CN105686855A - Continuous-sampling biopsy forceps - Google Patents
Continuous-sampling biopsy forceps Download PDFInfo
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- CN105686855A CN105686855A CN201610176557.XA CN201610176557A CN105686855A CN 105686855 A CN105686855 A CN 105686855A CN 201610176557 A CN201610176557 A CN 201610176557A CN 105686855 A CN105686855 A CN 105686855A
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- binding clip
- biopsy forceps
- sampling
- platform
- continuous sampling
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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
- A61B10/06—Biopsy forceps, e.g. with cup-shaped jaws
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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
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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
- A61B10/04—Endoscopic instruments
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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
- A61B2010/0225—Instruments for taking cell samples or for biopsy for taking multiple samples
-
- 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
Abstract
The invention provides continuous-sampling biopsy forceps. The continuous-sampling biopsy forceps comprise a forcep head support and two forcep heads. The two forcep heads are respectively hinged to the inner side of the front end of the forcep head support through independent connecting columns, and therefore space for containing a plurality of samples is formed between the two forcep heads; in addition, a sampling needle extending towards the portion between the two forcep heads is arranged on a platform of the forcep head support, so that the multiple samples obtained through continuous sampling are sequentially arranged on the sampling needle, it is guaranteed that the multiple samples obtained through continuous sampling can not slide down or be lost, and the continuous sampling effect is guaranteed. By means of the continuous-sampling biopsy forceps, continuous sampling of a focus and a biopsy can be completed in a short time only through once forcep feeding-discharging operation, sampling operation difficulty is lowered, sampling time is greatly shortened, and pains of a patient can be reduced.
Description
Technical field
The present invention relates to a kind of biopsy forceps, particularly relate to a kind of can the biopsy forceps of continuous sampling, belong to medical apparatus and instruments。
Background technology
Biopsy forceps is a kind of for human abdominal cavity inner disease foci position is stung the instrument cutting sample, general and endoscope with the use of。In splanchnoscopy, when diseased region is carried out pathologic finding by needs, by endoscope channel, biopsy forceps is sent in patient body, the tissue of gripping diseased region。By biopsy forceps sampling painful little, wound is little, therefore deeply by the welcome of doctor and patient。
Biopsy forceps generally by binding clip assembly, elongated drag-line, elongated be equally enclosed within the elastic outer pipe outside drag-line and handle forms, one end of drag-line is connected with the quadric chain in binding clip assembly, the other end is connected with the flexible handle on handle, one end of elastic outer pipe is connected with binding clip assembly, and the other end is connected with handle。Pushing away, draw flexible handle to drive drag-line, drag-line drives quadric chain action, and quadric chain drives two symmetrically arranged binding clips on binding clip assembly to realize opening and closing, thus suspect tissue being taken out external from gastroscope。
In the binding clip assembly of existing biopsy forceps, two binding clips are hinged on binding clip support by same rivet。Being limited to narrow space in binding clip assembly, existing have pin biopsy forceps and needleless biopsy forceps to can only be used to sample once or on a small quantity。And when conventional endoscope checks, one focus or an example biopsy typically require the specimen taking inspection about 6 pieces, use existing biopsy forceps require over endoscope channel retreat pincers each about 6 times, and every time enter pincers after also the binding clip of objective of endoscope and biopsy forceps is adjusted, operation takes time and effort。Furthermore, the wound surface every time taking inspection can begin with hemorrhage on a small quantity after taking inspection in several seconds, needs could stop voluntarily for 1～5 minute。This small amount of hemorrhage can pollute focus, affect the visual field, make the follow-up accuracy reduction taking inspection。Therefore, if the biopsy forceps of continuous sampling can be produced, so as in the process once entering pincers operation, be rapidly completed the sampling to same focus or same example biopsy, it will reducing the operation easier of sampling, reducing sample time, thus reducing patient's misery。
