WO2012137894A1 - Outil hémostatique, dispositif hémostatique et procédé hémostatique pour saignement utérin - Google Patents

Outil hémostatique, dispositif hémostatique et procédé hémostatique pour saignement utérin Download PDF

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Publication number
WO2012137894A1
WO2012137894A1 PCT/JP2012/059438 JP2012059438W WO2012137894A1 WO 2012137894 A1 WO2012137894 A1 WO 2012137894A1 JP 2012059438 W JP2012059438 W JP 2012059438W WO 2012137894 A1 WO2012137894 A1 WO 2012137894A1
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WIPO (PCT)
Prior art keywords
suction
hemostatic
hemostatic device
intrauterine
uterine
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PCT/JP2012/059438
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English (en)
Japanese (ja)
Inventor
功 狩谷
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Kariya Isao
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Publication of WO2012137894A1 publication Critical patent/WO2012137894A1/fr

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    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/42—Gynaecological or obstetrical instruments or methods
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/42—Gynaecological or obstetrical instruments or methods
    • A61B2017/4216—Operations on uterus, e.g. endometrium
    • A61B2017/4225—Cervix uteri
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B2217/00—General characteristics of surgical instruments
    • A61B2217/002—Auxiliary appliance
    • A61B2217/005—Auxiliary appliance with suction drainage system

Definitions

  • the present invention relates to a hemostatic device for stopping bleeding from the uterine wall after childbirth such as flaccid uterine bleeding, a hemostatic device provided with the same, and a hemostatic method.
  • Delivery is said to be a “fight against abnormal bleeding”.
  • the placenta When the placenta is delivered after the fetus is delivered, the uterus usually contracts physiologically, and blood vessels exposed on the exfoliated surface of the placenta are stopped as if they were ligated by the contracting myometrium. However, after delivery, the myometrium may not cause good contraction, resulting in an unexpectedly large amount of bleeding (relaxed bleeding). If this spilled blood or blood clot accumulates in the uterine lumen, it will fall into a vicious circle that prevents further uterine contraction and continues to bleed. If the amount of bleeding exceeds 1000 ml, the patient may be in a pre-shock state. .
  • Treatments for this flaccid hemorrhage include cold anxiety, cervical ring massage, two-handed uterine compression hemostasis, intrauterine residue removal, uterine contractor injection, vaginal gauze tampon, Extraction, internal iliac artery ligation, etc. are described in textbooks. These treatments are classical, and except for the appearance of prostaglandin, a uterine contraction promoter, recently there have been reports of clinical cases related to arterial embolization, but as far as the present inventors know, they have changed since 50 years. Not.
  • the uterine muscle does not contract well, removing the remnants in the uterus may not cause the uterus to contract easily.In this case, bleeding from the uterine wall may be easily stopped. Can not.
  • the uterus is pressed with both hands with the uterine body and cervix sandwiched between the hand inserted into the vagina and the hand on the abdominal wall. Even if pressed with a strong force, the uterus only deforms and is not easy to contract.
  • an intravaginal clamp device for temporarily closing the blood flow from the uterine artery has also been proposed as a treatment method when flaccid bleeding occurs (see, for example, Patent Document 1).
  • This consists of a pair of paddle-shaped clamp members, the first clamp member is placed in the cervix, the second clamp member is placed outside the cervix and pressed against the vaginal fornix, and the uterus is placed between both clamp members.
  • the artery is clamped to stop bleeding.
  • an arterial search sensor is attached to the tip of the second clamp member, it is not easy to confirm the position of the uterine artery, and there is a problem that hemostasis cannot be easily performed and the flaccid uterus cannot be contracted.
  • the technical problem of the present invention is to solve the above-mentioned problems, and can prevent bleeding such as flaccidity by encouraging contraction to the uterus after giving birth by a simple operation, and can stop hemostasis safely without burdening the patient. It is an object to provide a hemostatic tool, a hemostatic device, and a hemostatic method that can be used.
