CN112754617B - Visual puncture outfit capable of keeping abdominal pressure - Google Patents
- ️Fri Aug 26 2022
CN112754617B - Visual puncture outfit capable of keeping abdominal pressure - Google Patents
Visual puncture outfit capable of keeping abdominal pressure Download PDFInfo
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Publication number
- CN112754617B CN112754617B CN202110005491.9A CN202110005491A CN112754617B CN 112754617 B CN112754617 B CN 112754617B CN 202110005491 A CN202110005491 A CN 202110005491A CN 112754617 B CN112754617 B CN 112754617B Authority
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- China Prior art keywords
- sealing
- sealing cover
- groove
- puncture
- hole Prior art date
- 2021-01-05 Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 230000000007 visual effect Effects 0.000 title claims abstract description 20
- 230000003187 abdominal effect Effects 0.000 title claims abstract description 19
- 238000007789 sealing Methods 0.000 claims abstract description 146
- 210000003815 abdominal wall Anatomy 0.000 abstract description 5
- 210000001835 viscera Anatomy 0.000 abstract description 4
- 210000000683 abdominal cavity Anatomy 0.000 description 6
- 210000000056 organ Anatomy 0.000 description 3
- 208000027418 Wounds and injury Diseases 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 208000014674 injury Diseases 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000004659 sterilization and disinfection Methods 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
- 208000003322 Coinfection Diseases 0.000 description 1
- 210000001015 abdomen Anatomy 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000249 desinfective effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 208000015181 infectious disease Diseases 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 238000002324 minimally invasive surgery Methods 0.000 description 1
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Classifications
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods
- A61B17/34—Trocars; Puncturing needles
- A61B17/3417—Details of tips or shafts, e.g. grooves, expandable, bendable; Multiple coaxial sliding cannulas, e.g. for dilating
- A61B17/3421—Cannulas
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods
- A61B17/34—Trocars; Puncturing needles
- A61B17/3474—Insufflating needles, e.g. Veress needles
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods
- A61B17/34—Trocars; Puncturing needles
- A61B17/3494—Trocars; Puncturing needles with safety means for protection against accidental cutting or pricking, e.g. limiting insertion depth, pressure sensors
- A61B17/3496—Protecting sleeves or inner probes; Retractable tips
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods
- A61B17/34—Trocars; Puncturing needles
- A61B17/3417—Details of tips or shafts, e.g. grooves, expandable, bendable; Multiple coaxial sliding cannulas, e.g. for dilating
- A61B2017/3419—Sealing means between cannula and body
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- Health & Medical Sciences (AREA)
- Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biomedical Technology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Engineering & Computer Science (AREA)
- Pathology (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Surgical Instruments (AREA)
Abstract
The invention discloses a visual puncture outfit capable of keeping abdominal pressure, which comprises a sealing shell, a puncture outfit cap and a lower sealing cover, wherein the top of the sealing shell is provided with a sealing cover in a threaded manner, the bottom of the sealing cover is provided with a first groove, the right end of the sealing cover is rotatably connected with a knob, the lower end of the knob is arranged in the first groove, the top of the sealing cover is provided with a second groove, the inside of the second groove is rotatably connected with a rotating disc, and the top of the rotating disc is fixedly provided with a gear ring. The visual puncture outfit capable of keeping the abdominal pressure is provided with a positive electrode, a negative electrode, a driving motor and a first screw rod, wherein the positive electrode and the negative electrode are separated from the skin of a patient when a puncture needle punctures the abdominal wall of the patient, at the moment, the positive electrode and the negative electrode are separated from electric connection, a controller detects that the puncture needle is disconnected and starts the driving motor, the driving motor drives the first screw rod to rotate, the first screw rod pulls the puncture needle to shrink until the puncture needle is completely shrunk in a sleeve, the puncture needle is prevented from puncturing the viscera of the patient, and the visual puncture outfit is safer to use.