Summary of the invention
The technical problem to be solved is in that to provide a kind of continuous sampling biopsy forceps。
In order to realize above-mentioned technical purpose, the present invention adopts following technical proposals:
A kind of continuous sampling biopsy forceps, including binding clip support and two binding clips；
Wherein, described binding clip support includes pipe and two supports that are one-body molded with described pipe and that respectively forwardly extend from described pipe front end, two described supports are oppositely arranged and form gathering sill between two described supports, form the platform being positioned at described gathering sill in the front end of described pipe；
The waist of described binding clip is formed with hinge hole, and two described binding clips are respectively hinged at the inner side of two described support front ends by two joint pins after being each passed through the hinge hole of two described binding clips, and form the space holding sample between two described joint pins；
Being provided with the sampling probe extended forward on the platform of described binding clip support, the front end of described sampling probe extends through between two described binding clips between two described joint pins。
Wherein more preferably, projection prominent laterally it is formed with in the front end of described sampling probe。
Wherein more preferably, the length of described sampling probe is more than 6mm。
Wherein more preferably, described platform is above the arch platform on described pipe top；The two ends of described platform are separately fixed on the circumference of described pipe end face, and the line between the length direction of described platform with two supports is vertical；Further, between described platform and two described supports, the gap for steel wire penetrating is formed。
Wherein more preferably, also include two described steel wire ropes, the front end of two described steel wire ropes is hinged with the rear end of two described binding clips respectively, and the rear end of two described steel wire ropes penetrates the inside of described pipe respectively and extends back along the length direction of described pipe from the gap of described platform both sides。
Wherein more preferably, described sampling probe passes from the hole, location of described Platform center and fixes with described platform。
Wherein more preferably, the inner side of described binding clip is provided with jaw chamber；Through hole is offered at the center in described jaw chamber；The edge in described jaw chamber arranges cutting edge, and the cutting edge of two described binding clips is all opened in the outside of described binding clip；When two described binding clip Guan Bis, the cutting edge of two described binding clips coincide and forms shear surface；There is angle between medial slope and the described shear surface of described cutting edge, described angle is greater than the acute angle of 30 degree；The thickness at the edge of described cutting edge is between 0.02～0.05mm。
Wherein more preferably, the shoulder hole that the described hinge hole of described binding clip waist is made up of it is arranged on two circular holes that internal diameter is different；Wherein, the internal diameter of the circular hole inside described binding clip is more than the internal diameter of the circular hole near outside。
Wherein more preferably, the rear end of described binding clip is formed for the hinge hole hinged with steel wire rope or boss。
Wherein more preferably, the internal diameter of the pipe of described binding clip support more than the distance between two described supports, and, form, in the region that described frame bottom and described pipe are adjacent, the cavity that internal diameter is equivalently-sized with described round tube inside diameter。
Continuous sampling biopsy forceps provided by the present invention, by using two independent joint pins that two binding clips are respectively hinged at the inner side of binding clip support front end, thus defining the space holding multiple samples between two binding clips, and, by arranging the sampling probe extended between oriented two binding clips on the platform of binding clip support, can so that multiple samples that continuous sampling obtains be arranged in order on sampling probe, ensure that multiple samples that continuous sampling obtains are not fall off or lose, it is ensured that the effect of continuous sampling。Use above-mentioned continuous sampling biopsy forceps, it is only necessary to pincers operation of once retreating can complete the continuous sampling to same focus and same biopsy at short notice, reduces the operation easier of sampling, and highly shortened the time of sampling, it is possible to reduce the misery of patient。