  • the present inventor has conceived a hemostasis method based on a completely new idea in order to solve the above-mentioned problems, and has developed a hemostasis tool and a hemostasis device used for this.
  • the present invention will be described as follows, for example, with reference to FIGS. 1 to 14 showing an embodiment. That is, the present invention relates to a hemostatic device for intrauterine hemorrhage, which is a hemostatic device for stopping bleeding from the uterine wall (19) after delivery, and has a first end (2a) and a second end (2b).
  • a sealing part (13) for closing the cervical canal (16) of the cervix (14) is provided on the outer peripheral surface between the first end (2a) and the second end (2b).
  • the suction passage (10) passing through the inside of the sealing portion (13) is formed inside, and the suction passage (10) communicates with an external suction means (6) to One or a plurality of suction ports (11, 12) communicating with the suction path (10) are opened on the outer surface of the first end (2a) side of the stop portion (13).
  • the present invention 2 relates to a hemostatic device, the hemostatic device (2) of the present invention 1, the suction tube (3) connected to the second end (2b) side of the hemostatic device (2), and the suction tube ( And 3) an excrement collection container (4) attached thereto.
  • the present invention 3 relates to a hemostasis method against intrauterine hemorrhage and is characterized in that a negative pressure is applied to the post-partum uterus (18) to contract the uterine wall (19).
  • the first end side (tip side) of the hemostatic device is inserted into the cervical canal from the uterine ostium, and the suction port faces the uterine lumen.
  • the cervical canal is closed with the sealing portion.
  • the suction path is connected to the suction means via the suction pipe before or after insertion into the cervical canal.
  • the suction means is driven, the inside of the suction path is depressurized, and a negative pressure is applied to the uterine lumen through the suction port communicating with the suction path.
  • applying a negative pressure in the present specification means making the pressure lower than the atmospheric pressure.
  • the negative pressure described above may be a negative pressure that can contract the whole uterus with a differential pressure from the patient's abdominal pressure, etc., and a high vacuum negative pressure can be applied, but not to overload the patient.
  • the negative pressure is set to about 80 to 40 kPa (gauge pressure of 15 to 45 cmHg), for example.
  • a negative pressure close to atmospheric pressure may be set depending on the patient's situation such as normal delivery.
  • the postpartum uterus is essentially a spherical sac-like shape
  • the entire uterus is pressed and contracted evenly by the patient's abdominal pressure and atmospheric pressure.
  • the blood vessels exposed on the placenta-exfoliation surface of the uterine wall are ligated by the contracting uterine muscles of the uterus wall to stop bleeding from the blood vessels.
  • the suction port faces the uterine lumen, blood or a blood clot accumulated in the uterine lumen is sucked into the suction channel from the suction port and removed from the uterine lumen. This blood and coagulation excreted outside the body is accommodated in the excrement collection container.
  • the above tourniquet is not limited to a specific shape as long as it is formed in a cylindrical shape having a first end and a second end.
  • this hemostatic device is provided with a long and narrow fistula part inserted into the uterine lumen on the first end side (tip side) from the sealing part, the fistula part is introduced into the uterine lumen. This is preferable because it can be easily inserted.
  • the uterine lumen can be sucked to make negative pressure easily, and blood and clots stored in the lumen can be sucked easily.
  • the lower uterine cervix is retracted along the shape of the uterine duct by slowly extracting the uterine tract from the uterine lumen and neck while sucking.
  • the uterine ostium becomes narrow, it is preferable that hemostasis can be satisfactorily performed even in the lower uterus.
  • the suction port is open at the tip, which is the first end of the above fistula, the negative pressure is applied to the uterine lumen until the end when the hemostatic device is slowly extracted from the uterine lumen or neck while sucking. Is preferable.
