CN110477968A - A kind of puncture forceps biopsy needle used under bronchoscope - Google Patents
A kind of puncture forceps biopsy needle used under bronchoscope Download PDFInfo
- Publication number
- CN110477968A CN110477968A CN201910689298.4A CN201910689298A CN110477968A CN 110477968 A CN110477968 A CN 110477968A CN 201910689298 A CN201910689298 A CN 201910689298A CN 110477968 A CN110477968 A CN 110477968A
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- biopsy
- forceps
- sliding block
- biopsy forceps
- puncture
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- 238000001574 biopsy Methods 0.000 title claims abstract description 145
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 16
- 239000010959 steel Substances 0.000 claims abstract description 16
- 229910001069 Ti alloy Inorganic materials 0.000 claims description 3
- 239000000956 alloy Substances 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 3
- 238000013188 needle biopsy Methods 0.000 abstract description 9
- 238000003745 diagnosis Methods 0.000 abstract description 7
- 210000001519 tissue Anatomy 0.000 description 11
- 201000010099 disease Diseases 0.000 description 5
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 5
- 230000003902 lesion Effects 0.000 description 5
- 210000000621 bronchi Anatomy 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000007689 inspection Methods 0.000 description 3
- 238000002604 ultrasonography Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 208000032843 Hemorrhage Diseases 0.000 description 1
- 208000034158 bleeding Diseases 0.000 description 1
- 230000000740 bleeding effect Effects 0.000 description 1
- 238000013276 bronchoscopy Methods 0.000 description 1
- 230000002380 cytological effect Effects 0.000 description 1
- 238000009510 drug design Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000003364 immunohistochemistry Methods 0.000 description 1
- 210000001165 lymph node Anatomy 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000010827 pathological analysis Methods 0.000 description 1
- 230000001575 pathological effect Effects 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
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
- A61B10/0283—Pointed or sharp biopsy instruments with vacuum aspiration, e.g. caused by retractable plunger or by connected syringe
-
- 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
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/34—Trocars; Puncturing needles
- A61B17/3403—Needle locating or guiding means
-
- 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
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/34—Trocars; Puncturing needles
- A61B17/3403—Needle locating or guiding means
- A61B2017/3413—Needle locating or guiding means guided by ultrasound
Abstract
The present invention provides the puncture forceps biopsy needle used under a kind of bronchoscope, by outer tube, puncture needle, biopsy forceps, tension wire, connection steel wire, controls sliding block, screw-casing and the spiral interface of puncture needle and biopsy forceps, the sliding block for controlling tension wire and handle etc. respectively and forms.In device outer tube, puncture needle is connected by connecting steel wire with puncture needle sliding block, and biopsy forceps is located in puncture needle, is connected by tension wire with biopsy forceps sliding block.The present invention can be realized in same site of puncture can increase the amount for obtaining sample through Aspiration-needle biopsy and forceps biopsy, improve the diagnosis of mediastinal, while greatly reducing the discomfort of patient, improve patient safety.
Description
Technical field
The invention belongs to medical instruments fields, and in particular to the puncture forceps biopsy needle used under a kind of bronchoscope.
Background technique
Currently, with the development of bronchoscope technology, Transbronchial needle aspiration (TBNA) and biopsy forceps forceps biopsy
It has become and obtains the important means that tissue specimen is used to clarify a diagnosis under airway wall.TBNA needle can penetrate tracheal wall, be chiefly used in indulging
The puncture of diaphragm enlarged lymph node, and the latter is chiefly used under mirror directly clamping intratracheal pathological tissues.But the sample that needle biopsy obtains
This amount is smaller, particularly with the benign lesion that tissue property is tough and tensile, usually only cytological results, it is difficult to meet now based on more
The pathological diagnosis development trend of weight immunohistochemistry.To obtain tissue, it repeated multiple times can only be punctured, significantly increase patient
Sense of discomfort and bleeding risk.The tissue samples amount that biopsy forceps forceps biopsy obtains is big, but biopsy clamp headend is more blunt, can not wear
Ventilative tube wall, can not reach and carry out biopsy in vertical diaphragm.Therefore, a kind of dress for being provided simultaneously with TBNA needle and biopsy forceps advantage is needed
It sets, becomes to improve longitudinal disease, the diagnosis that especially benign longitudinal disease becomes.
Summary of the invention
In order to solve the problems existing in the prior art, the present invention provides the puncture forceps biopsy used under a kind of bronchoscope
Needle is that a kind of design is reasonable, easy to operate, is provided simultaneously with puncture needle and biopsy forceps advantage, can improve longitudinal disease and become diagnosis
Through bronchoscope clamp biopsy needle.
The puncture forceps biopsy needle used under a kind of bronchoscope provided by the invention by outer tube 1, connection steel wire 2, is drawn
Ring 3, sliding slot 5, spiral running-on 6, spiral interface 7, sliding handle 8, puncture needle sliding block 9, biopsy forceps sliding block 10, spring 11, is drawn sliding block 4
Power steel wire 12, card slot 13, puncture needle 14, biopsy binding clip 15, biopsy forceps foot 16, drag-line 17, scissor structure 18 form.Wherein, it draws
12 one end of power steel wire and biopsy forceps twisting control biopsy forceps opening and closing, one end and 4 twisting of sliding block by tension variations, pass through sliding block
Change in location changes biopsy clamp position, while puncture needle sliding block 9,10 center setting aperture of biopsy forceps sliding block are worn for tension wire 12
It crosses；2 one end of steel wire and 14 twisting of puncture needle, one end and 9 twisting of puncture needle sliding block are connected, has aperture for even in biopsy forceps sliding block 10
It connects steel wire to pass through, puncture needle sliding block 9, biopsy forceps sliding block 10 can move on sliding handle 8,9 original position rear of puncture needle sliding block
A card slot 13 is arranged to accommodate the puncture needle sliding block 9 after changing position in 20mm, realizes the change in location of puncture needle sliding block 9, bullet
Spring 11 and 9 twisting of puncture needle sliding block, and as change in location of the sliding block 4 on sliding handle 8 is flexible, it realizes and punctures the reversible of pin position
Property variation.Sliding slot 5 accommodates sliding block 4, realizes and moves for sliding block 4.Spiral running-on 6 is connected with 1 rigidity (welding) of outer tube, and and spiral shell
7 spiral of mouth that is screwed on connects, and rotation spiral running-on 6 can realize the elongation of outer tube 1 and retraction.15 head end of biopsy binding clip is away from needle tip
Hold 5mm, the long 12mm of biopsy forceps.12 one end of tension wire and 4 twisting of sliding block, the other end and biopsy forceps twisting, biopsy forceps are living by two
It examines binding clip 15 and two biopsy forceps feet 16 forms, biopsy binding clip and biopsy forceps foot twisting, two biopsy forceps feet 16 are consolidated by drag-line 17 respectively
Due on tension wire 12.The scissor structure 18 of the opening and closing of biopsy forceps 15 is controlled by following structure composition: drag-line 17 and tension wire
12 twistings；17 one end of drag-line and tension wire twisting, one end and 16 twisting of biopsy forceps foot；It is led when 12 under tension of tension wire
Dynamic drag-line 17, drag-line 17 affect biopsy forceps foot, biopsy binding clip, the linkage of biopsy forceps foot, and the change in location of biopsy forceps foot causes biopsy
The change in location of binding clip, to realize that biopsy forceps is opened and closed.When sliding block 4 is mobile to 3 direction of pull ring, biopsy binding clip 15 opens, instead
Closure.Biopsy forceps 15 is 21G, and puncture needle 14 is 19G, and the angle after biopsy forceps fully opens is about 15-45 degree.Biopsy forceps is
Titanium alloy material.
In use, can bounce back outer tube to handle end rotation spiral running-on 6 and 7 connecting place of spiral interface, puncture needle at this time
Casing stretches out and visible cusps, such as Fig. 3 under mirror, at this time between biopsy forceps and puncture needle tip there are the gap length 5mm for
Accommodate tissue, feasible transbronchial needle biopsy.Sliding block 9 is moved to card slot 13, compressed spring, puncture needle retraction exposes and lives
Inspection clamps, at this time positional structure such as Fig. 4.Fig. 4 state operator can operate sliding block 4 and be allowed to move backward, and cut with scissors with tension wire 12
The drag-line 17 of conjunction is nervous therewith, and biopsy forceps is affected to open, further along sliding block 4, closes biopsy forceps rim of a cup, so that it is living to complete clamp
Inspection.
