CN109620304A - A kind of Medical biopsy sampler - Google Patents
A kind of Medical biopsy sampler Download PDFInfo
- Publication number
- CN109620304A CN109620304A CN201811529024.0A CN201811529024A CN109620304A CN 109620304 A CN109620304 A CN 109620304A CN 201811529024 A CN201811529024 A CN 201811529024A CN 109620304 A CN109620304 A CN 109620304A
- Authority
- CN
- China
- Prior art keywords
- air bag
- fan
- connect
- syringe needle
- shaped air
- 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.)
- Granted
Links
Classifications
-
- 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
Landscapes
- 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 kind of Medical biopsy sampler, including bronchoscope ontology, insertion section and bending section, it further includes piercing mechanism and biopsy forceps that the bronchoscope ontology is connect with one end of the insertion section, and the other end of insertion section is connect with the bending section；The bronchoscope ontology, insertion section and bending section are equipped with and are equipped with the puncture chamber and sampling cavity for running through along its length and be connected to, and piercing mechanism is actively disposed in that puncture is intracavitary, and biopsy forceps is actively disposed in sampling cavity；It is equipped with fan-shaped air cavity in fan-shaped air bag, is equipped with arc air cavity in arc air bag, fan-shaped air cavity is connected to arc air cavity；It is connect on the inside of fan-shaped air bag with syringe needle, air charging system is connect by connecting tube with fan-shaped air bag or arc air bag.This invention ensures that carrying out accurate detection and analysis to the quantity of sampling quantity of vertical phrenic lymph nodes tissue convenient for the subsequent sampling sample to vertical phrenic lymph nodes tissue.
Description
Technical field
The present invention relates to the field of medical instrument technology, and in particular to a kind of Medical biopsy sampler.
Background technique
Referred to as " biopsy ", also known as surgical pathology inspection referred to as " is examined " outside for biopsy (biopsy)；Refer to and sees patients
Disconnected, treatment needs cut from patient's body, clamp to take or puncture etc. and take out pathological tissues, carry out the technology of pathological examination.
" biopsy " is most important part in Diagnosis pathology, can make specific histopathology to most inspection cases and examine
It is disconnected, by as clinical final diagnosis.
Currently, being usually to pierce puncture needle under ultrasound guidance when carrying out biopsy to the vertical phrenic lymph nodes outside tracheae
Outlet tube wall, then by so that needle aspirate be made to indulge phrenic lymph nodes tissue, realizing that Biopsy takes to negative pressure is manufactured in puncture needle
Sample.However, by needle aspirate indulge phrenic lymph nodes tissue it is seldom, be unfavorable for the subsequent vertical phrenic lymph nodes tissue to needle aspirate into
The accurate detection and analysis of row.
Summary of the invention
In view of the above-mentioned problems, the present invention proposes a kind of Medical biopsy sampler, ensure that vertical phrenic lymph nodes tissue
Quantity of sampling quantity carries out accurate detection and analysis convenient for the subsequent sampling sample to vertical phrenic lymph nodes tissue.
It is described the present invention provides a kind of Medical biopsy sampler, including bronchoscope ontology, insertion section and bending section
Bronchoscope ontology is connect with one end of the insertion section, and the other end of insertion section is connect with the bending section, further includes puncturing
Mechanism and biopsy forceps；The bronchoscope ontology, insertion section and bending section, which are equipped with to be equipped with, to be run through along its length and is connected to
Puncture chamber and sampling cavity, piercing mechanism, which is actively disposed in, to be punctured intracavitary, and biopsy forceps is actively disposed in sampling cavity；It is described to wear
Piercing mechanism includes interconnecting piece, syringe needle, film air bag and air charging system, and one end of interconnecting piece is connected with syringe needle；Film air bag includes
Fan-shaped air bag and arc air bag, the both ends of arc air bag are connect with the both ends of the remote axial centre of fan-shaped air bag, and after connection
Fan-shaped air bag and arc air bag are in arrange with central axis；It is equipped with fan-shaped air cavity in fan-shaped air bag, is equipped with arc gas in arc air bag
Chamber, fan-shaped air cavity are connected to arc air cavity；It is connect on the inside of fan-shaped air bag with syringe needle, air charging system passes through connecting tube and fan-shaped air bag
Or arc air bag connection.
Preferably, the circumferential direction of the syringe needle is equipped with annular groove, and the inside of fan-shaped air bag is adapted to connection with annular groove.
Preferably, the interconnecting piece is equipped with the perforative connecting cavity of length direction, and connecting cavity is connected to the inside of syringe needle；Connection
Pipe is placed in connecting cavity and syringe needle, and the heavy wall that one end of connecting tube passes through syringe needle is connect with fan-shaped air bag, the other end of connecting tube
Heavy wall across the remote needle end of interconnecting piece is connect with air charging system.
Preferably, remote syringe needle one end of the interconnecting piece is connected with operation portion.
Preferably, Medical biopsy sampler further includes control display device, and the bending section is equipped with ultrasonic probe, ultrasound
Probe is electrically connected with control display device.
Preferably, the connecting tube is successively arranged one-way vent valve and gas bleeder valve along inflation direction by air charging system end.
The present invention have it is following the utility model has the advantages that
1, it ensure that the quantity of sampling quantity to vertical phrenic lymph nodes tissue, convenient for the subsequent sampling sample to vertical phrenic lymph nodes tissue
Carry out accurate detection and analysis；
2, connecting tube is placed in the connecting cavity and syringe needle of interconnecting piece, has further reduced air charging system and has been accounted for endotracheal
With space, while avoiding scraping of the connecting tube to inner surface of trachea.
3, the one-way vent valve in connecting tube and gas bleeder valve setting, convenient for being inflated to fan-shaped air bag and arc air bag or
Person loses heart, simple to operate.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the present embodiment；
Fig. 2 is the structural schematic diagram of piercing mechanism in the present embodiment；
Fig. 3 is structural schematic diagram when working after film air bag and syringe needle cooperation in the present embodiment；
Fig. 4 is the top view of the present embodiment；
Fig. 5 is the bottom view of bending section in the present embodiment；
Fig. 6 is the perspective view of film air bag in the present embodiment；
Fig. 7 is the main view of film air bag in the present embodiment；
Appended drawing reference:
1- bronchoscope ontology, the insertion section 2-, the bending section 3-, 4- piercing mechanism, 41- interconnecting piece, 411- connecting cavity, 412-
Operation portion, 42- syringe needle, 421- annular groove, 43- film air bag, 431- sector air bag, 432- arc air bag, the channel 433-,
44- air charging system, 441- connecting tube, 442- one-way vent valve, 443- gas bleeder valve, 5- puncture chamber, 6- sampling cavity, 7- control display
Device, 71- ultrasonic probe.
Specific embodiment
It is described in detail below in conjunction with embodiment of the attached drawing to technical solution of the present invention.Following embodiment is only used for
Clearly illustrate technical solution of the present invention, therefore be only used as example, and cannot be used as a limitation and limit protection model of the invention
It encloses.
As shown in Figures 1 to 7, a kind of Medical biopsy sampler provided in this embodiment, including bronchoscope ontology 1,
Insertion section 2 and bending section 3, bronchoscope ontology 1 are connect with one end of insertion section 2, and the other end of insertion section 2 and bending section 3 connect
It connects, further includes piercing mechanism 4 and biopsy forceps.Biopsy forceps is the prior art, is being not shown in the figure.Bronchoscope ontology 1, insertion section
2 with bending section 3 be equipped be equipped with the puncture chamber 5 and sampling cavity 6 for running through along its length and being connected to, piercing mechanism 4 is actively matched
It is located at and punctures in chamber 5, biopsy forceps is actively disposed in sampling cavity 6.
As shown in Fig. 2, Fig. 3, Fig. 6 and Fig. 7, piercing mechanism 4 includes interconnecting piece 41, syringe needle 42, film air bag 43 and inflation
Device 44, one end of interconnecting piece 41 and syringe needle 42 connect；Film air bag 43 includes fan-shaped air bag 431 and arc air bag 432, arc
The both ends of air bag 432 are connect with the both ends of the remote axial centre of fan-shaped air bag 431, and fan-shaped air bag 431 and arc after connection
Air bag 432 is in arrange with central axis；It is equipped with fan-shaped air cavity in fan-shaped air bag 431, arc air cavity, fan are equipped in arc air bag 432
Shape air cavity is connected to arc air cavity.Specifically, fan-shaped 431 inside of air bag is connect with syringe needle 42, and air charging system 44 passes through connecting tube
441 connect with fan-shaped air bag 431 or arc air bag 432.Connecting tube 441 is successively arranged list along inflation direction by 44 end of air charging system
To breather valve 442 and gas bleeder valve 443, convenient for fan-shaped air bag 431 and arc air bag 432 are inflated or are lost heart, operation letter
Folk prescription is just.
In order to avoid protruding syringe needle 42 excessively when film 432 unaerated of air bag or film air bag 432 being avoided not fill
Syringe needle 42 is protruded when gas, the circumferential direction of syringe needle 42 is equipped with annular groove 421, and the inside of fan-shaped air bag 431 and annular groove 421 are suitable
With connection, film air bag 432 is carried convenient for syringe needle 42 and is entered at the puncture of tracheal wall.
In order to reduce air charging system 44 in endotracheal occupied space, while connecting tube 441 is avoided to inner surface of trachea
Scraping；Interconnecting piece 41 is equipped with the perforative connecting cavity 411 of length direction, and connecting cavity 411 is connected to the inside of syringe needle 42；Connecting tube
441 are placed in connecting cavity 411 and syringe needle 42, and the heavy wall that one end of connecting tube 441 passes through syringe needle 42 is connect with fan-shaped air bag 431,
The heavy wall that the other end of connecting tube 441 passes through the remote needle end of interconnecting piece 41 is connect with air charging system 44.Inflation is filled for convenience
It sets 44 using and controlling, the preferably medical gas-filled air bag of air charging system 44.In addition, remote syringe needle one end of interconnecting piece 41 is connected with behaviour
Make portion 412, is controlled convenient for hand-held.
Specifically, Medical biopsy sampler further includes control display device 7, and bending section 3 is equipped with ultrasonic probe 71, ultrasound
Probe 71 is electrically connected with control display device 7.It controls display device 7 and ultrasonic probe 71 is the prior art, control display device 7
It controlling ultrasonic probe 71 and emits supersonic sounding wave, the probing wave received is simultaneously fed back to control display device 7 by ultrasonic probe 71,
Control display device 7 is set to show endotracheal situation.
The present embodiment specific steps are as follows:
1, by control bronchoscope ontology 1 and insertion section 2, the mesh for the sampling to be punctured for entering bending section 3 in tracheae
Region is marked, then interconnecting piece 41 and syringe needle 42 are sent into along chamber 5 is punctured, and enter syringe needle 42 across tracheal wall in target area
Vertical phrenic lymph nodes region on the outside of tracheae；
2, it is located at the film air bag 43 of syringe needle 42 at the puncture of tracheal wall, then by air charging system 44 through connecting tube 441
Fan-shaped air bag 431 and arc air bag 432 are inflated, expand fan-shaped air bag 431 and arc air bag 432, to make tracheae
It is expanded at the puncture of wall；
3, operation biopsy forceps is sent into intratracheal rear continuation along sampling cavity 6 and is slowly transferred forward, passes through the head of biopsy forceps
The channel 433 that fan-shaped air bag 431 and arc air bag 432 surround enters vertical phrenic lymph nodes region, then operates the head pair of biopsy forceps
Vertical phrenic lymph nodes tissue is sampled, and can be obtained satisfied blocky sampling sample；
4, biopsy forceps is taken out out of sampling cavity 6, the gas in fan-shaped air bag 431 and arc air bag 432 is discharged, by syringe needle
42 take out from tracheal wall, then interconnecting piece 41 and syringe needle 42 are taken out out of puncture chamber 5, and insertion section 2 is then taken out from tracheae
With bending section 3, the sampling to vertical phrenic lymph nodes can be completed.
To sum up, vertical phrenic lymph nodes region is used by this Medical biopsy sampler, can get satisfied bulk
Sample is sampled, ensure that the quantity of sampling quantity to vertical phrenic lymph nodes tissue, convenient for the subsequent sampling sample to vertical phrenic lymph nodes tissue
Carry out accurate detection and analysis.
It should be noted that preferred embodiment above is merely illustrative of the technical solution of the present invention, rather than its limitations；To the greatest extent
Present invention has been described in detail with reference to the aforementioned embodiments for pipe, those skilled in the art should understand that: it is still
Can modify to technical solution documented by previous embodiment, or some or all of the technical features are carried out etc.
With replacement；And these are modified or replaceed, technical solution of the embodiment of the present invention that it does not separate the essence of the corresponding technical solution
Range should all cover within the scope of the claims and the description of the invention.
Claims (6)
1. a kind of Medical biopsy sampler, including bronchoscope ontology, insertion section and bending section, the bronchoscope ontology with
One end of the insertion section connects, and the other end of insertion section is connect with the bending section, it is characterised in that: further includes piercing mechanism
And biopsy forceps；
The bronchoscope ontology, insertion section and bending section, which are equipped with to be equipped with, runs through along its length and the puncture chamber that is connected to and adopts
Sample chamber, piercing mechanism be actively disposed in puncture it is intracavitary, biopsy forceps is actively disposed in sampling cavity；
The piercing mechanism includes interconnecting piece, syringe needle, film air bag and air charging system, and one end of interconnecting piece is connected with syringe needle；It is thin
Film air bag includes fan-shaped air bag and arc air bag, and the both ends of arc air bag are connect with the both ends of the remote axial centre of fan-shaped air bag,
And connect after fan-shaped air bag and arc air bag be in central axis arrange；Fan-shaped air cavity is equipped in fan-shaped air bag, in arc air bag
Equipped with arc air cavity, fan-shaped air cavity is connected to arc air cavity；It is connect on the inside of fan-shaped air bag with syringe needle, air charging system passes through connecting tube
It is connect with fan-shaped air bag or arc air bag.
2. Medical biopsy sampler according to claim 1, it is characterised in that:
The circumferential direction of the syringe needle is equipped with annular groove, and the inside of fan-shaped air bag is adapted to connection with annular groove.
3. Medical biopsy sampler according to claim 1 or 2, it is characterised in that:
The interconnecting piece is equipped with the perforative connecting cavity of length direction, and connecting cavity is connected to the inside of syringe needle；Connecting tube is placed in connection
In chamber and syringe needle, the heavy wall that one end of connecting tube passes through syringe needle is connect with fan-shaped air bag, and the other end of connecting tube passes through interconnecting piece
The heavy wall of remote needle end is connect with air charging system.
4. Medical biopsy sampler according to claim 1, it is characterised in that:
Remote syringe needle one end of the interconnecting piece is connected with operation portion.
5. Medical biopsy sampler according to claim 1, it is characterised in that: it further include control display device,
The bending section is equipped with ultrasonic probe, and ultrasonic probe is electrically connected with control display device.
6. Medical biopsy sampler according to claim 1, it is characterised in that:
The connecting tube is successively arranged one-way vent valve and gas bleeder valve along inflation direction by air charging system end.
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 true CN109620304A (en) | 2019-04-16 |
| CN109620304B CN109620304B (en) | 2021-06-22 |
Family
ID=66073917
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811529024.0A Active CN109620304B (en) | 2018-12-14 | 2018-12-14 | Medical biopsy sampling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109620304B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110093262A (en) * | 2019-06-03 | 2019-08-06 | 天津市胸科医院 | A kind of liquid acquisition 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 active Active
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 |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110093262A (en) * | 2019-06-03 | 2019-08-06 | 天津市胸科医院 | A kind of liquid acquisition device for bronchoscope |
| 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 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109620304B (en) | 2021-06-22 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US9241692B2 (en) | Pressure/vacuum actuated catheter forceps | |
| US4249541A (en) | Biopsy device | |
| CN109620304A (en) | A kind of Medical biopsy sampler | |
| US10335122B2 (en) | Multi-chamber tissue sample cup for biopsy device | |
| US9072507B2 (en) | Suction puncture method and suction puncture device | |
| US20190008494A1 (en) | Medical Apparatus for Sampling Cervical Tissue | |
| US20150057565A1 (en) | Apparatus and method for ovarian cancer screening | |
| CN209996375U (en) | Aspiration rotary-cut biopsy trocar device | |
| US20040092843A1 (en) | Device and method for measuring fetal blood pH | |
| CN205072976U (en) | Anesthetic needle, pjncture needle, pilot pin three in one piercing depth | |
| CN209301251U (en) | Ultrasonically guided percutaneous puncture bone positioning device | |
| JP4311963B2 (en) | Biopsy needle | |
| CN113143332B (en) | Push type liquid specimen collecting device | |
| CN206792428U (en) | A kind of drawing-in type circumgyration incision biopsy needle | |
| CN204765737U (en) | Puncture needle for testicle | |
| US9307961B2 (en) | Fine needle aspiration biopsy device | |
| CN219982935U (en) | Human uterine cavity tissue suction device | |
| CN209499781U (en) | A kind of tumor puncture needle | |
| CN112914620A (en) | Tumor tissue sampling device based on spiral knife cutting principle | |
| JP2006006465A (en) | Puncture needle for endoscope | |
| CN109223133A (en) | Ultrasonically guided percutaneous puncture bone positioning device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |