[go: up one dir, main page]

CN209695314U - It is a kind of to visualize glans penis seat of peritomizing - Google Patents

It is a kind of to visualize glans penis seat of peritomizing Download PDF

Info

Publication number
CN209695314U
CN209695314U CN201821909731.8U CN201821909731U CN209695314U CN 209695314 U CN209695314 U CN 209695314U CN 201821909731 U CN201821909731 U CN 201821909731U CN 209695314 U CN209695314 U CN 209695314U
Authority
CN
China
Prior art keywords
glans penis
main body
penis seat
foreskin
seat main
Prior art date
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.)
Active
Application number
CN201821909731.8U
Other languages
Chinese (zh)
Inventor
刘晓鹏
丁称华
邬升泽
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Jiangxi Wolf And Medical Devices Co Ltd
Original Assignee
Jiangxi Wolf And Medical Devices Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Jiangxi Wolf And Medical Devices Co Ltd filed Critical Jiangxi Wolf And Medical Devices Co Ltd
Priority to CN201821909731.8U priority Critical patent/CN209695314U/en
Application granted granted Critical
Publication of CN209695314U publication Critical patent/CN209695314U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Landscapes

  • Orthopedics, Nursing, And Contraception (AREA)

Abstract

Glans penis seat of peritomizing is visualized the utility model discloses a kind of, belong to medical instruments field, including the glans penis seat main body in hat hat shape, the inner wall of glans penis seat main body encloses to set around its center line to form glans penis positioning chamber, glans penis seat main body has the opening being connected to glans penis positioning chamber, and the outside wall surface of glans penis seat main body forms foreskin positioning surface;Foreskin positioning surface is equipped with light fixture, and light fixture emitted light is projected towards the direction far from glans penis positioning chamber.The light that light fixture projects penetrates meagre wrapper layer, performer can also be depending on seeing specific situation of the glans penis seat main body inside foreskin, whether in place it can more be intuitive to see the installation site of glans penis seat main body, whether the tilt angle of glans penis seat is suitable, and it can visually adjust the tightness of frenulum, frenulum is avoided to damage, the upper and lower position for visually adjusting foreskin is accurately located pre-cut position.Procedure efficiency and cutting accuracy are effectively improved, the probability that accident surgery occurs is reduced.

