US 12,415,046 B2
Insufflation device and operating method that can be carried out therewith
Jan Bischof, Berlin (DE)
Assigned to W.O.M. WORLD OF MEDICINE GMBH, Berlin (DE)
Appl. No. 17/058,752
Filed by W.O.M. WORLD OF MEDICINE GMBH, Berlin (DE)
PCT Filed May 27, 2019, PCT No. PCT/DE2019/000149
§ 371(c)(1), (2) Date Nov. 25, 2020,
PCT Pub. No. WO2019/223826, PCT Pub. Date Nov. 28, 2019.
Claims priority of application No. 10 2018 004 211.2 (DE), filed on May 25, 2018.
Prior Publication US 2021/0213214 A1, Jul. 15, 2021
Int. Cl. A61M 13/00 (2006.01); A61M 39/24 (2006.01)
CPC A61M 13/003 (2013.01) [A61M 39/24 (2013.01); A61M 2039/2413 (2013.01); A61M 2202/02 (2013.01); A61M 2205/07 (2013.01); A61M 2205/3344 (2013.01); A61M 2205/50 (2013.01); A61M 2205/75 (2013.01); A61M 2210/1021 (2013.01)] 8 Claims
OG exemplary drawing
 
1. A medical assembly for use in minimally invasive surgery, comprising:
an insufflator which includes:
a gas supply line 2 for receiving a gas supply;
a first pressure and flow control unit 3 equipped with a proportional valve and a pressure sensor, the first unit adapted and configured to receive at least a portion of the gas supply from the gas supply line;
a second pressure and flow control unit 18 equipped with a second proportional valve and a second pressure sensor, the second unit adapted and configured to receive at least a second portion of the gas supply from the gas supply line;
an in-feed line 6 with filter 5 operatively connected to the first pressure and flow control unit 3;
an extraction line 11 with filter 20 operatively connected to an extraction device;
a secondary gas supply line 19 extending between the gas supply line 2 and the second pressure and flow control unit 18, and
an electronic control unit;
a first trocar 7 connected to a distal end of the in-feed line 6, and
a second trocar 8 connected to a distal end of the extraction line 11,
a secondary insufflation line with filter 21 operatively connected to the second pressure and flow control unit 18 and the second trocar 8.