Accompanying drawing explanation
Fig. 1 is the perspective view of continuous sampling biopsy forceps；
Fig. 2 be continuous sampling biopsy forceps face structural representation；
Fig. 3 is the E-E cross-sectional schematic of continuous sampling biopsy forceps shown in Fig. 2；
Fig. 4 is the open configuration schematic diagram of continuous sampling biopsy forceps；
Fig. 5 is the close-up schematic view in I portion in Fig. 4；
Fig. 6 is in continuous sampling biopsy forceps shown in Fig. 1, the perspective view of binding clip support；
Fig. 7 is the plan structure schematic diagram of binding clip support shown in Fig. 6；
Fig. 8 be binding clip support shown in Fig. 6 look up structural representation；
Fig. 9 is the A-A cross-sectional schematic of binding clip support shown in Fig. 7；
Figure 10 is the B-B cross-sectional schematic of binding clip support shown in Fig. 7；
Figure 11 is in continuous sampling biopsy forceps shown in Fig. 1, the perspective view of binding clip；
Figure 12 is in continuous sampling biopsy forceps shown in Fig. 1, the main TV structure schematic diagram of binding clip；
Figure 13 is the elevational schematic view of binding clip shown in Figure 12；
Figure 14 is the schematic top plan view of binding clip shown in Figure 12；
Figure 15 is the close-up schematic view in II portion in Figure 12；
Figure 16 is the view after continuous sampling biopsy forceps samples first；
Figure 17 is the view after continuous sampling biopsy forceps secondary sample。
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the technology contents of the present invention is described in detail。
As shown in Figure 1 to Figure 3, continuous sampling biopsy forceps provided by the present invention, including binding clip support 1 and two binding clip 2a and 2b。Wherein, as it is shown on figure 3, binding clip 2a and binding clip 2b is hinged on the leading inside of binding clip support 1 respectively through independent joint pin 3a and 3b, thus between two joint pin 3a and 3b, namely between two binding clip 2a and 2b, form the space 6 holding multiple samples。Joint pin 3a and 3b can use rivet or pin。This continuous sampling biopsy forceps also includes the sampling probe 4 that bottom is arranged on the platform 12 of binding clip support 1, sampling probe 4 extends forward from the platform 12 of binding clip support 1, and between two joint pin 3a and 3b through after stretch into two binding clip 2a and 2b, sampling probe 4 is for lesion localization and obtains sample, and multiple samples that continuous sampling obtains will be arranged in order from the rear end forward end of sampling probe 4 with the sequencing of sampling。In addition, this continuous sampling biopsy forceps also includes two steel wire rope 5a and 5b, the front end of steel wire rope 5a is hinged with the rear end of binding clip 2a, the front end of steel wire rope 5b is hinged with the rear end of binding clip 2b, the rear end of two steel wire rope 5a and 5b penetrates the inside of binding clip support 1 respectively from the gap of the both sides of platform 12, and extends back along the length direction of binding clip support 1。Two binding clip 2a and 2b can be made to open or close by push-and-pull steel wire rope 5a and 5b。The closure state schematic diagram of this continuous sampling biopsy forceps may refer to Fig. 1 and Fig. 2, and open configuration schematic diagram can participate in Fig. 4。
Specifically, as shown in Figure 6, binding clip support 1 includes pipe 10 and two supports 11 that are one-body molded with pipe 10 and that respectively forwardly extend from pipe 10 front end, and two supports 11 are oppositely arranged and form gathering sill between two supports 11。It is respectively arranged with connecting hole 14 in the front end of two supports 11。Two joint pin 3a and 3b are each passed through the hinge hole 24 being arranged on binding clip 2a and 2b waist, and after being each passed through the connecting hole 14 of two supports 11, two binding clip 2a and 2b are respectively hinged at the inner side of the front end of binding clip support 1。Under the effect of steel wire rope 5a and 5b, binding clip 2a and 2b rotates rotating around joint pin 3a and 3b。
As shown in Figure 6 and Figure 7, the platform 12 being positioned at gathering sill is formed in the front end of pipe 10。Platform 12 is above the arch platform on pipe 10 top；The two ends of platform 12 are separately fixed on the circumference of pipe 10 end face, and the line between the length direction of platform 12 with two supports 11 is vertical；Further, between the side of platform 12 and two supports 11, form the gap 50 for steel wire rope 5a and 5b traverse。The front end of two steel wire rope 5a and 5b is hinged with the rear end of two binding clip 2a and 2b respectively, and the rear end of two steel wire rope 5a and 5b penetrates the inside of pipe 10 respectively and extends back along the length direction of pipe 10 from the gap 50 between platform 12 and two supports 11。