Description

It is a kind of to visualize glans penis seat of peritomizing
Technical field
The utility model relates to a kind of medical instruments more particularly to a kind of visualization to peritomize glans penis seat.
Background technique
Redundant prepuce is the common reproductive problems of male, and redundant prepuce is easy hiding dirt, leads to the generation of inflammation, is influenced normal Love life, Foreskin loop cutter can disposably cut off extra foreskin, and Foreskin loop cutter includes glans penis seat main body and pull rod, glans penis Glans penis seat main body sample of attaching the names of pre-determined candidates is worn glans penis when operation, plays the role of the glans penis that adequately protects, pull rod plays by seat main body in hat hat shape Drawing and fixed function.
But existing glans penis seat of peritomizing has the following deficiencies:
Glans penis seat main body sample of attaching the names of pre-determined candidates is being worn into glans penis, is being in glans penis after glans penis seat body lumen protected, due to more Remaining foreskin is wrapped in glans penis seat body outer wall, therefore blocked by foreskin can not for the internal glans penis seat main body position opposite with glans penis It being determined, performer can not learn the specific situation inside glans penis seat main body, and there are glans penis seat main body riding positions there are deviation, Situations such as causing cutting effect bad, uneven.
In addition, due to the above reasons, performer be also unable to judge accurately the tightness of frenulum after glans penis seat agent localization, Whether pre-reservation is too long or too short, there is a situation where that frenulum damage or depth of cut are insufficient in cutting process.
Utility model content
For overcome the deficiencies in the prior art, glans penis of peritomizing is visualized the purpose of this utility model is to provide a kind of Seat, when operation, start light fixture, and light enables performer to observe inner preputial lamina situation through meagre wrapper layer, effectively contract Short operating time, operation excision are more accurate.
The purpose of this utility model adopts the following technical scheme that realization:
A kind of visualization is peritomized glans penis seat, including the glans penis seat main body in hat hat shape, the glans penis seat main body it is interior Wall surface is enclosed around its center line to be set to form glans penis positioning chamber, and the glans penis seat main body has to be opened with what the glans penis positioning chamber was connected to Mouthful, the outside wall surface of the glans penis seat main body forms foreskin positioning surface;The foreskin positioning surface is equipped with light fixture, the illumination Component emitted light is projected towards the direction far from the glans penis positioning chamber.
Further, the light fixture includes several lamp beads, several described lamp beads are between the foreskin positioning surface Every setting.
Further, the light fixture includes at least one light bar, at least one described light bar is set around the foreskin Positioning surface.
Further, the light fixture further includes switch block and power supply unit, and the switch block, the power supply are single The first and described light fixture is arranged in series.
Further, the switch block is touch switch;The touch switch and the opening are along the glans penis seat master The center line of body is oppositely arranged on the both ends of the glans penis positioning chamber.
Further, the glans penis seat main body is provided with the cyclic annular side for protruding from the foreskin positioning surface along opening described in its Edge is provided with anvil assembly on the ring-shaped edge.
Further, the glans penis seat main body and the foreskin positioning surface described in opposite one end that is open are equipped with pull rod; The pull rod and the glans penis seat main body are coaxially disposed.
Further, the pull rod includes foreskin positioning section and fixed section, and the foreskin positioning section is located at the glans penis Between seat main body and the fixed section;The foreskin positioning section is equipped with the fixed line of several foreskins.
Further, the pull rod further includes guide section, and the guide section is located at the fixed section and the foreskin positions Between section;The guide section is equipped with several guide-localization slots, and the guide-localization slot extending direction and the pull rod axis are flat Row.
Further, the glans penis seat main body is equipped with gas vent, and the gas vent, which penetrates through the foreskin positioning surface, makes it It is connected to the glans penis positioning chamber.
Compared with prior art, the utility model has the beneficial effects that:
The inner wall of glans penis seat main body is enclosed around its center line to be set to form glans penis positioning chamber, and glans penis seat main body has fixed with glans penis The opening of position chamber connection, when operation, glans penis by opening into glans penis positioning chamber make its by glans penis seat main body protection Positioning, the outside wall surface of glans penis seat main body form foreskin positioning surface, and extra foreskin is lifted and wrapped in solid on foreskin positioning surface Determine and waits to be cut.Foreskin positioning surface be equipped with light fixture, light fixture emitted light towards far from glans penis positioning chamber side To injection, after opening light fixture, light can not only assist performer preferably to observe foreskin situation, light in the course of surgery Line penetrates meagre wrapper layer, and performer can also be depending on seeing specific situation of the glans penis seat main body inside foreskin, i.e. performer can Whether in place the case where observing the inside through wrapper layer can more be intuitive to see the installation site of glans penis seat main body, tortoise Whether the tilt angle of headstock is suitable, and can visually adjust the tightness of frenulum, and frenulum is avoided to damage, visualization The upper and lower position of ground adjustment foreskin is accurately located pre-cut position.Procedure efficiency and cutting accuracy are effectively improved, hair is reduced The probability of raw accident surgery.
Detailed description of the invention
Fig. 1 is that the utility model visualizes one of glans penis holder structure schematic diagram of peritomizing;