  • the suction port is open on the peripheral side surface of this fistula part, the uterine lumen can be sucked into the negative pressure easily, and the tip of this fistula part can be blocked or the respective suction Since the opening area of the mouth can be reduced, the tip can be smoothly and easily inserted into the cervical canal from the uterine ostium when the hemostatic device is inserted.
  • the sealing portion can be formed at any position of the hemostatic device, but an enlarged portion having a larger diameter than at least one end portion is formed at an intermediate portion between the first end and the second end.
  • the enlarged diameter portion is arranged in the uterine ostium or the cervical canal, or arranged at a position in contact with the cervical canal at the uterine lumen side of the cervix, that is, in the lower uterus It is preferable that the cervical canal can be reliably closed.
  • this enlarged diameter part when placed at a position in contact with the cervical canal in the lower uterus, the cervical canal can be more reliably occluded, and it is not necessary to excessively widen the cervical canal during suction. Since a certain proximal end side is arrange
  • the suction port is opened.
  • a large area can be formed, blood and blood clots stored in the uterine lumen can be quickly removed, and a large blood clot can be sucked smoothly.
  • the hemostatic device may be formed integrally from the first end to the second end, but includes a first end side tubular portion on the first end side and a proximal end side tubular portion on the second end side. If both the cylindrical parts are detachably connected to each other at the above-mentioned enlarged diameter part, the two enlarged cylindrical parts are separated from each other by this enlarged diameter part, so that blood, blood clots, etc. stored in the enlarged diameter part can be easily obtained. It is preferable that the communication state of the suction path can be maintained well.
  • the distal end side cylinder part and the proximal end side cylinder part may be directly detachably connected to each other, or may be detachably connected to each other via the intermediate cylinder part.
  • the hemostatic device described above is formed with a smooth outer peripheral surface because it can be easily inserted into the cervical canal.
  • the outer peripheral surface between the sealing portion and the second end is provided with a locking portion, and one clamp member of the hemostatic forceps can be locked to the locking portion, the hemostatic forceps Is preferable because it can stop bleeding from cervical laceration.
  • one clamp member of the hemostatic forceps is locked to the locking portion, the tip of the other clamp member of the hemostatic forceps is arranged outside the cervix, and the tip of the other clamp member is By pressing the cervix to the side of the tourniquet, bleeding from the cervical laceration is stopped, and thereby negative pressure is efficiently applied into the uterus.
  • the hemostatic device may be integrally provided with a suction tube.
  • this hemostatic device is provided with a connection part to which the suction tube can be detachably connected to the second end side (base end side) from the sealing part, and the connection part communicates with the suction path. If the mouth is open and the connection port is configured to be connected to the suction means via the suction tube, the hemostatic device can be replaced by attaching and detaching at the connection portion. Therefore, it is preferable because the hemostatic device can be easily disposable and can always be treated with a new hemostatic device, and the hemostatic device suitable for the patient's condition etc. can be selected and used properly during normal delivery.
  • the hemostasis device only needs to include the hemostasis tool, the suction tube, and the excrement collection container, and the suction means may be an existing suction means arranged in a delivery room, for example.
  • the hemostatic device is provided with dedicated suction means such as a decompression device, because the suction means connected to the suction means can be shortened by arranging the suction means in the vicinity of the patient.
  • a pressure adjusting means in the suction means or the suction tube because a desired negative pressure can be applied to the uterine lumen according to the patient's condition.
  • the entire uterus can be pressed and contracted evenly by the patient's abdominal pressure or atmospheric pressure, and bleeding from the uterine wall can be stopped reliably.
  • the uterine lumen is sucked, blood and blood clots stored in the lumen can be eliminated, and the entire uterus can be contracted smoothly.
  • a hemostatic device is inserted into the uterus and sucked to create a negative pressure in the uterine lumen, it is an extremely simple operation that can be quickly treated to reduce the amount of bleeding and Since it is not a manual operation, it can be operated by a nurse in an emergency.
  • FIG. 6 is a cross-sectional view of the uterus in a post-partum contractile state. It is an expanded sectional view of a uterine wall explaining bleeding in a flaccid uterus. It is sectional drawing of a uterus to which the hemostatic device of 1st Embodiment of this invention is applied.
  • FIG. 6 is an enlarged view of the vicinity of the hemostatic device in FIG. 5.
  • FIG. 9 is an enlarged view of the vicinity of the hemostatic device in FIG. 8. It is a partially broken view of the hemostatic device which shows the 1st modification of this invention. It is a partially broken view of the hemostatic tool which shows 2nd Embodiment of this invention. It is an external view of a hemostatic forceps. It is sectional drawing of the cervix using the hemostatic tool and hemostatic forceps of 2nd Embodiment of this invention. It is a partially broken view of the hemostatic tool which shows the 2nd modification of this invention.
  • the hemostatic device (1) of the first embodiment includes a hemostatic device (2), a suction tube (3) connected thereto, and excretion attached to the suction tube (3).
  • An object recovery container (4), a pressure adjusting means (5), and a suction means (6) connected to a suction pipe (3) are provided.
  • the hemostatic device (2) is formed in a cylindrical shape with a synthetic resin such as polyethylene terephthalate, and has a first end (2a) on the distal end side and a second end (2b) on the proximal end side. For example, even if the thickness is about 1 mm and it may be bent slightly due to external pressure, it is not easily deformed so that the internal space is closed.
  • This hemostatic device (2) has an elongated tubule portion (7) formed on the first end (2a) side, and has an outer diameter larger than that of the tubule portion (7) in the middle portion in the length direction. An enlarged diameter portion (8) is formed. And the bellows-like connection part (9) is formed in the 2nd end (2b) side rather than this enlarged diameter part (8). Further, in the hemostatic device (2), suction from the inside of the gastrostomy part (7) to the second end (2b) from the inside of the connecting part (9) through the inside of the enlarged diameter part (8). A path (10) is formed.
  • the above-mentioned soot tube portion (7) has a hemispherical tip at the first end (2a) and, as shown in FIGS. 1 and 2, a suction port (11) having a small opening area at the tip.
  • a suction port (11) having a relatively large opening area is opened one by one on the peripheral side surface, and these suction ports (11) communicate with the suction path (10).
  • the above-mentioned enlarged diameter portion (8) has an outer diameter dimension set to about 3 cm, for example.
  • the enlarged diameter portion (8) is provided with a plurality of second suction ports (12) on the side of the side tube portion (7). (12) also communicates with the suction path (10).
  • a sealing portion (13) is formed on the second end (2b) side of the outer peripheral surface of the enlarged diameter portion (8).
  • the sealing portion (13) is formed in a conical surface having a smaller diameter toward the second end (2b).
  • the hemostatic device (2) is connected to the cervix (14).
  • the hemostatic device (2) is formed of a transparent material, and the conical surface on the second end (2b) side of the sealing portion (13) is a transparent wall of the hemostatic device (2) from behind. The inclination angle with respect to the length direction of the hemostatic device (2) is increased so that the inside can be easily seen through the portion.
  • connection portion (9) has a connection port (17) communicating with the suction path (10) at the second end (2b).
  • the suction pipe (3) made of, for example, vinyl chloride resin is detachably connected to the connection portion (9).
  • the suction pipe (3) is connected to the suction means (6), and the suction path (10) is connected to the suction pipe (3) via the suction pipe (3) and the connection port (17).
  • the pressure adjusting means (5) attached to the suction pipe (3) can adjust the pressure reduced by the suction means (6) to a negative pressure adapted to the patient.
  • the excrement collection container (4) attached to the suction tube (3) accommodates blood and blood clots sucked from the patient's uterine lumen by the hemostatic device (2).
  • the uterus (18) which is contractile after delivery, has a soft uterine wall (19) and cannot be touched as a spherical uterus from outside the patient's body. 20) Palpation is also difficult.
  • a large amount of flaccid bleeding is produced from the uterine wall (19)
  • a large amount of blood and blood clot (22) are stored in the uterine lumen (21).
  • the hemostatic device (2) of the present invention is mounted in the uterus (18) in which the above contraction failure occurs.
  • This hemostatic device (2) is sterilized and is preferably disposable.
  • the hemostatic device (2) is formed in a cylindrical shape, and the fistula part (7) on the side of the first end (2a) and the enlarged diameter part (8) are connected from the uterine ostium (25) to the uterus. It is inserted into the uterine lumen (21) through the cervical canal (16) of the neck (14).
  • the above-mentioned fistula part (7) has an elongated shape, the tip which is the first end (2a) has a hemispherical shape, and since the opening area of the suction port (11) is small, the uterine lumen (21) Inserted smoothly.
  • the sealing part (13) formed on the second end (2b) side of the above-mentioned enlarged diameter part (8), and the second end (2b) side part subsequent thereto are the lower uterus (15) and the cervix. It is shaped to fit the inner surface of (14). Therefore, the cervical canal (16) is closed by the sealing portion (13) by the above attachment.
  • the suction path (10) communicates with the uterine lumen (21) through the suction port (11) and the second suction port (12).
  • a suction tube (3) is connected in advance to the connection portion (9) formed in the hemostatic device (2), and the other end of the suction tube (3) is a suction means as shown in FIG. Linked to (6).
  • the suction path (10) of the hemostatic device (2) is depressurized, and the suction port (11) opened in the fistula (7) or the above-mentioned Negative pressure is applied to the uterine lumen (21) through the second suction port (12) opened in the enlarged diameter portion (8).
  • the negative pressure at this time is adjusted to a predetermined pressure of, for example, about 70 kPa (gauge pressure of about 25 cmHg) by the pressure reducing performance of the suction means (6) and the pressure adjusting means (5) provided in the suction pipe (3). .
  • the entire sac-like uterus (18) is contracted by being uniformly pressed from the surroundings by the patient's abdominal pressure or atmospheric pressure.
  • blood and blood clot (22) accumulated in the uterine lumen (21) are easily sucked from the suction port (11) and the second suction port (12). Then, it is excreted out of the patient's body through the suction passage (10) and accommodated in the excrement collection container (4).
  • the uterus (18) is smoothly contracted by the negative pressure because the blood and blood clot (22) accumulated in the uterine lumen (21) are excreted from the body.
  • the hemostatic device (2) is rotated as it is, or once removed and washed, and then inserted again.
  • a new tourniquet (2) may be connected to the suction tube (3), and the new tourniquet (2) may be inserted into the uterine lumen (21). If the hemostatic device (2) is made of a transparent material, the inside of the hemostatic device (2) or the uterus (18) can be visually observed from the outside via the enlarged diameter portion (8). It can be confirmed and is preferable.
  • the uterus (18) contracts early on the peripheral side of the fistula (7), and the uterine wall (19) closes the suction port (11).
  • the obstruction can be resolved by rotating the hemostatic device (2) around the axis, etc., and the fistula (7) has a first end (2a). Since a small suction port (11) is also opened at a certain tip, negative pressure is applied to the back of the uterine lumen (21) through this suction port (11), and the entire uterus (18) is satisfactorily Shrink.
  • the uterus (18) When the entire uterus (18) contracts sufficiently and bleeding from the uterine wall (19) stops, the uterus (18) is in a normal restored state after delivery as shown in FIG. In this state, the uterus (18) is contracted to the size of the infant's head, the uterine wall (19) is thick, and the uterus (18) that has become hard and spherical (softball size) can be touched from the abdominal wall side. . Also, blood (22) flowing out into the uterine lumen (21) is minimal. When the uterus (18) is sufficiently contracted in this way, the hemostatic device (2) is gradually pulled out.
  • the suction port (11) opened on the peripheral side surface of the second suction port (12) or the tubule (7) may be blocked by the inner surface of the cervical canal (16).
  • the suction port (11) formed at the tip of the above-mentioned fistula part (7) is not blocked to the end, and the uterus is passed through the suction port (11) at the tip.
  • Appropriate negative pressure is maintained in the lumen (21).
  • the lower uterus (15) and the cervix (14) retreat according to the shape of the fistula (7), and the uterine ostium (25) becomes narrow. As a result, hemostasis is successfully stopped even in the lower uterus (15).
  • the connecting portion is formed in a bellows shape.
  • the connecting portion is not limited to a specific shape or structure.
  • the connecting portion (9) is formed in a tapered shape having a small diameter toward the end portion. In this case, it is preferable to adapt to the difference in the thickness of the suction pipe to be connected.
  • the hemostatic device is integrally formed.
  • the rod tube portion, the enlarged diameter portion, and the connection portion may be formed separately and assembled to each other or joined together.
  • the hemostatic device (2) includes a distal end side cylindrical portion (26) on the first end (2a) side, and a proximal end side cylindrical portion (27) on the second end (2b) side.
  • These cylinder portions (26, 27) are detachably connected to each other by being screwed together at the enlarged diameter portion (8). That is, the enlarged diameter portion (8) is connected to the proximal end of the distal end side cylindrical portion (26), and a female screw is formed on the inner surface of the enlarged diameter portion (8).
  • a cylindrical male screw is formed on the outer peripheral edge of the collar portion formed at the distal end of the base end side cylindrical portion (27), and a screwing portion (28) is formed by this male screw and the female screw. is there.
  • the hemostatic device (2) can be easily separated into the distal end side cylindrical portion (26) and the proximal end side cylindrical portion (27) at the enlarged diameter portion (8). For this reason, when the suction path (10) inside the hemostatic device (2) is blocked by a clot, the two cylindrical portions (26, 27) are separated from each other and placed in the enlarged diameter portion (8), etc. By eliminating the stored blood and clots, the communication state of the suction path (10) can be recovered satisfactorily.
  • the threaded portion (28) is larger than the outer diameter of the proximal end side cylindrical portion (27), and an annular locking portion (by the inner peripheral surface of the threaded portion (28)). 29) is formed.
  • the hemostatic forceps (30) includes a first clamp member (31) and a second clamp member (32) larger than the first clamp member (31). It is configured so that it can be pressed.
  • the locking portion (29) is formed in an annular shape, one clamp member (31) of the hemostatic forceps (30) can be easily engaged with a portion facing the cervical laceration (33). It can be stopped and is preferable.
  • the hemostatic device of the present invention can be provided with a locking portion at an arbitrary position in the circumferential direction, and in this case, by rotating the hemostatic device, the locking portion can be easily arranged at a site facing the cervical laceration. be able to.
  • the hemostatic forceps (30) is inserted into the cervix (14).
  • the position and posture can be stably maintained, bleeding from the laceration (33) can be efficiently stopped, and the uterus can be moved into the uterus.
  • Negative pressure can also be applied efficiently, which is preferable.
  • the other configuration is the same as that of the first embodiment described above, and functions in the same manner, so that the description thereof is omitted.
  • both the cylindrical portions (26, 27) may be separably connected by means other than screwing, such as a bayonet structure.
  • the hemostatic device (2) includes a distal end side cylinder portion (26) and a proximal end side cylinder portion (27) via an intermediate cylinder portion (34). It may be a separable connection.
  • the locking portion is not formed on the outer peripheral surface of the hemostatic device (2), but it may be provided with a locking portion as in the second embodiment.
  • one suction port is opened at the tip and the peripheral side surface of the soot tube portion, and a plurality of second suction ports are opened at the enlarged diameter portion.
  • the number of the suction ports and the second suction ports is not particularly limited, and two or more suction ports may be opened at an arbitrary portion of the soot tube portion, and 1 or the above-mentioned in the enlarged diameter portion. A number of second suction ports different from those in the embodiment may be opened. Further, either one of the suction port and the second suction port can be omitted.
  • the sealing portion is inserted into the uterine lumen side of the cervical canal so as to close the cervical canal.
  • this sealing portion may be disposed in the cervical canal, or may be disposed on the uterine ostium side of the cervical canal so as to close the cervical canal.
  • the sealing portion is formed, for example, on the first end side of the above-described enlarged diameter portion, and the second suction port is omitted from the enlarged diameter portion.
  • the hemostatic device of the present invention only needs to block the cervical canal and apply a negative pressure to the uterine lumen.
  • the above-mentioned fistula part may be omitted or formed with a uniform outer diameter from the first end to the second end.
  • the above-described enlarged diameter portion may be omitted.
  • an enlarged diameter part having a larger outer diameter is formed in the intermediate part of the hemostatic device, and a sealing part is formed on the outer peripheral surface of the enlarged diameter part.
  • an inflatable balloon can be arranged on the outer peripheral surface of the hemostatic device, and the above-described sealing portion can be constituted by this balloon.
  • the hemostatic device is mounted so as to be inserted from the cervical canal into the uterus, and then the cervical canal can be closed by injecting and inflating physiological saline or the like into the balloon.
  • this locking portion can be formed at any part of the outer peripheral surface of the hemostatic device, and may be formed, for example, on the outer peripheral surface of the hemostatic device of the first embodiment.
  • the material of the hemostatic device and the suction tube is not limited to the polyethylene terephthalate and the vinyl chloride resin shown in the above embodiment, and may be other materials such as a metal such as stainless steel. Needless to say, a combination of materials may be used.
  • the hemostatic device, hemostatic device and hemostasis method of the present invention can stop bleeding by urging contraction to the uterus after giving birth by a simple operation, and can also stop hemostasis safely without imposing a burden on the patient. It is suitable as a hemostatic tool, hemostatic device or hemostasis method for uterine hemorrhage, but it is useful because it can promote uterine contraction after delivery and reduce the amount of post-bleeding by carrying out routinely even during normal delivery. It is.
  • hemostatic device 2 ... hemostatic device 2a ... first end (tip) 2b ... 2nd end (base end) DESCRIPTION OF SYMBOLS 3 ... Suction tube 4 ... Excrement collection container 5 ... Pressure regulation means 6 ; Suction means 7 ... Saddle tube part 8 ... Diameter expansion part 9 ... Connection part 10 ... Suction path 11 ... Suction port 12 ... Suction port (2nd suction port) ) 13 ... Sealing part 14 ... Cervix 15 ... Lower uterus 16 ... Cervix 17 ... Connection 18 ... Uterus 19 ... Uterus wall 20 ... Uterus 21 ... Uterus lumen 22 ... Blood and blood clot 23 ... Myometrium 24 ...

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  • Surgical Instruments (AREA)

Abstract

Selon la présente invention, après un accouchement, la contraction utérine peut être facilitée simplement pour arrêter sûrement le saignement sans stresser la patiente. La présente invention concerne un outil hémostatique pour arrêter le saignement depuis la paroi utérine après un accouchement. L'outil hémostatique a une forme cylindrique ayant une première extrémité (2a) et une deuxième extrémité (2b). Une partie de grand diamètre (8) ayant un diamètre supérieur au diamètre de la première extrémité (2a) et/ou la deuxième extrémité (2b) est formée sur la surface externe de l'outil hémostatique entre la première extrémité (2a) et la deuxième extrémité (2b). Une partie de scellement (13) est formée sur la surface externe de la partie de grand diamètre (8) pour fermer le col de l'utérus. Une partie de tube à bec allongée (7) qui est insérée dans la cavité de l'endomètre est disposée plus avant vers la première extrémité (2a) que la partie de scellement (13). Un passage d'aspiration (10) est formé dans l'outil hémostatique (2) à travers la partie de scellement (13). Le passage d'aspiration (10) est raccordé à des moyens d'aspiration externes (6). Des trous d'aspiration (11, 12) communiquant avec le passage d'aspiration (10) sont formés dans la surface externe plus avant vers la première extrémité (2a) que la partie de scellement (13).
PCT/JP2012/059438 2011-04-08 2012-04-06 Outil hémostatique, dispositif hémostatique et procédé hémostatique pour saignement utérin WO2012137894A1 (fr)

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JP2011085887 2011-04-08

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2015512275A (ja) * 2012-03-15 2015-04-27 インプレス テクノロジーズＩｎｐｒｅｓｓ Ｔｅｃｈｎｏｌｏｇｉｅｓ 子宮出血制御システム及び方法
JP2016221247A (ja) * 2015-05-28 2016-12-28 株式会社八光 バルーンチューブ器具
CN107440750A (zh) * 2017-09-27 2017-12-08 冯梅 一种新型妇产科用宫颈扩张装置
JP2022504962A (ja) * 2018-10-17 2022-01-13 ペリーディグマ リサーチ リミテッド 月経随伴性流体の除去
US11241254B2 (en) 2012-03-15 2022-02-08 Alydia Health, Inc. Uterine hemorrhage controlling system and method
US11517336B2 (en) 2016-08-24 2022-12-06 Alydia Health, Inc. Uterine hemorrhage controlling system and method

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59137709U (ja) * 1983-03-08 1984-09-13 株式会社河合東三堂 子宮および子宮頚管部の止血用バル−ン
JP2005507268A (ja) * 2001-03-28 2005-03-17 ヴァスキュラー・コントロール・システムズ・インコーポレーテッド 多重軸の子宮動脈識別、特徴化、および閉塞回転装置および方法
JP2006517128A (ja) * 2003-01-30 2006-07-20 ヴァスキュラー・コントロール・システムズ・インコーポレーテッド 分娩後出血のための処置
WO2010118178A2 (fr) * 2009-04-07 2010-10-14 Garfield Robert E Système et méthode de stimulation électrique de l'utérus

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59137709U (ja) * 1983-03-08 1984-09-13 株式会社河合東三堂 子宮および子宮頚管部の止血用バル−ン
JP2005507268A (ja) * 2001-03-28 2005-03-17 ヴァスキュラー・コントロール・システムズ・インコーポレーテッド 多重軸の子宮動脈識別、特徴化、および閉塞回転装置および方法
JP2006517128A (ja) * 2003-01-30 2006-07-20 ヴァスキュラー・コントロール・システムズ・インコーポレーテッド 分娩後出血のための処置
WO2010118178A2 (fr) * 2009-04-07 2010-10-14 Garfield Robert E Système et méthode de stimulation électrique de l'utérus

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2015512275A (ja) * 2012-03-15 2015-04-27 インプレス テクノロジーズＩｎｐｒｅｓｓ Ｔｅｃｈｎｏｌｏｇｉｅｓ 子宮出血制御システム及び方法
US11241254B2 (en) 2012-03-15 2022-02-08 Alydia Health, Inc. Uterine hemorrhage controlling system and method
US11291473B2 (en) 2012-03-15 2022-04-05 Alydia Health, Inc. Uterine hemorrhage controlling system and method
JP2016221247A (ja) * 2015-05-28 2016-12-28 株式会社八光 バルーンチューブ器具
US11517336B2 (en) 2016-08-24 2022-12-06 Alydia Health, Inc. Uterine hemorrhage controlling system and method
CN107440750A (zh) * 2017-09-27 2017-12-08 冯梅 一种新型妇产科用宫颈扩张装置
JP2022504962A (ja) * 2018-10-17 2022-01-13 ペリーディグマ リサーチ リミテッド 月経随伴性流体の除去
JP7492509B2 (ja) 2018-10-17 2024-05-29 ペリーディグマ リサーチ リミテッド 月経随伴性流体の除去

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