The present invention compared with the existing technology, has the following advantages that and effect: first, pass through the nesting of puncture needle and biopsy forceps
Structure, not only can Direct perforantes, but also biopsy forceps can be accurately sent by puncture needle in longitudinal disease becomes, thus real on same device
Show transbronchial needle biopsy and operated through two kinds of bronchus forceps biopsy, increases the flexibility ratio of operation, improve the standard of operation
Exactness increases the sampling quantity of sample, greatly reduce because tissue samples amount not enough caused by mistaken diagnosis, fail to pinpoint a disease in diagnosis；Second, by subtracting
The operand punctured less greatly reduces the discomfort of patient, improves patient safety.The present invention has rational design, operates conveniently, diagnosis
Efficiently.
Detailed description of the invention
Fig. 1 is basic structure schematic diagram of the invention.
Fig. 2 is the partial enlargement structural representation for puncturing forceps biopsy needle.
Fig. 3 is structural schematic diagram when row TBNA of the present invention is punctured.
Structural schematic diagram when Fig. 4 is row forceps biopsy of the present invention.
Specific embodiment
The present invention is further described in conjunction with the accompanying drawings and embodiments.
A kind of embodiment 1: the puncture forceps biopsy needle used under bronchoscope
Referring to Fig. 1, Fig. 2, the puncture forceps biopsy needle used under a kind of bronchoscope by outer tube 1, connection steel wire 2, is drawn
Ring 3, sliding slot 5, spiral running-on 6, spiral interface 7, sliding handle 8, puncture needle sliding block 9, biopsy forceps sliding block 10, spring 11, is drawn sliding block 4
Power steel wire 12, card slot 13, puncture needle 14, biopsy forceps 15, scissor structure 16, drag-line 17 form.Wherein, 12 one end of tension wire with
15 twisting of biopsy forceps controls biopsy forceps opening and closing, one end and 4 twisting of sliding block by tension variations, is changed by slide position and changed
Biopsy clamp position, while puncture needle sliding block 9,10 center setting aperture of biopsy forceps sliding block are passed through for tension wire 12；Connect steel wire 2
One end and 14 twisting of puncture needle, one end and 9 twisting of puncture needle sliding block have aperture to pass through for connection steel wire in biopsy forceps sliding block 10,
Puncture needle sliding block 9, biopsy forceps sliding block 10 can move on sliding handle 8, and a card is arranged in 9 original position rear 20mm of puncture needle sliding block
Slot 13 realizes the change in location of puncture needle sliding block 9 to accommodate the puncture needle sliding block 9 after changing position, and spring 11 and puncture needle are sliding
9 twisting of block, and as change in location of the sliding block 4 on sliding handle 8 is flexible, realize the invertibity variation for puncturing pin position.Sliding slot 5 holds
It receives sliding block 4, realizes and move for sliding block 4.1 rigidity (welding) of spiral running-on 6 and outer tube is connected, and with 7 spiral phase of spiral interface
It connects, rotation spiral running-on 6 can realize the elongation of outer tube 1 and retraction.15 head end of biopsy binding clip is away from puncture needle tip 5mm, biopsy forceps
Long 12mm.12 one end of tension wire and 4 twisting of sliding block, the other end and biopsy forceps twisting, biopsy forceps is by two biopsy binding clips 15 and two
Biopsy forceps foot 16 forms, and biopsy binding clip and biopsy forceps foot twisting, two biopsy forceps feet 16 are fixed on tension wire by drag-line 17 respectively
On 12.The scissor structure 18 of the opening and closing of biopsy forceps 15 is controlled by following structure composition: drag-line 17 and 12 twisting of tension wire；Drag-line 17
One end and tension wire twisting, one end and 16 twisting of biopsy forceps foot；Drag-line 17, drag-line are affected when 12 under tension of tension wire
17 affect biopsy forceps foot, biopsy binding clip, the linkage of biopsy forceps foot, and the change in location of biopsy forceps foot causes the position of biopsy binding clip to become
Change, to realize that biopsy forceps is opened and closed.When sliding block 4 is mobile to 3 direction of pull ring, biopsy binding clip 15 opens, otherwise closure.Biopsy forceps
15 be 21G, and puncture needle 14 is 19G, and the angle after biopsy forceps fully opens is about 15-45 degree., biopsy forceps is titanium alloy material.