Fig. 2 is that the utility model visualization peritomizes the two of glans penis holder structure schematic diagram;
Fig. 3 is that the utility model visualization peritomizes the three of glans penis holder structure schematic diagram;
Fig. 4 is the utility model glans penis seat agent structure schematic diagram.
In figure: 10, glans penis seat main body;11, glans penis positioning chamber;12, it is open;13, foreskin positioning surface;14, light fixture; 15, switch block;16, ring-shaped edge;161, knife anvil;162, nail anvil part;17, gas vent;20, pull rod;21, foreskin positions Section;22, guide section;23, fixed section.
Specific embodiment
In the following, being described further in conjunction with attached drawing and specific embodiment to the utility model, it should be noted that Under the premise of not colliding, it can be formed in any combination between various embodiments described below or between each technical characteristic new Embodiment.
As shown in Figure 1 to 4, in order to improve foreskin cutting operation foreskin cut accuracy, effective protection patient and Improve the efficiency of the operation, the utility model provides a kind of visualization and peritomizes glans penis seat, which peritomizes glans penis Seat specifically includes the glans penis seat main body 10 in hat hat shape, and the inner wall of glans penis seat main body 10 is enclosed around its center line sets that form glans penis fixed Position chamber 11, glans penis seat main body 10 has the opening 12 being connected to glans penis positioning chamber 11, and in the preoperative in preparation process, glans penis is by opening Mouth 12 enters glans penis positioning chamber 11, and the cavity wall of glans penis positioning chamber 11 surround glans penis and is in contact with it to play to be separated with extra foreskin, The effect of protection and positioning.The outside wall surface of glans penis seat main body 10 forms foreskin positioning surface 13, and extra foreskin is by being lifted It wraps on foreskin positioning surface 13, in general, after fixing glans penis position and extra foreskin extension elongation, can use and prick Band the end of extra foreskin part is tightened avoid extra foreskin before cutting be displaced in cutting process.In actual operation, The visualization of the utility model peritomize glans penis seat need to cooperate circumcision stapler (not shown) use, circumcision stapler includes ring Cutter, acrosome and driving mechanism, visualization are peritomized after glans penis seat and circumcision stapler secure fit, are coincide by ring cutting The driving mechanism driving circular cutter and acrosome of device close to glans penis seat main body 10, cutter to the foreskin being located on foreskin positioning surface 13 into Row cutting, the suturing nail of acrosome ejection at the same time suture cutting mouth.
And in order to which before cutting operation essence can be being carried out to the position between glans penis seat main body 10, glans penis and extra foreskin Determine position, foreskin positioning surface 13 is equipped with light fixture 14, and 14 emitted light of light fixture is towards far from glans penis positioning chamber 11 It projects in direction.Light fixture 14 is opened lighting system by starting when operation, can not only performer be assisted more preferably to observe in operation Foreskin situation, light penetrate meagre wrapper layer, wrapper layer be closer to light fixture 14 position and glans penis seat main body 10 it Between to generate brightness poor, so that glans penis seat main body 10, frenulum is generated shade, performer can be depending on seeing glans penis seat main body 10 in foreskin Whether in place the specific situation in face, such performer can more intuitively see the riding position of glans penis seat main body 10, glans penis Whether the tilt angle of seat main body 10 is suitable, visually adjusts the tightness of frenulum, visually adjusts the upper and lower of foreskin Position is accurately located pre-cut position.Solve blocking because of foreskin of the not visibleization glans penis seat main body 10 after being inserted in foreskin at present Performer can't see the riding position of glans penis seat main body 10, and whether frenulum pre-reservation is too short or too long, and foreskin pre-cut is too long or mistake It prescinds etc. and to feel completely by performer or feel goes the uncontrollable problem of judgement, these uncontrollable problems will become visual behaviour Make, shorten operating time, frenulum protects more accurate, circumcision more precision, notch more attractiveization.Allow Wrapping annulus cuts operation can Depending on controllableization, the skill requirement to performer is further decreased, improves satisfaction the sense of access of operation receiveing person.
As preferred embodiment, as shown in FIG. 1 to FIG. 2, light fixture 14 includes several lamp beads, several lamp beads It is spaced and is arranged along foreskin positioning surface 13, specifically, the center line of line and glans penis seat main body 10 between several lamp beads mutually hangs down Directly, the center line around glans penis seat main body 10 is arranged at equal intervals on foreskin positioning surface 13, and lamp bead, which can be, is entrenched in glans penis seat master On body 10, be also possible to be bonded, welding etc. modes be fixed in glans penis seat main body 10, light-emitting surface preferably with foreskin positioning surface 13 towards unanimously, and the light for enabling it to be issued, which is radiated at, to be wrapped on the extra foreskin in glans penis seat main body 10, interval setting Purpose be in order to allow wrap the extra foreskin in glans penis seat main body 10 each orientation and glans penis seat main body 10 it is each Orientation energy transmitted light irradiation imaging obtains corresponding positional relationship information, further increases operation accuracy.
As another preferred embodiment, light fixture 14 includes at least one light bar (not shown), at least one lamp Band is set around foreskin positioning surface 13, and the extending direction of light bar and the center line of glans penis seat main body 10 are mutually perpendicular to, and enables light bar It is surrounded on glans penis seat main body 10 to be arranged on foreskin positioning surface 13, guarantees each side of extra foreskin and glans penis seat main body 10 Position can manipulator transmitted light imaging learn corresponding position.
As another preferred embodiment, transparent material is can be used in glans penis seat main body 10, and light fixture 14 is arranged in tortoise Headstock main body 10 far from opening 12 one end, can be it is Embedded, issue light can be directed through meagre foreskin Layer manipulator provides position message, and some light makes entire glans penis seat main body through the refraction of glans penis seat main body 10 of transparent material 10 shine.
Preferably, light fixture 14 further includes switch block 15 and power supply unit (not shown), and switch block 15, power supply are single Member and light fixture 14 are arranged in series, and power supply unit can be battery compartment, and battery compartment is mounted on the side of glans penis seat main body 10 Or on pull rod 20, battery compartment installs battery;Power supply unit is also possible to the lithium with 20 secure fit of glans penis seat main body 10 or pull rod Battery makes the chargeable recycling of the utility model, or and external adapter by the way that the charge port connecting with lithium battery circuit is arranged Device is used cooperatively.
A variety of styles or fit system can also be used in switch block 15, and as shown in Fig. 3~Fig. 4, switch block 15 can be Touch switch;Touch switch and opening 12 are oppositely arranged on the both ends of glans penis positioning chamber 11 along the center line of glans penis seat main body 10, In the preoperative, performer first overturns, and opening 12 passes through the touch switch that pressing is located at 11 end of glans penis positioning chamber towards performer Open light fixture 14;
Switch block 15 also can be set to be located on foreskin positioning surface 13 in glans penis seat main body 10, also can be set in pull rod On 20, it is also not necessarily limited to touch switch, the switch of the other forms such as toggle switch can be made.
In order to cooperate circumcision stapler, foreskin cutting, suture glans penis seat main body 10 are provided with along its opening 12 protrudes from packet The ring-shaped edge 16 of skin positioning surface 13 is provided with anvil assembly on ring-shaped edge 16.
Anvil assembly includes the knife anvil 161 being arranged along ring-shaped edge 16 and nail anvil part 162;Knife anvil 161 is along ring-type Edge 16 be equipped with towards and 12 opposite knife anvil annular grooves of opening, peritomize in glans penis seat use process in visualization, knife anvil ring The circular cutter of slot and circumcision stapler is oppositely arranged, and drives circular cutter to carry out circular cutter to extra foreskin by driving mechanism Cutting, and circular cutter is supported by knife anvil annular groove and guarantees that foreskin can be cut off;Nail anvil part 162 is equipped with several along ring-shaped edge 16 A direction is opposite with opening 12 to support nail slot, peritomizes in glans penis seat use process in visualization, supports nail slot and ring cutting is identical The acrosome of device is oppositely arranged, and acrosome is equipped with suturing nail towards being open at 12, drives acrosome to make suturing nail to packet by driving mechanism Skin notch is fastened, and the effect of suture, hemostasis is played.
Further, glans penis seat main body 10 is equipped with pull rod 20 with the foreskin positioning surface 13 of 12 opposite one end of opening;It draws Bar 20 and glans penis seat main body 10 are coaxially disposed, and visualization is peritomized in glans penis seat use process, and pull rod 20 is used to kiss with ring cutting Clutch fixed setting, enables driving mechanism to drive circular cutter and acrosome close to or far from glans penis seat main body 10.
Preferably, pull rod 20 includes foreskin positioning section 21 and fixed section 23, and foreskin positioning section 21 is located at glans penis seat main body Between 10 and fixed section 23;Foreskin positioning section 21 is equipped with the fixed line of several foreskins, wraps after foreskin positioning surface 13 in foreskin, The end of extra foreskin is tightened by band and is fixed on line in foreskin, and the effect of the fixed line of foreskin is then to limit band Axial movement, avoid extra foreskin from being displaced.
Pull rod 20 further includes guide section 22, and guide section 22 is between fixed section 23 and foreskin positioning section 21;Guide section 22 Several guide-localization slots are equipped with, guide-localization slot extending direction is parallel with 20 axis of pull rod, and guide-localization slot is used for and ring cutting Stapler guiding cooperation, the sleeve for being used in installation circular cutter and acrosome this can be that direction is moved along guide-localization slot.
In order to place air pressure and the extraneous ring that glans penis positioning chamber 11 is attached the names of pre-determined candidates when the glans penis between glans penis positioning chamber 11 and glans penis The different situation of border air pressure, glans penis seat main body 10 are equipped with gas vent 17, and gas vent 17, which penetrates through foreskin positioning surface 13, makes itself and tortoise Head positioning chamber 11 is connected to, and keeps the pressure of the glans penis positioning chamber 11 in use process identical as external environment.
As a preferred option, the visualization of the utility model is peritomized, and there are many composite structures for glans penis seat tool:
Structure 1, glans penis seat main body 10 and the removable connection of pull rod 20, foreskin positioning section 21 and guide section 22 on pull rod 20 Be integrally formed it is encapsulated be paperwrapped in fixed section 23,23 one end of fixed section is detachably connected with glans penis seat main body 10, and the other end is provided with The fixed screw thread with circumcision stapler;
Structure 2, glans penis seat main body 10, foreskin positioning section 21 and guide section 22 are integrally formed, foreskin positioning section 21 and guiding It is offered in section 22 and forms internal screw thread in the through-hole of connection and the through-hole, 23 one end of fixed section of pull rod 20 is formed with to be led to above-mentioned The external screw thread that the internal screw thread in hole is threadedly engaged, the other end are formed with the external screw thread being threadedly engaged with circumcision stapler;
Structure 3, glans penis seat main body 10, pull rod 20 are integrally formed.
Above embodiment is only preferred embodiments of the present invention, cannot be protected with this to limit the utility model Range, the variation of any unsubstantiality that those skilled in the art is done on the basis of the utility model and replacement belong to In the utility model range claimed.