Description
Technical Field
The invention relates to the technical field of puncture outfits, in particular to a visual puncture outfit capable of keeping abdominal pressure.
Background
The puncture outfit is medical equipment matched with minimally invasive surgery, a sleeve on the puncture outfit structurally penetrates through the abdominal wall of a patient, and the sleeve can provide a passage for surgical instruments to enter the abdominal cavity of the patient.
The existing puncture outfit is generally only provided with a sealing film, the diameter sizes of different surgical instruments are different, the sealing film sharing the same model easily causes the problem of untight sealing, then, the probability of air leakage is increased, the puncture outfit is not practical enough to use, the structure of the existing puncture outfit is too complex, the undetachable part of the puncture outfit is too many, the difficulty of disinfection is increased, residues are easily caused, certain hidden dangers are caused in use, the existing puncture outfit is not generally provided with an anti-error organ injury structure, once the puncture outfit is too large in force during operation, a sharp puncture head on the puncture outfit can easily puncture the organs of a patient, the puncture outfit is safe to use, and the existing equipment needs to be improved.
Disclosure of Invention
The invention aims to provide a visual puncture outfit capable of keeping abdominal pressure, which solves the problems that the prior puncture outfit proposed in the background technology is usually only provided with one sealing film, different surgical instruments have different diameter sizes, and the sealing film sharing the same model is easy to cause untight sealing, so that the probability of air leakage is increased, the puncture outfit is not practical enough to use, the prior puncture outfit is too complicated in structure, too many parts cannot be disassembled, the difficulty of disinfection is increased, residues are easy to cause, certain hidden dangers are generated during use, the prior puncture outfit is not provided with an anti-accidental organ injury structure, once too much force is applied during operation, a sharp puncture head on the puncture outfit is easy to puncture the internal organs of a patient, and the safety is not considered during use.
In order to achieve the purpose, the invention provides the following technical scheme: a visual puncture outfit capable of keeping abdominal pressure, which comprises a sealing shell, a puncture outfit cap and a lower sealing cover,
the sealing device comprises a sealing shell, wherein a sealing cover is installed at the top of the sealing shell in a threaded manner, a first groove is formed in the bottom of the sealing cover, a knob is connected to the right end of the sealing cover in a rotating manner, the lower end of the knob is arranged in the first groove, a second groove is formed in the top of the sealing cover, a rotating disc is connected to the inside of the second groove in a rotating manner, a gear ring is fixed to the top of the rotating disc, the upper end of the gear ring is arranged in the first groove, the gear ring is meshed with the knob, a sealing ring is installed at the bottom of the second groove and arranged between the rotating disc and the second groove, a connecting flange is fixed to the top of the sealing cover, three first through holes penetrate through the surface of the rotating disc, a sealing film is fixedly installed in each first through hole, a second through hole penetrates through the surface of the sealing cover, and a third through hole penetrates through the surface of the sealing shell;
the bottom of the puncture device cap is in threaded connection with the connecting flange, a driving motor is fixedly mounted inside the puncture device cap and is fixedly connected with the upper end of a first screw rod, a connecting rod is fixed at the bottom of the puncture device cap, a limiting groove is formed in the lower side of the connecting rod, a limiting part is connected inside the limiting groove in a sliding mode, the lower end of the limiting part is fixed at the top of the puncture needle, the middle of the first screw rod penetrates through the connecting rod and is connected with the connecting rod in a rotating mode, the lower end of the first screw rod penetrates through the puncture needle and is connected with the puncture needle in a threaded mode, and a positive electrode and a negative electrode are mounted on the left side and the right side of the bottom of the puncture needle respectively;
the lower sealing cover is fixedly installed at the bottom of the sealing shell through bolts, a sealing gasket is arranged between the lower sealing cover and the sealing shell, a third groove is formed in the upper surface of the lower sealing cover, a sealing plate is slidably connected inside the third groove, a second screw rod is rotatably connected to the right side of the lower sealing cover, the left end of the second screw rod penetrates through the sealing plate and is in threaded connection with the sealing plate, a blind hole is formed inside the lower sealing cover and is communicated with the third groove, a connecting pipe penetrates through the left side of the lower sealing cover and is in threaded connection with the connecting pipe, a control valve is installed inside the connecting pipe, a sleeve is fixed to the bottom of the lower sealing cover, and the upper end of the sleeve is communicated with the blind hole. .
Preferably, the upper surface of the rotating disc is attached to the lower surface of the sealing cover, and the lower surface of the rotating disc is attached to the upper surface of the sealing cover.
Preferably, the center line of the rotating disc is overlapped with the center line of the sealing shell, and the three first through holes are distributed in an annular array shape by taking the center line of the rotating disc as the center.
Preferably, the inner diameter of the sealing ring is larger than that of the first through hole, and the center line of the sealing ring is overlapped with that of the second through hole.
Preferably, the inner diameter of the first through hole is the same as the inner diameter of the second through hole, and the center line of the first through hole on the left side coincides with the center line of the second through hole.
Preferably, the inner diameter of the second through hole, the inner diameter of the third through hole and the inner diameter of the blind hole are the same, and the center line of the second through hole, the center line of the third through hole and the center line of the blind hole are overlapped.
Preferably, the number of the limiting grooves is four, and the four limiting grooves are distributed in an annular array shape by taking the connecting central line as the center.
Preferably, the diameter of the puncture needle is the same as that of the connecting rod, and the outer end of the puncture needle is attached to the inner wall of the sleeve.
Preferably, the lowest end of the puncture needle and the lowest end of the sleeve are positioned on the same horizontal plane.
Compared with the prior art, the invention has the beneficial effects that: the visual puncture outfit which can keep the abdominal pressure,
(1) the puncture needle is provided with a positive electrode, a negative electrode, a driving motor and a first screw rod, when the puncture needle punctures the abdominal cavity inner wall of a patient, the positive electrode and the negative electrode are both separated from the skin of the patient, at the moment, the positive electrode and the negative electrode are separated from electrical connection, the controller detects disconnection and starts the driving motor, the driving motor drives the first screw rod to rotate, the first screw rod pulls the puncture needle to shrink until the puncture needle is completely shrunk in the sleeve, the puncture needle is prevented from puncturing the viscera of the patient, and the puncture needle is safer to use;
(2) the rotary knob drives the rotary disc to rotate through the gear ring, surgical instruments with different diameters corresponding to three sealing films on the rotary disc are convenient to select the sealing films according to the surgical instruments, so that the sealing between the sealing films and the surgical instruments is tighter, meanwhile, the friction force between the sealing films and the surgical instruments is not too large, and the use is smoother;
(3) be provided with sealed lid, sealed shell and lower closing cap, sealed lid passes through threaded connection and installs at sealed shell top, and lower closing cap passes through the bolt and installs at sealed shell downside, and parts such as rotary disk on this puncture ware, sealing washer, sealed pad and closing plate all can be dismantled simultaneously, have simplified the structural complexity of this puncture ware part, are convenient for change and the cleaning and disinfecting to each part, have reduced the possibility of secondary infection, use more to have the practicality.
Drawings
FIG. 1 is a schematic cross-sectional front view of the present invention;
FIG. 2 is a schematic top sectional view of the sealing case according to the present invention;
FIG. 3 is a schematic top cross-sectional view of the lower cover of the present invention;
FIG. 4 is a schematic top sectional view of the spike cap of the present invention;
FIG. 5 is a schematic top view of the sealing ring of the present invention;
FIG. 6 is a schematic bottom sectional view of the present invention;
FIG. 7 is a schematic bottom sectional view of the lower closure of the present invention;
FIG. 8 is a schematic illustration of the exploded view of the present invention;
FIG. 9 is an enlarged view of the structure at A in FIG. 1 according to the present invention.
In the figure: 1. the sealing device comprises a sealing shell, 2, a sealing cover, 3, a first groove, 4, a knob, 5, a second groove, 6, a rotating disk, 7, a gear ring, 8, a sealing ring, 9, a connecting flange, 10, a first through hole, 11, a sealing membrane, 12, a second through hole, 13, a third through hole, 14, a puncture outfit cap, 15, a driving motor, 16, a first screw rod, 17, a connecting rod, 18, a limiting groove, 19, a limiting piece, 20, a puncture needle, 21, a positive electrode, 22, a negative electrode, 23, a lower sealing cover, 24, a bolt, 25, a sealing gasket, 26, a third groove, 27, a sealing plate, 28, a second screw rod, 29, a blind hole, 30, a connecting pipe, 31, a control valve, 32 and a sleeve.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-9, the present invention provides a technical solution: a visual puncture outfit capable of keeping abdominal pressure, as shown in figures 1, 2, 5, 6 and 8, a
sealing cover2 is installed on the top of a
sealing shell1 in a threaded manner, a first groove 3 is formed in the bottom of the
sealing cover2, a
knob4 is rotatably connected to the right end of the
sealing cover2, the lower end of the
knob4 is arranged in the first groove 3, a
second groove5 is formed in the top of the
sealing cover2, a rotating
disc6 is rotatably connected in the
second groove5, the upper surface of the rotating
disc6 is attached to the lower surface of the
sealing cover2, the lower surface of the rotating
disc6 is attached to the upper surface of the
sealing cover2, the
sealing shell1 and the
sealing cover2 are matched to extrude the rotating
disc6, so that the rotating
disc6 is more stably fixed in the
second groove5, the central line of the rotating
disc6 is overlapped with the central line of the
sealing shell1, three first through
holes10 are distributed in an annular array shape by taking the central line of the rotating
disc6 as the center, and the rotating
knob4 is rotated along with the rotating
disc6,
different sealing films11 are convenient to rotate according to surgical instruments, a
gear ring7 is fixed at the top of a rotating
disc6, the upper end of the
gear ring7 is arranged inside a first groove 3, the
gear ring7 is meshed with a
knob4 and connected, a
sealing ring8 is arranged at the bottom of a
second groove5 and arranged between the rotating
disc6 and the
second groove5, the inner diameter of the
sealing ring8 is larger than that of a first through
hole10, the center line of the
sealing ring8 is superposed with that of a second through
hole12, the
sealing ring8 fills the gap between the rotating
disc6 and a
sealing shell1 to enable the
sealing shell1 and the rotating
disc6 to be in sealing connection, a connecting
flange9 is fixed at the top of a
sealing cover2, three first through
holes10 penetrate through the surface of the rotating
disc6, a
sealing film11 is fixedly arranged inside each first through
hole10, and the inner diameter of each first through
hole10 is the same as that of the second through
hole12, and the central line of the first through
hole10 on the left side coincides with the central line of the second through
hole12, the inner diameter size of the third through
hole13 and the inner diameter size of the
blind hole29 are the same, and the central line of the second through
hole12, the central line of the third through
hole13 and the central line of the
blind hole29 coincide, so that the surgical instrument can sequentially pass through the second through
hole12, the first through
hole10, the third through
hole13, the
blind hole29 and the
sleeve32, and meanwhile, the surgical instrument can move more smoothly, the second through
hole12 penetrates through the surface of the
sealing cover2, the third through
hole13 penetrates through the surface of the
sealing shell1, and the bottom of the
puncture device cap14 is in threaded connection with the connecting
flange9.
As shown in fig. 1, 4, 5 and 8, a
driving motor15 is fixedly installed inside the
puncture outfit cap14, the
driving motor15 is fixedly connected with the upper end of a
first screw16, a connecting
rod17 is fixed at the bottom of the
puncture outfit cap14, four
limiting grooves18 are formed in the lower side of the connecting
rod17, the four
limiting grooves18 are distributed in an annular array shape with the connecting central line as the center, limiting
pieces19 slide inside the
limiting grooves18, so that the sliding connection between the
puncture needle20 and the connecting
rod17 is smoother, limiting
pieces19 are slidably connected inside the
limiting grooves18, the lower ends of the
limiting pieces19 are fixed at the top of the
puncture needle20, the diameter size of the
puncture needle20 is the same as that of the connecting
rod17, the outer end of the
puncture needle20 is attached to the inner wall of a
sleeve32, so that the
puncture needle20 can conveniently carry the
sleeve32 to puncture the abdominal cavity of a patient, and the lowest end of the
puncture needle20 and the lowest end of the
sleeve32 are located on the same horizontal plane, the
puncture needle20 is conveniently and completely contracted into the
sleeve32, the middle part of the
first screw16 penetrates through the connecting
rod17 and is rotatably connected with the connecting rod, the lower end of the
first screw16 penetrates through the
puncture needle20 and is in threaded connection with the puncture needle, and the left side and the right side of the bottom of the
puncture needle20 are respectively provided with the
positive electrode21 and the
negative electrode22.
As shown in fig. 1, 3, 7, 8 and 9, the
lower sealing cover23 is fixedly installed at the bottom of the
sealing shell1 through a
bolt24, a
sealing gasket25 is arranged between the
lower sealing cover23 and the
sealing shell1, a
third groove26 is formed in the upper surface of the
lower sealing cover23, a
sealing plate27 is slidably connected inside the
third groove26, a
second screw28 is rotatably connected to the right side of the
lower sealing cover23, the left end of the
second screw28 penetrates through the
sealing plate27 and is in threaded connection with the
sealing plate27, a
blind hole29 is formed in the
lower sealing cover23, the
blind hole29 is communicated with the
third groove26, a connecting
pipe30 penetrates through the left side of the
lower sealing cover23 and is in threaded connection with the lower sealing cover, a
control valve31 is installed inside the connecting
pipe30, a
sleeve32 is fixed at the bottom of the
lower sealing cover23, and the upper end of the
sleeve32 is communicated with the
blind hole29.
The working principle is as follows: when the visual puncture outfit capable of keeping abdominal pressure is used, firstly, the
sealing films11 in the three first through
holes10 on the rotating
disc6 are respectively suitable for surgical instruments with different diameters, the
knob4 is rotated, the
knob4 drives the rotating
disc6 to rotate through the
gear ring7, the center line of the
corresponding sealing film11 is superposed with the center line of the second through
hole12, the
puncture needle20 is inserted into the second through
hole12, the
puncture needle20 penetrates through the
sealing film11 and extends into the
sleeve32, the
puncture outfit cap14 is rotated, the
puncture outfit cap14 is connected and fastened with the
sealing cover2 through the connecting
flange9, the puncture outfit is grasped and is preliminarily punctured into the abdominal wall of a patient by the
puncture needle20, an external power supply is switched on, the controller is started, the puncture outfit is punctured continuously until the
puncture needle20 punctures the abdominal wall of the patient, the
positive electrode21 and the
negative electrode22 are simultaneously separated from the joint with the abdominal wall of the patient, and the electrical connection between the
positive electrode21 and the
negative electrode22 is interrupted, the controller detects signal interruption and starts the driving
motor15, the driving
motor15 drives the
first screw16 to rotate, the
first screw16 pulls the
puncture needle20 to shrink along the
sleeve32, the matching of the
limiting groove18 and the
limiting piece19 enables the
puncture needle20 to shrink more stably and smoothly until the
puncture needle20 completely retracts into the
sleeve32, the
sharp puncture needle20 is prevented from puncturing internal organs of a patient, the use is safer, the
puncture device cap14 is rotated reversely, the
puncture needle20 is pulled out upwards, the
puncture needle20 is positioned in the third through
hole13, the
second screw28 is rotated, the
second screw28 pushes the
sealing plate27 to move to the left side of the
third groove26, the
blind hole29 and the
sleeve32 are sealed, then the
puncture needle20 is pulled out completely, the air pump is connected with the connecting
pipe30, the
control valve31 is opened, air is conveyed into the abdominal cavity of the patient through the connecting
pipe30 to form an air abdomen, the
knob4 is rotated,
different sealing films11 are selected according to the diameter of a surgical instrument, the
sealing film11 and the surgical instrument bracket are more fit, the problem that the surgical instrument is difficult to move due to untight sealing or over-tightening caused by over-feeding is avoided, the puncture outfit is more practical to use, when the surgical instrument is stretched into the abdominal cavity of a patient, the lower end of the surgical instrument firstly penetrates through the sealing
film11 and stays in the third through
hole13, then the
second screw28 is rotated to open the
blind hole29 and the
sleeve32, then the surgical instrument is further moved, the problem that the surgical instrument penetrates through the
sealing film11 to generate a gap and further cause gas leakage in the abdominal cavity of the patient is avoided, after the puncture outfit is used, the puncture outfit is completely pulled out, then the
bolt24 is rotated to separate the
lower sealing cover23 from the
sealing shell1, the
sealing cover2 is rotated to separate the
sealing cover2 from the
sealing shell1, the
rotary disk6 and the
sealing ring8 are discarded, the connecting
pipe30 is rotated to discard the connecting pipe and discard the connecting
pipe30, and then other components are disinfected and cleaned, the structure of the puncture outfit is simplified, the cleaning difficulty is reduced, dead angles which are difficult to clean are eliminated, bacteria residue is avoided, the puncture outfit is safer to use, and all work is completed.
The terms "central," "longitudinal," "lateral," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for simplicity of description only and are not intended to indicate or imply that the referenced devices or elements must be in a particular orientation, constructed and operative in a particular orientation, and are not to be considered limiting of the claimed invention.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.
Claims (9)
1. A visual puncture outfit capable of maintaining abdominal pressure, which comprises a sealing shell (1), a puncture outfit cap (14) and a lower sealing cover (23), and is characterized in that:
the sealing shell (1), the top of the sealing shell (1) is provided with a sealing cover (2) in a threaded manner, the bottom of the sealing cover (2) is provided with a first groove (3), the right end of the sealing cover (2) is connected with a knob (4) in a rotating manner, the lower end of the knob (4) is arranged in the first groove (3), the top of the sealing cover (2) is provided with a second groove (5), the inside of the second groove (5) is connected with a rotating disc (6) in a rotating manner, the top of the rotating disc (6) is fixed with a gear ring (7), the upper end of the gear ring (7) is arranged in the first groove (3), the gear ring (7) is meshed with the knob (4), the bottom of the second groove (5) is provided with a sealing ring (8), the sealing ring (8) is arranged between the rotating disc (6) and the second groove (5), the top of the sealing cover (2) is fixed with a connecting flange (9), three first through holes (10) penetrate through the surface of the rotating disc (6), sealing films (11) aiming at surgical instruments with different diameters are fixedly installed in the first through holes (10), second through holes (12) penetrate through the surface of the sealing cover (2), and third through holes (13) penetrate through the surface of the sealing shell (1);
the puncture outfit comprises a puncture outfit cap (14), the bottom of the puncture outfit cap (14) is in threaded connection with a connecting flange (9), a driving motor (15) is fixedly installed inside the puncture outfit cap (14), the driving motor (15) is fixedly connected with the upper end of a first screw (16), a connecting rod (17) is fixed at the bottom of the puncture outfit cap (14), a limiting groove (18) is formed in the lower side of the connecting rod (17), a limiting piece (19) is connected inside the limiting groove (18) in a sliding mode, the lower end of the limiting piece (19) is fixed at the top of a puncture needle (20), the middle of the first screw (16) penetrates through the connecting rod (17) and is in rotating connection with the first screw, the lower end of the first screw (16) penetrates through the puncture needle (20) and is in threaded connection with the puncture needle, and a positive electrode (21) and a negative electrode (22) are installed on the left side and the right side of the bottom of the puncture needle (20);
the lower sealing cover (23) is fixedly arranged at the bottom of the sealing shell (1) through a bolt (24), a sealing gasket (25) is arranged between the lower sealing cover (23) and the sealing shell (1), a third groove (26) is formed in the upper surface of the lower sealing cover (23), a sealing plate (27) is connected to the inside of the third groove (26) in a sliding mode, a second screw rod (28) is connected to the right side of the lower sealing cover (23) in a rotating mode, the left end of the second screw rod (28) penetrates through the sealing plate (27) and is in threaded connection with the sealing plate, a blind hole (29) is formed in the lower sealing cover (23), the blind hole (29) is communicated with the third groove (26), a connecting pipe (30) penetrates through the left side of the lower sealing cover (23) and is in threaded connection with the lower sealing cover, a control valve (31) is arranged inside the connecting pipe (30), and a sleeve (32) is fixed at the bottom of the lower sealing cover (23), and the upper end of the sleeve (32) is communicated with the blind hole (29).
2. A visual puncture instrument capable of maintaining abdominal pressure according to claim 1, wherein: the upper surface of the rotating disc (6) is attached to the lower surface of the sealing cover (2), and the lower surface of the rotating disc (6) is attached to the upper surface of the sealing shell (1).
3. A visual puncture instrument capable of maintaining abdominal pressure according to claim 1, wherein: the center line of the rotating disc (6) is superposed with the center line of the sealing shell (1), and the three first through holes (10) are distributed in an annular array shape by taking the center line of the rotating disc (6) as the center.
4. A visual puncture instrument capable of maintaining abdominal pressure according to claim 1, wherein: the inner diameter of the sealing ring (8) is larger than that of the first through hole (10), and the center line of the sealing ring (8) is superposed with that of the second through hole (12).
5. A visual puncture instrument capable of maintaining abdominal pressure according to claim 1, wherein: the inner diameter of the first through hole (10) is the same as that of the second through hole (12), and the center line of the first through hole (10) is superposed with that of the second through hole (12).
6. A visual puncture instrument capable of maintaining abdominal pressure according to claim 1, wherein: the inner diameter of the second through hole (12), the inner diameter of the third through hole (13) and the inner diameter of the blind hole (29) are the same, and the center line of the second through hole (12), the center line of the third through hole (13) and the center line of the blind hole (29) are overlapped.
7. A visual puncture instrument capable of maintaining abdominal pressure according to claim 1, wherein: the four limiting grooves (18) are formed, and the four limiting grooves (18) are distributed in an annular array shape by taking the connecting central line as the center.
8. A visual puncture instrument capable of maintaining abdominal pressure according to claim 1, wherein: the diameter of the puncture needle (20) is the same as that of the connecting rod (17), and the outer end of the puncture needle (20) is attached to the inner wall of the sleeve (32).
9. A visual puncture instrument capable of maintaining abdominal pressure according to claim 1, wherein: the lowest end of the puncture needle (20) and the lowest end of the sleeve (32) are positioned on the same horizontal plane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110005491.9A CN112754617B (en) | 2021-01-05 | 2021-01-05 | Visual puncture outfit capable of keeping abdominal pressure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113425394B (en) * | 2021-07-21 | 2022-05-27 | 常州安康医疗器械有限公司 | Disposable puncture ware sealing mechanism |
| CN113598904B (en) * | 2021-08-10 | 2022-07-05 | 张加永 | Pelvic floor operation puncture outfit for internal medicine operation |
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