CN115474991A - Peritoneoscope puncture ware that can exempt from pneumoperitoneum - Google Patents

Peritoneoscope puncture ware that can exempt from pneumoperitoneum Download PDF

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Publication number
CN115474991A
CN115474991A CN202110670870.XA CN202110670870A CN115474991A CN 115474991 A CN115474991 A CN 115474991A CN 202110670870 A CN202110670870 A CN 202110670870A CN 115474991 A CN115474991 A CN 115474991A
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pneumoperitoneum
puncture outfit
movable sleeve
puncture
main body
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CN202110670870.XA
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Chinese (zh)
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钱祖超
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Individual
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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
    • A61B17/34—Trocars; Puncturing needles
    • A61B17/3462—Trocars; Puncturing needles with means for changing the diameter or the orientation of the entrance port of the cannula, e.g. for use with different-sized instruments, reduction ports, adapter seals
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/02—Surgical instruments, devices or methods, e.g. tourniquets for holding wounds open; Tractors
    • A61B17/0281—Abdominal wall lifters
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/34—Trocars; Puncturing needles
    • A61B17/3478—Endoscopic needles, e.g. for infusion
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/34—Trocars; Puncturing needles
    • A61B2017/348—Means for supporting the trocar against the body or retaining the trocar inside the body
    • A61B2017/3492—Means for supporting the trocar against the body or retaining the trocar inside the body against the outside of the body

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  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Surgery (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Pathology (AREA)
  • Surgical Instruments (AREA)

Abstract

The invention discloses a pneumoperitoneum-free laparoscope puncture outfit, which belongs to the technical field of medical appliances and solves the problems of avoiding or reducing complications and safe puncture caused by pneumoperitoneum.

Description

Peritoneoscope puncture ware that can avoid pneumoperitoneum
Technical Field
The invention relates to the field of medical instruments, in particular to a pneumoperitoneum-free laparoscopic puncture outfit.
Background
With the development of minimally invasive surgery, more and more surgeons and patients choose laparoscopic surgery. . However, the high abdominal pressure during operation makes patients prone to complications such as high airway pressure, subcutaneous emphysema, air embolism, and hypercapnia due to excessive carbon dioxide absorption, elevated blood pressure, fast heart rate, increased stress response, which endangers the health and life of patients, and also makes patients have increased hospital stay and increased medical costs, which are troubling many surgeons and anesthetists.
In order to solve the above problems, a "water sac traction system for reducing the pneumoperitoneum pressure of a laparoscope" was developed, and the document of patent publication No. CN211583306U, as the prior art, shows that this technology has a great application prospect, but there are some disadvantages in the use and operation, such as the water sac traction rod needs one more puncture hole, which increases the injury of the patient, and in addition, because the water sac traction rod is introduced through the existing puncture in clinic, the size and thickness of the water sac are limited, the traction force that the water sac can bear is reduced, so that it still needs a low pneumoperitoneum pressure operation, especially in the protection of the apparatus. Although the medical apparatus is used for one time and sealed by the sealing bag after being manufactured and delivered, if collision and impact exist in the transportation and operation processes, the water sac is easy to damage or hidden danger of damage exists, and in addition, the structural strength and the use need to be further improved in the use process.
Disclosure of Invention
The invention aims to overcome the defects in the prior art, at least solves the technical problems in the related technology to a certain extent, and provides a pneumoperitoneum-free laparoscopic puncture outfit which integrates the operation channel providing and the traction so as to achieve the purposes of reducing injury and avoiding or greatly reducing complications caused by pneumoperitoneum.
In order to solve the technical problem, the technical scheme of the invention is as follows: a laparoscope puncture outfit capable of avoiding pneumoperitoneum comprises a puncture outfit main body, a movable sleeve and a puncture outfit inner core; the puncture outfit main body is hollow and is used for inserting and assembling the puncture outfit inner core, the upper end of the puncture outfit inner core is provided with a tail cap, the lower end of the puncture outfit inner core is provided with a sharp head, the middle of the puncture outfit inner core is provided with a hollow structure, the tail cap covers the upper end of the puncture outfit main body, and the sharp head extends out of the lower end of the puncture outfit main body;
a water bag is arranged at the position of the puncture outfit main body close to the lower end, a water delivery channel for communicating the inner cavity of the water bag with the outside is arranged on the puncture outfit main body, the inlet position of the water delivery channel is connected with a one-way valve through a hose,
the movable sleeve is sleeved outside the puncture outfit main body and shields the water sac, the upper end of the movable sleeve is provided with a separation part, the lower end of the movable sleeve is provided with a lifting part, and the separation part and the movable sleeve are kept into a whole through a fracture connecting part.
As specific embodiments of the present invention, the following may be preferred: the lifting part comprises: the rope body is evenly distributed and fixed at the end part of the movable sleeve, and the pull ring is fixed at the other end of the rope body.
As a specific embodiment of the present invention, it may be preferable that: the fixing mode of the rope body and the lower end of the movable sleeve is viscose fixing or perforation fixing.
As specific embodiments of the present invention, the following may be preferred: the fracture connecting portion are a generating line that encircles a movable sleeve a week and partition portion, are provided with the hand in the generating line position and tear the piece.
As a specific embodiment of the present invention, it may be preferable that: the outer wall of the movable sleeve is provided with a marking line, and the position corresponding to the marking line is projected at the top end of the water sac of the puncture outfit or higher than the top end.
As specific embodiments of the present invention, the following may be preferred: the puncture outfit body is provided with an upper limit step, the movable sleeve slides upwards after the separation of the separation part and abuts against the upper limit step, and the water sac is completely exposed outside the movable sleeve.
As specific embodiments of the present invention, the following may be preferred: the pneumoperitoneum accessory comprises a connector part, a pneumoperitoneum pipe, a valve and a silica gel film; the connector is in threaded connection with the upper end of the puncture outfit main body, the pneumoperitoneum tube is arranged at the side wall end of the pneumoperitoneum accessory and is connected with the hollow structure of the pneumoperitoneum tube in parallel, the valve is arranged on the pneumoperitoneum tube, and the opening position in the hollow structure of the pneumoperitoneum accessory is provided with the silica gel membrane.
