CN217138126U

CN217138126U - Sampling suction tube for gynecological laparoscopic surgery

Info

Publication number: CN217138126U
Application number: CN202123173204.XU
Authority: CN
Inventors: 米鑫; 廖琪; 朱丹; 周月影; 倪琴; 张凤格
Original assignee: Shunyi District Maternal And Child Health Center Of Beijing Municipality
Current assignee: Shunyi District Maternal And Child Health Center Of Beijing Municipality
Priority date: 2021-12-16
Filing date: 2021-12-16
Publication date: 2022-08-09
Anticipated expiration: 2031-12-16

Abstract

The utility model provides a gynaecology's laparoscopic surgery is with sample straw, it has solved the inconvenient scheduling problem of abdominal cavity sampling operation, and it is equipped with the suction mechanism including being responsible for the body, is provided with sample collection mechanism between body and the suction mechanism, and sample collection mechanism connects in parallel has a plurality of sampling test tubes, is provided with between sampling test tube and the sample collection mechanism and blocks the mechanism. The utility model has the advantages of convenient sampling, stable structure and the like.

Description

Sampling suction tube for gynecological laparoscopic surgery

Technical Field

The utility model belongs to the technical field of sampling device, concretely relates to gynaecology's laparoscopic surgery is with sample straw.

Background

Laparoscopes are endoscopes used for intra-abdominal examination and treatment. It is essentially a fiber optic source endoscope comprising a laparoscope, an energy system, a light source system, a perfusion system and an imaging system. The device is applied to surgical patients under the condition of no pain, can directly and clearly observe the conditions in abdominal cavities of the patients, understand pathogenic factors and perform operation treatment on abnormal conditions. Laparoscopic surgery is also known as "keyhole" surgery. By applying the laparoscope system technology, doctors only need to open a plurality of keyhole-type small holes around the operation site of the patient, and can directly observe the internal condition of the patient in front of a computer screen without opening the abdomen, thereby implementing accurate operation. Before gynecological laparoscopic surgery, the abdominal cavity needs to be sampled and analyzed. However, the existing abdominal cavity sampling device is easy to injure soft tissues in the sampling process, and the pain of a patient is increased. In addition, when different positions need to be sampled respectively, the operation of the conventional sampling device is complicated.

In order to solve the defects of the prior art, people have long searched for and put forward various solutions. For example, the chinese patent document discloses a sampling device [202020449031.6] for abdominal cavity puncture surgery, which comprises a hollow handle, a linkage rod, a limit round block, a reset slider, a spring, a limit support button, a hollow abdominal cavity puncture needle, a porous blunt round nested needle head, a connection tube, a connector, a collection tube, a piston, a sampling pull rod and an adjustment slider, wherein the linkage rod is arranged inside the hollow handle; the linkage rod is connected with a limiting support button; the limiting support button extends to the outside of the hollow handle; a limiting round block is arranged on the linkage rod; a reset sliding block is fixed on the limit round block; the reset sliding block extends to the outside of the hollow handle; and a spring is arranged on the linkage rod relative to the upper ends of the limiting round block and the hollow handle.

The problem of the damage problem when the above-mentioned scheme has solved the sampling to a certain extent, but this scheme still has a lot of not enoughly, for example to the problem such as the different positions sampling operation is comparatively loaded down with trivial details.

Disclosure of Invention

The utility model aims at the above problem, provide a reasonable in design, convenient sampling's gynaecology is sample straw for laparoscopic surgery.

In order to achieve the above purpose, the utility model adopts the following technical proposal: the utility model provides a gynaecology's laparoscopic surgery is with sample straw, is responsible for the body and is equipped with the pressure mechanism of taking out including being responsible for the body, is responsible for and is provided with sample collection mechanism between the body and the pressure mechanism of taking out, and sample collection mechanism connects in parallel has a plurality of sampling test tubes, is provided with between sampling test tube and the sample collection mechanism and blocks the mechanism. The sample straw has satisfied the sample collection demand of a plurality of sampling test tubes through sample collection mechanism, and the cooperation blocks the switching that the mechanism realized different sampling test tubes, makes things convenient for medical personnel to operate the sampling.

In the sampling suction tube for the gynecological laparoscopic surgery, one end of the main tube body is provided with the puncture type sampling head through the locking mechanism, and the other end of the main tube body is fixed with the drawing mechanism through the connecting mechanism. Be provided with detachable puncture formula sampling head in main pipe body end department, be responsible for the body and can realize rapid Assembly with the pump mechanism through coupling mechanism.

In foretell a gynaecology's laparoscopic surgery is with sample straw, the one end that the puncture formula sample head kept away from main pipe body is provided with the puncture end, and puncture formula sample head center is provided with sampling channel, and the sampling channel other end is provided with and is responsible for body threaded connection's locking step face, and puncture formula sample head is provided with the cambered surface that encircles along circumference with being responsible for the body relative one end. Puncture formula sampling head has better connection compactness with being responsible for the body, realizes the dismouting through rotatory mode, does not influence simultaneously and is responsible for the body and normally move in the abdominal cavity.

In foretell a gynaecology's laparoscopic surgery is with sample straw, coupling mechanism is including fixing the connection ring body that is responsible for end department and equidistance arrangement, and the inside connection bellying of joint between the connection ring body that has of pressure mechanism is provided with flexible material and the cladding at the lag in the pressure mechanism outside in being responsible for body and pressure mechanism handing-over department. The connecting mechanism keeps the structural stability of the joint of the main pipe body and the drawing mechanism.

In foretell a gynaecology's laparoscopic surgery is with sample straw, take out press and construct including the symmetry setting and mutual articulated portion of gripping, the portion of gripping is kept away from the one end of articulated department and is provided with the hasp, and the portion of gripping internally mounted has the tee bend check valve, and tee bend check valve entry and main tubular connection, one of them export of tee bend check valve and take out the pressure pipeline intercommunication and another export and sample collection mechanism intercommunication. The grip parts of the pumping mechanism are spliced to realize the fixation of the main pipe body, and a sample is sucked into the main pipe body under the action of negative pressure suction and is guided into the sampling test tube.

In foretell a gynaecology's laparoscopic surgery is with sample straw, sample collection mechanism is provided with the collection mouth that supplies the sampling test tube male including installing the collection pedestal in portion one side of gripping, collecting the pedestal lower extreme, is provided with collection needle tubing and the pressure release needle tubing that inserts in the sampling test tube in the collection mouth. The sample collection mechanism is connected between the pumping mechanism and the sampling test tube, so that the sampling test tube can be rapidly switched.

In foretell a gynaecology's laparoscopic surgery is with sample straw, be provided with sliding connection's spacing guide rail and spacing between holding portion and the collection pedestal, collection pedestal upper end is provided with curved guiding groove, and the guiding groove bottom is provided with the pressure release mouth with pressure release needle tubing intercommunication, and holding portion has the collecting pipe of pegging graft in the guiding groove through telescopic tube connection. The collecting pipe ensures that the pumping mechanism accurately guides the sample into the sampling test tube, and simultaneously, the pipeline of the sampling test tube is not influenced to be communicated one by one in the sliding switching process of the sampling test tube.

In the above-mentioned sampling suction tube for gynecological laparoscopic surgery, the blocking mechanism includes a blocking sheet body rotatably installed in the collection seat body, the blocking sheet body has an eccentric hole opposite to the pressure relief port and the pressure relief needle tube, the blocking sheet body extends to the outside of the collection seat body, and the side surface of the blocking sheet body is distributed with stirring teeth. The blocking mechanism can block the internal channel of the collecting seat body, and external pollution caused by sample leakage is avoided.

In foretell a gynaecology's laparoscopic surgery is with sample straw, be responsible for the body and select transparent plastic material for use, the pumping mechanism is made by the stainless steel, and the cladding of pumping mechanism outside has the antiskid cover of silica gel material. The main pipe body is a disposable article, and the stainless steel pumping mechanism can be reused after being sterilized.

In the sampling suction tube for the gynecological laparoscopic surgery, the surface of the main tube body is distributed with indicating scales extending along the axial direction, and the pumping mechanism is provided with a pressure indicating meter. The sample extraction amount is controlled by the cooperation of the indication scales and the pressure indication meter, so that the excessive sampling amount caused by excessive pressure is avoided.

Compared with the prior art, the utility model has the advantages of: the main pipe body collects samples under the action of the pumping mechanism and the samples are distributed into each sampling test tube one by the sample collecting mechanism, so that multi-position continuous sampling operation is facilitated; the main pipe body can be selected and matched with a puncture type sampling head according to actual needs, so that the puncture operation of the main pipe body is realized; the blocking mechanism blocks the sampling test tube in the switching process, so that the sample leakage is avoided.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is a schematic structural view of another viewing angle of the present invention;

FIG. 3 is a schematic view of the sample collection mechanism of the present invention;

FIG. 4 is another schematic view of the sample collection mechanism of the present invention;

FIG. 5 is a sectional view of the puncture type sampling head of the present invention;

in the figure, a main pipe body 1, a pumping mechanism 2, a holding part 21, a lock catch 22, a three-way one-way valve 23, a pumping pipeline 24, a sample collecting mechanism 3, a collecting seat body 31, a collecting port 32, a collecting needle tube 33, a pressure relief needle tube 34, a limit guide rail 35, a limit strip 36, a guide groove 37, a pressure relief port 38, a collecting pipe 39, a sampling test tube 4, a blocking mechanism 5, a blocking sheet body 51, an eccentric hole 52, a toggle tooth 53, a puncture type sampling head 6, a puncture end 61, a sampling channel 62, a locking step surface 63, an arc surface 64, a connecting mechanism 7, a connecting ring body 71, a connecting bulge 72, a protective sleeve 73, an anti-skid sleeve 8, an indication scale 9 and a pressure indication meter 91.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

As shown in fig. 1-5, a sampling suction tube for gynecological laparoscopic surgery comprises a main tube 1, wherein the main tube 1 is provided with a pumping mechanism 2, a sample collecting mechanism 3 is arranged between the main tube 1 and the pumping mechanism 2, the sample collecting mechanism 3 is connected in parallel with a plurality of sampling test tubes 4, and a blocking mechanism 5 is arranged between the sampling test tubes 4 and the sample collecting mechanism 3. The main pipe body 1 improves the negative pressure suction under the action of the pumping mechanism 2, the sample collecting mechanism 3 distributes samples to all sampling test tubes 4, and the blocking mechanism 5 plays a role in blocking and blocking in the switching process of the sampling test tubes 4.

Specifically, a puncture type sampling head 6 is installed at one end of the main pipe body 1 through a locking mechanism, and the other end of the main pipe body 1 is fixed with the pumping mechanism 2 through a connecting mechanism 7. The puncture type sampling head 6 is assembled at the end of the main pipe body 1 according to actual needs, and the connecting mechanism 7 realizes the connection and assembly of the main pipe body 1 and the pressure pumping mechanism 2.

Deeply, the one end that puncture formula sample head 6 kept away from main pipe body 1 is provided with puncture end 61, and puncture formula sample head 6 center is provided with sampling channel 62, and the sampling channel 62 other end is provided with the locking step face 63 with main pipe body 1 threaded connection, and puncture formula sample head 6 is provided with the cambered surface 64 that encircles along circumference with the one end that is responsible for 1 relatively. Locking step face 63 is laminated with main pipe body 1, realizes fixedly through threaded connection, has enlarged the collection mouth of main pipe body 1 simultaneously.

Further, coupling mechanism 7 is including fixing at the end of being responsible for body 1 and the connection ring body 71 of equidistance arrangement, and the inside connection bellying 72 that has the joint between connection ring body 71 of pressure mechanism 2, is responsible for body 1 and pressure mechanism 2 handing-over department and is provided with flexible material and cladding lag 73 in the pressure mechanism 2 outside. The connecting mechanism 7 is clamped by the connecting ring body 71 and the connecting bulge 72 to realize fixed locking, and the air tightness of the connecting part is further improved by the protective sleeve 73 at the joint.

Furthermore, the pumping mechanism 2 comprises holding parts 21 which are symmetrically arranged and hinged to each other, a lock catch 22 is arranged at one end, away from the hinged part, of each holding part 21, a three-way one-way valve 23 is installed inside each holding part 21, an inlet of each three-way one-way valve 23 is connected with the main pipe body 1, one outlet of each three-way one-way valve 23 is communicated with the pumping pipeline 24, and the other outlet of each three-way one-way valve 23 is communicated with the sample collection mechanism 3. The three-way one-way valve 23 ensures that the sample is introduced into the sample collection mechanism 3 in one way along the main tube 1, and the pressure extraction pipeline 24 provides negative pressure suction.

In addition, the sample collecting mechanism 3 includes a collecting seat 31 installed on one side of the holding portion 21, a collecting port 32 for inserting the sampling test tube 4 is provided at the lower end of the collecting seat 31, and a collecting needle tube 33 and a pressure relief needle tube 34 inserted into the sampling test tube 4 are provided in the collecting port 32. The collection holder 31 of the sample collection mechanism 3 is fitted to the sampling test tube 4 in advance, and is engaged with the grip 21 one by one as needed during use.

Meanwhile, a limit guide rail 35 and a limit strip 36 which are connected in a sliding manner are arranged between the holding part 21 and the collection seat body 31, an arc-shaped guide groove 37 is arranged at the upper end of the collection seat body 31, a pressure relief opening 38 communicated with the pressure relief needle tube 34 is arranged at the bottom of the guide groove 37, and the holding part 21 is connected with a collecting tube 39 inserted in the guide groove 37 through a telescopic tube. The sliding connection guide groove 37 of the holding part 21 and the collection seat 31 ensures that the collection tube 39 is accurately opposite to the pressure relief opening 38 in the switching process of the collection seat 31 and the sampling test tube 4.

As can be seen, the blocking mechanism 5 includes a blocking sheet 51 rotatably mounted in the collecting seat 31, the blocking sheet 51 has an eccentric hole 52 opposite to the pressure relief opening 38 and the pressure relief needle tube 34, the blocking sheet 51 extends to the outside of the collecting seat 31, and the side surface of the blocking sheet is distributed with a poking tooth 53. The blocking sheet body 51 is pulled to realize the on-off of the pressure relief port 38 and the pressure relief needle tube 34, so as to block the sampling test tube 4.

Obviously, be responsible for the body 1 and select for use the transparent plastic material, the pressure mechanism 2 is made by the stainless steel, and the cladding has the antiskid cover 8 of silica gel material in the pressure mechanism 2 outside. The anti-skid sleeve 8 facilitates the hand to hold the pumping mechanism 2, the main pipe body 1 can be detached after sampling is completed, and the pumping mechanism 2 can be reused after cleaning and disinfection.

Preferably, the main pipe body 1 is distributed with indication scales 9 extending along the axial direction on the surface, and the pumping mechanism 2 is equipped with a pressure indication meter 91. The transparent main pipe body 1 is provided with indication scales 9, so that an operator can observe the sampling state conveniently, wherein the pressure indicator 91 controls the negative pressure suction force to realize quantitative sampling.

In summary, the principle of the present embodiment is: the main pipe body 1 is provided with negative pressure suction by the pumping mechanism 2 for sampling, the sampling test tube 4 is switched by the sample collecting mechanism 3 when the sampling position is adjusted, different samples are respectively led into the sampling test tubes 4, and the blocking mechanism 5 blocks the flow of the samples in the switching process.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Although terms such as the main tube body 1, the pumping mechanism 2, the holding portion 21, the lock 22, the three-way check valve 23, the pumping pipeline 24, the sample collection mechanism 3, the collection seat body 31, the collection port 32, the collection needle tube 33, the pressure relief needle tube 34, the limit guide 35, the limit strip 36, the guide groove 37, the pressure relief port 38, the collection tube 39, the sampling test tube 4, the blocking mechanism 5, the blocking sheet body 51, the eccentric hole 52, the toggle tooth 53, the puncture type sampling head 6, the puncture end 61, the sampling channel 62, the locking step surface 63, the arc surface 64, the connection mechanism 7, the connection ring body 71, the connection protrusion 72, the protection sleeve 73, the anti-slip sleeve 8, the indication scale 9, and the pressure indicator 91 are used more often, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed as being without limitation to any one of the additional limitations of the present invention.

Claims

1. The utility model provides a gynaecology's laparoscopic surgery is with sample straw, includes and is responsible for body (1), be equipped with the suction mechanism (2) in being responsible for body (1), its characterized in that, be provided with sample collection mechanism (3) between being responsible for body (1) and suction mechanism (2), sample collection mechanism (3) parallelly connected have a plurality of sampling test tubes (4), sampling test tube (4) and sample collection mechanism (3) between be provided with and block mechanism (5).

2. The sampling pipette for the gynecological laparoscopic surgery according to claim 1, characterized in that a puncture type sampling head (6) is installed at one end of the main tube body (1) through a locking mechanism, and the other end of the main tube body (1) is fixed with the pressure-pumping mechanism (2) through a connecting mechanism (7).

3. The sampling suction tube for the gynecological laparoscopic surgery according to claim 2, characterized in that a piercing end (61) is arranged at one end of the piercing type sampling head (6) far away from the main tube body (1), a sampling channel (62) is arranged at the center of the piercing type sampling head (6), a locking step surface (63) in threaded connection with the main tube body (1) is arranged at the other end of the sampling channel (62), and a cambered surface (64) surrounding along the circumferential direction is arranged at one end of the piercing type sampling head (6) opposite to the main tube body (1).

4. The sampling suction tube for the gynecological laparoscopic surgery as claimed in claim 3, wherein the connection mechanism (7) comprises connection ring bodies (71) fixed at the end of the main tube body (1) and arranged at equal intervals, a connection protrusion (72) clamped between the connection ring bodies (71) is arranged inside the pumping mechanism (2), and a protective sleeve (73) made of flexible material and covering the outside of the pumping mechanism (2) is arranged at the joint of the main tube body (1) and the pumping mechanism (2).

5. The sampling suction tube for the gynecological laparoscopic surgery as claimed in claim 4, wherein the pumping mechanism (2) comprises symmetrically arranged and mutually hinged holding parts (21), one end of the holding part (21) far away from the hinged part is provided with a lock catch (22), a three-way one-way valve (23) is installed inside the holding part (21), the inlet of the three-way one-way valve (23) is connected with the main tube body (1), one outlet of the three-way one-way valve (23) is communicated with the pumping pipeline (24), and the other outlet is communicated with the sample collecting mechanism (3).

6. The sampling pipette for the gynecological laparoscopic surgery according to claim 5, wherein the sample collection mechanism (3) comprises a collection seat body (31) installed at one side of the holding part (21), a collection port (32) for inserting the sampling test tube (4) is provided at the lower end of the collection seat body (31), and a collection needle tube (33) and a pressure relief needle tube (34) inserted into the sampling test tube (4) are provided in the collection port (32).

7. The sampling suction tube for the gynecological laparoscopic surgery as claimed in claim 6, wherein a limiting guide rail (35) and a limiting strip (36) which are slidably connected are arranged between the holding part (21) and the collection seat body (31), an arc-shaped guide groove (37) is arranged at the upper end of the collection seat body (31), a pressure relief opening (38) communicated with the pressure relief needle tube (34) is arranged at the bottom of the guide groove (37), and the holding part (21) is connected with a collection tube (39) inserted in the guide groove (37) through a telescopic tube.

8. The sampling suction tube for the gynecological laparoscopic surgery of claim 7, wherein the blocking mechanism (5) comprises a blocking sheet body (51) rotatably installed in the collection holder body (31), the blocking sheet body (51) has an eccentric hole (52) opposite to the pressure relief port (38) and the pressure relief needle tube (34), the blocking sheet body (51) extends to the outside of the collection holder body (31) and the side surface thereof is distributed with the poking teeth (53).

9. The sampling suction tube for the gynecological laparoscopic surgery according to claim 1, characterized in that the main tube body (1) is made of transparent plastic, the pumping mechanism (2) is made of stainless steel, and the outside of the pumping mechanism (2) is coated with an anti-slip sleeve (8) made of silica gel.

10. The sampling pipette for gynecological laparoscopic surgery according to claim 1, characterized in that the surface of the main tube body (1) is distributed with indication scales (9) extending along the axial direction, and the pressure-pumping mechanism (2) is equipped with a pressure indication gauge (91).