Claims (10)

  1. The glans penis seat 1. a kind of visualization is peritomized, including the glans penis seat main body in hat hat shape, the inner wall of the glans penis seat main body Face is enclosed around its center line to be set to form glans penis positioning chamber, and the glans penis seat main body has the opening being connected to the glans penis positioning chamber, The outside wall surface of the glans penis seat main body forms foreskin positioning surface;It is characterized by:
    The foreskin positioning surface is equipped with light fixture, and the light fixture emitted light is towards far from the glans penis positioning chamber It projects in direction.
  2. The glans penis seat 2. visualization as described in claim 1 is peritomized, it is characterised in that: the light fixture includes several Lamp bead, several described lamp beads are along foreskin positioning face interval setting.
  3. The glans penis seat 3. visualization as described in claim 1 is peritomized, it is characterised in that: the light fixture includes at least one A light bar, at least one described light bar are set around the foreskin positioning surface.
  4. 4. visualization is peritomized glans penis seat as claimed in claim 2 or claim 3, it is characterised in that: the light fixture further includes Switch block and power supply unit, the switch block, said supply unit and the light fixture are arranged in series.
  5. The glans penis seat 5. visualization as claimed in claim 4 is peritomized, it is characterised in that: the switch block is that point touching is opened It closes;The touch switch is oppositely arranged on the two of the glans penis positioning chamber along the center line of the glans penis seat main body with the opening End.
  6. The glans penis seat 6. visualization as described in claim 1 is peritomized, it is characterised in that: the glans penis seat main body is along described in it Opening is provided with the ring-shaped edge for protruding from the foreskin positioning surface, is provided with anvil assembly on the ring-shaped edge.
  7. The glans penis seat 7. visualization as described in claim 1 is peritomized, it is characterised in that: the glans penis seat main body is opened with described Foreskin positioning surface described in the opposite one end of mouth is equipped with pull rod;The pull rod and the glans penis seat main body are coaxially disposed.
  8. The glans penis seat 8. visualization as claimed in claim 7 is peritomized, it is characterised in that: the pull rod includes foreskin positioning section And fixed section, the foreskin positioning section is between the glans penis seat main body and the fixed section;On the foreskin positioning section Equipped with the fixed line of several foreskins.
  9. The glans penis seat 9. visualization as claimed in claim 8 is peritomized, it is characterised in that: the pull rod further includes guide section, The guide section is between the fixed section and the foreskin positioning section;The guide section is equipped with several guide-localization slots, The guide-localization slot extending direction is parallel with the pull rod axis.
  10. The glans penis seat 10. visualization as described in claim 1 is peritomized, it is characterised in that: the glans penis seat main body is equipped with Gas vent, the gas vent, which penetrates through the foreskin positioning surface, is connected to it with the glans penis positioning chamber.
CN201821909731.8U 2018-11-19 2018-11-19 It is a kind of to visualize glans penis seat of peritomizing Active CN209695314U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201821909731.8U CN209695314U (en) 2018-11-19 2018-11-19 It is a kind of to visualize glans penis seat of peritomizing