The technical effects of the invention are mainly reflected in the following aspects:
1. complications caused by pneumoperitoneum, such as high airway pressure, high partial pressure of carbon dioxide, blood pressure rise, heart rate increase, subcutaneous emphysema, air embolism and the like, are avoided or greatly reduced;
2. the puncture outfit of the invention is consistent with the working channel of the operation endoscope, the operation puncture points are not increased, and the injury of the patient is reduced;
3. the technical requirements on the operating doctors are not high, the laparoscope technology can be mastered, the popularization is easy, and more patients can benefit;
4. the invention is different from other pneumoperitoneum-free device main bodies which can not change the direction, and the direction of the puncture outfit can be adjusted when in use, thus being more flexible;
5. compared with other pneumoperitoneum-free devices, the pneumoperitoneum-free device has less damage and simpler operation, the water sac can not damage tissues when being put in and working, and can be taken out easily only by pumping water when being taken out, so that the pneumoperitoneum-free device is very convenient and is not easy to cause other damage;
6. if some patients are special, such as obesity, the operation visual field can be well displayed under the pneumoperitoneum-free condition, pneumoperitoneum accessories can be additionally arranged, the operation is performed in a mode of low pneumoperitoneum pressure and traction, the vital signs of the patients are not obviously influenced, and the complications of the pneumoperitoneum are greatly reduced.
Drawings
FIG. 1 is a schematic structural view of a main body of a puncture instrument in an embodiment;
FIG. 2 is a schematic structural diagram of an active cannula in an embodiment;
FIG. 3 is a schematic structural view of an inner core of the puncture instrument in the embodiment;
figure 4 is a schematic view of a pneumoperitoneum fitting construction.
Reference numerals are as follows: 1. a puncture outfit main body; 11. a water bladder; 12. a hose; 13. a clip; 14. a one-way valve; 15. the tail part of the puncture outfit; 16. an upper limit step; 17. a water delivery channel; 18. an operative corridor; 2. an active cannula; 21. a rope body; 22. a pull ring; 23. a dividing section; 24. a hand tear tab; 25. a sliding part; 26. marking a line; 3. an inner core of the puncture outfit; 31. a tip; 32. a hollow structure; 33. a tail cap; 4. a pneumoperitoneum fitting; 41. an interface section; 42. a pneumoperitoneum tube; 43. a valve; 44. a silica gel membrane.
Detailed Description
The embodiments of the present invention will be described in detail below, examples of which are illustrated in the accompanying drawings, and the embodiments described below by referring to the drawings are exemplary and intended to explain the present invention so that the technical aspects of the present invention can be more easily understood and appreciated, and are not to be construed as limiting the present invention.
The embodiment is as follows:
a pneumoperitoneum-free laparoscopic puncture outfit comprises a puncture outfit body 1, a movable sleeve 2 and a puncture outfit inner core 3 in combination with figures 1, 2 and 3. The movable sleeve is sleeved outside the puncture outfit main body before use and can not be taken down. The puncture inner core can be taken down or put on.
The puncture outfit main body 1 is hollow and is used for inserting and assembling the puncture outfit inner core 3. The upper end of the puncture outfit inner core 3 is provided with a tail cap 33, the lower end is provided with a sharp head 31, the middle part is provided with a hollow structure 32, the tail cap 33 covers the upper end of the puncture outfit main body 1, and the sharp head 31 extends out of the lower end of the puncture outfit main body 1. Thus, the whole structure has higher strength when not used and is not easy to damage.
The water bag 11 is arranged at the position of the puncture outfit body 1 close to the lower end, the water delivery channel 17 for communicating the inner cavity of the water bag 11 with the outside is arranged on the puncture outfit body 1, the inlet position of the water delivery channel 17 is connected with the one-way valve 14 through the hose 12, when in use, a syringe with water can be connected to the one-way valve 14, and the water can be injected until the water bag 11 is swelled. The puncture outfit body 1 is also provided with an operation channel 18.
The movable sleeve 2 is sleeved outside the puncture outfit main body 1 and shields the water sac 11, the upper end of the movable sleeve 2 is provided with a separation part, the lower end of the movable sleeve 2 is provided with a lifting part, and the separation part and the movable sleeve 2 are kept into a whole through a fracture connecting part. The movable sleeve is used for protecting the water bag 11 when not used, and has the functions of blocking, protecting and shielding the water bag 11. The fracture connecting part is a bus which surrounds the movable sleeve 2 for one circle and the separating part, and a hand tearing piece 24 is arranged at the position of the bus. In use, the movable sleeve 2 may be slid up by removing the partition of the movable sleeve 2 until the water bladder 11 is exposed.
In design, for better use, the pulling part includes: the end points are evenly distributed with 2 rope bodies 21 fixed at the bottom of the movable sleeve 2 and a pull ring 22 which is penetrated by the rope bodies 21 and enables the rope bodies to be freely pulled. The rope body 21 is made of thin rope or cotton rope. The pull ring 22 can make the rope freely pull, the puncture outfit moves in 360 degrees during operation, can be adjusted at will by pulling the rope, and does not increase the pulling force on the pull ring and limit the movement of the puncture outfit in the horizontal direction. The fixing mode of the rope body 21 and the lower end of the movable sleeve 2 is adhesive fixing or perforation fixing.
In addition, the outer wall of the active cannula 2 is provided with a marking line 26. When in use, the marking line 26 can occasionally indicate the position and distance of operation of the surgeon.
The puncture outfit body 1 is provided with an upper limit step 16, the movable sleeve 2 abuts on the upper limit step 16 after sliding upwards after the separation part is separated, and the water sac 11 is completely exposed out of the movable sleeve 2. By the upper limit step 16, the movable sleeve 2 can not be separated from the puncture outfit body 1 when being lifted by force.
In addition, as shown in fig. 4, a pneumoperitoneum fitting 4 may also be provided. The pneumoperitoneum fitting 4 comprises a connecting port part 41, a pneumoperitoneum tube 42, a valve 43 and a silicon membrane 44; the mouthpiece 41 is screwed to the upper end of the puncture device body 1, the abdominal tube 42 is provided on the side wall end of the abdominal tube 4 and communicates with the hollow structure 32 of the abdominal tube 42, the valve 43 is provided on the abdominal tube 42, and the silicone membrane 44 is attached to the opening position in the hollow structure 32 of the abdominal tube 4.
The puncture outfit consists of four parts, namely a puncture outfit body 1, a movable sleeve 2 on the outer layer of the puncture outfit body 1, a puncture outfit inner core 3 and a spare part, namely a pneumoperitoneum accessory 4.
The advantages that the complications of the laparoscope, such as high airway pressure, high carbon dioxide partial pressure, blood pressure rise, heart rate increase, subcutaneous emphysema, air embolism and the like, are avoided or greatly reduced; the puncture outfit of the invention is consistent with the working channel of the hand endoscope, and does not increase the puncture points of the operation; the technical requirement on an operating doctor is not high, and the laparoscope technology can be mastered, so that the method is easy to popularize and more patients can benefit; the invention is different from other pneumoperitoneum-free device main bodies which can not change the direction, and the direction of the puncture outfit can be adjusted when in use, thus being more flexible; compared with other pneumoperitoneum-free devices, the pneumoperitoneum-free device has less damage, the water bag 11 can not damage tissues when being put in and working, and can be taken out easily only by pumping water, so that the pneumoperitoneum-free device is very convenient and is not easy to cause other damages; if some patients are special, such as obesity, the operation visual field can be well displayed under the pneumoperitoneum-free condition, the pneumoperitoneum accessory 4 can be additionally arranged, the operation is performed under the condition of low pneumoperitoneum pressure and traction, the vital signs of the patients are not obviously affected, and the pneumoperitoneum complication is greatly reduced.
The use mode is as follows: the puncture outfit body 1 with the inner core penetrates into the abdominal cavity above an operation area, the inner core is taken out after the sharp head 31 of the inner core enters into the abdominal cavity, the puncture outfit body 1 is adjusted until the marking line 26 is seen through the endoscope, namely, the water sac 11 completely enters into the abdominal cavity, the hand tearing piece 24 on the movable sleeve 2 is pulled open and the partition part 23 is separated, the sliding part 25 of the movable sleeve 2 is upwards slid until the movable sleeve 2 slides out of the upper edge of the water sac 11, and a certain amount of water is injected into the one-way valve 14, so that the water sac 11 is filled with water and expanded. The hose 12 is clamped using the clamp 13. The movable sleeve 2 is pulled upwards by a certain amount of force through the pull ring 22 and the rope body 21, the movable sleeve 2 is limited on the upper limit step 16 at the moment, the peritoneum is pulled upwards, the visual field is provided for the operation area, the operation is carried out, the clamp 13 is loosened after the operation is finished, the water is pumped from the one-way valve 14, or the one-way valve 14 is detached. And finally, taking out the puncture outfit. If the operation visual field of some patients is not good, the pneumoperitoneum accessory 4 can be connected, and the operation is completed under the 5mm water pressure pneumoperitoneum pressure and traction puncture outfit. If the operation range is large, 2-3 puncture outfits can be used together.
The above are only typical examples of the present invention, and besides, the present invention may have other embodiments, and all the technical solutions formed by equivalent substitutions or equivalent changes are within the scope of the present invention as claimed.

Claims (7)

1. A laparoscope puncture outfit capable of avoiding pneumoperitoneum is characterized by comprising a puncture outfit main body, a movable sleeve and a puncture outfit inner core; the puncture outfit main body is hollow and is used as a working channel of a laparoscopic surgical instrument, an inner core of the puncture outfit is inserted and assembled, the upper end of the inner core of the puncture outfit is provided with a tail cap, the lower end of the inner core of the puncture outfit is provided with a sharp head, the middle of the inner core of the puncture outfit is provided with a hollow structure, the tail cap covers the upper end of the puncture outfit main body, and the sharp head extends out of the lower end of the puncture outfit main body;
a water sac is arranged at the position of the puncture outfit main body close to the lower end, a water delivery channel for communicating the inner cavity of the water sac with the outside is arranged on the puncture outfit main body, the inlet position of the water delivery channel is connected with a one-way valve through a hose,
the movable sleeve is sleeved outside the puncture outfit main body and shields the water sac, the upper end of the movable sleeve is provided with a separation part, the lower end of the movable sleeve is provided with a lifting part, and the separation part and the movable sleeve are kept into a whole through a fracture connecting part.
2. The pneumoperitoneum-free laparoscopic puncture instrument according to claim 1, wherein: the lifting part comprises: the end points are uniformly distributed and fixed on the rope body at the bottom of the movable sleeve, and the pull ring is penetrated by the rope body and enables the rope body to be pulled freely.
3. The pneumoperitoneum-free laparoscopic puncture instrument according to claim 2, wherein: the fixing mode of the rope body and the lower end of the movable sleeve is adhesive fixing or perforation fixing.
4. A pneumoperitoneum-free laparoscopic puncture instrument, as claimed in claim 1, wherein: the fracture connecting portion are a generating line that encircles a movable sleeve a week and partition portion, are provided with the hand in the generating line position and tear the piece.
5. A pneumoperitoneum-free laparoscopic puncture instrument as claimed in claim 1 or 4, wherein: the outer wall of the movable sleeve is provided with a marking line, and the position corresponding to the marking line is projected at the top end of the water sac of the puncture outfit or higher than the top end.
6. A pneumoperitoneum-free laparoscopic puncture instrument, as claimed in claim 1, wherein: the puncture outfit body is provided with an upper limit step, the movable sleeve slides upwards after the separation of the separation part and abuts against the upper limit step, and the water sac is completely exposed outside the movable sleeve.
7. The pneumoperitoneum-free laparoscopic puncture instrument according to claim 1, wherein: the pneumoperitoneum accessory comprises a connector part, a pneumoperitoneum pipe, a valve and a silica gel film; the connector is in threaded connection with the upper end of the puncture outfit main body, the pneumoperitoneum tube is arranged at the side wall end of the pneumoperitoneum accessory and is connected with the hollow structure of the pneumoperitoneum tube in parallel, the valve is arranged on the pneumoperitoneum tube, and the silicone membrane is arranged at the opening position in the hollow structure of the pneumoperitoneum accessory.
CN202110670870.XA 2021-06-16 2021-06-16 Peritoneoscope puncture ware that can exempt from pneumoperitoneum Withdrawn CN115474991A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202110670870.XA CN115474991A (en) 2021-06-16 2021-06-16 Peritoneoscope puncture ware that can exempt from pneumoperitoneum

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202110670870.XA CN115474991A (en) 2021-06-16 2021-06-16 Peritoneoscope puncture ware that can exempt from pneumoperitoneum

Publications (1)

Publication Number Publication Date
CN115474991A true CN115474991A (en) 2022-12-16

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CN202110670870.XA Withdrawn CN115474991A (en) 2021-06-16 2021-06-16 Peritoneoscope puncture ware that can exempt from pneumoperitoneum

Country Status (1)

Country Link
CN (1) CN115474991A (en)

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Application publication date: 20221216

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