As shown in Figure 7 to 10, being also formed with hole 13, location at the center of platform 12, hole 13, location can be through hole or blind hole。The bottom of sampling probe 4 is connected with hole 13, location。Specifically, sampling probe 4 can pass from the hole, location 13 at platform 12 center and fix with platform 12, for instance laser weld can be adopted to be fixed on platform 12 bottom of sampling probe 4。
In addition, as shown in Figure 9, the internal diameter of the pipe 10 of binding clip support 1 is more than the distance between two supports 11, and, region adjacent with pipe 10 bottom support 11 forms the cavity 15 that internal diameter is identical with pipe 10 internal diameter size, cavity 15 is for increasing the activity space of steel wire rope 5a and 5b, it is simple to pull steel wire rope 5a and 5b。
The structure of binding clip 2a and 2b is such as shown in Figure 11 to Figure 15。Because two binding clip 2a and 2b structure are essentially identical, only there is nuance dimensionally, hereafter for binding clip 2a, the structure of two binding clips is described in detail。
As shown in figure 11, binding clip 2a includes the jaw 20 being positioned at front portion and the tong arm 21 being positioned at rear portion。Wherein, jaw 20 includes smooth arc shell, is internally formed jaw chamber at arc shell, and through hole 23 is offered at the center in jaw chamber, arranges cutting edge 26 at the edge in jaw chamber。As shown in Figure 12 and Figure 15, the cutting edge 26 of two binding clips is all opened in the outside of binding clip, and when two binding clip 2a and 2b Guan Bis, two cutting edge 26 alignment coincide, and at the make position formation shear surface of two binding clips。As shown in figure 15, there is angle α between the medial slope S0 and the shear surface S1 of jaw 20 of cutting edge 26, angle α is greater than the acute angle of 30 degree, it is preferred to the acute angle of 45 to 60 degree。Further, the thickness at the edge of cutting edge 26 is preferably 0.02～0.05mm。
As shown in Figure 11 to 14, tong arm 21 is the connecting portion of an approximate zigzag, and the front end of tong arm 21 is connected with the edge, side of jaw 21, and rear end is formed to the close curved handle 22 of jaw centrage by arc-shaped transition。
As shown in Figs. 13 and 14, hinge hole 24 is formed at the middle part (i.e. the waist of binding clip) of tong arm 21, the shoulder hole that hinge hole 24 is made up of two circular holes that internal diameter is different；Wherein, the internal diameter of the circular hole inside binding clip is more than the internal diameter of the circular hole near outside, it is simple to arrange joint pin。Two binding clip 2a and 2b are respectively hinged at the inner side of two support 11 front ends by two joint pin 3a and 3b after being each passed through the hinge hole 24 of two binding clip 2a and 2b。
As shown in figure 12, hinge hole 25 or boss (not shown) are formed in the rear end (namely in curved handle position 22) of tong arm 21。The front end of steel wire rope 5a and 5b forms crotch, by through hinge hole 25 or being set on boss to realize the hinged of binding clip and steel wire rope by the front end of steel wire rope 5a and 5b。Certainly, adopting the structure arranging hinge hole 24 in binding clip rear end, the hinged stability of binding clip 2a, 2b and steel wire rope 5a, 5b is higher。
Above the structure of the binding clip support in this continuous sampling biopsy forceps and binding clip is described in detail。Below the structure of the sampling probe being arranged in this continuous sampling biopsy forceps is introduced。
As it was previously stated, in order to the sample that many sub-samplings obtain can be obtained after withdrawing from biopsy forceps successively, be additionally provided with in continuous sampling biopsy forceps for lesion localization and the sampling probe 4 obtaining sample。The rear end of sampling probe 4 is fixed on the platform 12 of binding clip support 1 and extends to the front end of binding clip support 1, and the front end of sampling probe 4 extends through between two binding clip 2a and 2b between two joint pin 3a and 3b。The structure of sampling probe 4 may refer to Fig. 3 and Fig. 5, and the length of sampling probe 4, more than 6mm, has the needle body of cylinder and the needle point of cone, and is formed with projection 40 prominent laterally in the front end of needle point。
When this continuous sampling biopsy forceps is admitted to internal being sampled, it is possible to first sampling probe 4 is thrust take inspection position position, then Guan Bi two binding clip 2a and 2b win sample, the sample won will be stored on the needle body of sampling probe 4。When continuous sampling, the sample above won can be advanced by the sample every time won to the rear end of needle body, so that multiple samples that continuous sampling obtains are arranged in order from rear end forward end with the sequencing won on sampling probe 4, and the projection 40 being arranged on needle point front end is possible to prevent the sample won to come off from needle body, thus ensureing to obtain the sample that many sub-samplings obtain, it is ensured that the quality of sampling。
View after using above-mentioned continuous sampling biopsy forceps to sample first may refer to Figure 16, and uses the view after above-mentioned continuous sampling biopsy forceps secondary sample to may refer to Figure 17。As shown in figure 17, when, after this continuous sampling biopsy forceps second time sampling, the sample 62 that the sample 61 won first has been won for the second time advances to the rear end of sampling probe。After continuous several times sampling, the distribution on sampling probe 4 of multiple samples is similar with it, and multiple samples are arranged in order from the rear end forward end of sampling probe with the sequencing won on sampling probe 4。
Existing biopsy forceps, the inside dimension in jaw chamber is about 3mm, owing to being limited to the size in jaw chamber, pincers operation of once retreating only can be won once or a small amount of sample in vivo, even for there being pin biopsy forceps, its sample size won is still limited, thus winning of about 6 pieces samples cannot be completed in pincers operation of once retreating。And this continuous sampling biopsy forceps, owing to defining the space that can hold more Multi-example between two binding clip 2a and 2b, and use the sampling probe 4 that the platform 12 from binding clip support 1 extends forward to store sample, make sampling probe 4 have length and be about the sample storage space of about 6mm, such that it is able to store 4～6 samples on sampling probe 4。Sampling probe 4 in this continuous sampling biopsy forceps can store more sample be about the jaw chamber of 3mm with internal diameter compared with, thus the pincers operation that only needs once to retreat can complete the continuous sampling to same focus and same biopsy at short notice。
In sum, continuous sampling biopsy forceps provided by the present invention, by using two independent joint pins that two binding clips are respectively hinged at the inner side of binding clip support front end, thus defining the space holding multiple samples between two binding clips, and, by arranging the sampling probe extended between oriented two binding clips on the platform of binding clip support, can so that multiple samples that continuous sampling obtains be arranged in order on sampling probe, ensure that multiple samples that continuous sampling obtains are not fall off or lose, it is ensured that the effect of continuous sampling。Use above-mentioned continuous sampling biopsy forceps, it is only necessary to pincers operation of once retreating can complete the continuous sampling to same focus and same biopsy at short notice, reduces the operation easier of sampling, and highly shortened the time of sampling, it is possible to reduce the misery of patient。
Above continuous sampling biopsy forceps provided by the present invention is described in detail。For one of ordinary skill in the art, any apparent change under the premise without departing substantially from true spirit, it done, all by composition to infringement of patent right of the present invention, corresponding legal responsibility will be undertaken。
Claims (10)
1. a continuous sampling biopsy forceps, including binding clip support and two binding clips；It is characterized in that:
Described binding clip support includes pipe and two supports that are one-body molded with described pipe and that respectively forwardly extend from described pipe front end, two described supports are oppositely arranged and form gathering sill between two described supports, form the platform being positioned at described gathering sill in the front end of described pipe；
The waist of described binding clip is formed with hinge hole, and two described binding clips are respectively hinged at the inner side of two described support front ends by two joint pins after being each passed through the hinge hole of two described binding clips, and form the space holding sample between two described joint pins；
Being provided with the sampling probe extended forward on the platform of described binding clip support, the front end of described sampling probe extends through between two described binding clips between two described joint pins。
2. continuous sampling biopsy forceps as claimed in claim 1, it is characterised in that:
Projection prominent laterally it is formed with in the front end of described sampling probe。
3. continuous sampling biopsy forceps as claimed in claim 1, it is characterised in that:
The length of described sampling probe is more than 6mm。
4. continuous sampling biopsy forceps as claimed in claim 1, it is characterised in that:
Described platform is above the arch platform on described pipe top；The two ends of described platform are separately fixed on the circumference of described pipe end face, and the line between the length direction of described platform with two supports is vertical；Further, between described platform and two described supports, the gap for steel wire penetrating is formed。
5. continuous sampling biopsy forceps as claimed in claim 4, it is characterised in that:
Also include two described steel wire ropes, the front end of two described steel wire ropes is hinged with the rear end of two described binding clips respectively, and the rear end of two described steel wire ropes penetrates the inside of described pipe respectively and extends back along the length direction of described pipe from the gap of described platform both sides。
6. the continuous sampling biopsy forceps as described in claim 1 or 4, it is characterised in that:
Described sampling probe passes from the hole, location of described Platform center and fixes with described platform。
7. continuous sampling biopsy forceps as claimed in claim 1, it is characterised in that:
The inner side of described binding clip is provided with jaw chamber；Through hole is offered at the center in described jaw chamber；The edge in described jaw chamber arranges cutting edge, and the cutting edge of two described binding clips is all opened in the outside of described binding clip；When two described binding clip Guan Bis, the cutting edge of two described binding clips coincide and forms shear surface；There is angle between medial slope and the described shear surface of described cutting edge, described angle is greater than the acute angle of 30 degree；The thickness at the edge of described cutting edge is between 0.02～0.05mm。
8. continuous sampling biopsy forceps as claimed in claim 1, it is characterised in that:
It is arranged on the shoulder hole that the described hinge hole of described binding clip waist is made up of two circular holes that internal diameter is different；Wherein, the internal diameter of the circular hole inside described binding clip is more than the internal diameter of the circular hole near outside。
9. continuous sampling biopsy forceps as claimed in claim 1, it is characterised in that:
The rear end of described binding clip is formed for the hinge hole hinged with steel wire rope or boss。
10. continuous sampling biopsy forceps as claimed in claim 1, it is characterised in that:
The internal diameter of the pipe of described binding clip support more than the distance between two described supports, and, form, in the region that described frame bottom and described pipe are adjacent, the cavity that internal diameter is equivalently-sized with described round tube inside diameter。
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106344078A (en) * | 2016-08-29 | 2017-01-25 | 孟红琳 | Continuous-sampling device on ribbon gastroscope biopsy |
| CN106361380A (en) * | 2016-08-31 | 2017-02-01 | 杭州富阳精锐医疗科技有限公司 | Disposable use biopsy forceps |
| CN108078598A (en) * | 2018-01-05 | 2018-05-29 | 常州贺利氏微创医疗器械有限公司 | Binding clip component and living tissue sampling forceps with pilot pin |
| CN108784755A (en) * | 2018-07-10 | 2018-11-13 | 新希望六和股份有限公司 | A kind of livestock and poultry quarantine trunk sample pickup tongs |
| CN109316210A (en) * | 2018-10-23 | 2019-02-12 | 中国医学科学院北京协和医院 | One kind is measurable to be protruded into depth and individually adjusts the movable biopsy forceps of binding clip |
| CN109620311A (en) * | 2019-01-22 | 2019-04-16 | 于岭 | Biopsy forceps and its manufacturing method with integral type binding clip |
| CN110074827A (en) * | 2019-05-24 | 2019-08-02 | 郭晓青 | A kind of cervical sampler |
| CN113331881A (en) * | 2021-06-07 | 2021-09-03 | 苏州法兰克曼医疗器械有限公司 | Biopsy forceps capable of sampling continuously |
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| CN205514705U (en) * | 2016-03-25 | 2016-08-31 | 北京龙淼医疗器械有限公司 | Continuous sampling biopsy forceps |
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| CN113331881A (en) * | 2021-06-07 | 2021-09-03 | 苏州法兰克曼医疗器械有限公司 | Biopsy forceps capable of sampling continuously |
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