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201821909731.8U CN209695314U (en) 2018-11-19 2018-11-19 It is a kind of to visualize glans penis seat of peritomizing

Publications (1)

Publication Number Publication Date
CN209695314U true CN209695314U (en) 2019-11-29

Family

ID=68635236

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201821909731.8U Active CN209695314U (en) 2018-11-19 2018-11-19 It is a kind of to visualize glans penis seat of peritomizing

Country Status (1)

Country Link
CN (1) CN209695314U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109528273A (en) * 2018-11-19 2019-03-29 江西狼和医疗器械有限公司 It is a kind of to visualize glans penis seat of peritomizing
CN111759412A (en) * 2020-08-07 2020-10-13 浙江医高医疗科技有限公司 Suture mechanism and circumcision stapler having the same

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109528273A (en) * 2018-11-19 2019-03-29 江西狼和医疗器械有限公司 It is a kind of to visualize glans penis seat of peritomizing
CN111759412A (en) * 2020-08-07 2020-10-13 浙江医高医疗科技有限公司 Suture mechanism and circumcision stapler having the same
CN111759412B (en) * 2020-08-07 2022-04-15 浙江医高医疗科技有限公司 Suture mechanism and circumcision anastomat with same

Similar Documents

Publication Publication Date Title
EP2494913B1 (en) Anorectal surgical instrument and anal dilator
US11622885B2 (en) Illuminated vitrectomy cutter with adjustable illumination aperture
CN209695314U (en) It is a kind of to visualize glans penis seat of peritomizing
US20200155187A1 (en) Microblister skin grafting
US20120116267A1 (en) User feedback through end effector of surgical instrument
TWI855371B (en) An external eversion circumcision device
AU2004203119A1 (en) Surgical instrument incorporating an articulation mechanism having rotation about the longitudinal axis
CN109528273A (en) It is a kind of to visualize glans penis seat of peritomizing
CA2905978C (en) Microblister skin grafting
US20080312649A1 (en) Illuminated instrument buttons
CN201930043U (en) Disposable multifunctional puncture outfit
CN109326189B (en) Puncture simulator of laparoscope
CN211355850U (en) Electrotome with lighting function
CN105476696A (en) Circumcision suturing instrument
CN103767768B (en) The inner core of prepuce cutting stitching instrument
CN216318358U (en) LED tear duct probe
CN215425063U (en) Annular laser emitting head for anal fistula operation and corresponding annular laser emitter
CN214128648U (en) Shuttle choroidal suture needle
CN203619677U (en) High-frequency electrotome
CN216652370U (en) Electric anastomat with illumination function
CN106955143A (en) A kind of built-in scale Foreskin loop cutter
CN201029901Y (en) Round tube surgical stapler
CN215384452U (en) Prepuce cutting stitching instrument
CN219207300U (en) Cutting device for micro-pore canal and cutting system thereof
CN210871919U (en) Inner ring seat assembly with lace protection structure and circumcision stapler

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant