CN209827941U - Hysterosalpingography device - Google Patents

Abstract

The utility model relates to a uterus oviduct radiography device, including the body, characterized in that: the internal sacculus aerifys the chamber, lead core inner chamber and pipe chamber of being equipped with of body, be equipped with in the core inner chamber of leading of body and lead the core, the body inserts the end and is connected with the catheter head that can develop, the body is close to be equipped with the sacculus on inserting the end, the outside cover of body is equipped with the outer tube, the body is close to sacculus one end and is equipped with the location head, location head and outer tube along body axial displacement, be fixed with first fastener at the outer tube other end, first fastener one end is connected with and is the second fastener of movable fit with the outer tube, the body end connection has three way connection, wherein. The advantages are that: the device has the developing function, and is easy for doctors to observe the position of the catheter; the pipe body is provided with a bidirectional positioning structure, the positioning distance is adjustable, the fixing effect of the catheter is more reliable, and the applicability is wider; the rigid guide core is adopted, so that the intubation operation of the guide tube is facilitated; the perfusion is safe in clinical use and can relieve the pain of patients.

Description

Hysterosalpingography device

Technical Field

The utility model belongs to the field of medical equipment, especially relate to a uterus oviduct radiography device.

Background

Salpingography is a test method used to check whether a female fallopian tube is patent or not. Salpingography is one of the more widely used methods in clinical practice. The X-ray hystero-salpingography is an examination method which injects a contrast medium into a uterine cavity and an oviduct through a catheter, utilizes an X-ray diagnostic apparatus to perform X-ray fluoroscopy and radiography, and knows whether the oviduct is unobstructed, the blocked part and the uterine cavity shape according to the developing condition of the contrast medium in the oviduct and the pelvic cavity.

At present, the oviduct radiography catheter for clinical application mainly comprises a catheter, a balloon, an inflation cavity, a drug injection cavity and a guide wire, wherein the catheter is not easy to insert into a uterine cavity when in use, and the catheter is easy to shift. The catheter enters the uterine cavity to carry out the uterine dilatation operation, so that the uterine neck and the endometrium are damaged, the operation time is long, the pain of a patient is increased, and the working efficiency of medical staff is reduced.

In addition, the traditional fallopian tube catheter is basically made of flexible materials such as latex, so that the pain of a patient during intubation can be relieved, but the guiding catheter is difficult to adjust in place due to the fact that the guiding catheter is made of the flexible materials, and after the guiding catheter is well positioned, two persons are required to be matched with each other to ensure that the well-positioned guiding catheter does not deviate, the operation is very troublesome, and great pain is brought to the patient.

Disclosure of Invention

The utility model provides a hystero-salpingography device which is convenient to use and operate, simple in structure and convenient to insert a tube to solve the technical problems in the prior art.

The utility model discloses a solve the technical scheme that technical problem that exists among the well-known technique took and be:

uterus oviduct radiography device, including the body, its characterized in that: the utility model discloses a pipe body, including body, core, outer tube, locating head, fixing head, outer tube, tee bend joint, check valve, guide core seat, the body is equipped with sacculus inflation chamber, guide core inner chamber and pipe chamber in being equipped with the core that leads of rigidity material in the core inner chamber of body, the body inserts the end and is connected with the conduit head that can develop, be equipped with the sacculus that aerifys the chamber intercommunication with the body on the body is close to inserting the end to the body, and the cover is equipped with the outer tube outside the body, the body is close to sacculus one end and is equipped with the locating head with outer tube rigid coupling, locating head and outer tube move along body axial, be fixed with the first fastener that is used for outer tube and body locking at the outer.

The utility model discloses can also adopt following technical scheme:

preferably, a silica gel sealing gasket is arranged in the first fastening piece, and the inner wall of the first fastening piece is provided with threads and is connected with the second fastening piece through the threads.

Preferably, the positioning head is of a cone frustum-shaped structure.

Preferably, the guide core is made of stainless steel, and a guide core side hole is formed in the position, close to the head, of the guide core.

Preferably, the core guiding seat adopts a conical joint.

The utility model has the advantages and positive effects that: because the utility model adopts the above technical scheme, the rigid coupling that inserts the end at the body has slick and sly conduit head that can develop promptly, makes it have the function of developing, and then has the position that easily doctor observed the pipe. The side wall of the guide core is provided with a plurality of smooth holes, so that the damage to human tissues can be reduced; the guide core is made of stainless steel, so that the guide core has certain rigidity and is beneficial to the intubation operation of the guide tube. The balloon and the positioning head on the tube body can realize bidirectional positioning of the tube body to prevent the tube body from shifting, and the position of the positioning head is adjustable to adapt to different requirements of different patient positioning distances. The pre-charging amount of the inner cavity of the guide core is small, and the loss of liquid medicine can be reduced. The pipe body is provided with a positioning head, an outer sleeve and fasteners, positioning is carried out through the positioning head and the outer sleeve, and then the pipe body is locked and accurately positioned by the two fasteners, so that displacement is avoided. The oviduct radiography device has the advantages of convenient clinical use and operation, safe perfusion and relieving the pain of patients.

Drawings

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

fig. 2 is a sectional view a-a of fig. 1.

In the figure: 1. a pipe body; 1-1, developing conduit head; 1-2, pipe body side holes; 1-3, balloon inflation holes; 1-4, a balloon inflation cavity; 1-5, catheter lumen; 2. a guide core; 2-1, a side hole of the guide core; 2-2, a guide core inner cavity; 3. a balloon; 4. positioning the head; 5. an outer sleeve; 6. a first fastener; 7. a gasket; 8. a second fastener; 9. a three-way joint; 10. an inflation tube; 11. a one-way valve; 12. a core guide seat; 13. a luer fitting; 14. a closed loop.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the following embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1 and 2, the hystero-salpingography device comprises a tube body 1, wherein a balloon inflation cavity 1-4, a guide core inner cavity 2-2 and a catheter cavity 1-5 are arranged in the tube body, and the balloon inflation cavity is connected with an inflation tube 10 and a one-way valve 11 which are far away from the insertion end of the tube body through a tee joint 9. A guide core 2 made of rigid material is arranged in the inner cavity of the guide core of the tube body, the insertion end of the tube body is connected with a developable catheter head 1-1, a tube body side hole 1-2 is also formed on the tube body adjacent to the developable catheter head 1-1, and a balloon 3 communicated with the inflation cavity of the tube body is arranged on the tube body close to the insertion end; the middle part of the tube body, which is wrapped in the balloon, is provided with a side hole 1-3 which is communicated with an inflation cavity 1-4 of the balloon. The end part of the guide core props against the catheter head, the side wall of the insertion end is provided with a side hole 2-1, and a flexible closed ring 14 is arranged behind the side hole to close the gap between the guide core and the catheter cavity. The outer sleeve 5 is sleeved outside the tube body, one end of the tube body, which is close to the balloon, is provided with a positioning head 4 fixedly connected with the outer sleeve, the positioning head and the outer sleeve move along the axial direction of the tube body, the other end of the outer sleeve is fixed with a first fastening piece 6 used for locking the outer sleeve and the tube body, one end of the first fastening piece is connected with a second fastening piece 8 which is in movable fit with the outer sleeve, and the tail of the tube body is connected with a guide core seat 12 and a luer connector 13.

Specifically, be equipped with the sealed 7 that fills up of silica gel in the first fastener, it is threaded to make at first fastener inner wall to be connected with the second fastener through the screw thread.

Specifically, the positioning head 4 is a truncated cone-shaped structure.

Specifically, the guide core is made of stainless steel, a guide core side hole 2-1 is formed in the position, close to the head, of the guide core, the guide core 2 penetrates into a catheter cavity 1-5 of the catheter body, and the end of the guide core abuts against the developable catheter head 1-1.

Specifically, the core guiding seat adopts a conical joint.

Specifically, the tube body, the balloon and the positioning head are made of flexible silica gel materials.

Specifically, the outer sleeve is made of PP or PE and other materials with certain pushing guidance.

The utility model discloses a theory of operation does:

when the cervical clamp is used clinically, the tube body 1 is firstly inserted into the uterine cavity along the direction of the uterine cavity of a patient until the saccule 3 enters the cervical orifice, the cervical clamp is tensioned at the moment to ensure that the tube body is tightly attached to the cervix, and the saccule is inflated and seals the inner side of the cervical orifice so as to prevent the perfusion medicine from flowing out. Then the outer sleeve 5 is pushed to enable the positioning head 4 to abut against the outer side of the cervical orifice, the first fastener 6 and the second fastener 8 are screwed, the sealing gasket 7 is pressed to deform and is extruded on the outer wall of the catheter, and therefore the outer sleeve and the catheter body are fixed to prevent the catheter body from shifting. Then, a liquid such as a contrast medium is injected into the catheter through the luer 13. At this time, the X-ray diagnosis instrument is used to perform X-ray fluoroscopy and radiography, and the patency, the blocking position and the shape of the uterine cavity of the fallopian tube are known according to the developing condition of the contrast agent in the fallopian tube and the pelvic cavity.

The inserting end of the tube body is fixedly connected with a smooth developable catheter head, so that the tube body has the function of developing, and a doctor can easily observe the position of the catheter. The side wall of the guide core is provided with a plurality of smooth holes, so that the damage to human tissues can be reduced; the guide core is made of stainless steel, so that the guide core has certain rigidity and is beneficial to the intubation operation of the guide tube. The balloon and the positioning head on the tube body can realize bidirectional positioning of the tube body so as to prevent the tube body from shifting. The sealing ring seals the gap between the guide core and the catheter cavity to prevent the liquid medicine from flowing into the catheter cavity during the liquid medicine infusion. The pre-charging amount of the inner cavity of the guide core is small, and the loss of liquid medicine can be reduced. The pipe body is provided with a positioning head, an outer sleeve and fasteners, positioning is carried out through the positioning head and the outer sleeve, and then the pipe body is locked and accurately positioned by the two fasteners, so that displacement is avoided. The oviduct radiography device also has the advantages of convenient clinical use and operation, safe perfusion and relieving the pain of patients.

The embodiments described in the drawings are exemplary only and should not be construed as limiting the invention.

Claims (5)

1. The utility model provides a uterus oviduct radiography device, includes the body, its characterized in that: the utility model discloses a pipe body, including body, core, outer tube, locating head, fixing head, outer tube, tee bend joint, check valve, guide core seat, the body is equipped with sacculus inflation chamber, guide core inner chamber and pipe chamber in being equipped with the core that leads of rigidity material in the core inner chamber of body, the body inserts the end and is connected with the conduit head that can develop, be equipped with the sacculus that aerifys the chamber intercommunication with the body on the body is close to inserting the end to the body, and the cover is equipped with the outer tube outside the body, the body is close to sacculus one end and is equipped with the locating head with outer tube rigid coupling, locating head and outer tube move along body axial, be fixed with the first fastener that is used for outer tube and body locking at the outer.

2. The hysterosalpingography device according to claim 1, wherein: be equipped with the sealed pad of silica gel in the first fastener, it has the screw thread to make at first fastener inner wall to be connected with the second fastener through the screw thread.

3. The hysterosalpingography device according to claim 1, wherein: the positioning head is of a cone frustum-shaped structure.

4. The hysterosalpingography device according to claim 1, wherein: the guide core is made of stainless steel, and a guide core side hole is formed in the position, close to the head, of the guide core.

5. The hysterosalpingography device according to claim 1, wherein: the core guiding seat adopts a conical joint.