invention, and not for limiting the same; 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 or all of the technical features may be equivalently replaced; these modifications and substitutions do not cause the essence of the corresponding technical solution to depart from the scope of the technical solution of the embodiments of the present invention, and are intended to be covered by the claims and the specification of the present invention.
Claims (5)
1. The utility model provides a medical biopsy sampling device, includes bronchoscope body, inserted part and flexion, the bronchoscope body with the one end of inserted part is connected, the other end of inserted part with the flexion is connected its characterized in that: also comprises a puncture mechanism and a biopsy forceps;
the bronchoscope body, the inserting part and the bending part are provided with a puncture cavity and a sampling cavity which penetrate through and are communicated with each other along the length direction, the puncture mechanism is movably arranged in the puncture cavity, and the biopsy forceps are movably arranged in the sampling cavity;
the puncture mechanism comprises a connecting part, a needle head, a film air bag and an inflating device, wherein one end of the connecting part is connected with the needle head; the film air bag comprises a fan-shaped air bag and an arc-shaped air bag, two ends of the arc-shaped air bag are connected with two ends of the far axial center of the fan-shaped air bag, and the connected fan-shaped air bag and the arc-shaped air bag are arranged in a concentric shaft manner; a fan-shaped air cavity is arranged in the fan-shaped air bag, an arc-shaped air cavity is arranged in the arc-shaped air bag, and the fan-shaped air cavity is communicated with the arc-shaped air cavity; the inner side of the fan-shaped air bag is connected with the needle head, and the inflating device is connected with the fan-shaped air bag or the arc-shaped air bag through a connecting pipe; the fan-shaped air bag and the arc-shaped air bag are enclosed to form a channel for the head of the biopsy forceps to pass through;
an annular groove is formed in the circumferential direction of the needle head, and the inner side of the fan-shaped air bag is connected with the annular groove in an adaptive mode.
2. The medical biopsy sampling device of claim 1, wherein:
the connecting part is provided with a connecting cavity which penetrates through the connecting part in the length direction, and the connecting cavity is communicated with the inside of the needle head; the connecting pipe is arranged in the connecting cavity and the needle head, one end of the connecting pipe penetrates through the thick wall of the needle head to be connected with the fan-shaped air bag, and the other end of the connecting pipe penetrates through the thick wall of the far needle head end of the connecting part to be connected with the inflating device.
3. The medical biopsy sampling device of claim 1, wherein:
one end of the far needle head of the connecting part is connected with an operating part.
4. The medical biopsy sampling device of claim 1, wherein: also comprises a control display device which is used for controlling the display device,
the bending part is provided with an ultrasonic probe which is electrically connected with the control display device.
5. The medical biopsy sampling device of claim 1, wherein:
and the end of the connecting pipe close to the inflating device is sequentially provided with a one-way vent valve and an air release valve along the inflating direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811529024.0A CN109620304B (en) | 2018-12-14 | 2018-12-14 | Medical biopsy sampling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811529024.0A CN109620304B (en) | 2018-12-14 | 2018-12-14 | Medical biopsy sampling device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109620304A CN109620304A (en) | 2019-04-16 |
| CN109620304B true CN109620304B (en) | 2021-06-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811529024.0A Expired - Fee Related CN109620304B (en) | 2018-12-14 | 2018-12-14 | Medical biopsy sampling device |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110093262B (en) * | 2019-06-03 | 2023-12-15 | 天津市胸科医院 | Liquid collection device for bronchoscope |
| CN110292403A (en) * | 2019-07-04 | 2019-10-01 | 南京市胸科医院 | A kind of device and method of bronchus supersonic sounding and biopsy synchronized sampling |
| CN113057688A (en) * | 2021-03-18 | 2021-07-02 | 河南省肿瘤医院 | Biopsy puncture needle for orthopedics department |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102120056A (en) * | 2010-01-10 | 2011-07-13 | 江伟 | Bronchial catheter with single cavity and double sacs |
| CN203169273U (en) * | 2013-02-26 | 2013-09-04 | 中国人民解放军第三军医大学第二附属医院 | Adjustable air bag type peritoneoscope puncture outfit |
| CN203555795U (en) * | 2013-10-02 | 2014-04-23 | 烟台毓璜顶医院 | Special biopsy channel sleeve with lining gasbag for bronchoscope-substituted thoracoscope |
| CN203609512U (en) * | 2013-12-20 | 2014-05-28 | 马文文 | Artificial pneumothorax biopsy treatment thoracoscope |
| CN104970863A (en) * | 2015-05-07 | 2015-10-14 | 甘肃中医学院附属医院 | Bedside abdominal cavity snooping device |
| CN105536081A (en) * | 2016-01-22 | 2016-05-04 | 长江大学 | Full-automatic body cavity effusion and pneumatosis extraction instrument |
| WO2017037124A1 (en) * | 2015-08-31 | 2017-03-09 | Eberhard Karls Universitaet Tuebingen Medizinische Fakultaet | Multi-lumen catheter for carrying out endoscopic interventions |
| CN206687947U (en) * | 2016-11-30 | 2017-12-01 | 江苏伊凯医疗器械有限公司 | Disposable multifunction drainage tube |
-
2018
- 2018-12-14 CN CN201811529024.0A patent/CN109620304B/en not_active Expired - Fee Related
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102120056A (en) * | 2010-01-10 | 2011-07-13 | 江伟 | Bronchial catheter with single cavity and double sacs |
| CN203169273U (en) * | 2013-02-26 | 2013-09-04 | 中国人民解放军第三军医大学第二附属医院 | Adjustable air bag type peritoneoscope puncture outfit |
| CN203555795U (en) * | 2013-10-02 | 2014-04-23 | 烟台毓璜顶医院 | Special biopsy channel sleeve with lining gasbag for bronchoscope-substituted thoracoscope |
| CN203609512U (en) * | 2013-12-20 | 2014-05-28 | 马文文 | Artificial pneumothorax biopsy treatment thoracoscope |
| CN104970863A (en) * | 2015-05-07 | 2015-10-14 | 甘肃中医学院附属医院 | Bedside abdominal cavity snooping device |
| WO2017037124A1 (en) * | 2015-08-31 | 2017-03-09 | Eberhard Karls Universitaet Tuebingen Medizinische Fakultaet | Multi-lumen catheter for carrying out endoscopic interventions |
| CN105536081A (en) * | 2016-01-22 | 2016-05-04 | 长江大学 | Full-automatic body cavity effusion and pneumatosis extraction instrument |
| CN206687947U (en) * | 2016-11-30 | 2017-12-01 | 江苏伊凯医疗器械有限公司 | Disposable multifunction drainage tube |
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| CN109620304A (en) | 2019-04-16 |
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