Embodiment 2: the Transbronchial needle aspiration under common bronchoscope
When conventional bronchoscope checks, under puncture biopsy needle Fig. 1 state out of, common bronchoscope work duct
Air flue is protruded into, point of puncture is found, rotational handle end spiral running-on 6 is allowed to coincide with spiral interface 7, thus the outer tube that bounces back, cruelly
Reveal puncture needle, such as Fig. 3, puncture needle penetrates bronchial wall, into specified lesion, exists between biopsy forceps and puncture needle tip at this time
The gap length 5mm is for receiving tissue, feasible transbronchial needle biopsy.After the completion of needle biopsy, sliding block 9 is moved to card slot
13, compressed spring, puncture needle retraction exposes biopsy forceps, at this time positional structure such as Fig. 4, biopsy forceps is equivalent to puncture needle at this time
Inner core ejects puncturing tissue out of needle, to obtain puncture sample, completes Transbronchial needle aspiration.
Embodiment 3: under common bronchoscope through bronchus forceps biopsy
When conventional bronchoscope checks, under puncture biopsy needle Fig. 1 state out of, common bronchoscope work duct
Air flue is protruded into, point of puncture is found, rotational handle end spiral running-on 6 is allowed to coincide with spiral interface 7, thus the outer tube that bounces back, cruelly
Reveal puncture needle, such as Fig. 3, puncture needle penetrates bronchial wall, into after specified lesion, sliding block 9 is moved to card slot 13, compresses bullet
Spring, puncture needle retraction, exposes biopsy forceps, at this time positional structure such as Fig. 4.Fig. 4 state operator can operate sliding block 4 and be allowed to backward
It is mobile, it is nervous therewith with the drag-line 17 of 12 twisting of tension wire, it affects biopsy forceps to open, further along sliding block 4, closes biopsy forceps
Rim of a cup, to complete forceps biopsy.
Embodiment 4: under ultrasonic bronchoscope through bronchus forceps biopsy
In ultrasonic bronchoscopy, protruded into out of bronchoscope work duct under puncture biopsy needle Fig. 1 state
Air flue, starting ultrasound, positions targeted site.Rotational handle end spiral running-on 6 is allowed to coincide with spiral interface 7, so that retraction is outer
Casing, exposure puncture needle (Fig. 3).Under ultrasonic guiding in real time, puncture needle penetrates bronchial wall, into after specified lesion, at this time
There are the gaps length 5mm between biopsy forceps and puncture needle tip for accommodating tissue, feasible transbronchial needle biopsy.Needle, which is inhaled, lives
After the completion of inspection, sliding block 9 is moved to card slot 13, compressed spring, puncture needle retraction exposes biopsy forceps, and positional structure is as schemed at this time
4, biopsy forceps is equivalent to the inner core of puncture needle at this time, and puncturing tissue is ejected out of needle, to obtain puncture sample, completes through propping up
Tracheae needle biopsy art.If needle biopsy can not obtain and be satisfied with sample, sliding block 9 can be moved back to initial position, pull-off spring is worn
Pricker automatic homing (Fig. 3), so that sliding block 9 is moved to away from initial after completion secondary puncture enters lesion under ultrasound guidance
Position rear card slot 13, compressed spring, puncture needle retraction expose biopsy forceps, positional structure such as Fig. 4, is moved to sliding block 9 at this time
Away from initial position rear card slot 13, compressed spring, puncture needle retraction exposes biopsy forceps, at this time positional structure such as Fig. 4.Operator
Sliding block 4 can be operated to be allowed to move backward, it is nervous therewith with the drag-line 17 of 12 twisting of tension wire, affect biopsy forceps to open, then to
It is pushed forward sliding block 4, biopsy forceps rim of a cup is closed, to complete the forceps biopsy of ultrasound guidance.
Claims (7)
1. the puncture forceps biopsy needle used under a kind of bronchoscope, which is characterized in that by outer tube (1), connection steel wire (2),
Pull ring (3), sliding block (4), sliding slot (5), spiral running-on (6), spiral interface (7), sliding handle (8), puncture needle sliding block (9), biopsy forceps
Sliding block (10), spring (11), tension wire (12), card slot (13), puncture needle (14), biopsy binding clip (15), biopsy forceps foot (16),
Drag-line (17), scissor structure (18) composition.Wherein, tension wire (12) one end and biopsy forceps twisting, are controlled by tension variations
Biopsy forceps opening and closing, one end and sliding block (4) twisting are changed by slide position and change biopsy clamp position, while puncture needle sliding block
(9), biopsy forceps sliding block (10) center setting aperture is passed through for tension wire (12)；Connect steel wire (2) one end and puncture needle (14)
Twisting, one end and puncture needle sliding block (9) twisting have aperture to pass through for connection steel wire in biopsy forceps sliding block (10), puncture needle sliding block
(9), biopsy forceps sliding block (10) can move on sliding handle 8, and card slot (13) are arranged in sliding block (9) original position rear 20mm, spring
(11) with puncture needle sliding block (9) twisting, and as change in location of the sliding block (4) on sliding handle (8) is flexible, spiral running-on (6) with
Outer tube (1) is rigidly connected, and connects with spiral interface (7) spiral, tension wire (12) one end and sliding block (4) twisting, another
End and biopsy forceps twisting.Biopsy forceps is made of two biopsy binding clips (15) and two biopsy forceps feet (16), biopsy binding clip and biopsy forceps foot
Twisting, two biopsy forceps feet (16) are fixed on tension wire (12) by drag-line (17) respectively.
2. the puncture forceps biopsy needle used under a kind of bronchoscope according to claim 1, which is characterized in that puncture needle
Sliding block (9) is connected by connecting steel wire (2) with puncture needle (14), is realized and is moved on sliding handle (8).
3. the puncture forceps biopsy needle used under a kind of bronchoscope according to claim 1, which is characterized in that rotation spiral shell
Rotation set mouth (6) realizes outer tube (1) elongation and retraction.
4. the puncture forceps biopsy needle used under a kind of bronchoscope according to claim 1, which is characterized in that biopsy forceps
(15) head end is away from puncture needle tip 5mm, the long 12mm of biopsy forceps.
5. the puncture forceps biopsy needle used under a kind of bronchoscope according to claim 1, which is characterized in that drag-line
(17) the scissor structure (18) of control biopsy forceps opening and closing is collectively formed with tension wire (12), biopsy forceps foot (16).Drag-line (17)
With tension wire (12) twisting；Drag-line (17) one end and tension wire (12) twisting, one end and biopsy forceps foot (16) twisting；Work as drawing
It being affected drag-line (17) when power steel wire (12) under tension, drag-line (17) affects biopsy forceps foot, and biopsy binding clip, biopsy forceps foot link,
The change in location of biopsy forceps foot causes the change in location of biopsy binding clip, realizes biopsy forceps opening and closing.
6. the puncture forceps biopsy needle used under a kind of bronchoscope according to claim 1, which is characterized in that biopsy forceps
For 21G, puncture needle (14) is 19G, and the angle after biopsy forceps fully opens is 15-45 degree.
7. the puncture forceps biopsy needle used under a kind of bronchoscope according to claim 1, which is characterized in that biopsy forceps
For titanium alloy material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910689298.4A CN110477968A (en) | 2019-07-29 | 2019-07-29 | A kind of puncture forceps biopsy needle used under bronchoscope |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910689298.4A CN110477968A (en) | 2019-07-29 | 2019-07-29 | A kind of puncture forceps biopsy needle used under bronchoscope |
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| Publication Number | Publication Date |
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| CN110477968A true CN110477968A (en) | 2019-11-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910689298.4A Pending CN110477968A (en) | 2019-07-29 | 2019-07-29 | A kind of puncture forceps biopsy needle used under bronchoscope |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111388027A (en) * | 2020-03-25 | 2020-07-10 | 中国人民解放军总医院第六医学中心 | Bone marrow collecting device |
| CN113040833A (en) * | 2021-03-01 | 2021-06-29 | 苗秀明 | Pathology department uses human sampling device |
| CN113440231A (en) * | 2021-09-01 | 2021-09-28 | 中国医学科学院北京协和医院 | Ultrasonic puncture instrument capable of rotating for sampling |
| CN114209367A (en) * | 2022-01-18 | 2022-03-22 | 朗开智航国际医疗科技(北京)有限公司 | Bronchoscope intelligence biopsy forceps |
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| CN113440231B (en) * | 2021-09-01 | 2021-12-21 | 中国医学科学院北京协和医院 | Ultrasonic puncture instrument capable of rotating for sampling |
| CN114209367A (en) * | 2022-01-18 | 2022-03-22 | 朗开智航国际医疗科技(北京)有限公司 | Bronchoscope intelligence biopsy forceps |
| CN114209367B (en) * | 2022-01-18 | 2022-06-10 | 朗开智航国际医疗科技(北京)有限公司 | Bronchoscope intelligence biopsy forceps |
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